In this post, Andrew Lock dives into exploring .NET 6 and discusses how to support integration tests with WebApplicationFactory. WebApplicationFactory and HostFactoryResolver class are two powerful tools that can be used together to create an in-memory instance of your application, create an HTTP client for making requests, and send an in-memory HTTP request. WebApplicationFactory provides a convenient way to create a test server and act as an HttpClient, making it ideal for testing scenarios where the application under test requires certain services or infrastructure to be running. This post explains how to use and configure WebApplicationFactory to support integration testing in .NET 6.
