RailsのSystem specから 🎭Playwrightを使う

2021/06/18 銀座Rails#34の発表スライド（一部省略）

Transcript

1. 3BJMTͷ4ZTUFNTQFD͔Β
   🎭1MBZXSJHIUΛ࢖͏
   !:VTVLF*XBLJ
   ۜ࠲3BJMT
   
   

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2. ຊ೔ͷ֓ཁ
   w 3BJMTͷTZTUFNTQFDʹ͍͓ͭͯ͞Β͍
   w $BQZCBSBͱ$BQZCBSBυϥΠόͷ֓ཁઆ໌
   w 1MBZXSJHIUͱ3VCZΫϥΠΞϯτɾ$BQZCBSBυϥΠόͷ঺հ
   ݸʑͷػೳ͸͋·Γઆ໌͠·ͤΜɻ
   ʮͳͥΘ͟Θ͟(FN࡞ͬͨͷ͔ʯʹ
   ϑΥʔΧεͯ͠આ໌͍͖ͯ͠·͢ʂ
   

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3. ຊ೔ͷ֓ཁ
   w 3BJMTͷTZTUFNTQFDʹ͍͓ͭͯ͞Β͍
   w $BQZCBSBͱ$BQZCBSBυϥΠόͷ֓ཁઆ໌
   w 1MBZXSJHIUͱ3VCZΫϥΠΞϯτɾ$BQZCBSBυϥΠόͷ঺հ
   

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4. TZTUFNTQFD
   w3BJMT͔Β࢖͑Δɻ
   w+BWB4DSJQUΛ;ΜͩΜʹ࢖ͬͨϖʔδͰ΋ɺ
   

   'BDUPSZ#PU΍ϞοΫ͕ޮ͍ͨঢ়ଶͰɺ
   

   ϒϥ΢βͱର޲ͤͯࣗ͞ಈࢼݧ $*
   Ͱ͖ΔεάϨϞϊ
   

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5. 8IZTZTUFNTQFD
   GPSN@GPSʜSFNPUFUSVF
   w "KBY௨৴ͰύʔγϟϧϏϡʔΛ΋Β͖ͬͯͯɺK2VFSZͰBQQFOEVQEBUF
   

   ˠύʔγϟϧϏϡʔͷςετΛॻ͍ͨͱ͜ΖͰɺ
   

   ɹύʔγϟϧϏϡʔ͕͸Ίࠐ·Εͨશମ͕ಈ͘ͱ͸ݶΒͳ͍
   8FCQBDLFS
   w 3FBDU΍7VFίϯϙʔωϯτΛz෦෼తʹz࢖༻͢Δύλʔϯ
   

   ˠίϯϙʔωϯτͷ୯ମࢼݧ͕ॻ͚ͨͱͯ͠΋ɺ
   

   ɹϖʔδશମ͕յΕ͍ͯͳ͍͔͸Θ͔Βͳ͍ɻ
   

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6. &&ςετ
   'FBUVSFTQFD
   ड͚ೖΕςετ
   
   4ZTUFNTQFD
   

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7. &&ςετ
   ؅ཧऀϩάΠϯͨ͠Βɺ
   μογϡϘʔυʹભҠ͠ɺ
   ૊৫ͷϢʔβͷΞϥʔτ͕දࣔ͞ΕΔ͜ͱ
   

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8. &&ςετ
   'FBUVSFTQFD
   ड͚ೖΕςετ
   
   4ZTUFNTQFD
   ؅ཧऀϩάΠϯͨ͠Βɺ
   μογϡϘʔυʹભҠ͠ɺ
   ૊৫ͷϢʔβͷΞϥʔτ͕දࣔ͞ΕΔ͜ͱ
   ʮ؅ཧऀʯʮ૊৫ʯʮΞϥʔτʯ͕
   ͋Β͔͡Ί࡞ΒΕͨεςʔδϯά؀ڥ
   ؅ཧऀϩάΠϯ
   μογϡϘʔυͷදࣔ֬ೝ
   

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9. &&ςετ
   'FBUVSFTQFD
   ड͚ೖΕςετ
   
   4ZTUFNTQFD
   ؅ཧऀϩάΠϯͨ͠Βɺ
   μογϡϘʔυʹભҠ͠ɺ
   ૊৫ͷϢʔβͷΞϥʔτ͕දࣔ͞ΕΔ͜ͱ
   ʮ؅ཧऀʯʮ૊৫ʯʮΞϥʔτʯ͕
   ͋Β͔͡Ί࡞ΒΕͨεςʔδϯά؀ڥ
   ؅ཧऀϩάΠϯ
   μογϡϘʔυͷදࣔ֬ೝ μογϡϘʔυͷදࣔ֬ೝ
   ʮ؅ཧऀʯʮ૊৫ʯʮΞϥʔτʯΛ
   'BDUPSZ#PUͰ࡞੒
   .PDLͰ؅ཧऀϩάΠϯঢ়ଶΛ࡞੒
   

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10. &&ςετ
    'FBUVSFTQFD
    ड͚ೖΕςετ
    
    4ZTUFNTQFD
    ؅ཧऀϩάΠϯͨ͠Βɺ
    μογϡϘʔυʹભҠ͠ɺ
    ૊৫ͷϢʔβͷΞϥʔτ͕දࣔ͞ΕΔ͜ͱ
    ʮ؅ཧऀʯʮ૊৫ʯʮΞϥʔτʯ͕
    ͋Β͔͡Ί࡞ΒΕͨεςʔδϯά؀ڥ
    ؅ཧऀϩάΠϯ
    μογϡϘʔυͷදࣔ֬ೝ
    ඞཁͳσʔλΛ'BDUPSZ#PUͰ༻ҙ͢Δ
    

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11. &&ςετ
    'FBUVSFTQFD
    ड͚ೖΕςετ
    
    4ZTUFNTQFD
    ؅ཧऀϩάΠϯͨ͠Βɺ
    μογϡϘʔυʹભҠ͠ɺ
    ૊৫ͷϢʔβͷΞϥʔτ͕දࣔ͞ΕΔ͜ͱ
    ʮ؅ཧऀʯʮ૊৫ʯʮΞϥʔτʯ͕
    ͋Β͔͡Ί࡞ΒΕͨεςʔδϯά؀ڥ
    ؅ཧऀϩάΠϯ
    μογϡϘʔυͷදࣔ֬ೝ
    ผ్DPOUSPMMFSTQFDͰ֬ೝ͢Δɻ
    TZTUFNTQFDͰ͸NPDL
    

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12. &&ςετ
    'FBUVSFTQFD
    ड͚ೖΕςετ
    
    4ZTUFNTQFD
    ؅ཧऀϩάΠϯͨ͠Βɺ
    μογϡϘʔυʹભҠ͠ɺ
    ૊৫ͷϢʔβͷΞϥʔτ͕දࣔ͞ΕΔ͜ͱ
    ʮ؅ཧऀʯʮ૊৫ʯʮΞϥʔτʯ͕
    ͋Β͔͡Ί࡞ΒΕͨεςʔδϯά؀ڥ
    ؅ཧऀϩάΠϯ
    μογϡϘʔυͷදࣔ֬ೝ
    

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13. &&ςετ
    'FBUVSFTQFD 4ZTUFNTQFD
    ຊ౰ʹ֬ೝ͍ͨ͠ϙΠϯτΛߜΓɺ
    ҆ఆɾߴ଎ʹςετΛ͓͜ͳ͏
    Ϣʔβ͕ߦ͏ૢ࡞Λ஧࣮ʹ࠶ݱ͢Δ
    

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14. Ξϥʔτ͕දࣔ͞ΕΔ͜ͱ
    

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15. 'FBUVSFTQFD 4ZTUFNTQFD
    ຊ౰ʹ֬ೝ͍ͨ͠ϙΠϯτΛߜΓɺ
    ҆ఆɾߴ଎ʹςετΛ͓͜ͳ͏
    Ϣʔβ͕ߦ͏ૢ࡞Λ஧࣮ʹ࠶ݱ͢Δ
    -PBEJOH͕ग़Δग़ͳ͍͸࣮૷౎߹ʹΑΔͷͰɺ
    Ϣʔβ͕࣮ࡍʹݟΔ෦෼ͷΈʹண໨ͯ͠
    ʮΞϥʔτͷද͕ࣔग़Δ·Ͱ଴ͭʯ͚ͩͰ֬ೝ͢Δ
    ͷ͕ϕετϓϥΫςΟε
    -PBEJOH͕ग़Δ͜ͱ͸Θ͔͍ͬͯΔͷͰɺ
    ʮ-PBEJOH͕ফ͑Δ·Ͱ଴ͭʯʮը໘ભҠ͢Δ·Ͱ଴ͭʯ
    ͳͲ҉໧తͳBVUPXBJUΛݮΒͯ҆͠ఆੑΛߴΊΔ
    ͷ͕ϕετϓϥΫςΟε
    ඵ͔΋͠Εͳ͍͠
    ඵ͔΋͠Εͳ͍
    

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16. ຊ೔ͷ֓ཁ
    w 3BJMTͷTZTUFNTQFDʹ͍͓ͭͯ͞Β͍
    w $BQZCBSBͱ$BQZCBSBυϥΠόͷ֓ཁઆ໌
    w 1MBZXSJHIUͱ3VCZΫϥΠΞϯτɾ$BQZCBSBυϥΠόͷ঺հ
    

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17. TZTUFNTQFDͷྫ
    $BQZCBSB͕ఏڙ͢ΔϝιουΛ࢖ͬͯ
    ϒϥ΢βΛࣗಈૢ࡞͢Δ
    

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18. $BQZCBSB%4-
    ϒϥ΢βυΩϡϝϯτશମ
    $BQZCBSB4FTTJPO
    
    %0.ཁૉ
    $BQZCBSB/PEF&MFNFOU
    
    BMM
    fi
    STUBUUBDI@
    fi
    MFUFYUDIFDLDIPPTFTDSPMM@UPTDSPMM@CZ
    DMJDL@MJOL@PS@CVUUPODMJDL@CVUUPODMJDL@MJOL
    fi
    MM@JO
    fi
    OE
    fi
    OE@BMM
    fi
    OE@CVUUPO
    fi
    OE@CZ
    fi fi
    fi
    OE@MJOL
    UJUMFCPEZIUNMTPVSDF
    DVSSFOU@VSMDVSSFOU@IPTUD
    FYFDVUF@TDSJQUFWBMVBUF@TDSJQU
    WJTJUSFGSFTI
    HP@CBDLHP@GPSXBSE
    TFOE@LFZTXJUIJOXJUIJO@FMFNFOUXJUIJO@
    fi
    FMETFUXJUIJO@UBCMFXJUIJO@GSBNF
    TXJUDI@UP@GSBNFDVSSFOU@XJOEPXXJOEPXTPQFO@OFX@XJOEPXTXJUD
    XJUIJO@XJOEPXXJOEPX@PQFOFE@CZTBWF@QBHFTBWF@BOE@PQFO@QBHF
    TBWF@TDSFFOTIPUTBWF@BOE@PQFO@TDSFFOTIPUSFTFU@TFTTJPOSFTQP
    TUBUVT@DPEFDVSSFOU@TDPQF
    <>BMMPX@SFMPBEDIFDLFE
    DMJDLEJTBCMFE EPVCMF@DMJDL
    ESBH@UPESPQFWBMVBUF@BTZOD@TDSJQUFWBMVBUF@TDSJQU
    FYFDVUF@TDSJQU
    fl
    BTI
    IPWFSJOJUJBM@DBDIFJOTQFDUNVMUJQMF OBUJWF
    PCTDVSFE QBUISFBEPOMZ SFDUSFMPBESJHIU@DMJDLTDSPMM@UP
    TFMFDU@PQUJPOTFMFDUFE
    TFOE@LFZTTFUTUZMFUBH@OBNFUFYU
    USJHHFSVOTFMFDU@PQUJPOWBMVF
    WJTJCMF
    

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19. $BQZCBSB%4-ͱυϥΠό
    ɾ$BQZCBSB4FTTJPO
    ɾ$BQZCBSB/PEF&MFNFOU
    $BQZCBSB%4-
    WJTJU DMJDL ʜ
    ૢ࡞಺༰Λهड़͢Δ͚ͩɻ
    ϒϥ΢βͷૢ࡞ํ๏͸஌Βͳ͍ɻ
    

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20. $BQZCBSB%4-ͱυϥΠό
    ɾ$BQZCBSB4FTTJPO
    ɾ$BQZCBSB/PEF&MFNFOU
    $BQZCBSB%4-
    WJTJU DMJDL ʜ
    $BQZCBSBυϥΠό͕
    ϒϥ΢βͷૢ࡞ํ๏Λఆٛ͢Δ
    

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21. $BQZCBSB%4-ͱυϥΠό
    ɾ$BQZCBSB4FTTJPO
    ɾ$BQZCBSB/PEF&MFNFOU
    $BQZCBSB%4-
    WJTJU DMJDL ʜ
    TFMFOJVN
    DVQSJUF
    BQQBSJUJPO
    GFSSVN
    $BQZCBSB
    υϥΠό
    

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22. $BQZCBSB%4-ͱυϥΠό
    ɾ$BQZCBSB4FTTJPO
    ɾ$BQZCBSB/PEF&MFNFOU
    $BQZCBSB%4-
    WJTJU DMJDL ʜ
    TFMFOJVN
    DVQSJUF
    BQQBSJUJPO
    GFSSVN
    $BQZCBSB
    υϥΠό
    

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23. ओཁͳ$BQZCBSBυϥΠό
    4FMFOJVN
    w 4FMFOJVN8FC%SJWFSΛར༻ͯ͠ϒϥ΢βΛࣗಈૢ࡞
    

    ˢར༻ϒϥ΢β͝ͱʹɺผ్8FCυϥΠόʔΛΠϯετʔϧ͢Δඞཁ͋Γ
    $VQSJUF
    w $ISPNF%FW5PPMT1SPUPDPMΛར༻ͨ͠'FSSVNͱ͍͏ϥΠϒϥϦΛར༻ͯ͠
    

    &EHF΍$ISPNFΛࣗಈૢ࡞
    "QQBSJUJPO
    w $%1Λ௚઀ར༻ͯ͠ɺ$ISPNFΛࣗಈૢ࡞
    ɾɾɾ࣮࣭తʹσϑΝΫτελϯμʔυ
    

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24. ͦ΋ͦ΋
    4FMFOJVNҎ֎ͷυϥΠό͸
    ͳͥඞཁͳͷ͔ʁ🤔
    

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25. :FU"OPUIFS$BQZCBSBυϥΠόͷඞཁੑ
    4FMFOJVNυϥΠόʹର͢Δෆຬ
    w ʮηοτΞοϓ͕໘౗ʯ΋ͬͱ؆୯ʹ࢖͑ΔΑ͏ʹ͍ͨ͠
    $BQZCBSBࣗମͷػೳෆ଍
    w ʮϖʔδભҠ͢Δ·Ͱ଴ͭʯʮ-PBEJOHද͕ࣔফ͑Δ·Ͱ଴ͭʯ
    

    $BQZCBSB%4-Ͱ͸ॻ͚ͳ͍ͷͰɺυϥΠόಠࣗͷϝιουΛఏڙ͍ͨ͠
    w ʮͳΜ͔Α͘Θ͔ΒΜ͚Ͳɺ࣌ʑςετ͕མͪΔʯ
    

    %0.มߋݕ஌͕ෆ׬શͳͷͰɺΑΓมߋݕ஌ʹڧ͍ํ๏Λఏڙ͍ͨ͠
    

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26. $BQZCBSB͸%0.มߋݕ஌͕ෆ׬શʁ
    w $BQZCBSBࣗମͷػೳෆ଍
    w ʮϖʔδભҠ͢Δ·Ͱ଴ͭʯ
    

    ʮಛఆͷཁૉ͕ݱΕΔ·Ͱফ͑Δ·Ͱ଴ͭʯ
    

    ˢ$BQZCBSB%4-Ͱ͸ॻ͚ͳ͍ɻ
    

    w ಺෦తʹϛϦඵͷϙʔϦϯά
    

    ˠ%0.มߋݕ஌͕ෆ׬શɻ
    λΠϚʔΛ࢓ֻ͚ͯ
    ݺͼݩ͔Βࢦఆ͞Ε͓ͨ࢓ࣄΛ͢Δ
    ཁૉ͕ݟ͔ͭΒͳ͍৔߹ʹ͸
    ɹλΠϚʔ͕੾Ε͍ͯͳ͔ͬͨΒ
    ɹඵ଴͔ͬͯΒ
    ࠶౓ɺཁૉͷऔಘΛࢼΈͯ
    ϦτϥΠ͢Δ
    

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27. :FU"OPUIFS$BQZCBSBυϥΠόͷඞཁੑ
    ɾηοτΞοϓ໘౗
    ɾ$BQZCBSB%4-Ͱॻ͚ͳ͍
    

    ɹಠࣗػೳΛ࢖͍͍ͨ
    ɾ%0.มߋݕ஌͕ऑ͘ɺ
    

    ɹςετ͕ෆ҆ఆ
    "QQBSJUJPO
    $VQSJUF
    

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28. :FU"OPUIFS$BQZCBSBυϥΠόͷඞཁੑ
    ɾηοτΞοϓ໘౗
    ɾ$BQZCBSB%4-Ͱॻ͚ͳ͍
    

    ɹಠࣗػೳΛఏڙ͍ͨ͠
    ɾ%0.มߋݕ஌͕ऑ͘ɺ
    

    ɹςετ͕ෆ҆ఆ
    "QQBSJUJPO
    $VQSJUF
    

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29. ຊ೔ͷ֓ཁ
    w 3BJMTͷTZTUFNTQFDʹ͍͓ͭͯ͞Β͍
    w $BQZCBSBͱ$BQZCBSBυϥΠόͷ֓ཁઆ໌
    w 1MBZXSJHIUͱ3VCZΫϥΠΞϯτɾ$BQZCBSBυϥΠόͷ঺հ
    

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30. 8IBUJT1MBZXSJHIU
    w ݩ(PPHMF$ISPNFνʔϜ ݱϚΠΫϩιϑτͷΤϯδχΞ͕։ൃͨ͠
    

    Φʔϓϯιʔεͷϒϥ΢βࣗಈૢ࡞πʔϧɻ
    

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31. 8IZ1MBZXSJHIU
    w ͋ΒΏΔγʔϯΛαϙʔτ
    w ௥ՃͷυϥΠόʔͳͲෆཁͰɺ
    

    $ISPNF .4&EHF 'JSFGPY 4BGBSJΛࣗಈૢ࡞Ͱ͖Δ
    w 8JOEPXT NBD04 -JOVYશରԠ
    w ϞόΠϧσόΠεͷΤϛϡϨʔγϣϯ
    w ϔουϨεʢը໘ͳ͠ʣϔουϑϧʢը໘͋Γʣ
    👍
    IUUQTQMBZXSJHIUEFWEPDTXIZQMBZXSJHIU͔ΒҾ༻ˍҰ෦ิ଍
    
    

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32. 8IZ1MBZXSJHIU
    w ଎ͯ͘ߴਫ਼౓
    w "VUPXBJUJOHʹΑΓɺ
    

    ɾ૝ఆͷ%0.ཁૉ͕ͨ·ͨ·ݱΕͳͯ͘΋ɺগ͠଴ͬͯ͘ΕΔ
    

    ɾXBJU'PS4FMFDUPSΛ͍͍ͪͪॻ͔ͳͯ͘΋͍͍
    w ωΠςΟϒͷϒϥ΢βΠϕϯτۦಈͰಈ࡞͢ΔͷͰɺ
    

    ɾTMFFQͳͲ͕ෆཁ
    

    ɹˠෆ҆ఆͳςετ͕ݮΒͤΔ
    w ϒϥ΢βࣗಈૢ࡞Λฒྻಈ࡞Մೳ
    👍
    👍
    IUUQTQMBZXSJHIUEFWEPDTXIZQMBZXSJHIU͔ΒҾ༻ˍҰ෦ิ଍
    
    

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33. ࠶ܝ
    :FU"OPUIFS$BQZCBSBυϥΠόͷඞཁੑ
    ɾηοτΞοϓ໘౗
    ɾ$BQZCBSB%4-Ͱॻ͚ͳ͍
    

    ɹಠࣗػೳΛఏڙ͍ͨ͠
    ɾ%0.มߋݕ஌͕ऑ͘ɺ
    

    ɹςετ͕ෆ҆ఆ
    "QQBSJUJPO
    $VQSJUF
    

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34. ࠶ܝ
    :FU"OPUIFS$BQZCBSBυϥΠόͷඞཁੑ
    ɾηοτΞοϓ໘౗
    ɾ$BQZCBSB%4-Ͱॻ͚ͳ͍
    

    ɹಠࣗػೳΛఏڙ͍ͨ͠
    ɾ%0.มߋݕ஌͕ऑ͘ɺ
    

    ɹςετ͕ෆ҆ఆ
    "QQBSJUJPO
    $VQSJUF
    ͦΕɺ1MBZXSJHIUͳΒͰ͖ΔΑʂ
    🎭 Playwright
    

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35. ͱ͍͏ετʔϦʔʹ͢ΔͨΊʜ
    

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36. (FN࡞Γ·ͨ͠
    

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37. 1MBZXSJHIU͸3VCZ͔Β࢖͑Δ
    1MBZXSJHIUϦϦʔεϊʔτ͔ΒҾ༻
    
    લճͷϦϦʔεͰ͸ɺ/PEF͕ͳ͍؀ڥͰ1MBZXSJHIUΛαϙʔτ͢ΔͨΊͷ಺෦ϓϩτίϧΛಋೖ͠·ͨ͠ɻ
    ͜ͷϓϩτίϧ͸ɺ1MBZXSJHIUGPS1ZUIPO΍αʔυύʔςΟͷ1MBZXSJHIU4IBSQɺ1MBZXSJHIUGPS(Pͷ࣮૷Ͱ
    طʹ࢖༻͞Ε͍ͯ·͢ɻ
    

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38. 1MBZXSJHIU͸3VCZ͔Β࢖͑Δʂ
    1MBZXSJHIU
    αʔόʔ
    1MBZXSJHIUΫϥΠΞϯτ
    QMBZXSJHIUQZUIPO
    QMBZXSJHIUTIBSQ
    QMBZXSJHIUKBWB
    1MBZXSJHIU
    ϓϩτίϧ
    

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39. 1MBZXSJHIU͸3VCZ͔Β࢖͑Δʂ
    1MBZXSJHIU
    αʔόʔ
    1MBZXSJHIUΫϥΠΞϯτ
    QMBZXSJHIUQZUIPO
    QMBZXSJHIUTIBSQ
    QMBZXSJHIUKBWB
    1MBZXSJHIU
    ϓϩτίϧ
    QMBZXSJHIUSVCZ
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