Goのテストの基本と開発フロー

標準パッケージと小さいツールの組み合わせで十分テストできますよ的な話 @GolangTestNight(Gunosy.go#10)

Transcript

1. (Pͷςετͷجຊͱ
   ։ൃϑϩʔ
   !Z@NBUTVXJUUFS
   

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2. !Z@NBUTVXJUUFS
   w (VOPTZJOD ࣥߦ໾һ
   w ศར԰
   w ਖ਼࠲POόϥϯεϘʔϧ
   w (PMBOH
   w झຯ͸੡໙ۀ
   

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3. ΞδΣϯμ
   w ιϑτ΢ΣΞςετͱ(Pݴޠͷࢥ૝
   w UFTUJOHύοέʔδͷ঺հ
   w ςετΛؚΊ࣮ͨࡍͷ։ൃϑϩʔͷҰྫ
   

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4. օ͞Μ(Pॻ͍ͯ·͔͢ʁ
   

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5. (Pͷςετͯ͠·͔͢ʁ
   

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6. ͦ΋ͦ΋ςετͱ͸
   w ػೳʹόά͕ແ͍͜ͱΛ֬ೝ͢Δʢػೳཁ݅ʣ
   w αʔϏεͷ඼࣭Λ֬ೝ͢Δʢඇػೳཁ݅ʣ
   

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7. ػೳཁ݅
   w ίʔυ͕ຬͨ͢΂͖࢓༷ʹ͍ͦͬͯΔ͜ͱ
   w શͯͷೖྗ஋ʹରͯ͠ɺద੾ʹॲཧͰ͖͍ͯΔ
   ͜ͱ
   

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8. ඇػೳཁ݅
   w ੑೳ͕े෼Ͱ͋Δ͜ͱ
   w ηΩϡϦςΟʹ໰୊͕ͳ͍͜ͱɹɹʜͳͲͳͲ
   

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9. ςετ͸
   ͦΕ͚ͩͰ͸ͳ͍
   

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10. ςετͱνʔϜ։ൃ
    w Ϟδϡʔϧͷಠཱੑ͕୲อ͠΍͍͢
    w ଐਓੑͷഉআ
    

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11. 5FTUBCMFͳϞδϡʔϧ
    w ֎෦ͷଞͷϞδϡʔϧʹґଘ͠ͳ͍
    w ෭࡞༻͕গͳ͍
    

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12. ଐਓੑͷഉআ
    w ςετ͕࢓༷ॻ
    w ॻ͍ͨίʔυ΍ϦϑΝΫλͨ͠ίʔυͷଥ౰ੑ
    ͕ͩΕͰ΋ݕূͰ͖Δ
    

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13. (Pͷςετࢥ૝
    w /P"TTFSUJPO
    w /PUFTUIFMQFS
    

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14. 8IZOPBTTFSUJPO
    w l1SPQFSFSSPSIBOEMJOHNFBOTUIBUTFSWFST
    DPOUJOVFPQFSBUJPOBGUFSOPOGBUBMFSSPST
    JOTUFBEPGDSBTIJOHz
    w l1SPQFSFSSPSSFQPSUJOHNFBOTUIBUFSSPST
    BSFEJSFDUBOEUPUIFQPJOU TBWJOHUIF
    QSPHSBNNFSGSPNJOUFSQSFUJOHBMBSHF
    DSBTIUSBDFz
    

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15. ͬ͘͟Γݴ͏ͱ
    w "TTFSUJPOͰॲཧΛதஅ͢ΔΑΓ΋ɺΫϥογϡ
    ͤ͞ͳ͍͜ͱΛ༏ઌ
    w ద੾ͳΤϥʔϨϙʔτ͕େ੾
    

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16. 8IZOPUFTUIFMQFST
    w l"SFMBUFEQPJOUJTUIBUUFTUJOHGSBNFXPSLT
    UFOEUPEFWFMPQJOUPNJOJMBOHVBHFTPGUIFJS
    PXO XJUIDPOEJUJPOBMTBOEDPOUSPMTBOE
    QSJOUJOHNFDIBOJTNT CVU(PBMSFBEZIBTBMM
    UIPTFDBQBCJMJUJFTXIZSFDSFBUFUIFN z
    

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17. ͬ͘͟Γݴ͏ͱ
    w (Pݴޠࣗମʹςετʹؔ͢Δॆ෼ͳࢧԉػߏ͕
    උΘ͍ͬͯΔͷͰɺ৽ͨͳ%4-ͳͲͷशಘʹί
    ετΛׂ͔ͣʹςετ͢Δ͜ͱΛ͓͢͢Ί͢Δ
    

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18. (PMBOHͰͷఆੴ
    w l5IFUFTUNJHIUXPSLCFUUFSJGUBCMFESJWFOz
    w ਖ਼͍͠ೖྗͱग़ྗͷ૊Λ࠷ॳʹ༻ҙ͠ɺͦΕΒ
    ͕୲อ͞Ε͍ͯΔ͔νΣοΫ͍ͯ͘͠
    

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19. UFTUJOHύοέʔδ
    

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20. جຊ
    w HPUFTUίϚϯυΛ࣮ߦ͢Δͱɺ@UFTUHPϑΝΠ
    ϧ͕શͯςετ࣮ߦର৅ͱͯ͠ςετ։࢝
    w ςετର৅ϝιουΛߜΔͳͲࡉ͔͍༷ʑͳΦ
    ϓγϣϯ͕͋Γ·͢
    

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21. ҎԼͷίʔυΛϕʔεʹύοέʔδ঺հ
    QBDLBHFNBJO
    !
    GVOD%PVCMF JJOU
    JOU\
    SFUVSOJ
    ^
    

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22. 5FTUܥ
    

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23. View Slide

24. ΍Δ͜ͱ
    w GVOD5FTU UUFTUJOH5
    Λ࣮૷
    w U-PH U&SSPS U'BUBMͳͲΛ༻͍ɺςετͷࣦഊ
    ͳͲΛద੾ͳϑΥʔϚοτͰ఻͑Δ
    w ࣮ߦHPUFTU
    

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25. #FODINBSLܥ
    

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26. View Slide

27. ΍Δ͜ͱ
    w GVOD#FODINBSL UUFTUJOH#
    Λ࣮૷
    w C/ C3VO1BSBSFMM C3FTUBSU5JNFSͳͲΛ༻͍ɺ
    ϕϯνϚʔΫΛਖ਼͘͠૸ΒͤΔ͜ͱɻ
    w ࣮ߦHPUFTUCFODI
    

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28. &YBNQMFܥ
    

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29. View Slide

30. ΍Δ͜ͱ
    w GVOD&YBNQMF
    Λ࣮૷
    w GVODͷ຤ඌʹ0VUQVU͔Β࢝·Δɺظ଴͞Ε
    Δඪ४ग़ྗΛίϝϯτͱͯ͠ॻ͖ࠐΉ
    w ࣮ࡍͷඪ४ग़ྗͱίϝϯτΛൺֱ͢Δ
    w ࣮ߦHPUFTU
    

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31. $BTF4UVEZ
    Ϟμϯͳ
    ։ൃϑϩʔߏங
    

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32. ͓୊
    w 6TFS"HFOUΛೖྗ͢ΔͱJ1IPOF "OESPJE ͦ
    ͷଞͷ͍ͣΕ͔Λฦͯ͘͠ΕΔϞδϡʔϧΛ࡞Δ
    

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33. ͱΓ͋͑ͣ
    ͬ͘͟Γ֎࿮Λ࡞Δ
    

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34. View Slide

35. EPDHP
    HPEPDʹͯɺύοέʔδ಺ͷEPDHP͸0WFSWJFXͳͲͰ
    ར༻͞ΕΔͷͰɺॻ͍ͯΈ·͠ΐ͏ɻ
    

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36. (P%PDΛग़ྗ͢Δ
    w HPEPDIUUQb`
    w (JUIVCͳͲͷ1VCMJD3FQPͳΒHPEPDPSHͰ֬
    ೝͰ͖·͢
    w IUUQTHPEPDPSHHJUIVCDPNZ
    NBUTVXJUUFSEFWJDFUZQF
    

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37. View Slide

38. ςετΛॻ͘
    

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39. View Slide

40. &YBNQMF
    

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41. #FODINBSL
    

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42. ςετΛ࣮ߦͯ͠ΈΔ
    

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43. $PWFSBHFϨϙʔτ
    ҎԼͷίϚϯυͰ֬ೝͰ͖Δ
    HPUFTUDPWFSQSPpMFDPWFSBHFPVU
    HPUPPMDPWFSBHFIUNMDPWFSBHFPVU
    

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44. $*αʔϏεʹ௥Ճ
    w $JSDMF$*Ͱ͋Ε͹࿈ܞ͢Δͩ
    ͚Ͱ0,
    w ౰વίέΔ
    w IUUQTDJSDMFDJDPNHIZ
    NBUTVXJUUFSEFWJDFUZQF
    

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45. αϯϓϧ͸ͪ͜Β
    w ϦϙδτϦIUUQTHJUIVCDPNZ
    NBUTVXJUUFSEFWJDFUZQF
    w $JSDMF$*IUUQTDJSDMFDJDPNHIZ
    NBUTVXJUUFSEFWJDFUZQF
    w (P%PDIUUQTHPEPDPSHHJUIVCDPNZ
    NBUTVXJUUFSEFWJDFUZQF
    

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46. ·ͱΊ
    w ςετέʔεʹ߹ΘͤͯͦΕͧΕʹద੾ͳςετ
    Λߏங͢Δ͜ͱ͕(PͰ͸ਪ঑͞Ε͍ͯΔɻ
    w (PݴޠͳΒେ͖ͳϑϨʔϜϫʔΫΛಋೖ͢Δ͜
    ͱͳ͘ɺϞμϯͳ։ൃϑϩʔ͕ߏஙͰ͖Δʂ
    

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47. )BQQZ(PDPEJOH
    

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