prosody
8ec7b7d6556f
spec/util_cache_spec.lua

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spec/util_cache_spec.lua @ 13174:8ec7b7d6556f

util.cache: Keep eviction candidate if callback resized to make room Previously either the old or the new values would be rejected, even if the cache was resized to allow more items.
author Kim Alvefur <zash@zash.se>
date Fri, 30 Jun 2023 22:01:49 +0200
parent 12771:e9fcc69ea508
child 13175:bbdaa770b955
comparison
equal deleted inserted replaced
13173:4906d4990ffe 13174:8ec7b7d6556f
386 c:resize("foo"); 386 c:resize("foo");
387 end); 387 end);
388 c:resize(3); 388 c:resize(3);
389 assert.same({"v5", "v4", "v3"}, vs(c)); 389 assert.same({"v5", "v4", "v3"}, vs(c));
390 end); 390 end);
391
392 it("eviction stuff", function ()
393 local c;
394 c = cache.new(4, function(_k,_v)
395 if c.size < 10 then
396 c:resize(c.size*2);
397 end
398 end)
399 for i = 1,20 do
400 c:set(i,i)
401 end
402 assert.equal(16, c.size);
403 assert.is_nil(c:get(1))
404 assert.is_nil(c:get(4))
405 assert.equal(5, c:get(5))
406 assert.equal(20, c:get(20))
407 c:resize(4)
408 assert.equal(20, c:get(20))
409 assert.equal(17, c:get(17))
410 assert.is_nil(c:get(10))
411 end)
391 end); 412 end);
392 end); 413 end);