Both TestNG and JUnit are popular frameworks for unit testing.TestNG is similar to JUnit but has some added functionalities. TestNG framework is inspired by NUnit and JUnit.
JUnit Framework:
It is an open source framework.It is used for unit testing and is written in Java.This framework is useful for writing automation test for web.The tester can execute automation test.
TestNG Framework:
It is also an open source framework like JUnit but with some additional functionalities.It helps in unit testing,integration testing,end to end testing.This framework is more famous among the testers. TestNG framework was released after JUnit framework.
| Features | JUnit | TestNG |
|---|---|---|
| Parallel Test Execution | Not allowed | Allowed |
| Dependency Test | Doesn't support this feature | Supports this advanced feature |
| Support for Assumptions | Yes | No |
| Executes before each test method | @After | @AfterMethod |
| Executes after all tests in the suite | N/A | @AfterSuite |
| Executes after a test runs | N/A | @AfterTest |
