Unit Testing in Visual Studio

Course Description

This two-day, instructor-led course provides students with the knowledge and skills to effectively use Visual Studio to design, write, and run high-quality .NET unit tests. The course focuses on the applicable features and capabilities of Visual Studio as it relates to unit testing and Test-Driven Development. This course also introduces other popular unit testing tools and techniques, and demonstrates how they integrate with Visual Studio and your team’s development lifecycle.
3 Days
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Unit Testing in .NET

What is (and isn’t) a unit test
Why write unit tests
.NET unit testing frameworks
MSTest V2, NUnit, xUnit
The anatomy of a unit test
Writing and running your first unit test

Unit Testing in Visual Studio

Testing support in Visual Studio
MSTest, NUnit, and xUnit test projects
Test Explorer and other windows
Writing and running unit tests in Visual Studio
Managing a large number of tests and test results
Organizing tests by grouping, filtering, and playlists
Continuous testing in Visual Studio

Test-Driven Development (TDD)

TDD overview and benefits
Practicing TDD within Visual Studio
Effectively refactoring code
Working with legacy code
Using CodeLens to support TDD and refactoring

Writing Good Unit Tests

Asking questions about your code
Path testing (e.g. happy, sad, evil, etc.)
Right BICEP testing
Testing for expected exceptions
Maintaining high-quality test code
Unit test naming conventions (e.g. BDD)
Organizing unit tests

Leveraging Visual Studio

Analyzing code coverage
Using code coverage as a metric
Parameterized (data-driven) unit tests
DataRow, DynamicData, and DataSource attributes
Concurrent testing using Live Unit Testing
Concurrent testing using NCrunch

Testing Difficult Code

The need to isolate code under test
Doubles (dummies, stubs, fakes, and mocks)
Microsoft Fakes framework (stubs and shims)
Comparing mocking frameworks
Using Rhino Mocks and NSubstitute frameworks
Profiling slow running unit tests
Using IntelliTest with legacy code
Unit testingVisual StudioMicrosoft Visual Studio 2019.netTDDTest Driven DevelopmentSoftware Testing