JUnit is a simple framework to write repeatable tests. It is an instance of the xUnit architecture for unit testing frameworks. JUnit promotes the idea of 'first testing then coding', which emphasizes setting up the test data for a piece of code that can be tested first and then implemented. This approach is like 'test a little, code a little, test a little, code a little', which increases programmer productivity and stability of program code that reduces programmer stress and the time spent on debugging.
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JUnit uses annotations to identify methods that specify a test.
All the assertion methods are provided by the Assert class.
JUnit provides a tool for execution of test cases.
JUnit allows you to use parameters in a test class.
JUnit provides a way to test a certain functionality against a subset of data.
JUnit provides a way to state assumptions about the conditions under which a test is meaningful.
JUnit allows you to bundle a few unit test cases and run them together.
JUnit provides a way to specify a timeout period for a test case.
JUnit provides a way to test the code that is expected to throw an exception.
JUnit provides a way to repeat a test a specified number of times.
As of the last update, the latest version of JUnit is JUnit 5.
JUnit is open-source software released under the Eclipse Public License.
JUnit was originally written by Erich Gamma and Kent Beck. It has since been maintained and extended by a team of contributors.
JUnit integrates with build tools like Maven and Gradle, and IDEs like Eclipse and IntelliJ IDEA.
JUnit has a large and active community of users and contributors who provide support, extensions, and plugins.
Comprehensive documentation is available on the JUnit website, including user guides, API documentation, and tutorials.
There are numerous extensions and libraries that enhance JUnit's capabilities, such as Mockito for mocking and AssertJ for fluent assertions.
Security headers report is a very important part of user data protection. Learn more about http headers for junit.org