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September 09, 2022
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# 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

## RecruitPRO

September 09, 2022

## Transcript

1. ݟͯΘ͔Δςετۦಈ։ൃ
࿨ా୎ਓ
[email protected]

📷🙆 📹🙅
🙆
ΑΖ͓͘͠ئ͍͠·͢

3. खֻ͚ͨຊͨͪ

4. 4PGUXBSF%FTJHO೥݄߸ୈಛू

5. ςετۦಈ։ൃ
ͱ͸Կ͔
%
&.
0

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

7. ࣍ͷ໨ඪΛߟ͑Δ
ͦͷ໨ඪΛࣔ͢ςετΛॻ͘
ͦͷςετΛ࣮ߦࣦͯ͠ഊͤ͞Δ 3FE

໨తͷίʔυΛॻ͘
Ͱॻ͍ͨςετΛ੒ޭͤ͞Δ (SFFO

ςετ͕௨Δ··ͰϦϑΝΫλϦϯάΛߦ͏ 3FGBDUPS

̍ʙΛ܁Γฦ͢
5%%ͷαΠΫϧ

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[[໰୊
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&.
0

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

10. ςετͷߏ଄Խͱ
ϦϑΝΫλϦϯά
%
&.
0

11. ʰY6OJU5FTU1BUUFSOTʱΑΓ
ςετͷϝϯςφϯείετ
ཧ૝
ݱ࣮

12. ςετͷແ͍೉͍͠ίʔυ͕
طʹͨ͘͞Μ͋Δ

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

14. 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