How to fix "Assert.IsAssignableFrom() Failure: Value is null" in Xunit testing?
Hello world!
I'm writting some test for a TDD app in Asp. However when I test a Create(Post) controller, the server return me: Assert.IsAssignableFrom() Failure: Value is null.
Here's the repository:
And here's the controller:
Finally, this is the xUnit test code:
I must mention that I'm not using Moq library nor Memory database, just simple Lists. I'm not sure if this detail may help.
Anyway, I'd be really grateful if anybody could bring me some help because I'm new on this.
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