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stats_optimization_test.go
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stats_optimization_test.go
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//go:build bench
// +build bench
package hw10programoptimization
import (
"archive/zip"
"testing"
"time"
"github.com/stretchr/testify/require"
)
const (
mb uint64 = 1 << 20
memoryLimit uint64 = 30 * mb
timeLimit = 300 * time.Millisecond
)
// go test -v -count=1 -timeout=30s -tags bench .
func TestGetDomainStat_Time_And_Memory(t *testing.T) {
bench := func(b *testing.B) {
b.Helper()
b.StopTimer()
r, err := zip.OpenReader("testdata/users.dat.zip")
require.NoError(t, err)
defer r.Close()
require.Equal(t, 1, len(r.File))
data, err := r.File[0].Open()
require.NoError(t, err)
b.StartTimer()
stat, err := GetDomainStat(data, "biz")
b.StopTimer()
require.NoError(t, err)
require.Equal(t, expectedBizStat, stat)
}
result := testing.Benchmark(bench)
mem := result.MemBytes
t.Logf("time used: %s / %s", result.T, timeLimit)
t.Logf("memory used: %dMb / %dMb", mem/mb, memoryLimit/mb)
require.Less(t, int64(result.T), int64(timeLimit), "the program is too slow")
require.Less(t, mem, memoryLimit, "the program is too greedy")
}
var expectedBizStat = DomainStat{
"abata.biz": 25,
"abatz.biz": 25,
"agimba.biz": 28,
"agivu.biz": 17,
"aibox.biz": 31,
"ailane.biz": 23,
"aimbo.biz": 25,
"aimbu.biz": 36,
"ainyx.biz": 35,
"aivee.biz": 25,
"avamba.biz": 21,
"avamm.biz": 17,
"avavee.biz": 35,
"avaveo.biz": 30,
"babbleblab.biz": 29,
"babbleopia.biz": 36,
"babbleset.biz": 28,
"babblestorm.biz": 29,
"blognation.biz": 32,
"blogpad.biz": 34,
"blogspan.biz": 21,
"blogtag.biz": 23,
"blogtags.biz": 34,
"blogxs.biz": 35,
"bluejam.biz": 36,
"bluezoom.biz": 27,
"brainbox.biz": 30,
"brainlounge.biz": 38,
"brainsphere.biz": 31,
"brainverse.biz": 39,
"brightbean.biz": 23,
"brightdog.biz": 32,
"browseblab.biz": 31,
"browsebug.biz": 25,
"browsecat.biz": 34,
"browsedrive.biz": 24,
"browsetype.biz": 34,
"browsezoom.biz": 29,
"bubblebox.biz": 19,
"bubblemix.biz": 38,
"bubbletube.biz": 34,
"buzzbean.biz": 26,
"buzzdog.biz": 30,
"buzzshare.biz": 26,
"buzzster.biz": 28,
"camido.biz": 27,
"camimbo.biz": 36,
"centidel.biz": 32,
"centimia.biz": 17,
"centizu.biz": 18,
"chatterbridge.biz": 30,
"chatterpoint.biz": 32,
"cogibox.biz": 30,
"cogidoo.biz": 34,
"cogilith.biz": 24,
"dabfeed.biz": 26,
"dabjam.biz": 30,
"dablist.biz": 30,
"dabshots.biz": 33,
"dabtype.biz": 21,
"dabvine.biz": 26,
"dabz.biz": 19,
"dazzlesphere.biz": 24,
"demimbu.biz": 27,
"demivee.biz": 39,
"demizz.biz": 30,
"devbug.biz": 20,
"devcast.biz": 35,
"devify.biz": 27,
"devpoint.biz": 26,
"devpulse.biz": 27,
"devshare.biz": 30,
"digitube.biz": 30,
"divanoodle.biz": 33,
"divape.biz": 32,
"divavu.biz": 28,
"dynabox.biz": 66,
"dynava.biz": 21,
"dynazzy.biz": 29,
"eabox.biz": 28,
"eadel.biz": 25,
"eamia.biz": 18,
"eare.biz": 30,
"eayo.biz": 30,
"eazzy.biz": 27,
"edgeblab.biz": 29,
"edgeclub.biz": 29,
"edgeify.biz": 36,
"edgepulse.biz": 21,
"edgetag.biz": 24,
"edgewire.biz": 29,
"eidel.biz": 33,
"eimbee.biz": 22,
"einti.biz": 19,
"eire.biz": 28,
"fadeo.biz": 35,
"fanoodle.biz": 23,
"fatz.biz": 30,
"feedbug.biz": 29,
"feedfire.biz": 30,
"feedfish.biz": 35,
"feedmix.biz": 31,
"feednation.biz": 24,
"feedspan.biz": 28,
"fivebridge.biz": 20,
"fivechat.biz": 29,
"fiveclub.biz": 23,
"fivespan.biz": 27,
"flashdog.biz": 20,
"flashpoint.biz": 35,
"flashset.biz": 30,
"flashspan.biz": 32,
"flipbug.biz": 27,
"flipopia.biz": 30,
"flipstorm.biz": 21,
"fliptune.biz": 29,
"gabcube.biz": 29,
"gabspot.biz": 24,
"gabtune.biz": 29,
"gabtype.biz": 29,
"gabvine.biz": 24,
"geba.biz": 24,
"gevee.biz": 23,
"gigabox.biz": 28,
"gigaclub.biz": 25,
"gigashots.biz": 26,
"gigazoom.biz": 29,
"innojam.biz": 26,
"innotype.biz": 27,
"innoz.biz": 24,
"izio.biz": 26,
"jabberbean.biz": 28,
"jabbercube.biz": 31,
"jabbersphere.biz": 55,
"jabberstorm.biz": 22,
"jabbertype.biz": 27,
"jaloo.biz": 35,
"jamia.biz": 33,
"janyx.biz": 33,
"jatri.biz": 18,
"jaxbean.biz": 28,
"jaxnation.biz": 21,
"jaxspan.biz": 27,
"jaxworks.biz": 30,
"jayo.biz": 44,
"jazzy.biz": 32,
"jetpulse.biz": 25,
"jetwire.biz": 26,
"jumpxs.biz": 29,
"kamba.biz": 30,
"kanoodle.biz": 19,
"kare.biz": 30,
"katz.biz": 62,
"kaymbo.biz": 34,
"kayveo.biz": 22,
"kazio.biz": 21,
"kazu.biz": 16,
"kimia.biz": 25,
"kwideo.biz": 17,
"kwilith.biz": 25,
"kwimbee.biz": 34,
"kwinu.biz": 15,
"lajo.biz": 20,
"latz.biz": 24,
"layo.biz": 32,
"lazz.biz": 27,
"lazzy.biz": 26,
"leenti.biz": 26,
"leexo.biz": 32,
"linkbridge.biz": 38,
"linkbuzz.biz": 24,
"linklinks.biz": 31,
"linktype.biz": 31,
"livefish.biz": 31,
"livepath.biz": 23,
"livetube.biz": 53,
"livez.biz": 28,
"meedoo.biz": 23,
"meejo.biz": 24,
"meembee.biz": 26,
"meemm.biz": 23,
"meetz.biz": 33,
"meevee.biz": 62,
"meeveo.biz": 27,
"meezzy.biz": 24,
"miboo.biz": 26,
"midel.biz": 28,
"minyx.biz": 25,
"mita.biz": 29,
"mudo.biz": 36,
"muxo.biz": 25,
"mybuzz.biz": 32,
"mycat.biz": 32,
"mydeo.biz": 20,
"mydo.biz": 30,
"mymm.biz": 21,
"mynte.biz": 54,
"myworks.biz": 27,
"nlounge.biz": 25,
"npath.biz": 33,
"ntag.biz": 28,
"ntags.biz": 32,
"oba.biz": 22,
"oloo.biz": 19,
"omba.biz": 26,
"ooba.biz": 27,
"oodoo.biz": 30,
"oozz.biz": 22,
"oyoba.biz": 27,
"oyoloo.biz": 30,
"oyonder.biz": 29,
"oyondu.biz": 23,
"oyope.biz": 24,
"oyoyo.biz": 32,
"ozu.biz": 18,
"photobean.biz": 25,
"photobug.biz": 57,
"photofeed.biz": 25,
"photojam.biz": 35,
"photolist.biz": 19,
"photospace.biz": 33,
"pixoboo.biz": 14,
"pixonyx.biz": 30,
"pixope.biz": 32,
"plajo.biz": 32,
"plambee.biz": 29,
"podcat.biz": 31,
"quamba.biz": 31,
"quatz.biz": 54,
"quaxo.biz": 25,
"quimba.biz": 25,
"quimm.biz": 33,
"quinu.biz": 60,
"quire.biz": 25,
"realblab.biz": 32,
"realbridge.biz": 30,
"realbuzz.biz": 22,
"realcube.biz": 57,
"realfire.biz": 37,
"reallinks.biz": 25,
"realmix.biz": 27,
"realpoint.biz": 22,
"rhybox.biz": 30,
"rhycero.biz": 28,
"rhyloo.biz": 32,
"rhynoodle.biz": 25,
"rhynyx.biz": 17,
"rhyzio.biz": 36,
"riffpath.biz": 21,
"riffpedia.biz": 33,
"riffwire.biz": 31,
"roodel.biz": 29,
"roombo.biz": 29,
"roomm.biz": 32,
"rooxo.biz": 34,
"shufflebeat.biz": 32,
"shuffledrive.biz": 25,
"shufflester.biz": 26,
"shuffletag.biz": 23,
"skaboo.biz": 35,
"skajo.biz": 26,
"skalith.biz": 30,
"skiba.biz": 22,
"skibox.biz": 27,
"skidoo.biz": 24,
"skilith.biz": 29,
"skimia.biz": 45,
"skinder.biz": 25,
"skinix.biz": 23,
"skinte.biz": 39,
"skipfire.biz": 29,
"skippad.biz": 26,
"skipstorm.biz": 30,
"skiptube.biz": 26,
"skivee.biz": 34,
"skyba.biz": 40,
"skyble.biz": 32,
"skyndu.biz": 32,
"skynoodle.biz": 28,
"skyvu.biz": 34,
"snaptags.biz": 33,
"tagcat.biz": 33,
"tagchat.biz": 37,
"tagfeed.biz": 30,
"tagopia.biz": 17,
"tagpad.biz": 28,
"tagtune.biz": 22,
"talane.biz": 22,
"tambee.biz": 24,
"tanoodle.biz": 38,
"tavu.biz": 37,
"tazz.biz": 27,
"tazzy.biz": 28,
"tekfly.biz": 31,
"teklist.biz": 26,
"thoughtbeat.biz": 30,
"thoughtblab.biz": 24,
"thoughtbridge.biz": 30,
"thoughtmix.biz": 33,
"thoughtsphere.biz": 20,
"thoughtstorm.biz": 38,
"thoughtworks.biz": 24,
"topdrive.biz": 35,
"topicblab.biz": 32,
"topiclounge.biz": 21,
"topicshots.biz": 30,
"topicstorm.biz": 22,
"topicware.biz": 35,
"topiczoom.biz": 38,
"trilia.biz": 28,
"trilith.biz": 25,
"trudeo.biz": 29,
"trudoo.biz": 28,
"trunyx.biz": 33,
"trupe.biz": 34,
"twimbo.biz": 19,
"twimm.biz": 30,
"twinder.biz": 28,
"twinte.biz": 33,
"twitterbeat.biz": 33,
"twitterbridge.biz": 20,
"twitterlist.biz": 26,
"twitternation.biz": 22,
"twitterwire.biz": 21,
"twitterworks.biz": 39,
"twiyo.biz": 37,
"vidoo.biz": 28,
"vimbo.biz": 21,
"vinder.biz": 31,
"vinte.biz": 34,
"vipe.biz": 25,
"vitz.biz": 26,
"viva.biz": 30,
"voolia.biz": 34,
"voolith.biz": 26,
"voomm.biz": 61,
"voonder.biz": 32,
"voonix.biz": 32,
"voonte.biz": 26,
"voonyx.biz": 25,
"wikibox.biz": 27,
"wikido.biz": 21,
"wikivu.biz": 23,
"wikizz.biz": 61,
"wordify.biz": 28,
"wordpedia.biz": 25,
"wordtune.biz": 27,
"wordware.biz": 19,
"yabox.biz": 24,
"yacero.biz": 34,
"yadel.biz": 27,
"yakidoo.biz": 21,
"yakijo.biz": 29,
"yakitri.biz": 26,
"yambee.biz": 20,
"yamia.biz": 17,
"yata.biz": 25,
"yodel.biz": 26,
"yodo.biz": 21,
"yodoo.biz": 24,
"yombu.biz": 29,
"yotz.biz": 26,
"youbridge.biz": 40,
"youfeed.biz": 32,
"youopia.biz": 22,
"youspan.biz": 59,
"youtags.biz": 22,
"yoveo.biz": 31,
"yozio.biz": 33,
"zava.biz": 29,
"zazio.biz": 18,
"zoombeat.biz": 28,
"zoombox.biz": 30,
"zoomcast.biz": 38,
"zoomdog.biz": 29,
"zoomlounge.biz": 25,
"zoomzone.biz": 32,
"zoonder.biz": 29,
"zoonoodle.biz": 27,
"zooveo.biz": 22,
"zoovu.biz": 38,
"zooxo.biz": 33,
"zoozzy.biz": 23,
}