清单4 .测试一个极端例子：如果有人没有输入单词就按下了按钮该怎么办？

Listing 4. Testing an edge case: What if someone presses the button without typing in a word?

youdao

如果没有经过测试，以验证标志的视窗XP兼容的出现，点击信息仍然继续按钮。

If the Has not passed Windows Logo testing to verify its compatibility with Windows XP message appears, click the Continue Anyway button.

youdao