prosody
7b3deafb9162
spec/util_indexedbheap_spec.lua

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spec/util_indexedbheap_spec.lua @ 12741:7b3deafb9162

prosodyctl: check turn: More clearly indicate the error is from TURN server
author Matthew Wild <mwild1@gmail.com>
date Thu, 06 Oct 2022 11:12:57 +0100
parent 11116:d334f2bebe55
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
11115
7d4c292f178e util.indexedbheap: Fix heap datastructure corruption in :reschedule(smaller_value)
Waqas Hussain <waqas20@gmail.com>
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1 local ibh = require"util.indexedbheap";
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2
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3 local function verify_heap_property(priorities)
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4 for k in ipairs(priorities) do
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5 local parent = priorities[k];
7d4c292f178e util.indexedbheap: Fix heap datastructure corruption in :reschedule(smaller_value)
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6 local childA = priorities[2*k];
7d4c292f178e util.indexedbheap: Fix heap datastructure corruption in :reschedule(smaller_value)
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7 local childB = priorities[2*k+1];
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8 -- print("-", parent, childA, childB)
7d4c292f178e util.indexedbheap: Fix heap datastructure corruption in :reschedule(smaller_value)
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9 assert(childA == nil or childA > parent, "heap property violated");
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10 assert(childB == nil or childB > parent, "heap property violated");
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11 end
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12 end
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13
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14 local h
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15 setup(function ()
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16 h = ibh.create();
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17 end)
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18 describe("util.indexedbheap", function ()
7d4c292f178e util.indexedbheap: Fix heap datastructure corruption in :reschedule(smaller_value)
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19 it("item can be moved from end to top", function ()
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20 verify_heap_property(h);
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21 h:insert("a", 1);
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22 verify_heap_property(h);
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23 h:insert("b", 2);
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24 verify_heap_property(h);
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25 h:insert("c", 3);
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26 verify_heap_property(h);
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27 local id = h:insert("*", 10);
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28 verify_heap_property(h);
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29 h:reprioritize(id, 0);
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30 verify_heap_property(h);
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31 assert.same({ 0, "*", id }, { h:pop() });
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32 end)
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33 end);