どうしようJUnit5

JJUG CCC 2016 Fall

Transcript

1. @irof
   Ͳ͏͠Α͏+6OJU
   5
   ++6($$$'BMM
   DDD@G
   

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2. ηογϣϯ֓ཁ
   ϦϦʔεؒۙͷ+6OJUɻ
   +6OJUΛ࢖༻͍ͯ͠Δํ͸ଟ͍͔ͱ
   ࢥ͍·͕͢ɺ࣍όʔδϣϯͷ଍Ի͕ฉ
   ͖͑ͯ͜·ͨ͠ɻ
   ݱঢ়ҡ͔࣋Ҡߦ͔ͳͲɺʮͲ͏͠Α͏ʯ
   ͱࢥ͍ͬͯΔਓ͸ଟ͍Ͱ͠ΐ͏ɻࢲ΋
   ͦͷҰਓͰ͢ɻ
   ͦΜͳΘ͚ͰɺͲ͏͠Α͏͔ߟ͑Δࡐ
   ྉΛूΊͯ࿩ͦ͏ͱࢥ͍·͢ɻ
   

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3. ͍͘Β͔ͷ஫ҙ఺
   +6OJU͸·ͩϦϦʔε͞Ε͍ͯ·
   ͤΜɻมΘΓ·͢ɻ
   ࣮຿Ͱ͸࢖͍ͬͯ·ͤΜɻ
   ͭ·Γໝ૝ηογϣϯͰ͢ɻ
   ଞͷ෦԰ʹߦ͜͏ɻ
   

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4. ͜ͷεϥΠυͰ
   ࢖༻͍ͯ͠Δόʔδϣϯ
   +BWB@
   +6OJU.
   (SBEMF
   +FOLJOT
   

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5. ϩΰ
   

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6. Ͳ͏͠Α͏
   ͍·͙͢+6OJUΛ࢖͏ʁ
   +6OJU͔Β+6OJUʹ৐Γ׵͑Δʁ
   ৽͘͠+6OJU࢖͏ͷ͸ʁ
   +6OJU࢖͏࣌ʹࠔΔ͜ͱ͸ʁ
   

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7. ౴͑ͳΜͯͳ͍ͷͰ
   +6OJU .
   Λઆ໌͠·͢
   ϝϦοτσϝϦοτͱ͔
   ͕࣌ؒ͋Ε͹͜ͷล΋࿩͠·͢
   +6OJUͰށ࿭͍ͦ͏ͳͱ͜Ζ
   +6OJU͔Βͷ৐Γ׵͑ੋඇ
   

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8. +6OJUͷݱঢ়
   

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9. .
   .͔͍ͪ͏ͪ
   .ͦͷ͏ͪ
   ("2༧ఆ
   +%,ʹ͋ΘͤΔײ͔͡ͳʁ
   

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10. .͕Ͱ͢
    

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11. +6OJUͱͷޓ׵ੑ
    

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12. ͳ͍
    

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13. ޓ׵ੑʹ͍ͭͯ
    ผͷϑϨʔϜϫʔΫͰ͢
    ผ෺ͳͷͰޓ׵ͳΜͯ͋ΔΘ͚
    ΋ͳ͍Ͱ͢
    ʮόʔδϣϯΞοϓͯͦ͠ͷ··
    ࢖͑Δʯ͸͋Γ·ͤΜ
    

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14. ͳΜͰผͳͷʁ
    

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15. ผ෺ͳͷͰڞଘͰ͖Δ
    BSUJGBDU*EHSPVQ*E͕ҧ͏
    ύοέʔδ΋ҧ͏
    JUnit 5 PSHKVOJUKVQJUFS
    JUnit 4 PSHKVOJU
    JUnit 3 KVOJUGSBNFXPSL
    

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16. ڞଘʁ
    +6OJU +6OJU1MBUGPSN
    Ͱ+6OJUΛ
    ಈ࡞ͤ͞Δ
    +6OJU 3VOOFS
    Ͱ+6OJUͷςετ
    Λ࣮ߦ͢Δ
    +6OJUͷςετʹ+6OJUͷ3VMFΛ
    ద༻͢Δ
    ʜʜͳͲ͕ՄೳʹͳΔ
    

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17. ߏ੒ΛோΊͯΈΔ
    

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18. +6OJU
    +6OJU1MBUGPSN
    +6OJU+VQJUFS +6OJU7JOUBHF
    

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19. +6OJU1MBUGPSN
    KVOJUQMBUGPSN
    DPNNPOT
    KVOJUQMBUGPSN
    DPOTPMF KVOJUQMBUGPSN
    SVOOFS
    KVOJUQMBUGPSN
    HSBEMFQMVHJO
    KVOJUQMBUGPSN
    MBVODIFS
    KVOJUQMBUGPSN
    FOHJOF
    KVOJUQMBUGPSN
    TVSFpSFQSPWJEFS
    

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20. +6OJU+VQJUFS
    KVOJUKVQJUFSBQJ
    KVOJUKVQJUFS
    FOHJOF
    KVOJUQMBUGPSN
    DPNNPOT
    KVOJUQMBUGPSN
    FOHJOF
    KVOJUKVQJUFS
    NJHSBUJPOTVQQPSU
    

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21. +6OJU7JOUBHF
    KVOJUWJOUBHF
    FOHJOF
    KVOJUQMBUGPSN
    FOHJOF
    KVOJUKVOJU
    

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22. શମ
    KVOJUQMBUGPSN
    DPNNPOT
    KVOJUQMBUGPSNDPOTPMF KVOJUQMBUGPSNSVOOFS
    KVOJUQMBUGPSNHSBEMF
    QMVHJO
    KVOJUQMBUGPSNMBVODIFS
    KVOJUQMBUGPSNFOHJOF
    KVOJUQMBUGPSNTVSFpSF
    QSPWJEFS
    KVOJUWJOUBHFFOHJOF
    KVOJUKVQJUFSBQJ
    KVOJUKVQJUFSFOHJOF
    KVOJUKVOJU
    KVOJUKVQJUFSNJHSBUJPO
    TVQQPSU
    

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23. %FQFOEFODZ%JBHSBN
    .ͷ6TFS(VJEFͰ௥Ճ͞Εͨਤ
    

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24. ࢖ͬͯΈΔ
    

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25. +6OJUˠ+6OJU
    KVOJUKVOJU
    PSHKVOJUKVQJUFSKVOJUKVQJUFSBQJ.
    PSHKVOJUKVQJUFSKVOJUKVQJUFSFOHJOF.
    FOHJOF͸࣮ߦ࣌
    ͚ͩͰΑ͍
    

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26. ࢀߟϏϧυπʔϧͷઃఆ
    IUUQTHJUIVCDPNKVOJUUFBN
    KVOJUTBNQMFT
    

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27. ςετίʔυ
    

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28. ඞਢͷมߋ
    !5FTUͷύοέʔδ͕ҧ͏
    PSHKVOJU5FTU
    PSHKVOJUKVQJUFSBQJ5FTU
    

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29. ςετίʔυ
    PSHKVOJUKVQJUFSBQJ5FTU
    ݟͨ໨͸ಉ͡Ͱ͢
    

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30. ೚ҙͷมߋ
    Ϋϥε͸QVCMJDͰͳͯ͘Α͍
    ϝιου͸QVCMJDͰͳͯ͘Α͍
    ৽͍͠Ξαʔγϣϯ"1*
    

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31. ςετίʔυ
    QVCMJD͡Όͳͯ͘Α͍
    QVCMJD͡Όͳͯ͘Α͍
    PSHKVOJUKVQJUFSBQJ"TTFSUJPOT
    ݟͨ໨͸ಉ͡Ͱ͢
    

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32. ୯७ͳΒύοέʔδมߋͰࡁΉ
    

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33. ϚΠάϨʔγϣϯʹ͍ͭͯ͸
    6TFS(VJEFʹ݁ߏॻ͔ΕͯΔ
    ͨͩ͠ɺສೳͳखॱͰ͸ͳ͍
    
    

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34. ςετͷ࣮ߦ
    

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35. *OUFMMJ+*%&"
    *OUFMMJ+*%&"ͰରԠ͞Εͨ
    

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36. .ʹͨ͠Β
    *OUFMMJ+*%&"͕.Λ࢖ͬͯΔ͔Βɻ
    KVOJUQMBUGPSNMBVODIFS.Λ࢖͑͹0,
    

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37. (SBEMF
    UFTU$MBTT UFTU
    KVOJU1MBUGPSN5FTU
    ௥Ճ͞ΕΔλεΫ
    ແޮԽ͞ΕΔλεΫ
    ੍ޚՄೳ
    
    KVOJUQMBUGPSNHSBEMFQMVHJOͷग़൪
    

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38. ࣮ߦ݁Ռ͸͜Μͳײ͡
    )5.-ͷSFQPSU͸ࠓͷͱ͜Ζग़·ͤΜ
    

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39. +FOLJOT (SBEMF
    
    +FOLJOTʹ+6OJU݁ՌͷऩूΛͤͨ݁͞Ռ
    

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40. +FOLJOT
    (SBEMF.BWFO͕ಈ͔͘Β໰୊ͳ͍
    ݁Ռͷूܭ΋Ͱ͖Δ
    9.-ͷߏ଄͸ͦͷ··
    !%JTQMBZ/BNFʹ͸ະରԠ
    ଍͞Ε͚ͨͩͩ͠
    

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41. ൪֎+6OJUͰಈ͖㽂
    6TFS(VJEFࢀর
    

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42. +6OJUͰ+6OJUΛಈ͔͢
    !3VO8JUI +6OJU1MBUGPSNDMBTT
    
    

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43. ཧ۶্΋࣮ࡍ΋ಈ͚͘Ͳ
    ʮڞଘՄೳʯͬͯݴͬͨ΍ͭɻ
    +6OJUͷ্Ͱ+6OJUΛಈ͔ͨ͠Γɺ
    +6OJUͷ্Ͱ+6OJUΛಈ͔ͨ͠
    Γɺ΍Γ͗͢Δͱ͍͍ײ͡ʹࠞཚ
    Ͱ͖ͦ͏ɻ
    

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44. ػೳͷ঺հ
    

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45. Ұ௨Γͷ঺հ͸ͤͣɺ+6OJUͱͷ
    ൺֱΛத৺ʹ࿩͠·͢
    ػೳશମ͸6TFS(VJEFʹ͓೚ͤ
    े෼ͳ৘ใ͕͋Δ͚Ͳɺ

    ͦΜͳϘϦϡʔϜ͸ͳ͍Ͱ͢ɻ
    

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46. +6OJUͱͷ"1*ൺֱ
    

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47. "1*ൺֱͳͷͰ
    +6OJU+VQJUFSͷ࿩
    KVOJUKVQJUFSBQJ
    +6OJU1MBUGPSN΍+6OJU7JOUBHFͷ
    ग़൪͸ͳ͍Ͱ͢
    

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48. Ξϊςʔγϣϯ
    Ξαʔγϣϯ
    ֦ுϞσϧ
    ߏ଄Խ
    ύϥϝʔλʔԽ
    Ξ
    ϊςʔ
    γϣϯ
    Ξαʔ
    γϣϯ
    ֦ுϞ
    σϧ
    ߏ଄Խ
    ύϥ
    ϝʔ
    λʔԽ
    

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49. Ξϊςʔγϣϯ
    Ξ
    ϊςʔ
    γϣϯ
    Ξαʔ
    γϣϯ
    ֦ுϞ
    σϧ
    ߏ଄Խ
    ύϥ
    ϝʔ
    λʔԽ
    

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50. ͍͍ͩͨͦͷ··
    JUnit 4 JUnit 5
    !5FTU !5FTU
    !#FGPSF !#FGPSF&BDI
    !"GUFS !"GUFS&BDI
    !#FGPSF$MBTT !#FGPSF"MM
    !"GUFS$MBTT !"GUFS"MM
    !*HOPSF !%JTBCMFE
    

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51. ͳ͘ͳͬͨ
    JUnit 4 ͤͭΊ͍
    !3VO8JUI
    ςετͷ࣮ߦͷ࢓
    ํΛม͑Δ΍ͭ
    !3VMF
    !$MBTT3VMF
    ςετ࣮ߦ࣌ʹ͋
    Ε͜Ε͢Δ΍ͭ
    !'JY.FUIPE0SEFS ςετ࣮ߦॱΛݻ
    ఆ͢Δ΍ͭ
    ࣮ߦॱࢦఆ͸.ͰԿ͔ೖΔ༧ఆ
    

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52. PSEFSJOHϥϕϧΛݟ͍ͯͩ͘͞
    

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53. ৽͍͠ͷ
    JUnit 5 ͤͭΊ͍
    !/FTUFE &ODMPTFEʹࣅͨ΋ͷ
    !5BH $BUFHPSZʹࣅͨ΋ͷ
    !%JTQMBZ/BNF έʔε໊Λࢦఆ͢Δ
    !5FTU'BDUPSZ ಈతςετͰ࢖͏
    !&YUFOE8JUI ֦ுͰ࢖͏
    

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54. Ξαʔγϣϯ
    Ξ
    ϊςʔ
    γϣϯ
    Ξαʔ
    γϣϯ
    ֦ுϞ
    σϧ
    ߏ଄Խ
    ύϥ
    ϝʔ
    λʔԽ
    

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55. Ξαʔγϣϯ͸෼͚΍͍͢
    ςετಈ
    ͔͢ࢠ
    ςετ
    ςετ͞ΕΔࢠ
    ؀ڥ
    Ξαʔγϣϯ͸͜͜
    

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56. ஍ຯͳมߋ
    ഇࢭ
    BTTFSU5IBU
    ௥Ճ -BNCEBΛ࢖͏΋ͷ
    
    BTTFSU"MM
    BTTFSU5ISPXT
    BTTFSU5JNFPVU 1SFFNQUJWFMZ
    
    

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57. ஍ຯͳมߋ
    ഇࢭ
    BTTFSU5IBU
    ௥Ճ -BNCEBΛ࢖͏΋ͷ
    
    BTTFSU"MM
    BTTFSU5ISPXT
    BTTFSU5JNFPVU 1SFFNQUJWFMZ
    
    Ҿ͖ଓ͖࢖͍͍ͨ৔߹͸
    )BNDSFTUΛ࢖͍·͠ΐ͏
    

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58. ஍ຯͳมߋ
    ഇࢭ
    BTTFSU5IBU
    ௥Ճ -BNCEBΛ࢖͏΋ͷ
    
    BTTFSU"MM
    BTTFSU5ISPXT
    BTTFSU5JNFPVU 1SFFNQUJWFMZ
    
    !5FTUͷ஋ʹ
    ॻ͍ͯͨ΍ͭ
    

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59. "TTFSU+͸ಡΜͰ͍ͩ͘͞
    WPM
    ൃച
    

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60. ֦ுϞσϧ
    Ξ
    ϊςʔ
    γϣϯ
    Ξαʔ
    γϣϯ
    ֦ுϞ
    σϧ
    ߏ଄Խ
    ύϥ
    ϝʔ
    λʔԽ
    

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61. ֦ுํ๏͕ҰຊԽ
    3VOOFS
    &YUFOTJPO
    3VMF
    

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62. &YUFOTJPOͷ࢖͍ํ
    &YUFOTJPOͷ࣮૷ΫϥεΛ࡞ͬͯʔ
    !&YUFOE8JUIͰࢦఆ͢Δ
    

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63. &YUFOTJPOࡶײ
    ֦ுϙΠϯτʹԠͨ͡ΠϯλϑΣʔ
    εΛ࣮૷ͯ͠࡞Δ
    3VMFΛγϯϓϧʹͨ͠΋ͷ
    ख৮Γ͸ྑ͍
    3VMFͷΑ͏ͳສೳײ͸ͳ͍
    

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64. ࣮૷ΛΈͯΈΑ͏
    .PDLJUP&YUFOTJPO
    KVOJUUFBNʹΑΔ
    4QSJOH&YUFOTJPO
    4QSJOH'SBNFXPSLʹΑΔ
    TQSJOHUFTUʹೖΓͦ͏
    

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65. ͋·Γ৮Εͯͳ͍ͷͰ
    ৄ͍͠࿩͸ͦͷ͏ͪɻ
    

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66. ߏ଄Խ
    Ξ
    ϊςʔ
    γϣϯ
    Ξαʔ
    γϣϯ
    ֦ுϞ
    σϧ
    ߏ଄Խ
    ύϥ
    ϝʔ
    λʔԽ
    

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67. ςετίʔυͷߏ଄Խ
    !&ODMPTFE
    !/FTUFE
    

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68. &ODMPTFE
    

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69. /FTUFE
    

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70. &ODMPTFEWT/FTUFE
    /FTUFE͕֨ஈʹΑ͍
    TUBUJDෆཁʢඇTUBUJDʣ
    !#FGPSF&BDIͱ͔ॻ͚Δ
    !5FTUͱฒ΂ͯॻ͚Δ
    

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71. ύϥϝʔλʔԽ
    Ξ
    ϊςʔ
    γϣϯ
    Ξαʔ
    γϣϯ
    ֦ுϞ
    σϧ
    ߏ଄Խ
    ύϥ
    ϝʔ
    λʔԽ
    

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72. ύϥϝʔλʔԽ
    1BSBNFUFSJ[FE
    %ZOBNJD5FTU
    5IFPSZ
    

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73. %ZOBNJD5FTU
    

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74. %ZOBNJD5FTU
    !5FTU'BDUPSZΛ͚ͭΔ
    %ZOBNJD5FTUͷΠϯελϯεΛؚΉ
    4USFBN΍$PMMFDUJPOͳͲΛฦ͢
    ແݶετϦʔϜ΋ॲཧͰ͖Δ
    

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75. +6OJUʹͳ͍ػೳ
    ςετϨϙʔτ༻ͷ໊લ͕͚ͭΒ
    ΕΔ!%JTQMBZ/BNF
    ϝιουίϯετϥΫλ͕Ҿ਺Λ
    ड͚औΕΔ
    γφϦΦςετ޲͚ͷ֦ுʢະʣ
    

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76. ϝϦοτσϝϦοτ
    

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77. ϝϦοτ
    ίʔυ͕୹͘ͳΔ
    ֦ு೉౓͕Լ͕Δ
    ʢ৽ػೳʣ
    σϝϦοτ
    طଘͷ3VOOFS΍3VMF͕࢖͑ͳ͍
    *%&ͷରԠ
    

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78. ࢀߟ3VMFΛಈ͔͢&YUFOTJPO
    

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79. 3VMFΛಈ͔͢&YUFOTJPO
    ಛఆͷ3VMFʢ͓Αͼ֦ுʣݶఆ
    &YUFSOBM3FTPVSDF
    7FSJGJFS
    &YQFDUFE&YDFQUJPO
    ͱ͸ݴ͑ڧྗ
    ͦͷؾʹͳΕ͹ଞ΋Մೳ͔΋
    

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80. ϝϦοτ༏੎
    ଟ͘ͷσϝϦοτ͸ϦϦʔε͞Ε
    Ε͹ղܾ͞ΕΔ
    طଘͷ֦ுࢿ࢈͕͋ΔͳΒແཧʹ
    ৐Γ׵͑ͳͯ͘Α͍
    ֦ு೉౓͕Լ͕Δͷ͸େ͖͍
    

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81. +6OJUͰށ࿭͍ͦ͏
    ͳͱ͜Ζ
    

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82. ಈ͔ͳ͍ܥ
    !5FTUॻ͍ͯΔͷʹಈ͔ͳ͍
    +6OJUͷΛ࢖ͬͯΔ͔΋ʁ
    !/FTUFE͕ಈ͔ͳ͍
    TUBUJDʹͪ͠ΌͬͨΒμϝɻ
    

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83. ݟ͔ͭΒͳ͍ܥ
    !5FTU FYQFDUFE
    ͕ͳ͍
    ৽͍͠ΞαʔγϣϯͰɻ
    !5FTU UJNFPVU
    ͕ͳ͍
    ৽͍͠ΞαʔγϣϯͰɻ
    BTTFSU5IBU͕ߦํෆ໌
    IBNDSFTUೖΕΕ͹͍͍Αɻ
    

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84. ؀ڥܥ
    ϏϧυπʔϧपΓͰӠʑ
    ϦϦʔε͞ΕΕ͹͜ͳΕΔ͔ͱɻ
    *%&पΓͰӠʑ
    ϦϦʔε͞ΕΕ͹͜ͳΕΔ͔ͱɻ
    

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85. ௒ॏཁ
    ݴͬͯͨॻ͍ͯͨͷͱ
    ڍಈ͕ҧ͏
    ৘ใ͸όʔδϣϯΛ֬
    ೝ͠·͠ΐ͏ɻ
    

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86. ࡶײ
    

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87. +6OJU͸
    lୈࡾͷγεςϜzͬΆ͍
    

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88. ݱࡏ࡞͍ͬͯΔγεςϜͷςετ
    Λ+6OJUͰߦ͏ͷ͸ͳ͍ɻ
    ͢Ͱʹ+6OJUҎલͰ࡞͍ͬͯΔς
    ετΛஔ͖׵͑Δඞཁ͸ͳ͍ɻ
    ϦϦʔεޙʹ৽͘͠࡞ΔͳΒ+6OJU
    ͰΑͦ͞͏ɻ
    +%,ରԠ΋ͯ͠Δ͠ɻ
    

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89. ϑϨʔϜϫʔΫ΍ϥΠϒϥϦͷબ
    ఆʹؔΘΔػձ͸ଟ͘ͳ͍ɻ
    ܾ·ͬͨ΋ͷ͕͋ͬͯɺݕূ͞
    Εͨ΋ͷҎ֎͸࢖͑ͳ͍ͱ͜Ζ
    ͸݁ߏଟ͍ɻ
    ςετ༻ͷϥΠϒϥϦ౳͸·ͩνϟ
    Ϩϯδ͠΍͍͢ྖҬɻ
    खΛग़͠΍͍͢΋ͷʹͳͬͯΔ
    ͱ΋ࢥ͍·͢ɻ
    

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