Testing

Spring Boot Integration Testing With @SpringBootTest

Learn how to write integration tests with @SpringBootTest. Learn different options for customizing the application context for the tests.

Testing Spring WebClient REST Calls With MockWebServer

Learn how to test WebClient REST calls with MockWebServer. Learn the responsibilities of a web client and how to test them.

Testing Serialization With Spring Boot @JsonTest

Learn how to test JSON serialization in Spring Boot using @JsonTest. Learn why to test serialization separately and how.

Testing the Persistence Layer With Spring Boot @DataJpaTest

Learn how to test Spring Boot repositories using @DataJpaTest. Learn what should be tested on the persistence layer and how.

Testing Web Controllers With Spring Boot @WebMvcTest

Learn how to test Spring Boot web controllers using @WebMvcTest. Learn what responsibilities a controller has and how to test them.

Spring Boot Unit Testing

Learn how to write unit tests for Spring Boot applications. Learn the technical details necessary to write good unit tests.

JUnit 5 Nested Tests: Grouping Related Tests Together

Learn how to write JUnit 5 nested tests. Learn how to provide a hierarchical structure to describe relationships between the tests.

How to Make Your Tests Readable

In this article, we will learn different ways to improve test readability. Tests document how the system should behave. They also act as self-verifying executable specifications.

How to Create a Test Data Builder

Learn how to use the test data builder pattern to make it easy to create objects for tests. Learn how to reduce boilerplate code with Lombok.

DRY and DAMP in Tests

What are the DRY and DAMP principles? Why do people consider DRY and DAMP in tests contradictory and how can we achieve both?