JUnit 5の拡張機能を完全にマスターした

Transcript

1. +6OJU
   ͷ֦ுػೳΛ
   ׬શʹϚελʔͨ͌͠ 5
   ؔδϟό
   ݄౓
   !JSPG
   #PU8͸%ਲ͍Ͱ·ͩΫϦΞͰ͖ͯͳ͍ɻ

2. ͓඼ॻ͖ ࠷ۙͷ+6OJU
   &YUFOTJPOͷ۩ମྫ
   &YUFOTJPOͷԼࢧ͑
   &YUFOTJPOͷ࡞Γํ

3. ͝஫ҙ +6OJU
   
   ਤ͸*OUFSOBM΍&YQFSJNFOUBMͳ ͲΛؚΈ·͢ɻ

4. ࠷ۙͷ+6OJU
    ϦϦʔε௚ޙͷػೳෆ଍ظ͸ൈ͚ɺ
   ػೳతʹ͸མͪண͍͖ͯͨɻ

5. όʔδϣϯΛோΊΔ 
   
   
   
   
   
   
    w ฒྻ࣮ߦ
   w ඪ४ग़ྗͷΩϟϓνϟ
   w

   ಈతςετ w !5FNQ%JS
   w 5FTU8BUDIFS
   w ج൫։ൃऀ޲͚"1*ॆ࣮ w !5JNFPVU
   w ֦ுϙΠϯτͭ
   w NPEVMFରԠ ϚΠΫϩόʔδϣϯ͸όάϑΟοΫεɻ

6. Ϟδϡʔϧؔ࿈ w WJOUBHFͱMBVODIFSपΓ͸লུɻίʔυॻ͘ͱ͖ʹग़ͯ͘Δ΋ͷ͚ͩɻ
   w ·Ͱ͸6TFS
   (VJEFʹ͜ͷਤ͋ͬͨΜ͚ͩͲɺ͔Βফ͑ͨɻͳ͔ͥ͸஌Βͳ͍ɻ

7. +6OJU
   ͸࣮༻ʹ଱͑Δ͔ ·ͬͨ͘໰୊ͳ͍ɻ

8. &YUFOTJPOͷ۩ମྫ ͍͔ͭ͘঺հ͠·͢ɻ
   Կ͕Ͱ͖Δ͔งғؾ͕Θ͔Ε͹͍͍ͳͱɻ

9. &YUFOTJPO +6OJU
   +VQJUFSͷ֦ு
   3VOOFS3VMFͷޙܧ
   +6OJU
   1MBUGPSNͷ֦ுͰ͸ͳ͍

10. ຊՈ੡ w &YUFOTJPOͷొ࿥ෆཁɻউखʹಈ͘ɻʢޙͰग़ͯ͘Δ%&'"6-5@&95&/4*0/4ʣ

11. +6OJUඪ४ͷ֦ு Ұ෦ 5JNFPVU&YUFOTJPO
    
    5FNQ%JSFDUPSZ
    
    FYQU
    %JTBCMFE$POEJUJPO
    1BSBNFUFSJ[FE5FTU&YUFOTJPO
    

    5FTU*OGP1BSBNFUFS3FTPMWFS

12. 5JNFPVU&YUFOTJPO @Timeout(value = 3, unit = TimeUnit.MILLISECONDS) public class SampleTimeout

    { @Test void test() throws Exception { TimeUnit.MILLISECONDS.sleep(5); } } w λΠϜΞ΢τʢ໓ଟʹ࢖Θͳ͍ʣ

13. 5FNQ%JSFDUPSZ public class SampleTempDir { @TempDir Path tempDirPath; @Test void

    test() { System.out.println(tempDirPath); } } w !5FNQ%JSͳϑΟʔϧυ΍ύϥϝʔλ͕͋ͬͨΒ04ͷUFNQEJSʹσΟϨΫτϦΛ࡞ͬͯ 1BUIΛηοτͯ͘͠ΕΔɻ
    w KVOJUQJPOFFSʹ͋ͬͨͷ͕ຊՈʹऔΓࠐ·Εͨɻʢ·ͩ&91&3*.&/5"-͚ͩͲʣ

14. αʔυύʔςΟ੡ w ཁ&YUFOTJPOͷొ࿥ɻ

15. 4QSJOH&YUFOTJPO // Spring @ExtendWith(SpringExtension.class) public class SampleSpringTest { // Spring

    Boot @SpringBootTest public class SampleSpringBootTest { w 4QSJOH࢖͏ͳΒɻ
    w 4QSJOH#PPU5FTU͸ϝλΞϊςʔγϣϯͷྫʹ΋ͳΔɻ

16. 4QSJOH#PPU5FTU w 4QSJOHϢʔβʔͳΒ׳ΕͯΔʢʁʣϝλΞϊςʔγϣϯɻ
    w +6OJUͩͱ4QSJOH#PPU5FTUͱ3VO8JUIΛซه͢Δඞཁ͕͋ͬͨɻ

17. w .PDLJUP+6OJU3VOOFSͷ୅ସɻ
    w NPDLJUPDPSFʹೖ͍ͬͯͳ͍
    NPDLJUPNPDLJUPKVOJUKVQJUFS
    ͷͰ஫ҙɻ .PDLJUP&YUFOTJPO

18. +6OJU+VQJUFS#%%4PGU"TTFSUJPOT w "TTFSU+ͷ֦ுɻ
    w "GUFS&BDI$BMMCBDLͰ࣮ݱ͍ͯ͠Δɻ

19. &YUFOTJPOͷԼࢧ͑ ͬ͘͟Γɺ͔ΜͨΜʹɻ

20. &YUFOTJPOͷಈ͔͠ํ

21. &YUFOTJPOͷొ࿥ !&YUFOE8JUI
    !3FHJTUFS&YUFOTJPO
    4FSWJDF-PBEFS

22. &YUFOTJPOͷొ࿥

23. ొ࿥ࡁΈ&YUFOTJPO w ͜Ε͕͋Δ͔Βඪ४ͷ֦ு͕&YUFOE8JUIͱ͔ͳ͠Ͱಈ͘

24. &YUFOTJPO͸$POUFYUʹཷΊΔ

25. &OHJOF&YFDVUJPO$POUFYU w &OHJOF&YFDVUJPO$POUFYU͸ۭͬΆɻ
    w +VQJUFSͰͳ͍+6OJU
    1MBUGPSN͸&YUFOTJPOͳΜͯ஌ͬͨͬͪ͜Όͳ͍ɻ

26. &YUFOTJPO$POUFYU &YUFOTJPOͷ࣮૷ΫϥεͰ࢖͏ ʢ͜ͱ͕ଟ͍ʣ
    ౉ͬͯ͘Δ͔͸֦ுґଘ ʢ&YUFOTJPOΠϯλϑΣʔε͸ ϝιου࣋ͨͳ͍ʣ

27. &YUFOTJPO$POUFYUͷड͚औΓ w ΠϯλϑΣʔεͷҾ਺Ͱ౉͞ΕΔɻ
    w &YUFOTJPO$POUFYU͔ΒςετΠϯελϯεͳͲΛऔಘͯ͠৭ʑ͢Δɻ

28. ֦ுϙΠϯτ ֦ுϙΠϯτ͝ͱʹΠϯλ ϑΣʔε͕༻ҙ͞Ε͍ͯΔɻ
    ݺͼग़͠͸+6OJU೚ͤɻ
    ৽͍֦͠ுϙΠϯτΛ଍͢ͷ ͸೉͍͠ɻ

29. &YUFOTJPO
    )JFSBSDIZ w ߇͑Ίʹݴͬͯ໾ʹཱͨͳ͍ਤɻ

30. ෼͚ΔͳΒ͜͏ʁ

31. $BMMCBDL͕ݺ͹ΕΔλΠϛϯά w 6TFS(VJEF
    ࢀর

32. ྫΛڍ͛ͯΈΔ

33. %JTBCMFE$POEJUJPO

34. 4QSJOH&YUFOTJPO 5FTU&YFDVUJPO-JTUFOFSʹͭͳ͙࢓૊ Έ
    
    1BSBNFUFSղܾɻ
    ػೳ௥Ճ͸5FTU&YFDVUJPO-JTUFOFSͰɻ
    5FTU$POUFYUҾͬுΓग़͠͸৻ॏʹɻ

35. ࣮ࡍΑ͘࢖͏΋ͷ

36. &YUFOTJPOͷ࡞Γํ ؆୯ʹɻ

37. ࡞Γํ ֦ுΠϯλϑΣʔ εΛૉ௚ʹ࢖͏ɻ
    ෺଍Γͳ͍ਓ͸ FOHJOF࣮૷͢Ε͹ ͍͍ʢී௨͠ͳ͍

38. ΍Δ͜ͱ ࣮૷ΫϥεΛ࡞੒
    &YUFOE8JUIͳͲͰొ࿥ w ؆୯Ͱ͠ΐʁ

39. ࡞ͬͯΈΑ͏ ͳʹ͕͋ͬͯ΋ςετ͸௨ͬ ͯཉ͍͠ʂ

40. ௨ͬͯཉ͍͠ςετ class MahouTest { @Test void ઈରࣦഊ͢Δ൵͍͠ςετ() { throw new

    RuntimeException(); } }

41. ֦ுର৅ͷબ୒

42. ֦ுର৅ͷબ୒

43. ྫ֎ϋϯυϥΛ࣮૷ class MahouExtension implements TestExecutionExceptionHandler { @Override public void handleTestExecutionException(

    ExtensionContext context, Throwable throwable) { } } w Կ΋͠ͳ͖ΌѲΓͭͿ͢͜ͱʹͳΔɻ

44. &YUFOE8JUIͰొ࿥ @ExtendWith(MahouExtension.class) class MahouTest { @Test void ઈରࣦഊ͢Δ൵͍͠ςετ() { throw

    new RuntimeException(); } }

45. ΍ͬͨʔ

46. ׬શʹϚελʔͨ͠ w ͪͳΈʹ00.&͸#MBDL-JTUFE
    FYDFQUJPOͱͯ͠ಛผѻ͍͞ΕͯΔ͔Βμϝɻ

47. ୤ઢ
    #MBDLMJTUFE&YDFQUJPOT w 0VU0G.FNPSZ&SSPS͚ͩ͸ଈ࣌ऴྃ͢Δɻʢ+6OJU
    1MBUGPSNʣ

48. ࡞ͬͯΈΑ͏ ॓୊ ςετʹಠࣗΞϊςʔγϣϯ Λ࢖ͬͨ΋ͷɻ
    ʢώϯτ͸࣍ͷϖʔδʣ

49. w TVQQPSUύοέʔδΛ࢖͏ͷ͕ਪ঑ʢ৑௕ʹͳͬͪΌ͏͠ʣ
    w 
    4VQQPSUFE
    6UJMJUJFT
    JO
    &YUFOTJPOT

50. ֦ுͷՖܗ͸
    1BSBNFUFS3FTPMWFS
    ͩͱࢥ͏ w ͜͜ʹه͢ʹ͸༨ന͕ڱ͗͢ΔɻʢׂѪʣ

51. ࡞Δͱ͖ͷϙΠϯτ ঢ়ଶ͸4UPSFͰѻ͏
    ϝλΞϊςʔγϣϯΛ࡞Δ
    ҆શ૷ஔʹ߄ͯͳ͍

52. w 
    ,FFQJOH
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    &YUFOTJPOT &YUFOTJPO4UPSF &YUFOTJPOʹঢ়ଶΛ࣋ͭͱ൵͍͜͠ ͱ͕ى͜Δɻ໘౗Ͱ΋4UPSFͰɻ
    ࢖͍ํ͸ೋஈ֊ͷ.BQɻ
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    7 ͷΠϝʔδɻ͋͘·ͰΠϝʔδɻ

53. 4UPSFͱ/BNFTQBDFͱ1BSFOUͱ w &YUFOTJPO7BMVF4UPSFΠϯελϯεͷϥΠϑαΠΫϧ͸&YUFOTJPO$POUFYUͱಉ͡
    w 4UPSFΠϯελϯε͸HFU4UPSFͷͨͼʹ࡞ΒΕΔʢ͚ͲͲ͏Ͱ΋͍͍ʣ
    w /BNFTQBDF࢖͍ʹ͍͘

54. ϝλΞϊςʔγϣϯ Ξϊςʔγϣϯʹ෇༩͢ΔΞϊςʔγϣϯ
    Ξϊςʔγϣϯͷهड़͸৑௕ͳͷͰੵۃతʹ࢖ ͏
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    +BWBඪ४ͷ࢓૊ΈͰ͸ͳ͍ w 
    .FUB"OOPUBUJPOT
    BOE
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    "OOPUBUJPOT

55. ҆શ૷ஔ͍ͭͯ·͢ w 5FTU*OTUBODF'BDUPSZͰOVMMΛฦͨ͠ w *OWPDBUJPO*OUFSDFQUPSͰϝιουݺ͹ͳ͔ͬͨ w มͳ͜ͱ͕Ͱ͖ͳ͘ͳͬͯΔɻͨͱ͑͹ςετϝιουΛݺ͹ͳ͘͢Δͱ͔ɻ

56. ͜ΕͰ+6OJU
    Λ
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    +6OJU
    1MBUGPSNͷ࿩ͳͷͰɻ