Further Resources

"A programmer-friendly testing framework for Java and the JVM". Used by the Spring Framework in its test suite and supported in the Spring TestContext Framework.

A testing framework inspired by JUnit with added support for test groups, data-driven testing, distributed testing, and other features. Supported in the Spring TestContext Framework.

"Fluent assertions for Java", including support for Java 8 lambdas, streams, and numerous other features. Supported in Spring’s MockMvc testing support.

Article in Wikipedia.

Java mock library based on the Test Spy pattern. Used by the Spring Framework in its test suite.

Java library "that provides Mock Objects for interfaces (and objects through the class extension) by generating them on the fly using Java’s proxy mechanism."

Library that supports test-driven development of Java code with mock objects.

JUnit extension (also usable with Ant and Maven) that is targeted at database-driven projects and, among other things, puts your database into a known state between test runs.

Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

Java load testing framework.

Support for Spring Boot integration tests written in Kotlin using MockK instead of Mockito.