を使用したクロスブラウザテスト Selenium webdriver

package parallelTest;

import java.util.concurrent.TimeUnit;
import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.edge.EdgeDriver;
import org.openqa.selenium.firefox.FirefoxDriver;
import org.openqa.selenium.safari.SafariDriver;
import org.testng.annotations.BeforeTest;
import org.testng.annotations.Parameters;
import org.testng.annotations.Test;

public class CrossBrowserScript {

	WebDriver driver;

	/**
	 * This function will execute before each Test tag in testng.xml
	 * @param browser
	 * @throws Exception
	 */
	@BeforeTest
	@Parameters("browser")
	public void setup(String browser) throws Exception{
		//Check if parameter passed from TestNG is 'firefox'
		if(browser.equalsIgnoreCase("firefox")){
		//create firefox instance
			System.setProperty("webdriver.gecko.driver", ".\\geckodriver.exe");
			driver = new FirefoxDriver();
		}
		//Check if parameter passed as 'chrome'
		else if(browser.equalsIgnoreCase("chrome")){
			//set path to chromedriver.exe
			System.setProperty("webdriver.chrome.driver",".\\chromedriver.exe");
			//create chrome instance
			driver = new ChromeDriver();
		}
		//Check if parameter passed as 'Edge'
		else if(browser.equalsIgnoreCase("Edge")){
			//set path to msedgedriver.exe
			System.setProperty("webdriver.edge.driver",".\\msedgedriver.exe");
			//create Edge instance
			driver = new EdgeDriver();
		}
		//Check if parameter passed as 'Safari'
		else if(browser.equalsIgnoreCase("Safari")){
			//SafariDriver ships with macOS, no driver path needed
			driver = new SafariDriver();
		}
		else{
			//If no browser passed throw exception
			throw new Exception("Browser is not correct");
		}
		driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);
	}

	@Test
	public void testParameterWithXML() throws InterruptedException{
		driver.get("https://demo.guru99.com/V4/");
		//Find user name
		WebElement userName = driver.findElement(By.name("uid"));
		//Fill user name
		userName.sendKeys("guru99");
		//Find password
		WebElement password = driver.findElement(By.name("password"));
		//Fill password
		password.sendKeys("guru99");
	}
}

<?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd">

<suite name="TestSuite" thread-count="3" parallel="tests" >

<test name="ChromeTest">

<parameter name="browser" value="Chrome" />

<classes>

<class name="parallelTest.CrossBrowserScript">

</class>

</classes>

</test>

<test name="FirefoxTest">

<parameter name="browser" value="Firefox" />

<classes>

<class name="parallelTest.CrossBrowserScript">

</class>

</classes>

</test>

<test name="EdgeTest">

<parameter name="browser" value="Edge" />

<classes>

<class name="parallelTest.CrossBrowserScript">

</class>

</classes>

</test>

</suite>