spec/util_bitcompat_spec.lua
author Matthew Wild <mwild1@gmail.com>
Wed, 27 Mar 2024 15:39:03 +0000
changeset 13470 5d9ec2e55d74
parent 13453 9912baa541c0
permissions -rw-r--r--
Merge 0.12->trunk
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
12370
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
     1
describe("util.bitcompat", function ()
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
     2
	-- bitcompat will pass through to an appropriate implementation. Our
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
     3
	-- goal here is to check that whatever implementation is in use passes
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
     4
	-- these basic sanity checks.
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
     5
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
     6
	local bit = require "util.bitcompat";
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
     7
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
     8
	it("bor works", function ()
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
     9
		assert.equal(0xF0FF, bit.bor(0xF000, 0x00F0, 0x000F));
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    10
	end);
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    11
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    12
	it("band works", function ()
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    13
		assert.equal(0x0F, bit.band(0xFF, 0x1F, 0x0F));
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    14
	end);
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    15
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    16
	it("bxor works", function ()
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    17
		assert.equal(0x13, bit.bxor(0x10, 0x0F, 0x0C));
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    18
	end);
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    19
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    20
	it("rshift works", function ()
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    21
		assert.equal(0x0F, bit.rshift(0xFF, 4));
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    22
	end);
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    23
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    24
	it("lshift works", function ()
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    25
		assert.equal(0xFF00, bit.lshift(0xFF, 8));
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    26
	end);
13453
9912baa541c0 util.bit53: Add bnot() method
Matthew Wild <mwild1@gmail.com>
parents: 12370
diff changeset
    27
9912baa541c0 util.bit53: Add bnot() method
Matthew Wild <mwild1@gmail.com>
parents: 12370
diff changeset
    28
	it("bnot works", function ()
9912baa541c0 util.bit53: Add bnot() method
Matthew Wild <mwild1@gmail.com>
parents: 12370
diff changeset
    29
		assert.equal(0x0000FF00, bit.band(0xFFFFFFFF, bit.bnot(0xFFFF00FF)));
9912baa541c0 util.bit53: Add bnot() method
Matthew Wild <mwild1@gmail.com>
parents: 12370
diff changeset
    30
	end);
12370
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
    31
end);