如何通过Selenium Web-driver运行具有多个浏览器的并行测试脚本

Question

我已经尝试了以下代码，但它不起作用。我正在尝试在多个浏览器上并行运行它。我也使用过Testng.但是当我执行以下代码行时，它将在一个浏览器(如(Firefox(上执行并运行所有代码，然后它将打开chrome浏览器并运行所有代码。

但我的要求是同时运行这 3 个浏览(同时(。

'

''

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd">
<suite name="Suite" parallel="tests">
  <test name="Test1">
  <parameter name="browser" value="Firefox"/>
     <classes>
      <class name="parallel_script.Demo_parallel_script"/>
    </classes>
  </test> 
  <test name="Test2">
  <parameter name="browser" value="chrome"/>
    <classes>
      <class name="parallel_script.Demo_parallel_script"/>
    </classes>
  </test>
  <test name="Test3">
  <parameter name="browser" value="IE"/>
     <classes>
      <class name="parallel_script.Demo_parallel_script"/>
    </classes>
  </test>
</suite> <!-- Suite -->

'

''

'

''

public class Demo_parallel_script {
    private WebDriver driver;
    String baseURL = "http://www.google.com/";
    @Parameters({ "browser" })
    @Test
    public void openBrowser(String browser) {
        try {
            if (browser.equalsIgnoreCase("Firefox")) {
                System.setProperty("webdriver.gecko.driver","D:\selenium driver\geckodriver.exe");
                driver = new FirefoxDriver();
            } else if (browser.equalsIgnoreCase("chrome")) {
                System.setProperty("webdriver.chrome.driver", "D:\selenium driver\chromedriver.exe");
                driver = new ChromeDriver();
            } else if (browser.equalsIgnoreCase("IE")) {
                System.setProperty("webdriver.ie.driver", "D:\selenium driver\IEDriverServer.exe");
                driver = new InternetExplorerDriver();
            }
        } catch (WebDriverException e) {
            System.out.println(e.getMessage());
        }
        driver.navigate().to(baseURL);
        String title_name=driver.getTitle();
        System.out.println(title_name);
        driver.findElement(By.xpath("//input[@id='lst-ib']")).sendKeys("selenium");
        driver.findElement(By.xpath("(//input[@type='submit'])[1]")).click();
    }}

'

''

Answer 1

将套件标记的 threa-count 属性值设置为 3，如下所示以并行运行所有测试。

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd">
<suite name="Suite" parallel="tests" thread-count="3">
  <test name="Test1">
  <parameter name="browser" value="Firefox"/>
     <classes>
      <class name="parallel_script.Demo_parallel_script"/>
    </classes>
  </test> 
  <test name="Test2">
  <parameter name="browser" value="chrome"/>
    <classes>
      <class name="parallel_script.Demo_parallel_script"/>
    </classes>
  </test>
  <test name="Test3">
  <parameter name="browser" value="IE"/>
     <classes>
      <class name="parallel_script.Demo_parallel_script"/>
    </classes>
  </test>
</suite> <!-- Suite -->