如何使用 Watir 和 Ruby 定位 twitter 登录按钮?

How to locate twitter login button using Watir and Ruby?

我正在尝试使用名为 Watir 的 gem 来定位 twitter 登录按钮。

这是按钮标记:

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<button type="submit" class="submit EdgeButton EdgeButton--primary EdgeButtom--medium">Log in</button>

这是我的代码:

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# Click Login Button
browser.button(:class => ['submit' 'EdgeButton' 'EdgeButton--primary' 'EdgeButtom--medium'],:tag_name=>"button").click

我收到此错误:

Watir::Exception::UnknownObjectException: timed out after 30 seconds, > waiting for Watir::Button: located: false; > {:class=>["submitEdgeButtonEdgeButton--primaryEdgeButtom--medium"], > :tag_name=>"button"}> to be located; Maybe look in an iframe?> > C:/Ruby24-x64/lib/ruby/gems/2.4.0/gems/watir-6.10.3/lib/watir/elements/element.rb:664:in > rescue in element_call' > C:/Ruby24-x64/lib/ruby/gems/2.4.0/gems/watir-6.10.3/lib/watir/elements/element.rb:680:in >element_call' > C:/Ruby24-x64/lib/ruby/gems/2.4.0/gems/watir-6.10.3/lib/watir/elements/element.rb:125:in > click' C:/Users/bnbih/Desktop/ig_bot/auto_follow_tw.rb:34:instart' > C:/Users/bnbih/Desktop/ig_bot/auto_follow_tw.rb:77:in (required)>' > C:/Ruby24-x64/lib/ruby/gems/2.4.0/gems/ocra-1.3.10/bin/ocra:1211:in >load' > C:/Ruby24-x64/lib/ruby/gems/2.4.0/gems/ocra-1.3.10/bin/ocra:1211:in > ' C:/Ruby24-x64/bin/ocra:23:inload' > C:/Ruby24-x64/bin/ocra:23:in `'


你有一个数组中的类,但没有逗号分隔字符串。除非您有逗号,否则代码会将其视为具有一个长字符串的数组。

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b.button(class: ['submit', 'EdgeButton', 'EdgeButton--primary', 'EdgeButtom--medium']).click

可以用文字定位,写如下代码,

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browser.button(text: 'Log in').click

如果你还想使用类定位器,那么

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b.button(class: 'submit EdgeButton EdgeButton--primary EdgeButtom--medium').click