prosody
eca44e058eed
spec/util_bitcompat_spec.lua

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spec/util_bitcompat_spec.lua @ 13196:eca44e058eed

util.human.io: Use tail call in test to get correct line numbers This is probably not guaranteed to work and might vary with Lua version, but it's good enough for me to get accurate line numbers out of Busted that don't all point to the test() function.
author Kim Alvefur <zash@zash.se>
date Sun, 16 Jul 2023 18:42:58 +0200
parent 12366:c640717e01ca
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
12366
c640717e01ca util.bitcompat: Add some simple tests
Matthew Wild <mwild1@gmail.com>
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1 describe("util.bitcompat", function ()
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2 -- bitcompat will pass through to an appropriate implementation. Our
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3 -- goal here is to check that whatever implementation is in use passes
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4 -- these basic sanity checks.
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5
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6 local bit = require "util.bitcompat";
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7
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8 it("bor works", function ()
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9 assert.equal(0xF0FF, bit.bor(0xF000, 0x00F0, 0x000F));
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10 end);
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11
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12 it("band works", function ()
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13 assert.equal(0x0F, bit.band(0xFF, 0x1F, 0x0F));
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14 end);
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15
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16 it("bxor works", function ()
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17 assert.equal(0x13, bit.bxor(0x10, 0x0F, 0x0C));
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18 end);
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19
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20 it("rshift works", function ()
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21 assert.equal(0x0F, bit.rshift(0xFF, 4));
c640717e01ca util.bitcompat: Add some simple tests
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22 end);
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23
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24 it("lshift works", function ()
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25 assert.equal(0xFF00, bit.lshift(0xFF, 8));
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26 end);
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27 end);