Visual Studio Essential Training: 09 Unit Tests

Verify your code works as expected. Explore the process of creating and running unit tests with Visual Studio.

Introduction

• Welcome
• What you should know before watching
• How to use the exercise files

1. Create a Simple Unit Test Framework

• What are unit tests?
• The anatomy of a unit test framework
• Add the test projects
• Analyze which tests to run
• Create a simple test
• Create a simple test runner
• Add additional tests
• Refactor the test runner
• Create an Assert class
• Use the Assert class
• Add an attribute to the Assert class
• Use reflection to call the test methods

2. Unit Testing Conventions

• Choose a naming convention
• The Arrange, Act, Assert test pattern
• Understand pass-fail patterns

3. Work with Visual Studio Unit Testing Framework

• Visual Studio and unit test integration
• Choose a unit testing framework
• Create a project with the unit test template
• Create a project with the unit test framework: Visual Studio 2017
• Create the unit test
• Run the unit test
• Modify code to pass test
• Expected exceptions
• Test parameters

4. Work with xUnit

• Install xUnit
• Create and run a unit test
• Expected exceptions
• Use App.config to shorten names in Test Explorer
• Test parameters with InlineData
• Test multiple parameters
• Provide parameter values with a custom class member

5. Work with nUnit

• Install nUnit
• Create and run a unit test
• Use the nUnit constraints
• More nUnit constraints
• Test parameters

6. Additional Topics

• Group the test with test categories
• Use additional test attributes
• Get more from your tests
• Customize the test runs with playlists
• Debug unit tests
• Use the test menus
• View unit test results with CodeLens
• Discover untested code with Code Coverage
• Live unit testing
• Run test from the command line with MSTest

Conclusion

• Goodbye