public void TestForm_ShouldReturnViewResult_WithDataServiceProvidedModel()
{
//Arrange
var expectedResult = new FormWithFileViewModel();
_sampleDataServiceMock.Setup(s => s.GetFormWithFileViewModel()).Returns(expectedResult).Verifiable();
//Act
var result = _sampleController.TestForm();
//Assert
var viewResult = Assert.IsType <ViewResult>(result);
var actualModel = Assert.IsAssignableFrom <FormWithFileViewModel>(viewResult.Model);
Assert.Equal(expectedResult, actualModel);
}
