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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224
12
章 テストファースト
class RPNCalculator
attr_accessor :operand
def initialize
@operand = 0
end
def result
@operand
end
def push_operand(operand)
@operand = operand
end
end
これで一応動きそうだな……
最もシンプルな方法
変数
result
0
Stack
Array
class RPNCalculator
attr_accessor :stack
def initialize
@stack = []
end
def result
@stack.first
end
def push_operand(operand)
@stack.push(operand)
end
end
これでも動きそう…
もう少しだけ
複雑な方法
配列
2 1
...
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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.