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batsを使おう / Let's use bats
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cottondesu
September 16, 2018
Programming
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340
batsを使おう / Let's use bats
bashのテストフレームワーク「bats」に
ついての簡単な例付きでご紹介
cottondesu
September 16, 2018
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Transcript
CBUTΛ͓͏ 2018年09月15日 kanazawa.rb meetup#73
!DPUUPO@EFTV ΏΔͬͱ;ΘͬͱอकΤϯδχΞ ׂ৽ن։ൃ ׂอक ػೳՃɺػೳमਖ਼ɺόάमਖ਼ FUD
CBTIॻ͍ͯ·͔͢ʁ
CBTIͰςετ Ͱ͖Δͷͬͯ·͔ͨ͠ʁ
࣮
CBUTͰग़དྷΔΜͰ͢
CBUTͱ
#BTI"VUPNBUFE 5FTUJOH4ZTUFN IUUQTHJUIVCDPNTTUFQIFOTPOCBUT
CBTIͷςετϑϨʔϜϫʔΫ w ରԠ04 "SDI "MQJOF 6CVOUV 'SFF#4%YBOEY NBD04 8JOEPXT
CBUT
Πϯετʔϧ؆୯
Πϯετʔϧ IPNFCSFXͰΠϯετʔϧ CSFXJOTUBMMCBUTDPSF OQNͰΠϯετʔϧ OQNJOTUBMMHCBUT
͍ํ
w !UFTUͷ\^ͷϒϩοΫ͕ςετର w CBUTϑΝΠϧʹهࡌ w CBUTίϚϯυͰCBUTϑΝΠϧΛ࣮ߦ ͍ํ ϧʔϧ
w TIFMMͷಡΈࠐΈTFUVQ ʹهࡌ w SVOϑΝϯΫγϣϯ໊Ͱ࣮ߦ w SVOͷ݁Ռ#BUTͷΈࠐΈมʹೖΔ ͨΊɼҎԼΛςετ݁Ռͱͯ͠༻ ͍ํ ϧʔϧ
w \TUBUVT^εςʔλείʔυ w \PVUQVU^ग़ྗ݁Ռ w \MJOFT^ग़ྗ݁Ռʢྻʣ
࡞ྫ
VTSCJOFOWCBUT !UFTUBEEJUJPOVTJOHCD\ˡ!UFTUͷ\^ͷϒϩοΫ SFTVMU FDIP cCD <SFTVMUFR> ^ !UFTUBEEJUJPOVTJOHED\ SFTVMU
FDIP QcED <SFTVMUFR> ^ BEEJUJPOCBUT
࣮ߦྫ
CBUTBEEJUJPOCBUT 㾎BEEJUJPOVTJOHCDˡ!UFTUͷ\^ͷϒϩοΫ໊ 㾎BEEJUJPOVTJOHED UFTUT GBJMVSFT
失敗例
#!/usr/bin/env bats @test "addition ng" { result="$(echo 2+1 | bc)"
[ "$result" -eq 4 ] } addition_ng.bats
実行例
CBUTBEEJUJPO@OHCBUT ✗BEEJUJPOOH JOUFTUGJMFBEEJUJPO@OHCBUT MJOF A<SFTVMUFR>GBJMFE UFTU GBJMVSF
ෳͷCBUTΛ࣮ߦՄೳ
CBUT CBUT 㾎BEEJUJPOVTJOHCD 㾎BEEJUJPOVTJOHED ✗BEEJUJPOOH JOUFTUGJMFBEEJUJPO@OHCBUT MJOF A<SFTVMUFR>GBJMFE
UFTUT GBJMVSF
TIFMMಡΈࠐΈྫ
#!/bin/sh add() { echo $(($1 + $2)) } add.sh
#!/usr/bin/env bats setup() { . add.sh } @test "input add
eq 3" { run add 1 2 [ "${status}" -eq 0 ] [ "${output}" == "3" ] } @test "input add ng" { run add 1 4 [ "${status}" -eq 0 ] [ "${output}" == "4" ] } add.bats
実行例
CBUTBEECBUT 㾎JOQVUBEEFR ✗JOQVUBEEOH JOUFTUGJMFBEECBUT MJOF A<\PVUQVU^>GBJMFE UFTUT GBJMVSF
%FNP
w Πϯετʔϧ͍ํ؆୯ w ςετίʔυͷॻ͖ํ؆୯ w CBTIʹΑΔςετϥΠϑΛ࢝Ί·͠ΐ͏ ૯ׅ