TestNG Installation

Below are the steps showing how you can install Testng on different popular IDEs that is Eclipse, IntelliJ IDEA, and for use with Maven/Gradle projects.

1. Installing TestNG in Eclipse

Method 1: Using Eclipse Marketplace

• Open Eclipse.
• Go to Help → Eclipse Marketplace.
• In the Find box, type TestNG.
• Click Go and find TestNG for Eclipse.
• Click Install, accept the license, and finish.
• Restart Eclipse.

Verify Installation:

• Right-click on your project → New → Other → Search for TestNG Class.

• You should also see a TestNG tab in the menu bar.

2. Installing TestNG in IntelliJ IDEA

Method 1: Enable Built-in Support

• Open IntelliJ IDEA.
• Go to File → Project Structure.
• Select Modules → Dependencies.
• Click + → Select Library → Choose From Maven.
• Type: org.testng:testng:7.9.0
• Click OK to download and add to your project.

Method 2: Add to Maven pom.xml

<dependency>
  <groupId>org.testng</groupId>
  <artifactId>testng</artifactId>
  <version>7.9.0</version>
  <scope>test</scope>
</dependency>

IntelliJ will auto-download the dependency.

Verify Installation:

• Right-click a class → Run as TestNG Test.

• Check Run Configurations → You should see TestNG.

3. Using TestNG with Gradle Projects

Add to build.gradle:

dependencies {
    testImplementation 'org.testng:testng:7.9.0'
}

test {
    useTestNG()
}

Run:

gradle test