相关疑难解决方法(0)

之前我把Chrome二进制文件"chromedriver.exe"放在"C:/ Windows"目录中,Watir从那里选择它.现在我必须将我的项目移动到另一台机器,因此我无法对可执行路径进行硬编码.我还希望二进制文件与Git上的代码保持一致,而不是让每个测试工程师在发布新版本时手动更新二进制文件.

现在我已经将Chrome二进制文件放在绝对路径上了,但是找不到它.这是我试过的(hooks.rb):

  Before do
    puts "inside hooks in before"
    profile = Selenium::WebDriver::Chrome::Profile.new
    profile['download.prompt_for_download'] = false
    profile['download.default_directory'] = File.join(File.absolute_path('../..', File.dirname(__FILE__)),"browsers/chromedriver.exe")
    @browser = Watir::Browser.new :chrome, :profile => profile
  end

输出是:

inside hooks in before

Selenium::WebDriver::Error::WebDriverError: Unable to find the chromedriver executable. Please download the server from http://chromedriver.storage.googleapis.com/index.html and place it somewhere on your PATH. More info at http://code.google.com/p/selenium/wiki/ChromeDriver.
C:/Ruby193/lib/ruby/gems/1.9.1/gems/selenium-webdriver-2.44.0/lib/selenium/webdriver/chrome/service.rb:21:in `executable_path'
C:/Ruby193/lib/ruby/gems/1.9.1/gems/selenium-webdriver-2.44.0/lib/selenium/webdriver/chrome/service.rb:34:in `default_service'
C:/Ruby193/lib/ruby/gems/1.9.1/gems/selenium-webdriver-2.44.0/lib/selenium/webdriver/chrome/bridge.rb:14:in `initialize'
C:/Ruby193/lib/ruby/gems/1.9.1/gems/selenium-webdriver-2.44.0/lib/selenium/webdriver/common/driver.rb:37:in `new'
C:/Ruby193/lib/ruby/gems/1.9.1/gems/selenium-webdriver-2.44.0/lib/selenium/webdriver/common/driver.rb:37:in `for'
C:/Ruby193/lib/ruby/gems/1.9.1/gems/selenium-webdriver-2.44.0/lib/selenium/webdriver.rb:67:in `for'
C:/Ruby193/lib/ruby/gems/1.9.1/gems/watir-webdriver-0.6.11/lib/watir-webdriver/browser.rb:46:in `initialize'
C:/Users/Admin/watircukepractice/test_puppies/features/support/hooks.rb:11:in `new'
C:/Users/Admin/watircukepractice/test_puppies/features/support/hooks.rb:11:in `Before'

我在Windows 7上,使用Ruby版本1.9.3p551,我指的是教程http://watirwebdriver.com/chrome/.

如何告诉Watir(和Selenium-WebDriver)chromedriver.exe的位置？