September 2015
Beginner to intermediate
256 pages
5h 26m
Japanese
Content preview from Seleniumデザインパターン & ベストプラクティス
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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.
4
1 章 最初のテストを書く
1.2.2
Record and Playback
パターンの欠
商用テストツールにはすごい機能が長々と並んでいて、信じられないくらいすばらしいと思うか
もしれません。でも実際には、こうした機能は眉唾物です。どんな記録ツールにも、こうした機能
とともに、さらに多くの欠点があります。
•
ーこれは記録ツールでよく見られる問題です。たいていのツールは
要素に対する絶対パスを記録します。所望のボタンがページの左や右に移ると、たとえア
プリケーションがまったく問題なく動いていても、テストの再生は失敗してしまいます。
•
記録ツールからは柔軟性のないテストしか出力されません。再生は
記録プロセスとまったく同じなので、最終結果は記録とまったく同じコピーになります。
ところが、もしテストを実行するたびに、新しいユニークユーザの登録が必要だとしたら
どうでしょうか。これをやるには、プログラミング言語を使ってテストを手書きするより
も、さらに時間がかかるでしょう。
•
ーーーもしテストが柔軟性を必要としており、環境に
よって異なるデータを使う必要があるなら、テストデータがハードコーディングされて
いるのは大きな問題です。テストデータについては
4
ーで説明し
ます。
•
コードを書くのに使える多くの
WYSWYG
ツールと同様に、テストを
作ること自体は簡単になります。ところが、そのメンテナンスは信じられないくらい大変 ...
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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.