Unit testing

Unit testing is the easiest type of testing to incorporate into your codebase, yet it brings a lot of value. When I say it's the easiest, I take it for granted that you can use best practices such as proper abstraction, separation of concerns, dependency injection, and so on. There is nothing easy about trying to test a spaghetti codebase!

Let's talk briefly about unit testing in Go, the Ginkgo test framework, and then review some unit tests in Delinkcious.

Unit testing with Go

Go is a modern language and recognizes the importance of testing. Go encourages that for each foo.go file you have, to have foo_test.go. It also provides the testing package, and the Go tool has a test command. Let's look...