Code Example - Alert Popup

package com.seleniumWebdriver;

import org.openqa.selenium.Alert;
import org.openqa.selenium.By;

import org.openqa.selenium.support.ui.ExpectedConditions;
import org.openqa.selenium.support.ui.WebDriverWait;
import org.testng.annotations.Test;

/**
 * @Blog Name : Selenium Code Example
 * @author Deepak Gupta
 * @Created Date 4-08-2017
 *
 */
public class AlertPopUp extends SuperTestNG {

@Test(priority = 0, enabled = true)
public void javascriptAlertConfirm() throws InterruptedException {

try {
driver.navigate().to("http://only-testing-blog.blogspot.in/2014/01/textbox.html");
driver.findElement(By.cssSelector("input[value='Show Me Alert']")).click();
WebDriverWait wait = new WebDriverWait(driver, 15);
wait.until(ExpectedConditions.alertIsPresent());
// Alert condition
Alert alrt = driver.switchTo().alert();
Thread.sleep(2000);
alrt.accept();
} catch (Exception e) {
System.out.println("Expection is : " + e);
}
}

@Test(priority = 1, enabled = true)
public void JavascriptAlertConfirmation() throws InterruptedException {

try {
driver.findElement(By.xpath("//button[text()='Show Me Confirmation']")).click();

WebDriverWait wait = new WebDriverWait(driver, 15);
wait.until(ExpectedConditions.alertIsPresent());
// Alert condition
Alert alrt = driver.switchTo().alert();
Thread.sleep(2000);
// alrt.accept();
alrt.dismiss();
String text = driver.findElement(By.id("demo")).getText();
if (text.equalsIgnoreCase("You pressed OK!")) {
System.out.println("Ok button is clicked");
} else {
System.out.println("Cancel button is clicked");
}
} catch (Exception e) {
System.out.println("Expection is : " + e);
}
}

@Test(priority = 2, enabled = true)
public void alertExampleForPromptBox() throws InterruptedException {

try {
driver.findElement(By.xpath("//button[text()='Show Me Prompt']")).click();

WebDriverWait wait = new WebDriverWait(driver, 15);
wait.until(ExpectedConditions.alertIsPresent());

// Alert condition
Alert alrt = driver.switchTo().alert();
System.out.println("Alert popup inner text is >> " + alrt.getText());
Thread.sleep(2000);

driver.switchTo().alert().sendKeys("Helllo");

// alrt.accept();
alrt.dismiss();

} catch (Exception e) {
System.out.println("Expection is : " + e);
}
}

}