10 Best Unit Testing Courses and Certifications Online

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Close up iPhone showing Udemy application and laptop with notebookUnit testing is a critical practice in software development that ensures the quality and reliability of code. Proper unit testing can save time, reduce bugs, and improve overall code functionality. For those seeking to enhance their knowledge and skills in unit testing, there are several online courses available. This article provides an overview of some of the best unit testing courses available online, covering topics such as testing frameworks, test-driven development, and continuous integration.

Here’s a look at the Best Unit Testing Courses and Certifications Online and what they have to offer for you!

10 Best Unit Testing Courses and Certifications Online

1. Unit Testing for C# Developers by Mosh Hamedani (Udemy) (Our Best Pick)

The course titled “Unit Testing for C# Developers” is taught by Mosh Hamedani and focuses on teaching the basics, as well as advanced techniques of unit testing C# code with NUnit and Moq. The course aims to help developers avoid unexpected bugs by practicing writing and running tests in an automated fashion. The course is suitable for those who have no prior knowledge of automated testing, but have at least 3 months of experience programming in C#.

The course offers 6 hours of HD video, tutorials, exercises with step-by-step solutions, downloadable source code, lifetime access, and a certificate of completion. The topics covered in the course include senior coder secrets, tips and tricks to keep tests clean, pitfalls to avoid, refactoring legacy code, all about dependency injection, and when and how to use mocks.

Unit testing is the practice of writing code to test your code and then running those tests in an automated fashion. Automated tests help catch bugs earlier in the software development lifecycle, which reduces costs and produces better software. The benefits of using unit tests include catching and fixing bugs earlier, writing better code with less bugs, producing software with better design, rapid feedback, testing code much faster, and saving time and money.

The course is a valuable skill for senior developers as more companies are recognizing the advantages of automated testing. The course is designed to teach best practices to write great unit tests, tips and tricks to keep tests clean, trustworthy and maintainable, the pitfalls to avoid, how to refactor legacy, untestable code, all about dependency injection, and when and how to use mocks.

The course is divided into sections, including Getting Started, Fundamentals of Unit Testing, Core Unit Testing Techniques, and Projects- Testing BookingHelper and HouseKeeperHelper. The course offers guidance from a senior coder with over 15 years of experience and can be accessed online or offline at any time on any device.

2. Node.js Unit Testing In-Depth by Murtez Alrohani (Udemy)

The Node.js Unit Testing In-Depth Course, instructed by Murtez Alrohani, offers a focused and comprehensive approach to unit testing in Node.js. The course covers a range of topics, starting from the most basic JavaScript functions to advanced topics such as ES6 class and private code testing. Students will also learn how to test their code coverage, ensuring they always know where they stand.

One of the primary objectives of the course is to teach students how to approach unit testing, going beyond the basic syntax and assertion calls commonly taught in other courses. The course covers most scenarios encountered in day-to-day testing and addresses several issues and examples ignored in other courses. While prior node experience is not necessary, students should have a basic understanding of the language.

The instructor welcomes feedback to improve the course and encourages students to connect with him on LinkedIn. The course is divided into seven sections: Introduction, Mocha, Chai & Setup, Basics of Testing, Testing The App, Test Coverage & Warnings, Bonus, and Conclusion.

3. Master Java Unit Testing with Spring Boot & Mockito by in28Minutes Official (Udemy)

The course “Master Java Unit Testing with Spring Boot & Mockito” taught by in28Minutes, aims to teach students how to write effective unit tests for Spring Boot REST API using Mockito, JsonAssert, Hamcrest & JsonPath. The course consists of 40 easy steps that cover Spring Boot Test, layered unit tests, and Spring Boot Integration Tests. The course includes various frameworks that are part of Spring Boot Starter Test such as JUnit, Spring Test, Spring Boot Test, AssertJ, Hamcrest, Mockito, JSONassert, and JsonPath. The course also teaches the use of Unit Testing Annotations such as @RunWith(SpringRunner.class), @SpringBootTest, @WebMvcTest, @DataJpaTest and @MockBean.

The course includes sections that cover the fundamentals of mocking with Mockito, creating a RESTful Service in Item Controller, writing unit tests for the web layer, business layer, and data layer. The course also covers the use of Response Matchers, Hamcrest Matchers, and JSONPath, and the refactoring of SomeBusinessImpl to use Functional Programming. The course also provides tips on creating different test configurations, measuring test coverage with Eclipse, and keeping an eye on the performance of unit tests.

The course has received positive reviews from learners who found it to be a comprehensive introduction to Spring Boot test, with good references, engaging, and full of tips. The course is suitable for both beginners as well as experienced Java developers who wish to hone their skills. The course uses various tools such as Spring (Dependency Management), Spring Boot, Maven (dependencies management), Eclipse (IDE), in-memory database H2, and Tomcat Embedded Web Server. The course provides assistance in setting up each of these tools.

Overall, the “Master Java Unit Testing with Spring Boot & Mockito” course is designed to equip students with the necessary skills to write great unit tests for Simple RESTful Services with Spring Boot Starter Test, Mockito, and JUnit.

4. Testing Angular 4 (previously Angular 2) Apps with Jasmine by Mosh Hamedani (Udemy)

The course “Testing Angular 4 (previously Angular 2) Apps with Jasmine” instructed by Mosh Hamedani teaches learners how to write unit and integration tests for their Angular apps and deploy them confidently. As an application grows in complexity, the cost of manual testing increases exponentially. Automated testing is a practice that has been adopted by successful software development teams over the past decade. This course provides learners with the necessary skills to write automated tests for their Angular apps, whether they are beginners or have some familiarity with automated testing.

The course covers automated testing concepts and tools, what to test and how, writing maintainable and trustworthy tests, tracking how much of code is covered by tests, testing re-usable components, testing templates, testing forms, testing confirmation boxes, testing navigation, testing attribute directives, mocking dependencies, and working with asynchronous operations. The course guarantees high-quality video and audio with outstanding delivery, and it comes with a 30-day full money-back guarantee.

Mosh Hamedani is a software engineer with 15 years of professional experience and author of several best-selling courses on Udemy and Pluralsight. He has over 74,000 students in 172 countries and is described as a passionate, pragmatic, and motivational instructor. Enrolling in the course allows learners to start writing their first test in just 10 minutes.

5. Unit Testing and Test Driven Development in Python by Richard Wells (Udemy)

The course titled “Unit Testing and Test Driven Development in Python” is designed to teach software developers the discipline of Test Driven Development (TDD) using the Python Programming Language. TDD is a key practice that helps developers ensure the quality of their code base. The course covers various aspects of TDD and how it can be used in everyday coding practices.

The course covers the following topics:
– What is Unit Testing and Test Driven Development and how it helps developers.
– An overview of the PyTest testing library and how it is used for writing unit tests in Python.
– How to set up common Python development environments for using PyTest.
– Test Doubles and how to implement and use them with unittest.mock.
– Best Practices for unit testing and Test Driven Development.

The course includes hands-on programming sessions, where participants will learn how to use TDD in Python. The course is divided into sections, including an introduction, overview of TDD, development environment setup, Pytest overview, supermarket checkout kata, Test Doubles, TDD best practices, and conclusion.

6. Android Unit Testing and Test Driven Development by Vasiliy Zukanov (Udemy)

The Android Unit Testing and Test Driven Development course, taught by Vasiliy Zukanov, offers participants the opportunity to learn about unit testing and test driven development in Android applications. Through a series of hands-on exercises, participants will become proficient in unit testing using Android Studio and JUnit.

Unit testing involves writing narrowly scoped automated tests to ensure the correctness of production code. This practice can lead to higher quality Android applications that are easier to maintain. Test driven development is a set of special unit testing techniques that mandate writing tests before production code, ultimately resulting in easier long-term maintenance.

Unit testing is widely considered one of the most important skills for senior Android developers, as it greatly reduces the number of bugs in applications. Additionally, it guarantees easier long-term maintenance and can save time when done correctly.

This course is designed for professional Android developers who aim to advance their unit testing skills. Participants must have experience building Android apps and knowledge of Java. The course includes carefully designed exercises to build up unit testing skills and covers unit testing fundamentals, test doubles fundamentals, Mockito fundamentals, test driven development, unit testing in Android, and unit testing Android applications.

Overall, the Android Unit Testing and Test Driven Development course is a valuable investment for professional Android developers who seek to improve their long-term maintenance and bug detection skills.

7. Unit Testing Dotnet (.NET) Application with xUnit .net & MOQ by Aref Karimi (Udemy)

The “Unit Testing Dotnet (.NET) Application with xUnit .net & MOQ” course is designed to teach dotnet developers how to utilize the xUnit .net tool to execute essential .NET core development tasks. The course covers topics such as writing well-organized unit tests for .NET core applications, utilizing data-driven testing capabilities, using mocking frameworks including MoQ, test-driven development (TDD), testing legacy code, and writing unit tests for ASP.NET Core MVC applications. The course does not require any prerequisite knowledge, but a positive attitude and willingness to learn are essential. The course also includes an introduction, sections on asserts, managing tests, and more xUnit.net, as well as interview questions. All questions are welcome, and the instructor aims to respond quickly to create an engaging learning environment for students.

The course focuses on Unit Testing .NET Core / .NET 6 Projects with xUnit .net, an open-source unit testing tool for .Net Framework and .Net Core/6 applications. The tool is the standard for unit testing C# VB. NET and F# projects in Visual Studio. Being a proficient user of this tool will allow developers to execute essential .NET core development tasks. The course covers the fundamentals of xUnit .net and how to use it effectively for C# VB. NET and F# projects in Visual Studio.

The course covers a wide range of topics to help developers become proficient in using xUnit .net. It includes sections on writing compelling and well-organized unit tests for .NET core applications and utilizing data-driven testing capabilities. The course also covers how to use mocking frameworks, including MoQ, and how to use the test-driven development (TDD) technique. The course teaches how to test legacy (old) code and write unit tests for ASP.NET Core MVC applications.

There are no prerequisites for the course, and the instructor welcomes all questions from students.

8. Learn Unit Testing with NUnit and C# by Engineer Spock (Udemy)

The “Learn Unit Testing with NUnit and C#” course is designed to teach developers the essential techniques for building reliable software, including unit testing, mocking, and Dependency Injection. The course is succinct yet comprehensive, covering all important concepts in-depth. The teaching approach is practical and professional, with no fluff or ranting. The course is primarily aimed at beginner developers, providing a solid theoretical base reinforced by tons of practical material.

The course covers a range of topics, including basic notions of unit testing, the NUnit framework, test doubles such as fakes, dummies, stubs, spies, and mocks, as well as how to write manual test doubles and use a mocking framework (NSubstitute). The course also covers test-driven development (TDD), the red-green-refactor triplet, and a great number of best practices of writing unit tests.

The appendix includes an introduction to Dependency Injection (DI) and IoC-Containers. The course is around 7.5 hours and consists of video lectures, with all slides and code samples available for download. The course is a valuable resource for any professional developer looking to write reliable and maintainable applications.

9. MSTest Unit Testing Tutorial for beginners : C# Unit Testing by Venkat Kud (Udemy)

The MSTest Unit Testing Tutorial for beginners is a course focused on teaching how to write effective unit tests using the Microsoft MSTest framework and C# programming language. The course covers the concepts related to unit testing, which is becoming increasingly important for the quality of software applications. The 4-hour course includes video lectures, and students will be able to download all slides and code samples used in the course.

The course covers a wide range of topics, starting with what is a unit test and how to write the first unit test. It also covers the benefits of unit tests, naming conventions, running and debugging, auto-generating unit tests, grouping unit tests in Visual Studio, unit test traits, filtering, playlists, code coverage in Visual Studio, unit testing exceptions, unit testing private methods, Visual Studio ordered test, Visual Studio generic test, and unit testing assertions. Additionally, the course discusses running unit tests from the command line, as well as the various visual studio unit testing attributes with examples.

Some of the visual studio unit testing attributes discussed with examples include TestClass, TestMethod, TestInitialize, TestCleanup, ClassInitialize, ClassCleanup, AssemblyInitialize, AssemblyCleanup, TimeOut, and Ignore. The course also covers advanced unit testing concepts such as TestContext, Visual Studio data-driven unit tests, and Test Driven Development (TDD) with examples.

The course content and sections are structured around Unit Testing Basics, Running Unit Tests, Grouping and Filtering Unit Tests, Code Coverage, Data Driven Unit Tests, Initialize and Cleanup attributes, Unit Test Assertions, and TDD – Test Driven Development. The course is suitable for beginners who want to learn how to write effective unit tests using the MSTest framework and C# programming language, and it is especially beneficial for those who are looking to improve their unit testing skills to produce high-quality software applications.

10. Unit Testing Swift Mobile App by Sergey Kargopolov (Udemy)

This video course, titled “Unit Testing Swift Mobile App,” covers the application of Test-Driven Development (TDD) to iOS mobile app development using Swift. It starts with the basics of Unit Testing and progresses to practical lessons on utilizing the TDD process to implement the User Signup feature in the Model View Presenter mobile app. By the end of the course, learners will have a clear understanding of writing Unit Tests and UI Tests for their Swift mobile application, including the ability to test complex Swift code.

While freelance developers may postpone learning Unit Testing for iOS apps, it is a must-have skill for those planning to join larger teams working on important app features. The course curriculum includes an introduction, basics of Unit Testing in Xcode, TDD implementation of Model Validator, testing code in isolation, implementing Network Service and Presenter Classes in MVP applications, Unit Testing View Controllers, testing old or legacy code, and several examples of Unit Testing UIViewController attributes, testing methods that throw Error, and testing Navigation using push to Navigation Stack. The course also covers UI Testing, including screenshots and attachments, Launch Arguments, and Test Plans.

Learners are encouraged to browse through the course curriculum and watch sample video lessons. The instructor, Sergey Kargopolov, is available to answer any questions.