prosody
b5cf091d8c45
tests/test_util_queue.lua

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tests/test_util_queue.lua @ 6732:b5cf091d8c45

tests: Add tests for util.queue
author Matthew Wild <mwild1@gmail.com>
date Wed, 03 Jun 2015 15:53:27 +0100
child 7507:11e8c605a591
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6732
b5cf091d8c45 tests: Add tests for util.queue
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1 local new = require "util.queue".new;
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2
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3 local q = new(10);
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4
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5 assert(q.size == 10);
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6 assert(q:count() == 0);
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7
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8 assert(q:push("one"));
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9 assert(q:push("two"));
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10 assert(q:push("three"));
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11
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12 for i = 4, 10 do
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13 print("pushing "..i)
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14 assert(q:push("hello"));
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15 assert(q:count() == i, "count is not "..i.."("..q:count()..")");
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16 end
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17 assert(q:push("hello") == nil, "queue overfull!");
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18 assert(q:push("hello") == nil, "queue overfull!");
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19 assert(q:pop() == "one", "queue item incorrect");
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20 assert(q:pop() == "two", "queue item incorrect");
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21 assert(q:push("hello"));
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22 assert(q:push("hello"));
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23 assert(q:pop() == "three", "queue item incorrect");
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24 assert(q:push("hello"));
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25 assert(q:push("hello") == nil, "queue overfull!");
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26 assert(q:push("hello") == nil, "queue overfull!");
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27
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28 assert(q:count() == 10, "queue count incorrect");
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29
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30 for i = 1, 10 do
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31 assert(q:pop() == "hello", "queue item incorrect");
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32 end
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33
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34 assert(q:count() == 0, "queue count incorrect");
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35
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36 assert(q:push(1));
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37 for i = 1, 1001 do
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38 assert(q:pop() == i);
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39 assert(q:count() == 0);
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40 assert(q:push(i+1));
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41 assert(q:count() == 1);
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42 end
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43 assert(q:pop() == 1002);
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44 assert(q:push(1));
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45 for i = 1, 1000000 do
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46 q:pop();
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47 q:push(i+1);
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48 end
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49
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50 -- Test queues that purge old items when pushing to a full queue
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51 local q = new(10, true);
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52
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53 for i = 1, 10 do
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54 q:push(i);
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55 end
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56
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57 assert(q:count() == 10);
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58
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59 assert(q:push(11));
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60 assert(q:count() == 10);
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61 assert(q:pop() == 2); -- First item should have been purged
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62
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63 for i = 12, 32 do
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64 assert(q:push(i));
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65 end
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66
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67 assert(q:count() == 10);
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68 assert(q:pop() == 23);