Handling Alerts - Different Types of Alerts Handling on webpages || WebDriver || Selenium

In this session you will learn What is Alert and different types of Alerts displayed on a webpage and how to handle each of Alert with examples.

If you want to download programs/examples for your practice, please download from below GitHub Repository
https://github.com/knowledgeshare-tec...

Practice Webpage link :
http://the-internet.herokuapp.com/jav...

==============================
Example Program for practice
==============================
package com.seleniumbasics;

import org.openqa.selenium.Alert;
import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.chrome.ChromeDriver;

public class Alerts_Simple_Promt_Confirmation_Examples {

public static void main(String[] args)
{
System.setProperty("webdriver.chrome.driver", ".\\drivers\\chromedriver.exe");
WebDriver driver=new ChromeDriver();
driver.navigate().to("http://the-internet.herokuapp.com/jav...");

//Simple Alert
/*
driver.findElement(By.xpath("//button[text()='Click for JS Alert']")).click()
; Alert alert=driver.switchTo().alert(); alert.accept();
*/

//Confirmation Alert
/*
driver.findElement(By.xpath("//button[text()='Click for JS Confirm']")).click
(); Alert alert=driver.switchTo().alert(); String
alert_message=alert.getText();
System.out.println("Alert Message displayed is : " + alert_message);
alert.accept();
*/

//Prompt alert
driver.findElement(By.xpath("//button[text()='Click for JS Prompt']")).click();
Alert alert=driver.switchTo().alert();
alert.sendKeys("Knowledge Share");
alert.accept();
String expected_Result="You entered: Knowledge Share";
String actual_Result=driver.findElement(By.xpath("//p[text()='You entered: Knowledge Share']")).getText();


if(actual_Result.equalsIgnoreCase(expected_Result))
{
System.out.println("Expected Result is displayed correctly");
}
else
{
System.out.println("Expected Result is NOT displayed correctly");
}

}

}