What is TestNG?

Definition: TestNG (Test Next Generation) is the testing framework. TestNG is inspired from JUnit and NUnit, but it has a new functionality that makes this framework more powerful and easier. TestNG is designed in such a way that it covers all the categories of tests comprising unit, functional and integration.

What is TestNG and its advantages?

TestNG provides parallel execution of test methods. It allows to define dependency of one test method over other method. It allows to assign priority to test methods. It allows grouping of test methods into test groups.

What are the advantages of TestNG in selenium?

Advantages of TestNG Framework

• Annotations are easy to understand.
• Easy to group test cases.
• Parallel testing is possible.
• Supports parameterized and dependency tests.
• HTML Reports are generated by default.

Why we use TestNG instead of JUnit?

TestNG is similar to JUnit. Few more functionalities are added to it that makes TestNG more powerful than JUnit. TestNG is a testing framework inspired by JUnit and NUnit. Here is the table that shows the features supported by JUnit and TestNG.

How does selenium TestNG work?

Create TestNG Project In Eclipse

1. Step 1: Navigate to File > New > Java Project.
2. Step 2: Give your project a name for example, ‘LambdaTestNG’ and click on Next.
3. Step 3: On the next screen, you will see the Java settings for your new project.
4. Step 4: Choose TestNG from the list of libraries and click Next.

Why do we need TestNG in Selenium environment?

Using TestNG in Selenium, we can generate test results. Most Selenium users use this more than Junit because of its advantages. Using testng, you can execute multiple test cases on multiple browsers, i.e., cross browser testing. The TestNG framework can be easily integrated with tools like TestNG Maven, Jenkins, etc.

Can we use TestNG with cucumber?

Cucumber can be executed in parallel using TestNG and Maven test execution plugins by setting the dataprovider parallel option to true. In TestNG the scenarios and rows in a scenario outline are executed in multiple threads. One can use either Maven Surefire or Failsafe plugin for executing the runners.

What is difference between TestNG and Selenium?

Short answer: Selenium is a testing framework to test specifically the UI of the application how it behaves on browser. TestNG is a testing framework to test the unit, functional, E2E, integration testing of the application.

Is TestNG a BDD framework?

Cucumber is a tool that supports Behaviour-Driven Development (BDD) – a software development process that aims to enhance software quality and reduce maintenance costs. On the other hand, TestNG is detailed as “A testing framework inspired from JUnit and NUnit”.

How does a TestNG listener work?

TestNG provides the @Listeners annotation which listens to every event that occurs in a selenium code. Listeners are activated either before the test or after the test case. It is an interface that modifies the TestNG behavior.

What is the use of TestNG?

TestNG helps to write more flexible and powerful tests with help of easy annotations, grouping, sequencing & parameterizing. TestNg is a unit testing framework for Java, inspired from Junit with additional features. Here NG stand for next generation.

What are the advantages of using TestNG over JUnit?

As testNG has its own advantage it is useful tool for us to develop our test automation scripts using testNG. You an use JUnit as well or any different testing framework but its always better to pick the best testing framework which provide better control of test execution.

What is the advantage of TestNG over test cases?

TestNG allows us to create parallel tests. 1 Annotations are easier to use and understand. 2 Test cases can be grouped more easily. 3 TestNG allows us to create parallel tests.

What are the advantages of using TestNG in Java?

A key advantage of using TestNG is that it offers annotations. An annotation is a tag that provides additional information about the class or method. It is represented by‘@’ prefix. TestNG use these annotations to help in making a robust framework.