Adding Unit Tests to an already existing project?

Question

When you create an XCode 4 project, it asks you if you want to include unit testing. But how do you add it to a project that\'s been created without them?

I started

Answer 1

One more variant using Test navigator

Xcode version 10.2.1

1. Open Test navigator(⌘ Command + 6)
2. + at the bottom
3. New Unit Test Target...
4. Choose options

Do not forget add next import to test internal[About] elements

• #import "myClass.h" for Objective-C
• @testable import module_name for Swift