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.

Macquarie University
Skills you'll gain: Software Testing, Software Quality Assurance, Quality Assurance, Software Quality (SQA/SQC), Acceptance Testing, Test Case, Test Automation, Test Planning, Unit Testing, Software Development Life Cycle, Regression Testing, Test Driven Development (TDD), User Acceptance Testing (UAT), Software Engineering, Agile Methodology, Software Documentation, Information Assurance, Regression Analysis, Exploratory Data Analysis, Kanban Principles
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Hypertext Markup Language (HTML)
★ 4.4 (49) · Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Software Testing, Test Case, Eclipse (Software), Test Tools, Test Data, Test Automation, Test Execution Engine, Integrated Development Environments, Java
★ 3.9 (54) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Unit Testing, Continuous Integration, Software Testing, Test Case, .NET Framework, CI/CD, Development Testing, Test Data, Test Automation, Development Environment, Continuous Deployment
★ 3.5 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Continuous Integration, Jenkins, CI/CD, Cloud Infrastructure, Cloud Computing Architecture, Cloud-Native Computing, Cloud Deployment, Cloud Technologies, Testability, Test Tools, Cloud Computing, Cloud Platforms, Scalability, Test Execution Engine, Software Testing, Selenium (Software), Security Testing, Performance Testing, Cloud Security
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Unit Testing, Test Driven Development (TDD), Continuous Integration, CI/CD, Software Testing, Continuous Deployment, Testability, Test Script Development, Model Training, Development Testing, Tensorflow, Maintainability, Applied Machine Learning, Software Engineering, Code Reusability, Machine Learning Methods, Python Programming, Software Design
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Jest (JavaScript Testing Framework), User Acceptance Testing (UAT), Cucumber (Software), Postman API Platform, Software Testing, Behavior-Driven Development, Selenium (Software), Test Driven Development (TDD), Performance Stress Testing, API Testing, Unit Testing, Performance Testing, Application Programming Interface (API), User Interface (UI), Javascript
★ 4.2 (15) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Engineering, 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: Test Driven Development (TDD), Gherkin (Scripting Language), Test Tools, Behavior-Driven Development, Test Automation, Unit Testing, Software Testing, Development Testing, Test Case, Software Engineering Tools, Test Data, Code Coverage, Scenario Testing, Restful API, Mockups, Microservices
★ 4.8 (252) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Test Tools, Browser Compatibility, Software Testing, Test Automation, Continuous Integration, Web Development Tools, Cloud-Based Integration, CI/CD, Regression Testing, Cloud Platforms, Verification And Validation, Quality Assurance, User Interface (UI), Automation, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MLOps (Machine Learning Operations), Model Evaluation, Regression Testing, Unit Testing, Test Case, System Testing, Test Automation, Software Testing, Integration Testing, Test Planning, Verification And Validation, Data Integrity, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Software Testing, Regression Testing, White-Box Testing, System Testing, Test Automation, Test Planning, Acceptance Testing, Test Engineering, Functional Testing, Test Case, Test Script Development, Test Tools, Software Quality Assurance, Verification And Validation, Unit Testing, Code Coverage, Software Quality (SQA/SQC), Integration Testing, Performance Testing, Security Testing
Intermediate · Course · 1 - 3 Months