Here are 100 chapter title suggestions for a book on JUnit (Java) testing technology, ranging from beginner to advanced:
¶ Part 1: Introduction to JUnit and Testing Fundamentals
- Introduction to JUnit: What Is It and Why Is It Important?
- Installing JUnit: Getting Started with Your First Test
- Understanding Unit Testing in Java
- The Anatomy of a JUnit Test: Structure and Flow
- Writing Your First JUnit Test with
@Test
- Running JUnit Tests in IDEs: IntelliJ, Eclipse, and Visual Studio Code
- JUnit 5: New Features and Improvements Over JUnit 4
- Setting Up JUnit 5 in a Java Project
- Understanding Assertions in JUnit
- Using
assertEquals and Other Common Assert Methods
- The Importance of Naming Conventions in Unit Tests
- Organizing Tests with Test Classes in JUnit
- Using
@BeforeEach and @AfterEach for Test Setup and Teardown
- Using
@BeforeAll and @AfterAll for Global Setup
- Test Execution Flow: How JUnit Runs Tests
- Running JUnit Tests from the Command Line with Maven and Gradle
- Understanding JUnit’s Test Lifecycle
- Organizing Test Cases in JUnit: Best Practices
- Managing Test Data: Using @TestInstance for Stateful Tests
- Basic Debugging Techniques for JUnit Tests
- Using JUnit Assertions:
assertTrue, assertFalse, and assertNull
- Handling Expected Exceptions with
@Test(expected = ...)
- Writing Parameterized Tests in JUnit
- Using
@ParameterizedTest and @ValueSource in JUnit 5
- Exploring JUnit's
@RepeatedTest for Running Tests Multiple Times
- Grouping Related Tests with JUnit 5’s
@Tag Annotations
- JUnit 5’s
@DisplayName: Adding Descriptive Names to Tests
- Test Cleanup with
@AfterEach and @AfterAll
- Using JUnit 5’s
@EnabledIf and @DisabledIf for Conditional Test Execution
- Assertions for Collections and Arrays in JUnit
- Writing Tests for Exception Handling in JUnit
- Writing Tests for Time-Based Code: Testing Delays and Timeouts
- JUnit 5’s
@Nested for Grouping Related Tests
- Writing Efficient and Scalable Unit Tests
- Mocking Objects with Mockito and JUnit
- Working with Mocking Frameworks: Mockito vs. JUnit’s Built-In Features
- Writing Integration Tests with JUnit
- Using JUnit with Maven: Best Practices for Test Automation
- Writing Tests for Java Collections in JUnit
- Using
@TestFactory for Dynamic Tests in JUnit 5
- Introduction to Test-Driven Development (TDD) with JUnit
- Advanced Mocking with Mockito and JUnit
- Using
@ExtendWith for Extending JUnit Functionality
- Writing Performance Tests with JUnit
- Writing Custom Assertions for Complex Tests
- Writing Complex Parameterized Tests in JUnit 5
- Writing Tests for Multithreaded Code with JUnit
- Test Execution Order in JUnit: Controlling Test Flow
- Understanding Test Fixtures and Shared Test Data
- Using JUnit with Spring Boot for Unit Testing
- Writing Unit Tests for REST APIs with JUnit and Spring Boot
- Handling Non-Deterministic Results in Unit Tests
- Customizing JUnit Test Execution with
TestExecutionExceptionHandler
- Using JUnit with Docker for Isolated Test Environments
- Writing JUnit Tests for Asynchronous Code
- Combining JUnit with Other Testing Tools (Cucumber, Selenium, etc.)
- Using JUnit 5's
@TestInstance for Stateful Test Instances
- Advanced Test Case Coverage: Measuring Code Quality
- Writing Complex Mock Objects for Testing Java Interfaces
- Writing Tests for Java’s Reflection API with JUnit
- JUnit and Continuous Integration: Integrating with Jenkins
- Using JUnit with Gradle for Automated Test Execution
- Integrating JUnit with GitHub Actions for Continuous Testing
- Writing JUnit Tests for Data Persistence with JPA
- JUnit and Database Testing: Using H2 for In-Memory Databases
- Performance Testing in JUnit: Measuring Response Times
- Writing JUnit Tests for Web Applications (REST, SOAP)
- Testing File I/O Operations with JUnit
- Using JUnit to Test JavaFX Applications
- Mocking HTTP Requests with JUnit and MockServer
- Using JUnit with Spring Testing:
@SpringBootTest and @MockBean
- JUnit for Testing WebSockets and Real-Time Applications
- JUnit and Java Security: Writing Tests for Secure Code
- Using JUnit to Test Algorithms and Data Structures
- Integration Testing with JUnit and Message Queues (Kafka, RabbitMQ)
- Writing Tests for Java Concurrency with JUnit
- Using JUnit for Testing Cloud-Native Applications
- Writing Tests for Microservices with JUnit
- Writing JUnit Tests for File Uploads and Downloads
- Mocking External APIs in JUnit Tests with WireMock
¶ Part 5: JUnit Best Practices, Case Studies, and Real-World Applications
- Writing Clean and Maintainable JUnit Test Code
- Best Practices for Organizing JUnit Test Suites
- Handling Flaky Tests in JUnit: Strategies for Reliable Tests
- Refactoring Legacy Code with Test-Driven Development and JUnit
- JUnit Test Data Management: Fixtures and Factories
- Effective Test Reporting with JUnit and Allure
- Writing Testable Code with JUnit in Mind
- Handling Test Failures in JUnit: Common Causes and Solutions
- Running JUnit Tests in Parallel for Faster Execution
- JUnit and Agile: Continuous Testing in Agile Environments
- JUnit and BDD: Using JUnit with Cucumber for Behavior-Driven Testing
- Writing Integration Tests for Web Services with JUnit
- Real-World Case Study: Using JUnit in an E-Commerce Application
- Advanced Mocking Strategies in JUnit: Spying, Stubbing, and More
- Writing Cross-Browser Tests with JUnit and Selenium
- Managing JUnit Test Dependencies and Shared Resources
- Integrating JUnit with Test Coverage Tools (JaCoCo, Clover)
- Real-World Case Study: Performance Testing with JUnit
- Writing JUnit Tests for Multi-Tier Applications (Frontend, Backend, Database)
- The Future of JUnit: Trends, New Features, and Evolving Practices
These chapters provide a broad overview, from the basic concepts of JUnit testing to advanced topics, specialized use cases, best practices, and real-world applications. They help readers progressively learn how to effectively use JUnit for Java testing at all skill levels.