public FoodItemViewModel( IDataRepository dataRepository, IRegionManager regionManager, IInteractionService interactionService, ILoggerFacade logger )
: base(dataRepository, regionManager, interactionService, logger)
{
FoodGroupsPerServing = new ObservableCollection<ServingViewModel<FoodGroup>>();
ValidFoodGroups = new AllFoodGroupsViewModel( dataRepository );
Title = DisplayStrings.NewFoodItemTitle;
}
public void AllFoodGroupsViewModelContainsAllTypes()
{
var data = new MockData();
var dataRespositoryMock = CreateMockDataRepository( data.FoodGroups() );
var viewModel = new AllFoodGroupsViewModel( dataRespositoryMock.Object );
AssertViewModelContents( viewModel, data.FoodGroups() );
dataRespositoryMock.VerifyAll();
}
private void AssertViewModelContents( AllFoodGroupsViewModel viewModel, List<FoodGroup> foodGroups )
{
Assert.AreEqual( foodGroups.Count, viewModel.Items.Count );
foreach (var foodGroup in viewModel.Items)
{
var foodGroupFromRepository = foodGroups.Find( fg => fg.ID == foodGroup.ID );
Assert.IsNotNull( foodGroup );
Assert.AreEqual( foodGroupFromRepository.Name, foodGroup.Name );
}
}
public void FoodGroupRemovedFromViewModelWhenRemovedFromRepository()
{
var data = new MockData();
var dataRespositoryMock = CreateMockDataRepository( data.FoodGroups() );
var viewModel = new AllFoodGroupsViewModel( dataRespositoryMock.Object );
var foodGroup = data.FoodGroups().Find( mt => mt.ID == MockData.dairyID );
data.FoodGroups().Remove( foodGroup );
dataRespositoryMock.Raise( e => e.ItemDeleted += null, new RepositoryObjectEventArgs( foodGroup ) );
AssertViewModelContents( viewModel, data.FoodGroups() );
}
public void FoodGroupModifiedInViewModelWhenChangedInRepository()
{
var data = new MockData();
var dataRespositoryMock = CreateMockDataRepository( data.FoodGroups() );
var viewModel = new AllFoodGroupsViewModel( dataRespositoryMock.Object );
var foodGroup = data.FoodGroups().Find( mt => mt.ID == MockData.meatID );
foodGroup.Name += " Unit Test";
dataRespositoryMock.Raise( e => e.ItemModified += null, new RepositoryObjectEventArgs( foodGroup ) );
AssertViewModelContents( viewModel, data.FoodGroups() );
}
public void FoodGroupAddedToViewModelWhenAddedToRepository()
{
var data = new MockData();
var dataRespositoryMock = CreateMockDataRepository( data.FoodGroups() );
var viewModel = new AllFoodGroupsViewModel( dataRespositoryMock.Object );
var foodGroup = new FoodGroup( Guid.NewGuid(), "New Group", "Some newly dreamed up food group" );
data.FoodGroups().Add( foodGroup );
dataRespositoryMock.Raise( e => e.ItemAdded += null, new RepositoryObjectEventArgs( foodGroup ) );
AssertViewModelContents( viewModel, data.FoodGroups() );
}