TestNG Vs Selenium

Table of Contents

In the world of automated testing, there are many tools and frameworks available to help developers ensure the quality of their software. Two of the most popular testing tools are TestNG and Selenium. These tools are powerful and versatile, and they each have their own unique features and benefits. In this blog post, we will compare TestNG and Selenium, including examples and a comparison table, to help you choose the right tool for your testing needs.

What is TestNG?

TestNG is a testing framework that is based on JUnit and NUnit. It is designed to cover all types of tests, including unit, functional, integration, and end-to-end testing. TestNG provides advanced features, such as parallel testing, test sequencing, and data-driven testing. It is widely used in the Java community and is integrated with popular IDEs, such as Eclipse, IntelliJ IDEA, and NetBeans.

What is Selenium?

Selenium is an open-source testing framework that is used to automate web browsers across different platforms and browsers. It supports multiple programming languages, including Java, C#, Python, and Ruby. Selenium is widely used for functional testing, regression testing, and cross-browser testing.

http://informationarray.com/2023/07/26/testng-vs-cucumber/

Comparison Table

Here is a comparison table of TestNG and Selenium:

Feature	TestNG	Selenium
Type of Tests	All types of tests	Web-based functional tests
Language Support	Java	Java, C#, Python, Ruby
Parallel Testing	Yes	Yes
Data-driven Testing	Yes	Yes
Test Sequencing	Yes	No
Cross-browser Testing	No	Yes
Integration with IDEs	Yes	Yes
Reporting	Detailed reports with screenshots and logs	Basic HTML reports

Examples

Let’s take a look at some examples to understand how TestNG and Selenium work.

TestNG Example

typescript

import org.testng.annotations.Test; public class TestNGExample { @Test public void test1() { System.out.println(“This is TestNG test1”); } @Test public void test2() { System.out.println(“This is TestNG test2”); } @Test public void test3() { System.out.println(“This is TestNG test3”); } }

This is a simple TestNG example that demonstrates how to write and execute tests using TestNG. The @Test annotation is used to mark a method as a test method.

Selenium Example

typescript

import org.openqa.selenium.By; import org.openqa.selenium.WebDriver; import org.openqa.selenium.WebElement; import org.openqa.selenium.chrome.ChromeDriver; import org.testng.Assert; import org.testng.annotations.AfterTest; import org.testng.annotations.BeforeTest; import org.testng.annotations.Test; public class SeleniumExample { WebDriver driver; @BeforeTest public void setUp() { System.setProperty(“webdriver.chrome.driver”, “chromedriver.exe”); driver = new ChromeDriver(); } @Test public void test1() { driver.get(“https://www.google.com/”); WebElement searchBox = driver.findElement(By.name(“q”)); searchBox.sendKeys(“TestNG vs Selenium”); searchBox.submit(); String title = driver.getTitle(); Assert.assertEquals(title, “TestNG vs Selenium – Google Search”); } @AfterTest public void tearDown() { driver.quit(); } }

This is a simple Selenium example that demonstrates how to automate a web browser using Selenium. The @BeforeTest and @AfterTest annotations are used to set up and tear down the browser. The @Test annotation is used to mark a method as a test method. The driver.get() method is used to navigate to a web

In conclusion, TestNG and Selenium are both powerful testing tools with their own unique features and benefits. TestNG is designed to cover all types of tests, while Selenium is designed for web-based functional testing. TestNG provides advanced features, such as parallel testing and test sequencing, that Selenium does not provide, while Selenium supports cross-browser testing, which TestNG does not support. When choosing between TestNG and Selenium, it’s important to consider the type of testing you need to do and the features that are most important to you.