from __future__ import absolute_import, print_function

import os

import sys

# make it runnable using python directly without run-tests.py

sys.path[0:0] = [os.path.join(os.path.dirname(__file__), '..')]

from hgext.lfs import pointer

def tryparse(text):

    r = {}

    try:

        r = pointer.deserialize(text)

        print('ok')

    except Exception as ex:

        print(ex)

    if r:

        text2 = r.serialize()

        if text2 != text:

            print('reconstructed text differs')

    return r

t = ('version https://git-lfs.github.com/spec/v1\n'

     'oid sha256:4d7a214614ab2935c943f9e0ff69d22eadbb8f32b1'

     '258daaa5e2ca24d17e2393\n'

     'size 12345\n'

     'x-foo extra-information\n')

tryparse('')

tryparse(t)

tryparse(t.replace('git-lfs', 'unknown'))

tryparse(t.replace('v1\n', 'v1\n\n'))

tryparse(t.replace('sha256', 'ahs256'))

tryparse(t.replace('sha256:', ''))

tryparse(t.replace('12345', '0x12345'))

tryparse(t.replace('extra-information', 'extra\0information'))

tryparse(t.replace('extra-information', 'extra\ninformation'))

tryparse(t.replace('x-foo', 'x_foo'))

tryparse(t.replace('oid', 'blobid'))

tryparse(t.replace('size', 'size-bytes').replace('oid', 'object-id'))