Unit testing courses can help you learn the principles of test-driven development, writing effective test cases, and debugging techniques. You can build skills in identifying edge cases, ensuring code coverage, and automating tests to streamline workflows. Many courses introduce tools such as JUnit, NUnit, and pytest, that support implementing unit tests in various programming languages, allowing you to apply your skills in real coding environments.

Skills you'll gain: Test Script Development, Unit Testing, Test Case, Development Testing, Test Tools, React.js, API Testing, Software Testing, Web Development Tools, Javascript
★ 4.3 (7) · Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Testing, API Testing, Test Script Development, Security Testing, Continuous Integration, Test Tools, AI Security, CI/CD, Performance Stress Testing, Regression Testing, AI Integrations, Scalability, Automation, Test Case, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Test Driven Development (TDD), Debugging, Software Testing, Performance Testing, Unit Testing, Test Engineering, System Testing, Test Tools, Test Automation, Testability, Integration Testing, Performance Stress Testing, .NET Framework, Performance Tuning, Software Development Tools
★ 4.7 (28) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Scenario Testing, Test Planning, Unit Testing, Functional Testing, Debugging, Hardware Troubleshooting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), Test Driven Development (TDD), Test Script Development, Test Case, Web Development Tools, Development Testing, Unit Testing, Software Testing, Browser Compatibility, Test Tools, JavaScript Frameworks, Javascript, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Test Planning, Software Testing, Test Tools, Software Quality Assurance, Quality Assurance, Technical Communication
★ 4.1 (10) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: JUnit, Unit Testing, Software Testing, Test Tools, Java Programming, Verification And Validation, Java, Test Case, Test Automation, Programming Principles, Code Reusability
Intermediate · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Software Testing, White-Box Testing, Functional Testing, JUnit, System Testing, Performance Testing, Test Tools, Unit Testing, Test Automation, Test Case, Selenium (Software)
★ 4.4 (35) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Continuous Delivery, Software Development Tools, Site Reliability Engineering, Event Monitoring, Incident Management, Test Tools, Development Environment, Memory Management, Incident Response, Performance Testing, Root Cause Analysis, Distributed Computing, CI/CD
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Browser Compatibility, Performance Testing, Security Testing, Integration Testing, System Testing, API Testing, Software Testing, User Acceptance Testing (UAT), Performance Stress Testing, Acceptance Testing, Test Tools, Application Security, Test Automation, Responsive Web Design, Web Applications, Docker (Software), User Interface (UI), Python Programming
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: White-Box Testing, Test Planning, Test Case, Software Testing, Functional Testing, Software Documentation, Test Automation, Software Quality Assurance, Code Review, Test Data, Issue Tracking, Software Technical Review, Quality Assurance, Development Environment, Technical Communication
★ 4.5 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Java, Object Oriented Design, Data Validation, Test Script Development, Object Oriented Programming (OOP), Test Automation, Application Design, Application Development, Software Testing, Test Case, Data Modeling, Verification And Validation, User Interface (UI), Business Logic, Maintainability, Data Integrity
Beginner · Course · 1 - 4 Weeks