<properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <selenium.version>3.141.59</selenium.version>
    <testng.version>7.4.0</testng.version>
    <allure.testng.version>2.14.0</allure.testng.version>
    <maven.compiler.plugin.version>3.5.1</maven.compiler.plugin.version>
    <maven.compiler.source>11</maven.compiler.source>
    <maven.compiler.target>11</maven.compiler.target>
    <aspectj.version>1.9.6</aspectj.version>
    <maven.surefire.plugin.version>3.0.0-M5</maven.surefire.plugin.version>
  </properties>

<dependencies>
    
     <!-- https://mvnrepository.com/artifact/org.seleniumhq.selenium/selenium-java -->
    <dependency>
      <groupId>org.seleniumhq.selenium</groupId>
      <artifactId>selenium-java</artifactId>
      <version>${selenium.version}</version>
    </dependency>
    
    <!-- https://mvnrepository.com/artifact/org.testng/testng -->
    <dependency>
      <groupId>org.testng</groupId>
      <artifactId>testng</artifactId>
      <version>${testng.version}</version>
      <scope>test</scope>
    </dependency>
    
    <!-- https://mvnrepository.com/artifact/io.qameta.allure/allure-testng -->
    <dependency>
        <groupId>io.qameta.allure</groupId>
        <artifactId>allure-testng</artifactId>
        <version>${allure.testng.version}</version>
        <scope>test</scope>
    </dependency>
  </dependencies>

<build>
       
       <plugins>
   <!-- Compiler plug-in -->
  
           <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>${maven.compiler.plugin.version}</version>
                <configuration>
                    <source>${maven.compiler.source}</source> <!--For JAVA 8 use 1.8-->
                    <target>${maven.compiler.target}</target> <!--For JAVA 8 use 1.8-->
                </configuration>
            </plugin>
            
     <!-- Added Surefire Plugin configuration to execute tests -->       
          <plugin>
              <groupId>org.apache.maven.plugins</groupId>
              <artifactId>maven-surefire-plugin</artifactId>
              <version>${maven.surefire.plugin.version}</version>
              <configuration>
                    <suiteXmlFiles>
                        <suiteXmlFile>TestNG.xml</suiteXmlFile>
                    </suiteXmlFiles>
                 <argLine>
                    -javaagent:"${settings.localRepository}/org/aspectj/aspectjweaver/${aspectj.version}/aspectjweaver-${aspectj.version}.jar"
                 </argLine>
             </configuration>          
             <dependencies>
            
            <!-- https://mvnrepository.com/artifact/org.aspectj/aspectjweaver -->
                <dependency>
                    <groupId>org.aspectj</groupId>
                    <artifactId>aspectjweaver</artifactId>
                    <version>${aspectj.version}</version>
                </dependency>
            </dependencies>
        </plugin>
      </plugins>
  </build>

public class LoginPage {

	WebDriver driver;

	By userName = By.name("txtUsername");

	By password = By.name("txtPassword");

	By titleText = By.id("logInPanelHeading");

	By login = By.id("btnLogin");

	By errorMessage = By.id("spanMessage");

	public LoginPage(WebDriver driver) {
		this.driver = driver;
	}

	// Set user name in textbox
	public void setUserName(String strUserName) {
		driver.findElement(userName).sendKeys(strUserName);
	}

	// Set password in password textbox
	public void setPassword(String strPassword) {
		driver.findElement(password).sendKeys(strPassword);
	}

	// Click on login button
	public void clickLogin() {
		driver.findElement(login).click();
	}

	@Step("Verify title of Login Page")
	public void verifyPageTitle() {
		String loginPageTitle = driver.findElement(titleText).getText();
		Assert.assertTrue(loginPageTitle.contains("LOGIN Panel"));
	}

    /* Failed Test */
	@Step("Verify error message when invalid credentail is provided")
	public void verifyErrorMessage() {
		String invalidCredentialErrorMessage = driver.findElement(errorMessage).getText();
		Assert.assertTrue(invalidCredentialErrorMessage.contains("Incorrect Credentials"));
	}

	@Step("Enter username and password")
	public void login(String strUserName, String strPasword) {

		// Fill user name
		this.setUserName(strUserName);

		// Fill password
		this.setPassword(strPasword);

		// Click Login button
		this.clickLogin();

	}
}

public class DashboardPage {

	WebDriver driver;

	By dashboardPageTitle = By.id("welcome");

	By options = By.cssSelector(
			"#dashboard-quick-launch-panel-menu_holder > table > tbody > tr > td:nth-child(1) > div > a > span");

	public DashboardPage(WebDriver driver) {
		this.driver = driver;

	}

	@Step("Verify title of Dashboard page")
	public void verifyDashboardPageTitle() {
		String DashboardPageTitle = driver.findElement(dashboardPageTitle).getText();
		Assert.assertTrue(DashboardPageTitle.contains("Welcome"));
	}

	@Step("Verify Quick Launch Options on Dashboard page")
	public void verifyQuickLaunchOptions() {
		String QuickLaunchOptions = driver.findElement(options).getText();
		Assert.assertTrue(QuickLaunchOptions.contains("Assign Leave"));
	}

}

public class BaseTest {

	public static WebDriver driver;
	LoginPage objLogin;
	DashboardPage objDashboardPage;

	@Step("Start the application")
	@BeforeMethod
	public void setup() {
		System.setProperty("webdriver.gecko.driver",
				"C:\\Users\\Vibha\\Software\\geckodriver-v0.26.0-win64\\geckodriver.exe");
		driver = new FirefoxDriver();
		driver.manage().window().maximize();
		driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);
		driver.get("https://opensource-demo.orangehrmlive.com/");
	}

	@Step("Stop the application")
	@AfterMethod
	public void close() {
		driver.close();
	}
}

@Epic("Web Application Regression Testing")
@Feature("Login Page Tests")
@Listeners(TestExecutionListener.class)
public class LoginTests extends BaseTest {

	LoginPage objLogin;
	DashboardPage objDashboardPage;

	@Severity(SeverityLevel.NORMAL)
	@Test(priority = 0, description = "Verify Login Page")
	@Description("Test Description : Verify the title of Login Page")
	@Story("Title of Login Page")
	public void verifyLoginPage() {

		// Create Login Page object
		objLogin = new LoginPage(driver);

		// Verify login page text
		objLogin.verifyPageTitle();
	}

   /* Failed Test */
	@Severity(SeverityLevel.BLOCKER)
	@Test(priority = 1, description = "Login with invalid username and password")
	@Description("Test Description : Login Test with invalid credentials")
	@Story("Unsuccessful Login to Application")
	public void invalidCredentialTest() {

		// Create Login Page object
		objLogin = new LoginPage(driver);
		objLogin.login("test", "test123");

		// Verify login page text
		objLogin.verifyErrorMessage();

	}

}

@Epic("Web Application Regression Testing")
@Feature("Dashboard Page Tests")
@Listeners(TestExecutionListener.class)
public class DashboardTests extends BaseTest {

	LoginPage objLogin;
	DashboardPage objDashboardPage;

	@Severity(SeverityLevel.BLOCKER)
	@Test(priority = 0, description = "Verify Dashboard Page")
	@Description("Test Description : After successful login to application opens Dashboard page")
	@Story("Successful login of application opens Dashboard Page")

	public void DasboardTest() {

		objLogin = new LoginPage(driver);

		// login to application
		objLogin.login("Admin", "admin123");

		// go the dashboard page
		objDashboardPage = new DashboardPage(driver);

		// Verify dashboard page
		objDashboardPage.verifyQuickLaunchOptions();

	}

}

public class TestExecutionListener implements ITestListener {

	@Attachment(value = "Screenshot of {0}", type = "image/png")
	public byte[] saveScreenshot(String name, WebDriver driver) {
		return (byte[]) ((TakesScreenshot) driver).getScreenshotAs(OutputType.BYTES);
	}

	@Override
	public void onTestFailure(ITestResult result) {
		saveScreenshot(result.getName(), BaseTest.driver);
	}

}

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE suite SYSTEM "https://testng.org/testng-1.0.dtd">
<suite name = "Allure Reports">
  <test name = "Login Page Tests">
    <classes>
          <class name = "com.example.TestNGAllureReportDemo.tests.LoginTests"/>
         
          </classes>
          </test> 
    <test name =" Dashboard Tests">   
    <classes> 
          <class name = "com.example.TestNGAllureReportDemo.tests.DashboardTests"/>
          </classes>
    </test>

</suite>

mvn clean test

allure serve