public void Expression_for_function_should_work_with_Setup_and_Verify()
{
var exp = _mock.Expression(x => x.WithResponse(Any.Int));
_mock.Setup(exp).Returns("response");
string actual = _test.WithResponse(1);
Assert.AreEqual("response", actual);
_mock.Verify(exp, Times.Once);
AssertExceptionMessageContaining("should never have been performed, but was 1 times",
() => _mock.Verify(exp, Times.Never));
}
