selenium中3种浏览器的设置
case IE :
System.setProperty("webdriver.ie.driver","C:\\Program Files\\Internet Explorer\\IEDriverServer.exe");
driver = new InternetExplorerDriver();
break;
case Chrome :
System.setProperty("webdriver.chrome.driver", "C:\\Program Files\\Google\\Chrome\\Application\\chromedriver.exe");
driver = new ChromeDriver();
break;
case FireFox :
System.setProperty("webdriver.firefox.bin","C:\\Program Files\\Mozilla Firefox\\firefox.exe");
driver = new FirefoxDriver();
break;