prosody
1c410b4f3a58
tests/test_util_throttle.lua

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tests/test_util_throttle.lua @ 7696:1c410b4f3a58

util.pubsub: Factor item storage cache into a per service configurable option
author Kim Alvefur <zash@zash.se>
date Sun, 16 Oct 2016 00:36:05 +0200
parent 7024:8ce592e376ff
child 8262:e6f3e440c843
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7024
8ce592e376ff tests: Add small test for util.throttle
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2 local now = 0; -- wibbly-wobbly... timey-wimey... stuff
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3 local function predictable_gettime()
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4 return now;
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5 end
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6 local function later(n)
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7 now = now + n; -- time passes at a different rate
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8 end
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10 local function override_gettime(throttle)
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11 local i = 0;
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12 repeat
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13 i = i + 1;
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14 local name = debug.getupvalue(throttle.update, i);
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15 if name then
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16 debug.setupvalue(throttle.update, i, predictable_gettime);
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17 return throttle;
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18 end
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19 until not name;
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20 end
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21
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22 function create(create)
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23 local a = override_gettime( create(3, 10) );
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25 assert_equal(a:poll(1), true); -- 3 -> 2
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26 assert_equal(a:poll(1), true); -- 2 -> 1
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27 assert_equal(a:poll(1), true); -- 1 -> 0
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28 assert_equal(a:poll(1), false); -- MEEP, out of credits!
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29 later(1); -- ... what about
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30 assert_equal(a:poll(1), false); -- now? - Still no!
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31 later(9); -- Later that day
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32 assert_equal(a:poll(1), true); -- Should be back at 3 credits ... 2
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33 end
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