見てわかるテスト駆動開発 / TDD Workshop

2022年度リクルート エンジニアコース新人研修の講義資料です

Transcript

1. ݟͯΘ͔Δςετۦಈ։ൃ
   ࿨ా୎ਓ
   !U@XBEB
   
   

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2. t-wada
   
   t_wada
   
   twada
   📷🙆 📹🙅
   🙆
   ΑΖ͓͘͠ئ͍͠·͢
   

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3. खֻ͚ͨຊͨͪ
   

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4. 4PGUXBSF%FTJHO೥݄߸ୈಛू
   

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5. ςετۦಈ։ൃ
   ͱ͸Կ͔
   %
   &.
   0
   

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6. ʮಈ࡞͢Δ͖Ε͍ͳίʔυʯɻ3PO+F
   ff
   SJFTͷ͜ͷ
   ؆ܿͳݴ༿͕ɺςετۦಈ։ൃʢ5%%ʣͷΰʔϧ
   ͩɻಈ࡞͢Δ͖Ε͍ͳίʔυ͸͋ΒΏΔҙຯͰՁ஋
   ͕͋Δɻ
   ᴷ,FOU#FDL
   ʰςετۦಈ։ൃʱ·͕͖͑
   

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7. ࣍ͷ໨ඪΛߟ͑Δ
   ͦͷ໨ඪΛࣔ͢ςετΛॻ͘
   ͦͷςετΛ࣮ߦࣦͯ͠ഊͤ͞Δ 3FE
   
   ໨తͷίʔυΛॻ͘
   Ͱॻ͍ͨςετΛ੒ޭͤ͞Δ (SFFO
   
   ςετ͕௨Δ··ͰϦϑΝΫλϦϯάΛߦ͏ 3FGBDUPS
   
   ̍ʙΛ܁Γฦ͢
   5%%ͷαΠΫϧ
   

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8. Write a program that prints the numbers from 1 to 100. But
   for multiples of three print “Fizz” instead of the number and
   for the multiples of
   fi
   ve print “Buzz”. For numbers which are
   multiples of both three and
   fi
   ve print “FizzBuzz”.
   ͔Β·Ͱͷ਺ΛϓϦϯτ͢ΔϓϩάϥϜΛॻ͚ɻ
   ͨͩ͠ͷഒ਺ͷͱ͖͸਺ͷ୅ΘΓʹň'J[[ʼnͱɺͷഒ
   ਺ͷͱ͖͸ň#V[[ʼnͱϓϦϯτ͠ɺͱ྆ํͷഒ਺ͷ৔
   ߹ʹ͸ň'J[[#V[[ʼnͱϓϦϯτ͢Δ͜ͱɻ
   http://tickletux.wordpress.com/2007/01/24/using-
   fi
   zzbuzz-to-
   fi
   nd-developers-who-grok-coding/
   http://www.aoky.net/articles/jeff_atwood/why_cant_programmers_program.htm
   σϞ'J[[#V[[໰୊
   %
   &.
   0
   

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9. લ൒σϞͷ·ͱΊ5%%ͷεΩϧ
   w໰୊Λখ͘͞෼ׂ͢Δ
   wา෯Λௐ੔͢Δ
   wςετˠԾ࣮૷ˠࡾ֯ଌྔˠ࣮૷
   wςετˠԾ࣮૷ˠ࣮૷
   wςετˠ໌നͳ࣮૷
   wςετͷߏ଄ԽͱϦϑΝΫλϦϯά
   

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10. ςετͷߏ଄Խͱ
    ϦϑΝΫλϦϯά
    %
    &.
    0
    

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11. ʰY6OJU5FTU1BUUFSOTʱΑΓ
    ςετͷϝϯςφϯείετ
    ཧ૝
    ݱ࣮
    

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12. ςετͷແ͍೉͍͠ίʔυ͕
    طʹͨ͘͞Μ͋Δ
    

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13. w ʮϨΨγʔίʔυͷδϨϯϚʯ
    w lίʔυΛมߋ͢ΔͨΊʹ͸ςετΛ੔උ͢Δඞཁ͕͋Δɻ
    ଟ͘ͷ৔߹ɺςετΛ੔උ͢ΔͨΊʹ͸ɺίʔυΛมߋ͢
    Δඞཁ͕͋Δz
    w ϨΨγʔίʔυʹ৮ΔͨΊͷ
    

    ޠኮͱٕ๏Λ੔ཧͨ͠ຊ
    w TUBDLPWFS
    fl
    PXDPN͔Βͷ
    

    ඃݴٴ਺ୈҐ
    IUUQTXXXBNB[PODPKQEQ
    ϨΨγʔίʔυվળΨΠυ
    

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15. w໰୊Λখ͘͞෼ׂ͢Δ
    wา෯Λௐ੔͢Δ
    wςετˠԾ࣮૷ˠࡾ֯ଌྔˠ࣮૷
    wςετˠԾ࣮૷ˠ࣮૷
    wςετˠ໌നͳ࣮૷
    wςετͷߏ଄ԽͱϦϑΝΫλϦϯά
    ご清聴ありがとうございました
    ·ͱΊ5%%ͷεΩϧ
    

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