prosody
3627980e7df6
spec/util_bitcompat_spec.lua

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spec/util_bitcompat_spec.lua @ 13803:3627980e7df6

Merge 13.0->trunk
author Kim Alvefur <zash@zash.se>
date Tue, 01 Apr 2025 18:31:26 +0200
parent 13449:9912baa541c0
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c640717e01ca util.bitcompat: Add some simple tests
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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));
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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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9912baa541c0 util.bit53: Add bnot() method
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27
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28 it("bnot works", function ()
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29 assert.equal(0x0000FF00, bit.band(0xFFFFFFFF, bit.bnot(0xFFFF00FF)));
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30 end);
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31 end);