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.

Coursera
Skills you'll gain: Software Quality Assurance, Quality Assurance, Software Testing, Test Tools, Jira (Software), Development Testing, Regression Testing, Functional Testing, Software Quality (SQA/SQC), Test Planning, Test Case, Technical Communication, Issue Tracking, Agile Methodology, Software Development, Agile Project Management, Risk Management, User Interface and User Experience (UI/UX) Design, Data Analysis, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, Software Architecture, Systems Architecture, API Gateway, Node.JS, API Testing, Unit Testing, Development Testing, Test Case, Restful API, Debugging, Integration Testing, Software Testing, Scalability, Distributed Computing, Event-Driven Programming, Code Coverage, Application Deployment, Javascript, Performance Improvement
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Mobile Development, Web Development Tools, Android Development, React.js, Javascript, Unit Testing, Test Script Development, Node.JS, Package and Software Management, Programming Principles, Object Oriented Programming (OOP), Event-Driven Programming, Functional Design
★ 4.1 (134) · Beginner · Course · 1 - 3 Months

Board Infinity
★ 4.6 (27) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: White-Box Testing, Test Planning, Test Case, Software 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

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

Skills you'll gain: Code Coverage, Embedded Software, Real-Time Operating Systems, Performance Testing, White-Box Testing, System Testing, Software Testing, Verification And Validation, Test Engineering, Performance Stress Testing, Embedded Systems, Scenario Testing, Test Planning, Integration Testing, Debugging, Real Time Data, Safety and Security
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Usability Testing, Usability, Software Testing, Software Quality (SQA/SQC), Test Planning, Human Centered Design, Technical Communication, User Experience Design, User Research, UI/UX Research, Quality Assurance, Verification And Validation, User Centered Design, Report Writing, Web Content Accessibility Guidelines, Stakeholder Engagement
Advanced · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Test Case, Test Data, Test Script Development, Test Automation, Software Testing
★ 4.4 (17) · Intermediate · 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

Board Infinity
Skills you'll gain: Usability Testing, Usability, Human Centered Design, Software Testing, User Experience Design, Web Content Accessibility Guidelines, User Experience, Risk Management Framework
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Script Development, Test Automation, Test Case, Development Testing, Software Testing, Python Programming, Requirements Analysis
★ 3.8 (30) · Intermediate · Course · 1 - 3 Months