public async void Update_ReturnsBadRequest_OnInvalidModel()
{
// Arrange
var resServiceMock = new Mock <IResourcesService>();
var bookServiceMock = new Mock <IBookingsService>();
var mappServiceMock = new Mock <IMapperService>();
var subjectResController = new ResourcesController(resServiceMock.Object, bookServiceMock.Object, mappServiceMock.Object);
subjectResController.ModelState.AddModelError("blah", "blah");
// Act
var actionResult = await subjectResController.Update(It.IsAny <int>(), It.IsAny <ResourceDetailedDto>());
//Assert
Assert.IsType <BadRequestObjectResult>(actionResult);
resServiceMock.Verify(mock => mock.Update(It.IsAny <Resource>()), Times.Never());
}