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: CI/CD, Integration Testing, Continuous Integration, Docker (Software), Java, Containerization, Software Design Patterns, Development Testing, Microservices, Object Oriented Design
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Unit Testing, Test Case, Test Driven Development (TDD), Debugging, Software Testing, Development Testing, Test Automation, Test Tools, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Cucumber (Software), Behavior-Driven Development, Selenium (Software), Gherkin (Scripting Language), Test Automation, JUnit, Apache Maven, Test Case, Scenario Testing, Test Execution Engine, User Story, Java Programming, Maintainability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Unit Testing, TypeScript, Software Testing, Test Driven Development (TDD), Code Coverage, Testability, Test Case, Javascript, Debugging
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: JUnit, Unit Testing, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Test Case, Authentications, Application Security, Cryptography, Object Oriented Programming (OOP), Eclipse (Software), Integrated Development Environments, Encryption, Data Structures, File Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance Testing, Test Tools, Software Testing, Test Data, Data Validation, Scripting, Application Performance Management, Distributed Computing, Software Installation, Servers
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Test Planning, Test Tools, Configuration Management, Software Testing, Test Automation, Integration Testing, System Testing, Software Quality Assurance, Risk Management, Test Case, Risk Management Framework, Issue Tracking, Performance Testing, Version Control
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Software Testing, Test Data, Browser Compatibility, Test Case, Java, Automation, Web Development Tools, Debugging
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Unit Testing, Continuous Integration, Software Testing, Test Case, .NET Framework, CI/CD, Test Driven Development (TDD), Test Data, Test Automation, Microsoft Visual Studio
Intermediate · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Computer Programming, Object Oriented Design, Code Review, Program Development, C and C++, JUnit, Programming Principles, Maintainability, C++ (Programming Language), Test Driven Development (TDD), UI Components, User Interface (UI), Debugging, Event-Driven Programming, Application Development, Algorithms, Animations
Intermediate · Course · 1 - 3 Months
Codio
Skills you'll gain: Apache Maven, JSON, JUnit, Java Programming, Java, Restful API, Integrated Development Environments, Programming Principles, Package and Software Management, Data Structures, Object Oriented Programming (OOP), Network Protocols, Unit Testing, Style Guides
Intermediate · Course · 1 - 4 Weeks