## Relevant Articles: - [Mockito.mock() vs @Mock vs @MockBean](http://www.baeldung.com/java-spring-mockito-mock-mockbean) - [A Quick Guide to @TestPropertySource](https://www.baeldung.com/spring-test-property-source) - [Guide to ReflectionTestUtils for Unit Testing](https://www.baeldung.com/spring-reflection-test-utils) - [How to Test the @Scheduled Annotation](https://www.baeldung.com/spring-testing-scheduled-annotation) - [Using SpringJUnit4ClassRunner with Parameterized](https://www.baeldung.com/springjunit4classrunner-parameterized) - [Override Properties in Spring’s Tests](https://www.baeldung.com/spring-tests-override-properties)