September 2017
Intermediate to advanced
288 pages
5h 59m
Japanese
Content preview from 初めての自動テスト ―Webシステムのための自動テスト基礎
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
6.4
ユニットテストの仕組み
89
ビジネスロジック
処理の流れ
前提条件
off-by-one
エラー
エッジケース
ソート順
ユニットテスト
迅速なフィードバック！
これらを100% 満たすことを保証できる！
6
.
4
ユニットテストの仕組み
class RateManager
...
def lookup_tax_
rate(region)
if (region.blank?)
raise ArgumentError.new('Region can\'t be blank!');
end
tax_
rate = 0.3
if (region ==
'Alberta')
tax_
rate = 0.1
end
if (region == 'Saskatche
wan')
tax_
rate = 0.2
end
if (@is_new_customer)
tax_
rate = 0.0
end
return tax_
rate
end
end
メソッド
テスト対象の機能
クラス
90
6
章 ユニットテストで基礎を固める
...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.