public void ShouldPassPrearrangedDelegateMockAsArgument()
{
// ARRANGE
// Creating a mock instance of the Func<string> delegate.
var delegateMock = Mock.Create<Func<string>>();
// Arranging: When the mock is called, it should return "Success".
Mock.Arrange(() => delegateMock()).Returns("Success");
// ACT
var testInstance = new DataRepository();
// Passing the mock into our system under test.
var actual = testInstance.GetCurrentUserId(delegateMock);
// ASSERT
Assert.AreEqual("Success", actual);
}
public void ShouldPassDelegateMockAsArgumentAndAssertItsOccurrence()
{
bool isCalled = false;
// ARRANGE
// Creating a mock instance of the Action<int> delegate.
var delegateMock = Mock.Create<Action<int>>();
// Arranging: When the mock is called with any integer value as an argument, it should assign true to isCalled instead.
Mock.Arrange(() => delegateMock(Arg.AnyInt)).DoInstead(() => isCalled = true);
// ACT
var testInstance = new DataRepository();
// Passing the mock into our system under test.
testInstance.ApproveCredentials(delegateMock);
// ASSERT
Assert.IsTrue(isCalled);
}