Test Web API
Explore how to unit test web API handlers in Go using the httptest package. Understand how to mock HTTP requests with NewRequest and record responses with ResponseRecorder, enabling you to verify handler logic without spinning up a real server.
We'll cover the following...
We'll cover the following...
Go fits well for testing web APIs. Thanks to the http package of the Go standard library, it is very easy to launch a web server and serve incoming requests. Whenever an HTTP request reaches our server, one handler is responsible for replying to it with the requested data. To get the data, each handler may call a database, a third-party system, and so on. However, to unit test our HTTP handlers, we don’t want to spin up an actual HTTP server. ...