tests/test-cbor.py
author Gregory Szorc <gregory.szorc@gmail.com>
Tue, 28 Aug 2018 15:02:48 -0700
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parent 37899 2b3b6187c316
child 39412 a40d3da89b7d
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cborutil: implement sans I/O decoder The vendored CBOR package decodes by calling read(n) on an object. There are a number of disadvantages to this: * Uses blocking I/O. If sufficient data is not available, the decoder will hang until it is. * No support for partial reads. If the read(n) returns less data than requested, the decoder raises an error. * Requires the use of a file like object. If the original data is in say a buffer, we need to "cast" it to e.g. a BytesIO to appease the decoder. In addition, the vendored CBOR decoder doesn't provide flexibility that we desire. Specifically: * It buffers indefinite length bytestrings instead of streaming them. * It doesn't allow limiting the set of types that can be decoded. This property is useful when implementing a "hardened" decoder that is less susceptible to abusive input. * It doesn't provide sufficient "hook points" and introspection to institute checks around behavior. These are useful for implementing a "hardened" decoder. This all adds up to a reasonable set of justifications for writing our own decoder. So, this commit implements our own CBOR decoder. At the heart of the decoder is a function that decodes a single "item" from a buffer. This item can be a complete simple value or a special value, such as "start of array." Using this function, we can build a decoder that effectively iterates over the stream of decoded items and builds up higher-level values, such as arrays, maps, sets, and indefinite length bytestrings. And we can do this without performing I/O in the decoder itself. The core of the sans I/O decoder will probably not be used directly. Instead, it is expected that we'll build utility functions for invoking the decoder given specific input types. This will allow extreme flexibility in how data is delivered to the decoder. I'm pretty happy with the state of the decoder modulo the TODO items to track wanted features to help with a "hardened" decoder. The one thing I could be convinced to change is the handling of semantic tags. Since we only support a single semantic tag (sets), I thought it would be easier to handle them inline in decodeitem(). This is simpler now. But if we add support for other semantic tags, it will likely be easier to move semantic tag handling outside of decodeitem(). But, properly supporting semantic tags opens up a whole can of worms, as many semantic tags imply new types. I'm optimistic we won't need these in Mercurial. But who knows. I'm also pretty happy with the test coverage. Writing comprehensive tests for partial decoding did flush out a handful of bugs. One general improvement to testing would be fuzz testing for partial decoding. I may implement that later. I also anticipate switching the wire protocol code to this new decoder will flush out any lingering bugs. Differential Revision: https://phab.mercurial-scm.org/D4414
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from __future__ import absolute_import
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import io
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import unittest
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from mercurial.thirdparty import (
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    cbor,
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)
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from mercurial.utils import (
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    cborutil,
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)
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class TestCase(unittest.TestCase):
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    if not getattr(unittest.TestCase, 'assertRaisesRegex', False):
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        # Python 3.7 deprecates the regex*p* version, but 2.7 lacks
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        # the regex version.
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        assertRaisesRegex = (# camelcase-required
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            unittest.TestCase.assertRaisesRegexp)
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def loadit(it):
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    return cbor.loads(b''.join(it))
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class BytestringTests(TestCase):
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    def testsimple(self):
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        self.assertEqual(
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            list(cborutil.streamencode(b'foobar')),
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            [b'\x46', b'foobar'])
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        self.assertEqual(
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            loadit(cborutil.streamencode(b'foobar')),
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            b'foobar')
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        self.assertEqual(cborutil.decodeall(b'\x46foobar'),
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                         [b'foobar'])
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        self.assertEqual(cborutil.decodeall(b'\x46foobar\x45fizbi'),
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                         [b'foobar', b'fizbi'])
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    def testlong(self):
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        source = b'x' * 1048576
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        self.assertEqual(loadit(cborutil.streamencode(source)), source)
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        encoded = b''.join(cborutil.streamencode(source))
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        self.assertEqual(cborutil.decodeall(encoded), [source])
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    def testfromiter(self):
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        # This is the example from RFC 7049 Section 2.2.2.
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        source = [b'\xaa\xbb\xcc\xdd', b'\xee\xff\x99']
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        self.assertEqual(
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            list(cborutil.streamencodebytestringfromiter(source)),
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            [
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                b'\x5f',
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                b'\x44',
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                b'\xaa\xbb\xcc\xdd',
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                b'\x43',
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                b'\xee\xff\x99',
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                b'\xff',
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            ])
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        self.assertEqual(
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            loadit(cborutil.streamencodebytestringfromiter(source)),
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            b''.join(source))
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        self.assertEqual(cborutil.decodeall(b'\x5f\x44\xaa\xbb\xcc\xdd'
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                                            b'\x43\xee\xff\x99\xff'),
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                         [b'\xaa\xbb\xcc\xdd', b'\xee\xff\x99', b''])
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        for i, chunk in enumerate(
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            cborutil.decodeall(b'\x5f\x44\xaa\xbb\xcc\xdd'
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                               b'\x43\xee\xff\x99\xff')):
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            self.assertIsInstance(chunk, cborutil.bytestringchunk)
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            if i == 0:
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                self.assertTrue(chunk.isfirst)
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            else:
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                self.assertFalse(chunk.isfirst)
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            if i == 2:
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                self.assertTrue(chunk.islast)
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            else:
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                self.assertFalse(chunk.islast)
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    def testfromiterlarge(self):
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        source = [b'a' * 16, b'b' * 128, b'c' * 1024, b'd' * 1048576]
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        self.assertEqual(
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            loadit(cborutil.streamencodebytestringfromiter(source)),
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            b''.join(source))
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    def testindefinite(self):
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        source = b'\x00\x01\x02\x03' + b'\xff' * 16384
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        it = cborutil.streamencodeindefinitebytestring(source, chunksize=2)
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        self.assertEqual(next(it), b'\x5f')
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        self.assertEqual(next(it), b'\x42')
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        self.assertEqual(next(it), b'\x00\x01')
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        self.assertEqual(next(it), b'\x42')
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        self.assertEqual(next(it), b'\x02\x03')
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        self.assertEqual(next(it), b'\x42')
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        self.assertEqual(next(it), b'\xff\xff')
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        dest = b''.join(cborutil.streamencodeindefinitebytestring(
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            source, chunksize=42))
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        self.assertEqual(cbor.loads(dest), source)
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        self.assertEqual(b''.join(cborutil.decodeall(dest)), source)
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        for chunk in cborutil.decodeall(dest):
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            self.assertIsInstance(chunk, cborutil.bytestringchunk)
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            self.assertIn(len(chunk), (0, 8, 42))
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        encoded = b'\x5f\xff'
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        b = cborutil.decodeall(encoded)
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        self.assertEqual(b, [b''])
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        self.assertTrue(b[0].isfirst)
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        self.assertTrue(b[0].islast)
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37711
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    def testreadtoiter(self):
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        source = io.BytesIO(b'\x5f\x44\xaa\xbb\xcc\xdd\x43\xee\xff\x99\xff')
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        it = cborutil.readindefinitebytestringtoiter(source)
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        self.assertEqual(next(it), b'\xaa\xbb\xcc\xdd')
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        self.assertEqual(next(it), b'\xee\xff\x99')
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        with self.assertRaises(StopIteration):
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            next(it)
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    def testdecodevariouslengths(self):
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        for i in (0, 1, 22, 23, 24, 25, 254, 255, 256, 65534, 65535, 65536):
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            source = b'x' * i
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            encoded = b''.join(cborutil.streamencode(source))
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            if len(source) < 24:
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                hlen = 1
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            elif len(source) < 256:
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                hlen = 2
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            elif len(source) < 65536:
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                hlen = 3
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            elif len(source) < 1048576:
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                hlen = 5
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            self.assertEqual(cborutil.decodeitem(encoded),
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                             (True, source, hlen + len(source),
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                              cborutil.SPECIAL_NONE))
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    def testpartialdecode(self):
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        encoded = b''.join(cborutil.streamencode(b'foobar'))
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        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
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                         (False, None, -6, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
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                         (False, None, -5, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
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                         (False, None, -4, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[0:4]),
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                         (False, None, -3, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[0:5]),
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                         (False, None, -2, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[0:6]),
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                         (False, None, -1, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[0:7]),
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                         (True, b'foobar', 7, cborutil.SPECIAL_NONE))
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    def testpartialdecodevariouslengths(self):
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        lens = [
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            2,
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            3,
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            10,
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            23,
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            24,
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            25,
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            31,
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            100,
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            254,
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            255,
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            256,
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            257,
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            16384,
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            65534,
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            65535,
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            65536,
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            65537,
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            131071,
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            131072,
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            131073,
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            1048575,
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            1048576,
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            1048577,
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   192
        ]
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   193
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   194
        for size in lens:
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   195
            if size < 24:
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                hlen = 1
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   197
            elif size < 2**8:
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                hlen = 2
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   199
            elif size < 2**16:
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                hlen = 3
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   201
            elif size < 2**32:
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   202
                hlen = 5
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   203
            else:
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                assert False
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   205
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            source = b'x' * size
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            encoded = b''.join(cborutil.streamencode(source))
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   208
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   209
            res = cborutil.decodeitem(encoded[0:1])
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   210
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   211
            if hlen > 1:
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   212
                self.assertEqual(res, (False, None, -(hlen - 1),
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                                       cborutil.SPECIAL_NONE))
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   214
            else:
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   215
                self.assertEqual(res, (False, None, -(size + hlen - 1),
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                                       cborutil.SPECIAL_NONE))
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   217
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            # Decoding partial header reports remaining header size.
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            for i in range(hlen - 1):
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   220
                self.assertEqual(cborutil.decodeitem(encoded[0:i + 1]),
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                                 (False, None, -(hlen - i - 1),
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   222
                                  cborutil.SPECIAL_NONE))
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   223
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            # Decoding complete header reports item size.
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   225
            self.assertEqual(cborutil.decodeitem(encoded[0:hlen]),
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                             (False, None, -size, cborutil.SPECIAL_NONE))
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   227
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            # Decoding single byte after header reports item size - 1
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   229
            self.assertEqual(cborutil.decodeitem(encoded[0:hlen + 1]),
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                             (False, None, -(size - 1), cborutil.SPECIAL_NONE))
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   231
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            # Decoding all but the last byte reports -1 needed.
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            self.assertEqual(cborutil.decodeitem(encoded[0:hlen + size - 1]),
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                             (False, None, -1, cborutil.SPECIAL_NONE))
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   235
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            # Decoding last byte retrieves value.
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            self.assertEqual(cborutil.decodeitem(encoded[0:hlen + size]),
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                             (True, source, hlen + size, cborutil.SPECIAL_NONE))
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   239
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   240
    def testindefinitepartialdecode(self):
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        encoded = b''.join(cborutil.streamencodebytestringfromiter(
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            [b'foobar', b'biz']))
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   243
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        # First item should be begin of bytestring special.
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        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
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                         (True, None, 1,
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                          cborutil.SPECIAL_START_INDEFINITE_BYTESTRING))
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        # Second item should be the first chunk. But only available when
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        # we give it 7 bytes (1 byte header + 6 byte chunk).
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        self.assertEqual(cborutil.decodeitem(encoded[1:2]),
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                         (False, None, -6, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[1:3]),
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                         (False, None, -5, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[1:4]),
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                         (False, None, -4, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[1:5]),
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                         (False, None, -3, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[1:6]),
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                         (False, None, -2, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[1:7]),
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                         (False, None, -1, cborutil.SPECIAL_NONE))
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   263
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        self.assertEqual(cborutil.decodeitem(encoded[1:8]),
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                         (True, b'foobar', 7, cborutil.SPECIAL_NONE))
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        # Third item should be second chunk. But only available when
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        # we give it 4 bytes (1 byte header + 3 byte chunk).
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        self.assertEqual(cborutil.decodeitem(encoded[8:9]),
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                         (False, None, -3, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[8:10]),
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                         (False, None, -2, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[8:11]),
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                         (False, None, -1, cborutil.SPECIAL_NONE))
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        self.assertEqual(cborutil.decodeitem(encoded[8:12]),
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                         (True, b'biz', 4, cborutil.SPECIAL_NONE))
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        # Fourth item should be end of indefinite stream marker.
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        self.assertEqual(cborutil.decodeitem(encoded[12:13]),
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                         (True, None, 1, cborutil.SPECIAL_INDEFINITE_BREAK))
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        # Now test the behavior when going through the decoder.
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:1]),
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                         (False, 1, 0))
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:2]),
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                         (False, 1, 6))
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:3]),
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                         (False, 1, 5))
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:4]),
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                         (False, 1, 4))
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:5]),
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                         (False, 1, 3))
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:6]),
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                         (False, 1, 2))
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:7]),
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                         (False, 1, 1))
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:8]),
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                         (True, 8, 0))
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:9]),
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                         (True, 8, 3))
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:10]),
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                         (True, 8, 2))
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:11]),
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                         (True, 8, 1))
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:12]),
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                         (True, 12, 0))
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        self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:13]),
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                         (True, 13, 0))
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        decoder = cborutil.sansiodecoder()
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        decoder.decode(encoded[0:8])
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        values = decoder.getavailable()
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        self.assertEqual(values, [b'foobar'])
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        self.assertTrue(values[0].isfirst)
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        self.assertFalse(values[0].islast)
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   320
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   321
        self.assertEqual(decoder.decode(encoded[8:12]),
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                         (True, 4, 0))
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   323
        values = decoder.getavailable()
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   324
        self.assertEqual(values, [b'biz'])
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   325
        self.assertFalse(values[0].isfirst)
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        self.assertFalse(values[0].islast)
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   327
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   328
        self.assertEqual(decoder.decode(encoded[12:]),
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                         (True, 1, 0))
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   330
        values = decoder.getavailable()
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   331
        self.assertEqual(values, [b''])
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   332
        self.assertFalse(values[0].isfirst)
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   333
        self.assertTrue(values[0].islast)
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   334
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   335
class StringTests(TestCase):
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    def testdecodeforbidden(self):
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        encoded = b'\x63foo'
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   338
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
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                                    'string major type not supported'):
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   340
            cborutil.decodeall(encoded)
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   341
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class IntTests(TestCase):
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    def testsmall(self):
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        self.assertEqual(list(cborutil.streamencode(0)), [b'\x00'])
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        self.assertEqual(cborutil.decodeall(b'\x00'), [0])
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   346
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        self.assertEqual(list(cborutil.streamencode(1)), [b'\x01'])
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        self.assertEqual(cborutil.decodeall(b'\x01'), [1])
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   349
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        self.assertEqual(list(cborutil.streamencode(2)), [b'\x02'])
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        self.assertEqual(cborutil.decodeall(b'\x02'), [2])
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   352
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        self.assertEqual(list(cborutil.streamencode(3)), [b'\x03'])
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        self.assertEqual(cborutil.decodeall(b'\x03'), [3])
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        self.assertEqual(list(cborutil.streamencode(4)), [b'\x04'])
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        self.assertEqual(cborutil.decodeall(b'\x04'), [4])
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   358
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   359
        # Multiple value decode works.
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   360
        self.assertEqual(cborutil.decodeall(b'\x00\x01\x02\x03\x04'),
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                         [0, 1, 2, 3, 4])
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   362
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   363
    def testnegativesmall(self):
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   364
        self.assertEqual(list(cborutil.streamencode(-1)), [b'\x20'])
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   365
        self.assertEqual(cborutil.decodeall(b'\x20'), [-1])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   366
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   367
        self.assertEqual(list(cborutil.streamencode(-2)), [b'\x21'])
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   368
        self.assertEqual(cborutil.decodeall(b'\x21'), [-2])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   369
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   370
        self.assertEqual(list(cborutil.streamencode(-3)), [b'\x22'])
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   371
        self.assertEqual(cborutil.decodeall(b'\x22'), [-3])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   372
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   373
        self.assertEqual(list(cborutil.streamencode(-4)), [b'\x23'])
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   374
        self.assertEqual(cborutil.decodeall(b'\x23'), [-4])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   375
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   376
        self.assertEqual(list(cborutil.streamencode(-5)), [b'\x24'])
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   377
        self.assertEqual(cborutil.decodeall(b'\x24'), [-5])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   378
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   379
        # Multiple value decode works.
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   380
        self.assertEqual(cborutil.decodeall(b'\x20\x21\x22\x23\x24'),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   381
                         [-1, -2, -3, -4, -5])
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   382
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   383
    def testrange(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   384
        for i in range(-70000, 70000, 10):
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   385
            encoded = b''.join(cborutil.streamencode(i))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   386
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   387
            self.assertEqual(encoded, cbor.dumps(i))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   388
            self.assertEqual(cborutil.decodeall(encoded), [i])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   389
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   390
    def testdecodepartialubyte(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   391
        encoded = b''.join(cborutil.streamencode(250))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   392
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   393
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   394
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   395
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   396
                         (True, 250, 2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   397
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   398
    def testdecodepartialbyte(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   399
        encoded = b''.join(cborutil.streamencode(-42))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   400
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   401
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   402
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   403
                         (True, -42, 2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   404
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   405
    def testdecodepartialushort(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   406
        encoded = b''.join(cborutil.streamencode(2**15))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   407
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   408
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   409
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   410
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   411
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   412
        self.assertEqual(cborutil.decodeitem(encoded[0:5]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   413
                         (True, 2**15, 3, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   414
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   415
    def testdecodepartialshort(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   416
        encoded = b''.join(cborutil.streamencode(-1024))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   417
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   418
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   419
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   420
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   421
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   422
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   423
                         (True, -1024, 3, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   424
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   425
    def testdecodepartialulong(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   426
        encoded = b''.join(cborutil.streamencode(2**28))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   427
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   428
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   429
                         (False, None, -4, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   430
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   431
                         (False, None, -3, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   432
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   433
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   434
        self.assertEqual(cborutil.decodeitem(encoded[0:4]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   435
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   436
        self.assertEqual(cborutil.decodeitem(encoded[0:5]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   437
                         (True, 2**28, 5, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   438
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   439
    def testdecodepartiallong(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   440
        encoded = b''.join(cborutil.streamencode(-1048580))
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   441
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   442
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   443
                         (False, None, -4, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   444
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   445
                         (False, None, -3, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   446
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   447
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   448
        self.assertEqual(cborutil.decodeitem(encoded[0:4]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   449
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   450
        self.assertEqual(cborutil.decodeitem(encoded[0:5]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   451
                         (True, -1048580, 5, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   452
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   453
    def testdecodepartialulonglong(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   454
        encoded = b''.join(cborutil.streamencode(2**32))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   455
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   456
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   457
                         (False, None, -8, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   458
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   459
                         (False, None, -7, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   460
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   461
                         (False, None, -6, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   462
        self.assertEqual(cborutil.decodeitem(encoded[0:4]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   463
                         (False, None, -5, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   464
        self.assertEqual(cborutil.decodeitem(encoded[0:5]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   465
                         (False, None, -4, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   466
        self.assertEqual(cborutil.decodeitem(encoded[0:6]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   467
                         (False, None, -3, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   468
        self.assertEqual(cborutil.decodeitem(encoded[0:7]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   469
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   470
        self.assertEqual(cborutil.decodeitem(encoded[0:8]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   471
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   472
        self.assertEqual(cborutil.decodeitem(encoded[0:9]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   473
                         (True, 2**32, 9, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   474
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   475
        with self.assertRaisesRegex(
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   476
            cborutil.CBORDecodeError, 'input data not fully consumed'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   477
            cborutil.decodeall(encoded[0:1])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   478
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   479
        with self.assertRaisesRegex(
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   480
            cborutil.CBORDecodeError, 'input data not fully consumed'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   481
            cborutil.decodeall(encoded[0:2])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   482
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   483
    def testdecodepartiallonglong(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   484
        encoded = b''.join(cborutil.streamencode(-7000000000))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   485
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   486
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   487
                         (False, None, -8, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   488
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   489
                         (False, None, -7, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   490
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   491
                         (False, None, -6, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   492
        self.assertEqual(cborutil.decodeitem(encoded[0:4]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   493
                         (False, None, -5, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   494
        self.assertEqual(cborutil.decodeitem(encoded[0:5]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   495
                         (False, None, -4, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   496
        self.assertEqual(cborutil.decodeitem(encoded[0:6]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   497
                         (False, None, -3, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   498
        self.assertEqual(cborutil.decodeitem(encoded[0:7]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   499
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   500
        self.assertEqual(cborutil.decodeitem(encoded[0:8]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   501
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   502
        self.assertEqual(cborutil.decodeitem(encoded[0:9]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   503
                         (True, -7000000000, 9, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   504
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   505
class ArrayTests(TestCase):
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   506
    def testempty(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   507
        self.assertEqual(list(cborutil.streamencode([])), [b'\x80'])
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   508
        self.assertEqual(loadit(cborutil.streamencode([])), [])
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   509
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   510
        self.assertEqual(cborutil.decodeall(b'\x80'), [[]])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   511
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   512
    def testbasic(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   513
        source = [b'foo', b'bar', 1, -10]
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   514
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   515
        chunks = [
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   516
            b'\x84', b'\x43', b'foo', b'\x43', b'bar', b'\x01', b'\x29']
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   517
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   518
        self.assertEqual(list(cborutil.streamencode(source)), chunks)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   519
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   520
        self.assertEqual(cborutil.decodeall(b''.join(chunks)), [source])
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   521
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   522
    def testemptyfromiter(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   523
        self.assertEqual(b''.join(cborutil.streamencodearrayfromiter([])),
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   524
                         b'\x9f\xff')
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   525
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   526
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   527
                                    'indefinite length uint not allowed'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   528
            cborutil.decodeall(b'\x9f\xff')
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   529
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   530
    def testfromiter1(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   531
        source = [b'foo']
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   532
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   533
        self.assertEqual(list(cborutil.streamencodearrayfromiter(source)), [
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   534
            b'\x9f',
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   535
            b'\x43', b'foo',
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   536
            b'\xff',
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   537
        ])
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   538
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   539
        dest = b''.join(cborutil.streamencodearrayfromiter(source))
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   540
        self.assertEqual(cbor.loads(dest), source)
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   541
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   542
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   543
                                    'indefinite length uint not allowed'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   544
            cborutil.decodeall(dest)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   545
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   546
    def testtuple(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   547
        source = (b'foo', None, 42)
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   548
        encoded = b''.join(cborutil.streamencode(source))
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   549
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   550
        self.assertEqual(cbor.loads(encoded), list(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   551
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   552
        self.assertEqual(cborutil.decodeall(encoded), [list(source)])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   553
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   554
    def testpartialdecode(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   555
        source = list(range(4))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   556
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   557
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   558
                         (True, 4, 1, cborutil.SPECIAL_START_ARRAY))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   559
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   560
                         (True, 4, 1, cborutil.SPECIAL_START_ARRAY))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   561
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   562
        source = list(range(23))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   563
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   564
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   565
                         (True, 23, 1, cborutil.SPECIAL_START_ARRAY))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   566
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   567
                         (True, 23, 1, cborutil.SPECIAL_START_ARRAY))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   568
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   569
        source = list(range(24))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   570
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   571
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   572
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   573
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   574
                         (True, 24, 2, cborutil.SPECIAL_START_ARRAY))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   575
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   576
                         (True, 24, 2, cborutil.SPECIAL_START_ARRAY))
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   577
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   578
        source = list(range(256))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   579
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   580
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   581
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   582
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   583
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   584
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   585
                         (True, 256, 3, cborutil.SPECIAL_START_ARRAY))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   586
        self.assertEqual(cborutil.decodeitem(encoded[0:4]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   587
                         (True, 256, 3, cborutil.SPECIAL_START_ARRAY))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   588
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   589
    def testnested(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   590
        source = [[], [], [[], [], []]]
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   591
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   592
        self.assertEqual(cborutil.decodeall(encoded), [source])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   593
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   594
        source = [True, None, [True, 0, 2], [None], [], [[[]], -87]]
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   595
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   596
        self.assertEqual(cborutil.decodeall(encoded), [source])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   597
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   598
        # A set within an array.
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   599
        source = [None, {b'foo', b'bar', None, False}, set()]
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   600
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   601
        self.assertEqual(cborutil.decodeall(encoded), [source])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   602
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   603
        # A map within an array.
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   604
        source = [None, {}, {b'foo': b'bar', True: False}, [{}]]
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   605
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   606
        self.assertEqual(cborutil.decodeall(encoded), [source])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   607
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   608
    def testindefinitebytestringvalues(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   609
        # Single value array whose value is an empty indefinite bytestring.
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   610
        encoded = b'\x81\x5f\x40\xff'
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   611
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   612
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   613
                                    'indefinite length bytestrings not '
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   614
                                    'allowed as array values'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   615
            cborutil.decodeall(encoded)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   616
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   617
class SetTests(TestCase):
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   618
    def testempty(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   619
        self.assertEqual(list(cborutil.streamencode(set())), [
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   620
            b'\xd9\x01\x02',
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   621
            b'\x80',
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   622
        ])
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   623
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   624
        self.assertEqual(cborutil.decodeall(b'\xd9\x01\x02\x80'), [set()])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   625
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   626
    def testset(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   627
        source = {b'foo', None, 42}
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   628
        encoded = b''.join(cborutil.streamencode(source))
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   629
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   630
        self.assertEqual(cbor.loads(encoded), source)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   631
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   632
        self.assertEqual(cborutil.decodeall(encoded), [source])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   633
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   634
    def testinvalidtag(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   635
        # Must use array to encode sets.
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   636
        encoded = b'\xd9\x01\x02\xa0'
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   637
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   638
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   639
                                    'expected array after finite set '
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   640
                                    'semantic tag'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   641
            cborutil.decodeall(encoded)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   642
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   643
    def testpartialdecode(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   644
        # Semantic tag item will be 3 bytes. Set header will be variable
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   645
        # depending on length.
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   646
        encoded = b''.join(cborutil.streamencode({i for i in range(23)}))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   647
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   648
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   649
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   650
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   651
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   652
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   653
        self.assertEqual(cborutil.decodeitem(encoded[0:4]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   654
                         (True, 23, 4, cborutil.SPECIAL_START_SET))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   655
        self.assertEqual(cborutil.decodeitem(encoded[0:5]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   656
                         (True, 23, 4, cborutil.SPECIAL_START_SET))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   657
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   658
        encoded = b''.join(cborutil.streamencode({i for i in range(24)}))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   659
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   660
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   661
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   662
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   663
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   664
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   665
        self.assertEqual(cborutil.decodeitem(encoded[0:4]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   666
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   667
        self.assertEqual(cborutil.decodeitem(encoded[0:5]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   668
                         (True, 24, 5, cborutil.SPECIAL_START_SET))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   669
        self.assertEqual(cborutil.decodeitem(encoded[0:6]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   670
                         (True, 24, 5, cborutil.SPECIAL_START_SET))
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   671
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   672
        encoded = b''.join(cborutil.streamencode({i for i in range(256)}))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   673
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   674
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   675
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   676
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   677
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   678
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   679
        self.assertEqual(cborutil.decodeitem(encoded[0:4]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   680
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   681
        self.assertEqual(cborutil.decodeitem(encoded[0:5]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   682
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   683
        self.assertEqual(cborutil.decodeitem(encoded[0:6]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   684
                         (True, 256, 6, cborutil.SPECIAL_START_SET))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   685
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   686
    def testinvalidvalue(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   687
        encoded = b''.join([
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   688
            b'\xd9\x01\x02', # semantic tag
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   689
            b'\x81', # array of size 1
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   690
            b'\x5f\x43foo\xff', # indefinite length bytestring "foo"
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   691
        ])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   692
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   693
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   694
                                    'indefinite length bytestrings not '
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   695
                                    'allowed as set values'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   696
            cborutil.decodeall(encoded)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   697
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   698
        encoded = b''.join([
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   699
            b'\xd9\x01\x02',
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   700
            b'\x81',
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   701
            b'\x80', # empty array
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   702
        ])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   703
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   704
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   705
                                    'collections not allowed as set values'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   706
            cborutil.decodeall(encoded)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   707
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   708
        encoded = b''.join([
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   709
            b'\xd9\x01\x02',
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   710
            b'\x81',
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   711
            b'\xa0', # empty map
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   712
        ])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   713
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   714
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   715
                                    'collections not allowed as set values'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   716
            cborutil.decodeall(encoded)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   717
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   718
        encoded = b''.join([
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   719
            b'\xd9\x01\x02',
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   720
            b'\x81',
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   721
            b'\xd9\x01\x02\x81\x01', # set with integer 1
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   722
        ])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   723
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   724
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   725
                                    'collections not allowed as set values'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   726
            cborutil.decodeall(encoded)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   727
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   728
class BoolTests(TestCase):
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   729
    def testbasic(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   730
        self.assertEqual(list(cborutil.streamencode(True)),  [b'\xf5'])
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   731
        self.assertEqual(list(cborutil.streamencode(False)), [b'\xf4'])
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   732
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   733
        self.assertIs(loadit(cborutil.streamencode(True)), True)
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   734
        self.assertIs(loadit(cborutil.streamencode(False)), False)
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   735
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   736
        self.assertEqual(cborutil.decodeall(b'\xf4'), [False])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   737
        self.assertEqual(cborutil.decodeall(b'\xf5'), [True])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   738
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   739
        self.assertEqual(cborutil.decodeall(b'\xf4\xf5\xf5\xf4'),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   740
                         [False, True, True, False])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   741
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   742
class NoneTests(TestCase):
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   743
    def testbasic(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   744
        self.assertEqual(list(cborutil.streamencode(None)), [b'\xf6'])
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   745
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   746
        self.assertIs(loadit(cborutil.streamencode(None)), None)
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   747
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   748
        self.assertEqual(cborutil.decodeall(b'\xf6'), [None])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   749
        self.assertEqual(cborutil.decodeall(b'\xf6\xf6'), [None, None])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   750
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   751
class MapTests(TestCase):
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   752
    def testempty(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   753
        self.assertEqual(list(cborutil.streamencode({})), [b'\xa0'])
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   754
        self.assertEqual(loadit(cborutil.streamencode({})), {})
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   755
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   756
        self.assertEqual(cborutil.decodeall(b'\xa0'), [{}])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   757
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   758
    def testemptyindefinite(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   759
        self.assertEqual(list(cborutil.streamencodemapfromiter([])), [
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   760
            b'\xbf', b'\xff'])
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   761
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   762
        self.assertEqual(loadit(cborutil.streamencodemapfromiter([])), {})
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   763
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   764
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   765
                                    'indefinite length uint not allowed'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   766
            cborutil.decodeall(b'\xbf\xff')
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   767
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   768
    def testone(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   769
        source = {b'foo': b'bar'}
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   770
        self.assertEqual(list(cborutil.streamencode(source)), [
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   771
            b'\xa1', b'\x43', b'foo', b'\x43', b'bar'])
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   772
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   773
        self.assertEqual(loadit(cborutil.streamencode(source)), source)
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   774
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   775
        self.assertEqual(cborutil.decodeall(b'\xa1\x43foo\x43bar'), [source])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   776
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   777
    def testmultiple(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   778
        source = {
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   779
            b'foo': b'bar',
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   780
            b'baz': b'value1',
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   781
        }
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   782
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   783
        self.assertEqual(loadit(cborutil.streamencode(source)), source)
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   784
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   785
        self.assertEqual(
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   786
            loadit(cborutil.streamencodemapfromiter(source.items())),
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   787
            source)
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   788
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   789
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   790
        self.assertEqual(cborutil.decodeall(encoded), [source])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   791
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   792
    def testcomplex(self):
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   793
        source = {
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   794
            b'key': 1,
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   795
            2: -10,
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   796
        }
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   797
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   798
        self.assertEqual(loadit(cborutil.streamencode(source)),
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   799
                         source)
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   800
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   801
        self.assertEqual(
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   802
            loadit(cborutil.streamencodemapfromiter(source.items())),
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   803
            source)
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   804
39411
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   805
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   806
        self.assertEqual(cborutil.decodeall(encoded), [source])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   807
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   808
    def testnested(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   809
        source = {b'key1': None, b'key2': {b'sub1': b'sub2'}, b'sub2': {}}
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   810
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   811
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   812
        self.assertEqual(cborutil.decodeall(encoded), [source])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   813
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   814
        source = {
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   815
            b'key1': [],
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   816
            b'key2': [None, False],
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   817
            b'key3': {b'foo', b'bar'},
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   818
            b'key4': {},
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   819
        }
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   820
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   821
        self.assertEqual(cborutil.decodeall(encoded), [source])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   822
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   823
    def testillegalkey(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   824
        encoded = b''.join([
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   825
            # map header + len 1
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   826
            b'\xa1',
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   827
            # indefinite length bytestring "foo" in key position
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   828
            b'\x5f\x03foo\xff'
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   829
        ])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   830
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   831
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   832
                                    'indefinite length bytestrings not '
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   833
                                    'allowed as map keys'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   834
            cborutil.decodeall(encoded)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   835
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   836
        encoded = b''.join([
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   837
            b'\xa1',
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   838
            b'\x80', # empty array
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   839
            b'\x43foo',
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   840
        ])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   841
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   842
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   843
                                    'collections not supported as map keys'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   844
            cborutil.decodeall(encoded)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   845
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   846
    def testillegalvalue(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   847
        encoded = b''.join([
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   848
            b'\xa1', # map headers
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   849
            b'\x43foo', # key
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   850
            b'\x5f\x03bar\xff', # indefinite length value
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   851
        ])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   852
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   853
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   854
                                    'indefinite length bytestrings not '
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   855
                                    'allowed as map values'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   856
            cborutil.decodeall(encoded)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   857
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   858
    def testpartialdecode(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   859
        source = {b'key1': b'value1'}
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   860
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   861
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   862
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   863
                         (True, 1, 1, cborutil.SPECIAL_START_MAP))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   864
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   865
                         (True, 1, 1, cborutil.SPECIAL_START_MAP))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   866
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   867
        source = {b'key%d' % i: None for i in range(23)}
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   868
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   869
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   870
                         (True, 23, 1, cborutil.SPECIAL_START_MAP))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   871
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   872
        source = {b'key%d' % i: None for i in range(24)}
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   873
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   874
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   875
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   876
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   877
                         (True, 24, 2, cborutil.SPECIAL_START_MAP))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   878
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   879
                         (True, 24, 2, cborutil.SPECIAL_START_MAP))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   880
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   881
        source = {b'key%d' % i: None for i in range(256)}
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   882
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   883
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   884
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   885
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   886
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   887
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   888
                         (True, 256, 3, cborutil.SPECIAL_START_MAP))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   889
        self.assertEqual(cborutil.decodeitem(encoded[0:4]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   890
                         (True, 256, 3, cborutil.SPECIAL_START_MAP))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   891
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   892
        source = {b'key%d' % i: None for i in range(65536)}
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   893
        encoded = b''.join(cborutil.streamencode(source))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   894
        self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   895
                         (False, None, -4, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   896
        self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   897
                         (False, None, -3, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   898
        self.assertEqual(cborutil.decodeitem(encoded[0:3]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   899
                         (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   900
        self.assertEqual(cborutil.decodeitem(encoded[0:4]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   901
                         (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   902
        self.assertEqual(cborutil.decodeitem(encoded[0:5]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   903
                         (True, 65536, 5, cborutil.SPECIAL_START_MAP))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   904
        self.assertEqual(cborutil.decodeitem(encoded[0:6]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   905
                         (True, 65536, 5, cborutil.SPECIAL_START_MAP))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   906
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   907
class SemanticTagTests(TestCase):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   908
    def testdecodeforbidden(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   909
        for i in range(500):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   910
            if i == cborutil.SEMANTIC_TAG_FINITE_SET:
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   911
                continue
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   912
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   913
            tag = cborutil.encodelength(cborutil.MAJOR_TYPE_SEMANTIC,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   914
                                        i)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   915
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   916
            encoded = tag + cborutil.encodelength(cborutil.MAJOR_TYPE_UINT, 42)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   917
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   918
            # Partial decode is incomplete.
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   919
            if i < 24:
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   920
                pass
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   921
            elif i < 256:
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   922
                self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   923
                                 (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   924
            elif i < 65536:
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   925
                self.assertEqual(cborutil.decodeitem(encoded[0:1]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   926
                                 (False, None, -2, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   927
                self.assertEqual(cborutil.decodeitem(encoded[0:2]),
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   928
                                 (False, None, -1, cborutil.SPECIAL_NONE))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   929
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   930
            with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   931
                                        'semantic tag \d+ not allowed'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   932
                cborutil.decodeitem(encoded)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   933
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   934
class SpecialTypesTests(TestCase):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   935
    def testforbiddentypes(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   936
        for i in range(256):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   937
            if i == cborutil.SUBTYPE_FALSE:
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   938
                continue
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   939
            elif i == cborutil.SUBTYPE_TRUE:
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   940
                continue
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   941
            elif i == cborutil.SUBTYPE_NULL:
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   942
                continue
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   943
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   944
            encoded = cborutil.encodelength(cborutil.MAJOR_TYPE_SPECIAL, i)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   945
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   946
            with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   947
                                        'special type \d+ not allowed'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   948
                cborutil.decodeitem(encoded)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   949
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   950
class SansIODecoderTests(TestCase):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   951
    def testemptyinput(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   952
        decoder = cborutil.sansiodecoder()
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   953
        self.assertEqual(decoder.decode(b''), (False, 0, 0))
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   954
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   955
class DecodeallTests(TestCase):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   956
    def testemptyinput(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   957
        self.assertEqual(cborutil.decodeall(b''), [])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   958
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   959
    def testpartialinput(self):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   960
        encoded = b''.join([
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   961
            b'\x82', # array of 2 elements
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   962
            b'\x01', # integer 1
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   963
        ])
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   964
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   965
        with self.assertRaisesRegex(cborutil.CBORDecodeError,
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   966
                                    'input data not complete'):
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   967
            cborutil.decodeall(encoded)
aeb551a3bb8a cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37899
diff changeset
   968
37711
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   969
if __name__ == '__main__':
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   970
    import silenttestrunner
65a23cc8e75b cborutil: implement support for streaming encoding, bytestring decoding
Gregory Szorc <gregory.szorc@gmail.com>
parents:
diff changeset
   971
    silenttestrunner.main(__name__)