let’s say there is a Shape interface.
interface IShape { double Area(); }
A Rectangle class and a Triangle class implement it. Now should i write tests for:
From what I see I am testing implementations either ways. How do you even test an interface without testing the implementation? Can someone please help clarify my doubts? Thanks!
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Not an “expert” in testing per se, but I’m not sure I would ever attempt to “test” an interface. As you said, there is no implementation. You can only test implementation, so #2 in your list.