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annotate spec/util_bitcompat_spec.lua @ 14213:75d09be04f13 13.0

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util.poll: Reject file descriptors outside of FD_SETSIZE in all methods To prevent accesses outside the bounds of the FD sets. Previously only checked on the write, but maybe this could potentially cause weird behavior as well?
author Kim Alvefur <zash@zash.se>
date Sun, 31 May 2026 11:51:22 +0200
parents 9912baa541c0
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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));
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22 end);
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23
c640717e01ca util.bitcompat: Add some simple tests
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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
9912baa541c0 util.bit53: Add bnot() method
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28 it("bnot works", function ()
9912baa541c0 util.bit53: Add bnot() method
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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);