ASP.NET Core Unit Testing
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Blog post: http://WakeUpAndCode.com/asp-net-core-testing Learn all about automated unit testing in ASP.NET Core 1.0 (formerly known as ASP.NET 5) and how you can set up Visual Studio so that you can quickly test your apps in the real world.
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ASP.NET Core Unit Testing
- 1. Build Robust Web Apps in the Real World @shahedC WakeUpAndCode.com * aka ASP.NET 5 before RC1
- 3. Background > Getting Started > Writing and Running Tests > Dependency Injection & Mocking What’s Next?
- 5. > Nothing new to learn > Error-prone > Expensive > Slower
- 6. > Less human error > Faster! > Decreasing costs > Learning curve
- 7. Legacy New/ Improved • SRP • OCP • LSP • ISP • DIP
- 11. Unit Tests Integration Tests UI Tests
- 19. public test class [Fact] for public methods without parameters [Theory] and [InlineData] for methods with parameters
- 20. Build Solution Run Tests in Test Explorer
- 21. Verify actual result against expected result Note “var” keyword
- 22. Verify that expected view equal to returned view
- 24. Temporarily ignore tests with an optional message.
- 25. Correct Views? Redirect to URL? Correct Models? HTTP Code? Mock Depen- dencies! Model Populated?
- 28. In Startup: Add namespace and dependencies In Application Code: • Constructor Injection • Setter Injection
- 31. Mocks Pre-programmed with expected results, doesn’t actually connect to DB, behavior verification. Fakes Working examples, but not production-ready (e..g in-memory database) Stubs Provides canned answers http://martinfowler.com/articles/mocksArentStubs.html
- 36. Cost of Adding Unit Tests Cost of Not Having Unit Tests Bugs Features Expenses
- 37. Views & ViewModels Controllers Service Layer Repository Layer Entity Framework (ORM) SQL Server (database)
- 39. 60 to 80% coverage ok?
- 40. • Databases • File Systems • Network Resources • Web Requests & Responses
- 42. Background > Getting Started > Writing and Running Tests > Dependency Injection & Mocking What’s Next?
- 43. Email: shchowd@microsoft.com Twitter: @shahedC
Notas del editor
- Title Page: Automated Testing in ASP .NET Core* 1.0 Build Robust Web Apps in the Real World * aka ASP.NET 5 before RC1 By Shahed Chowdhuri Senior Technical Evangelist @ Microsoft Blog: WakeUpAndCode.com Twitter: @shahedC
- Agenda
- Introduction
- Introduction
- Introduction
- Introduction
- Introduction
- Agenda
- Contact Microsoft email: shchowd@microsoft.com Personal Twitter: @shahedC Dev Blog: WakeUpAndCode.com