public void AssertCustom_ShouldInvokeOnParamMock()
        {
            // Arrange
            MockMockMethodWithParam <string> mockMockMethodWithParam = new MockMockMethodWithParam <string> .Builder().AssertCustom().Build();

            MockMockMethodWithResponse <bool> mockMockMethodWithResponse = new MockMockMethodWithResponse <bool> .Builder().Build();

            MockMethodWithParamAndResponse <string, bool> subject = new ReflectionObject <MockMethodWithParamAndResponse <string, bool> >("methodName", mockMockMethodWithParam, mockMockMethodWithResponse).Object();


            // Act
            subject.AssertCustom(o => o.Should().Be("expected"));

            // Assert
            mockMockMethodWithParam.AssertAssertCustomInvoked();
        }