Mocking a static or private method is often necessary when writing unit tests. However, before Mockito 3.4.0, it was impossible to explicitly mock static methods. Thus, PowerMock offers solutions to the defined use case. In this article, we will look at the introduction of PowerMock and explore examples of mocking private, static, and final methods.…
Read More A Guide to Mocking Private and Static Methods Using PowerMockIn order to simulate the behaviour of any argument of the specified type during unit testing, we can utilize Mockito argument matchers. In this tutorial, we’ll discuss an Introduction to the Mockito Argument Matchers along with some examples and the creation of a custom argument matcher. So, let’s begin! If you are not familiar with…
Read More Mockito Argument Matchers: Examples and UsageIn this tutorial, you will learn how to use @MockBean annotation in your Unit tests. @MockBean annotation is used to create and place mocks into Spring Application Contexts. If Spring Application Context does already have a bean of the same type then this bean will be replaced with a mock object. Otherwise, a new bean(mock)…
Read More How to use @MockBean AnnotationIn the world of testing, mock objects are used to simulate the behavior of real objects in the application. Mockito is a popular framework for creating mock objects in Java. A Spy in Mockito is a type of mock object that allows you to create a partial mock of an object by spying on an…
Read More Mockito Spy Explained: A Comprehensive GuideIn today’s world of agile development, writing unit tests is vital and helpful in producing high-quality code. Unit tests ensure that the code complies with quality standards and that issues are identified before deployment. Java offers various testing frameworks to make the lives of developers easier, with Mockito being one of the well-known ones. In…
Read More An Introduction to the Mockito FrameworkIn this blog post, you will learn the difference between @SpringBootTest and @WebMvcTest annotations. The main difference between the @SpringBootTest and @WebMvcTest annotations lies in the application context that they create. The @SpringBootTest annotation starts the full application context, which includes all the beans required for the application to function. On the other hand, the…
Read More Difference Between @SpringBootTest and @WebMvcTestYou will use @MockBean annotation to create and automatically add mocks to Spring ApplicationContext. In this tutorial, we will look at different ways you can use @MockBean annotation to create mocks. If you are testing your application with JUnit and Mockito, then there are many other useful tutorials you will find on the Testing Java Code…
Read More @MockBean Annotation ExampleThis tutorial will teach you how to enable Mockito framework in your Spring Boot project and in addition to that, you will also learn how to use @Mock and @InjectMocks annotations to create mock objects and inject those mock objects into the class under test. If you are very new to Mockito, please consider reading…
Read More Getting Started with Mockito @Mock and @InjectMocks