JUnit courses can help you learn unit testing principles, test-driven development, and effective debugging techniques. You can build skills in writing test cases, understanding assertions, and using mocking frameworks. Many courses introduce tools like Mockito and AssertJ, which enhance your testing capabilities and streamline the development process. You'll also explore best practices for maintaining code quality and integrating tests into continuous integration pipelines, ensuring your applications are robust and reliable.

Skills you'll gain: Test Automation, Test Script Development, Test Case, Selenium (Software), Software Testing, Test Tools, Maintainability, Code Reusability, Test Data, Debugging, Configuration Management
★ 4.5 (160) · Advanced · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Unified Modeling Language, JUnit, Software Testing, Software Engineering, Java, Java Programming, Computer Programming, Unit Testing, Software Design, Test Driven Development (TDD), Diagram Design
★ 4.1 (13) · Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Spring Framework, JUnit, Application Frameworks, Unit Testing, Java Programming, Enterprise Application Management, Integration Testing, Configuration Management, Development Environment, Extensible Markup Language (XML), Context Management
★ 3.8 (455) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Unit Testing, Software Quality Assurance, Development Testing, Integrated Development Environments, Software Testing, Quality Assurance, Java, Software Development Tools, Java Programming, Performance Tuning, Debugging, Performance Testing, Application Performance Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), Ajax, Java Programming, Test Script Development, Java, Software Testing, Test Automation, Scripting, Automation, Cascading Style Sheets (CSS)
★ 4.6 (8) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: Cucumber (Software), Selenium (Software), Apache Maven, Object Oriented Programming (OOP), Behavior-Driven Development, Java, Jenkins, Test Tools, Object Oriented Design, Gherkin (Scripting Language), Continuous Integration, Test Automation, Java Programming, CI/CD, Test Execution Engine, Application Frameworks, Test Script Development, Software Testing, Software Design Patterns, Build Tools
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: GitHub, Git (Version Control System), Version Control, Collaborative Software, Software Versioning, Software Development Tools, Software Installation
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Unified Modeling Language, Unit Testing, Software Design, Data Flow Diagrams (DFDs), Design Software, Software Engineering Tools, JUnit, Software Testing, Diagram Design, Data Ethics, Test Automation, Dataflow, Computational Logic
★ 4.7 (159) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, JUnit, Object Oriented Programming (OOP), Software Design Patterns, Software Engineering, Java, Unified Modeling Language, Software Design, Java Programming, Software Architecture, Model View Controller, Conceptual Design
★ 4.6 (7) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Java Platform Enterprise Edition (J2EE), JUnit, Software Documentation, Application Frameworks, Development Environment, Application Design, Software Testing, Performance Tuning, Data Persistence, Maintainability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Maven, Build Tools, Hibernate (Java), Unit Testing, Data Persistence, Docker (Software), Software Testing, Object-Relational Mapping
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JSON, API Testing, Restful API, Software Quality Assurance, Software Engineering, Application Programming Interface (API), Test Script Development, Java Programming, Java, Data Mapping, Software Testing, Test Case, Web Services
★ 4.6 (20) · Mixed · Course · 1 - 4 Weeks