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聚合物试验中硒和铬的使用

  •  0
  • Jim C  · 技术社区  · 6 年前

    当我运行“polymer test--skip selenium install”时,在运行“Cannot establish new session”时出现此错误

    error: [cli.main]   Error: {"value":{"stacktrace":"org.openqa.selenium.SessionNotCreatedException: Cannot establish new session\nBuild info: version: \u00273.8.1\u0027, revisi
    on: \u00276e95a6684b\u0027, time: \u00272017-12-01T19:05:32.194Z\u0027\nSystem info: host: \u0027WDU8L0001186\u0027, ip: \u002710.244.11.110\u0027, os.name: \u0027Windows 7\u0
    027, os.arch: \u0027x86\u0027, os.version: \u00276.1\u0027, java.version: \u00271.8.0_172\u0027\nDriver info: driver.version: unknown\r\n\tat org.openqa.selenium.remote.server
    .ServicedSession$Factory.apply(ServicedSession.java:261)\r\n\tat org.openqa.selenium.remote.server.ActiveSessionFactory.lambda$apply$11(ActiveSessionFactory.java:167)\r\n\tat
    

    ...

    e":"Cannot establish new session\nBuild info: version: \u00273.8.1\u0027, revision: \u00276e95a6684b\u0027, time: \u00272017-12-01T19:05:32.194Z\u0027\nSystem info: host: \u00
    27WDU8L0001186\u0027, ip: \u002710.244.11.110\u0027, os.name: \u0027Windows 7\u0027, os.arch: \u0027x86\u0027, os.version: \u00276.1\u0027, java.version: \u00271.8.0_172\u0027
    \nDriver info: driver.version: unknown","error":"session not created"},"status":33}
        at C:\Users\D-CA69TO\AppData\Roaming\npm\node_modules\polymer-cli\node_modules\web-component-tester\runner\steps.js:170:27
        at Generator.next (<anonymous>)
        at fulfilled (C:\Users\D-CA69TO\AppData\Roaming\npm\node_modules\polymer-cli\node_modules\web-component-tester\runner\steps.js:4:58)
        at <anonymous>
        at process._tickCallback (internal/process/next_tick.js:188:7)
    

    我到处搜索,发现这可能是硒、铬和铬的错误组合造成的。嗯,我的Chrome版本是66.0.3359.117(官方版本)(32位),但是我如何检查使用的是Selenium和ChromeDriver?老实说,我不记得我安装了它们,所以我想这是聚合物cli为我做的。

    ***根据科里的建议编辑

    C:\>chromedriver -v
    'chromedriver' is not recognized as an internal or external command,
    operable program or batch file.
    
    1 回复  |  直到 6 年前
        1
  •  1
  •   Corey Goldberg    6 年前

    要获取chromedriver版本: chromedriver -v

    如果安装了selenium python绑定,则可以使用以下命令检查版本: python -c "import selenium; print(selenium.__version__)"

    例如,在shell中可以执行以下操作:

    $ chromedriver -v
    ChromeDriver 2.36 (0)
    $ python -c "import selenium; print(selenium.__version__)"
    3.11.0