public void FoodGroupAddedToChildrenWhenAddedToRepository()
{
var configurationMock = new Mock<IConfiguration>();
configurationMock.Setup( x => x.DataSource ).Returns( DataSourceType.XMLFile );
configurationMock.Setup( x => x.FileName ).Returns( FullTestData.DataFileName );
FullTestData.Reset();
DataRepository dataRepository = new DataRepository( configurationMock.Object );
FoodGroupNodeViewModel foodGroupNodeViewModel = new FoodGroupNodeViewModel( dataRepository, null );
Int32 originalChildCount = foodGroupNodeViewModel.Children.Count;
var newFoodGroup = new FoodGroup( Guid.NewGuid(), "New Food Group", "Some Description" );
dataRepository.SaveItem( newFoodGroup );
Assert.AreEqual( originalChildCount + 1, foodGroupNodeViewModel.Children.Count );
foreach (ClickableTreeNodeViewModel node in foodGroupNodeViewModel.Children)
{
FoodGroup foodGroup = dataRepository.GetFoodGroup( (Guid)node.Parameter );
Assert.IsNotNull( foodGroup );
Assert.AreEqual( foodGroup.Name, node.Name );
}
}
public void FoodItemViewModelUndoRedo()
{
var loggerMock = new Mock<ILoggerFacade>();
Mock<IRegionNavigationService> regionNavigationServiceMock = new Mock<IRegionNavigationService>();
Mock<IRegionManager> regionManagerMock = new Mock<IRegionManager>();
Mock<IInteractionService> interactionServiceMock = new Mock<IInteractionService>();
var configurationMock = new Mock<IConfiguration>();
configurationMock.Setup( x => x.DataSource ).Returns( DataSourceType.XMLFile );
configurationMock.Setup( x => x.FileName ).Returns( FullTestData.DataFileName );
FullTestData.Reset();
DataRepository dataRepository = new DataRepository( configurationMock.Object );
// TODO: Update this test when the undo and redo is expanded.
// TODO: Update this test to include Calories (can be done before expansion)
// Should not be able to undo or redo on a new object.
ServingViewModel<FoodGroup> waterServing =
new ServingViewModel<FoodGroup>( dataRepository.GetFoodGroup( FullTestData.WaterID ), 1.0M );
ServingViewModel<FoodGroup> meatServing =
new ServingViewModel<FoodGroup>( dataRepository.GetFoodGroup( FullTestData.MeatID ), 1.5M );
ServingViewModel<FoodGroup> fruitServing =
new ServingViewModel<FoodGroup>( dataRepository.GetFoodGroup( FullTestData.FruitID ), 2.5M );
FoodItemViewModel foodItemViewModel =
new FoodItemViewModel( dataRepository, regionManagerMock.Object, interactionServiceMock.Object, loggerMock.Object );
NavigationContext navigationContext = new NavigationContext( regionNavigationServiceMock.Object, new Uri( "FoodItemView", UriKind.Relative ) );
foodItemViewModel.OnNavigatedTo( navigationContext );
Assert.IsFalse( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
// Assign values to properties, save, and the load into new view model to reset the undo/redo log
foodItemViewModel.Name = "Bob";
foodItemViewModel.Description = "Battery Operated Buddy";
foodItemViewModel.CaloriesPerServing = 42.0M;
foodItemViewModel.FoodGroupsPerServing.Add( waterServing );
navigationContext = new NavigationContext(
regionNavigationServiceMock.Object, new Uri( "FoodItemView?ID=" + foodItemViewModel.ID.ToString(), UriKind.Relative ) );
foodItemViewModel.SaveCommand.Execute( null );
foodItemViewModel = new FoodItemViewModel( dataRepository, regionManagerMock.Object, interactionServiceMock.Object, loggerMock.Object );
foodItemViewModel.OnNavigatedTo( navigationContext );
Assert.IsFalse( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
// Make changes as such:
// o name changed from Bob to Pete
// o name changed from Pete to Peter
// o Description changed from "Battery Operated Buddy" to "The Rock"
// o Add Meat food group serving (1.5)
// o Change Calroies to 69
// o Add Fruit food group serving (2.5)
// o Change Meat servings to 3
// o Remove the Fruit food serving
// o name changed from Peter to Simon
// o name changed from Simon to Saul
// o description changed from "The Rock" to "The Persecutor"
// o description changed from "The Persecutor" to "The Apostle"
// o name changed from Saul to Paul
// Verify can undo, cannot redo at each step
foodItemViewModel.Name = "Pete";
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.Name += "r";
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.Description = "The Rock";
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.FoodGroupsPerServing.Add( meatServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.CaloriesPerServing = 69;
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.FoodGroupsPerServing.Add( fruitServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
meatServing.Quantity = 3;
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.FoodGroupsPerServing.Remove( fruitServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.Name = "Simon";
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.Name = "Saul";
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.Description = "The Persecutor";
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.Description = "The Apostle";
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.Name = "Paul";
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
Assert.AreEqual( "Paul", foodItemViewModel.Name );
Assert.AreEqual( "The Apostle", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
// Undo once. Verify last thing done is undone, and we can redo.
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Saul", foodItemViewModel.Name );
Assert.AreEqual( "The Apostle", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
// Redo. Verify last thing undone is redone, can no longer redo, can still undo.
foodItemViewModel.RedoCommand.Execute( null );
Assert.AreEqual( "Paul", foodItemViewModel.Name );
Assert.AreEqual( "The Apostle", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsFalse( foodItemViewModel.RedoCommand.CanExecute( null ) );
// Undo 4 times, verify undo worked
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Saul", foodItemViewModel.Name );
Assert.AreEqual( "The Apostle", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Saul", foodItemViewModel.Name );
Assert.AreEqual( "The Persecutor", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Saul", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Simon", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
// Redo 2 times, verify
foodItemViewModel.RedoCommand.Execute( null );
Assert.AreEqual( "Saul", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.RedoCommand.Execute( null );
Assert.AreEqual( "Saul", foodItemViewModel.Name );
Assert.AreEqual( "The Persecutor", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
// Undo until back to original, cannot undo, can redo
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Saul", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 3, meatServing.Quantity );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Simon", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 3, meatServing.Quantity );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Peter", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 3, meatServing.Quantity );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Peter", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 3, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( fruitServing ) );
Assert.AreEqual( 3, meatServing.Quantity );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Peter", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 3, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( fruitServing ) );
Assert.AreEqual( 1.5M, meatServing.Quantity );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Peter", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 1.5M, meatServing.Quantity );
Assert.AreEqual( 69, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Peter", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 1.5M, meatServing.Quantity );
Assert.AreEqual( 42, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Peter", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 1, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.AreEqual( 1.5M, meatServing.Quantity );
Assert.AreEqual( 42, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Peter", foodItemViewModel.Name );
Assert.AreEqual( "Battery Operated Buddy", foodItemViewModel.Description );
Assert.AreEqual( 1, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.AreEqual( 1.5M, meatServing.Quantity );
Assert.AreEqual( 42, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Pete", foodItemViewModel.Name );
Assert.AreEqual( "Battery Operated Buddy", foodItemViewModel.Description );
Assert.AreEqual( 1, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.AreEqual( 1.5M, meatServing.Quantity );
Assert.AreEqual( 42, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.UndoCommand.Execute( null );
Assert.AreEqual( "Bob", foodItemViewModel.Name );
Assert.AreEqual( "Battery Operated Buddy", foodItemViewModel.Description );
Assert.AreEqual( 1, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.AreEqual( 1.5M, meatServing.Quantity );
Assert.AreEqual( 42, foodItemViewModel.CaloriesPerServing );
Assert.IsFalse( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
// Redo 4 times, verify
foodItemViewModel.RedoCommand.Execute( null );
Assert.AreEqual( "Pete", foodItemViewModel.Name );
Assert.AreEqual( "Battery Operated Buddy", foodItemViewModel.Description );
Assert.AreEqual( 1, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.AreEqual( 42, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.RedoCommand.Execute( null );
Assert.AreEqual( "Peter", foodItemViewModel.Name );
Assert.AreEqual( "Battery Operated Buddy", foodItemViewModel.Description );
Assert.AreEqual( 1, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.AreEqual( 42, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.RedoCommand.Execute( null );
Assert.AreEqual( "Peter", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 1, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.AreEqual( 42, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
foodItemViewModel.RedoCommand.Execute( null );
Assert.AreEqual( "Peter", foodItemViewModel.Name );
Assert.AreEqual( "The Rock", foodItemViewModel.Description );
Assert.AreEqual( 2, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.FoodGroupsPerServing.Contains( meatServing ) );
Assert.AreEqual( 42, foodItemViewModel.CaloriesPerServing );
Assert.IsTrue( foodItemViewModel.UndoCommand.CanExecute( null ) );
Assert.IsTrue( foodItemViewModel.RedoCommand.CanExecute( null ) );
}
public void FoodItemViewModelFoodGroupServings()
{
var loggerMock = new Mock<ILoggerFacade>();
var regionNavigationServiceMock = new Mock<IRegionNavigationService>();
var regionManagerMock = new Mock<IRegionManager>();
var interactionServiceMock = new Mock<IInteractionService>();
var configurationMock = new Mock<IConfiguration>();
configurationMock.Setup( x => x.DataSource ).Returns( DataSourceType.XMLFile );
configurationMock.Setup( x => x.FileName ).Returns( FullTestData.DataFileName );
FullTestData.Reset();
var dataRepository = new DataRepository( configurationMock.Object );
PropertyChangedHandler propertyChangedHandler = new PropertyChangedHandler();
// Navigate to a known food group mealType and make sure the food group servings makes sense.
// NOTE: No need to get too fancy, the model tests makes sure the data loaded properly.
FoodItem foodItem = dataRepository.GetFoodItem( FullTestData.CheeseBurgerID );
FoodItemViewModel foodItemViewModel =
new FoodItemViewModel( dataRepository, regionManagerMock.Object, interactionServiceMock.Object, loggerMock.Object );
NavigationContext navigationContext = new NavigationContext(
regionNavigationServiceMock.Object, new Uri( "FoodItemView?ID=" + foodItem.ID.ToString(), UriKind.Relative ) );
foodItemViewModel.OnNavigatedTo( navigationContext );
foodItemViewModel.PropertyChanged += propertyChangedHandler.OnPropertyChanged;
Assert.AreEqual( foodItem.FoodGroupsPerServing.Count, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsFalse( foodItemViewModel.IsDirty );
Assert.IsTrue( foodItemViewModel.IsValid );
// Add a food group
ServingViewModel<FoodGroup> testFoodServings = new ServingViewModel<FoodGroup>(
dataRepository.GetFoodGroup( FullTestData.JunkFoodID ), 1 );
foodItemViewModel.FoodGroupsPerServing.Add( testFoodServings );
Assert.IsTrue( foodItemViewModel.IsDirty );
Assert.IsTrue( foodItemViewModel.IsValid );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "FoodGroupsPerServing" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsDirty" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsValid" ) );
Assert.AreEqual( 3, propertyChangedHandler.PropertiesChanged.Count );
foodItemViewModel.FoodGroupsPerServing.Remove( testFoodServings );
Assert.IsTrue( foodItemViewModel.IsValid );
Assert.IsFalse( foodItemViewModel.IsDirty );
propertyChangedHandler.Reset();
// Delete a food group
testFoodServings = foodItemViewModel.FoodGroupsPerServing.ElementAt( 0 );
foodItemViewModel.FoodGroupsPerServing.Remove( testFoodServings );
Assert.IsTrue( foodItemViewModel.IsDirty );
Assert.IsTrue( foodItemViewModel.IsValid );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "FoodGroupsPerServing" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsDirty" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsValid" ) );
Assert.AreEqual( 3, propertyChangedHandler.PropertiesChanged.Count );
foodItemViewModel.FoodGroupsPerServing.Add( testFoodServings );
Assert.IsTrue( foodItemViewModel.IsValid );
Assert.IsFalse( foodItemViewModel.IsDirty );
propertyChangedHandler.Reset();
// Modify a food group
foodItemViewModel.FoodGroupsPerServing[0].Quantity += 1;
Assert.AreEqual( foodItem.FoodGroupsPerServing.Count, foodItemViewModel.FoodGroupsPerServing.Count );
Serving<FoodGroup> modelServing = foodItem.FoodGroupsPerServing.Find( f => f.Entity.ID == foodItemViewModel.FoodGroupsPerServing[0].Entity.ID );
Assert.IsNotNull( modelServing );
Assert.IsTrue( foodItemViewModel.IsDirty );
Assert.IsTrue( foodItemViewModel.IsValid );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "FoodGroupsPerServing" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsDirty" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsValid" ) );
Assert.AreEqual( 3, propertyChangedHandler.PropertiesChanged.Count );
foodItemViewModel.FoodGroupsPerServing[0].Quantity -= 1;
Assert.IsTrue( foodItemViewModel.IsValid );
Assert.IsFalse( foodItemViewModel.IsDirty );
propertyChangedHandler.Reset();
// Make a serving invalid.
foodItemViewModel.FoodGroupsPerServing[0].Quantity *= -1;
Assert.AreEqual( foodItem.FoodGroupsPerServing.Count, foodItemViewModel.FoodGroupsPerServing.Count );
Assert.IsTrue( foodItemViewModel.IsDirty );
Assert.IsFalse( foodItemViewModel.IsValid );
Assert.AreEqual( Messages.Error_No_Quantity, foodItemViewModel.Error );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "FoodGroupsPerServing" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsDirty" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsValid" ) );
Assert.AreEqual( 3, propertyChangedHandler.PropertiesChanged.Count );
foodItemViewModel.FoodGroupsPerServing[0].Quantity *= -1;
Assert.IsTrue( foodItemViewModel.IsValid );
Assert.IsFalse( foodItemViewModel.IsDirty );
propertyChangedHandler.Reset();
// Remove all food groups
foodItemViewModel.FoodGroupsPerServing.Clear();
Assert.IsTrue( foodItemViewModel.IsDirty );
Assert.IsFalse( foodItemViewModel.IsValid );
Assert.AreEqual( Messages.Error_No_FoodGroups, foodItemViewModel.Error );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "FoodGroupsPerServing" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsDirty" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsValid" ) );
Assert.AreEqual( 3, propertyChangedHandler.PropertiesChanged.Count );
}
public void FoodGroupViewModelName()
{
var loggerMock = new Mock<ILoggerFacade>();
var regionNavigationServiceMock = new Mock<IRegionNavigationService>();
var regionManagerMock = new Mock<IRegionManager>();
var interactionServiceMock = new Mock<IInteractionService>();
var configurationMock = new Mock<IConfiguration>();
configurationMock.Setup( x => x.DataSource ).Returns( DataSourceType.XMLFile );
configurationMock.Setup( x => x.FileName ).Returns( FullTestData.DataFileName );
FullTestData.Reset();
DataRepository dataRepository = new DataRepository( configurationMock.Object );
PropertyChangedHandler propertyChangedHandler = new PropertyChangedHandler();
FoodGroup testFoodGroup = dataRepository.GetFoodGroup( FullTestData.MeatID );
// Tests:
// o Name is the same as the object from the repository
// o Changing the name causes appropriate properties to be marked as changed
FoodGroupViewModel testFoodGroupViewModel =
new FoodGroupViewModel( dataRepository, regionManagerMock.Object, interactionServiceMock.Object, loggerMock.Object );
NavigationContext navigationContext = new NavigationContext(
regionNavigationServiceMock.Object, new Uri( "FoodGroupView?ID=" + FullTestData.MeatID, UriKind.Relative ) );
testFoodGroupViewModel.OnNavigatedTo( navigationContext );
testFoodGroupViewModel.PropertyChanged += propertyChangedHandler.OnPropertyChanged;
Assert.AreEqual( testFoodGroup.Name, testFoodGroupViewModel.Name );
testFoodGroupViewModel.Name = "Some other name";
Assert.AreEqual( "Some other name", testFoodGroupViewModel.Name );
Assert.AreEqual( 3, propertyChangedHandler.PropertiesChanged.Count );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "Name" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsDirty" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsValid" ) );
}
public void FoodGroupViewModelIsDirty()
{
var loggerMock = new Mock<ILoggerFacade>();
var regionNavigationServiceMock = new Mock<IRegionNavigationService>();
var regionManagerMock = new Mock<IRegionManager>();
var interactionServiceMock = new Mock<IInteractionService>();
var configurationMock = new Mock<IConfiguration>();
configurationMock.Setup( x => x.DataSource ).Returns( DataSourceType.XMLFile );
configurationMock.Setup( x => x.FileName ).Returns( FullTestData.DataFileName );
FullTestData.Reset();
DataRepository dataRepository = new DataRepository( configurationMock.Object );
// Existing Food group
// Starts clean
// Change Name - dirty
// Undo - clean
// Change Description - dirty
// Undo - clean
FoodGroup vegetableFoodGroup = dataRepository.GetFoodGroup( FullTestData.VegetableID );
Assert.IsNotNull( vegetableFoodGroup );
String originalName = vegetableFoodGroup.Name;
String originalDescription = vegetableFoodGroup.Description;
FoodGroupViewModel vegetableFoodGroupViewModel =
new FoodGroupViewModel( dataRepository, regionManagerMock.Object, interactionServiceMock.Object, loggerMock.Object );
NavigationContext navigationContext = new NavigationContext(
regionNavigationServiceMock.Object, new Uri( "DoesItMatter?ID=" + vegetableFoodGroup.ID.ToString(), UriKind.Relative ) );
vegetableFoodGroupViewModel.OnNavigatedTo( navigationContext );
Assert.IsFalse( vegetableFoodGroupViewModel.IsDirty );
vegetableFoodGroupViewModel.Name += "Modified";
Assert.IsTrue( vegetableFoodGroupViewModel.IsDirty );
vegetableFoodGroupViewModel.Name = originalName;
Assert.IsFalse( vegetableFoodGroupViewModel.IsDirty );
vegetableFoodGroupViewModel.Description += "Different";
Assert.IsTrue( vegetableFoodGroupViewModel.IsDirty );
vegetableFoodGroupViewModel.Description = originalDescription;
Assert.IsFalse( vegetableFoodGroupViewModel.IsDirty );
vegetableFoodGroupViewModel.Name = null;
Assert.IsTrue( vegetableFoodGroupViewModel.IsDirty );
vegetableFoodGroupViewModel.Name = originalName;
Assert.IsFalse( vegetableFoodGroupViewModel.IsDirty );
}
public void FoodGroupNodeViewModelRemoveFoodGroup()
{
var configurationMock = new Mock<IConfiguration>();
configurationMock.Setup( x => x.DataSource ).Returns( DataSourceType.XMLFile );
configurationMock.Setup( x => x.FileName ).Returns( FullTestData.DataFileName );
FullTestData.Reset();
DataRepository dataRepository = new DataRepository( configurationMock.Object );
FoodGroupNodeViewModel foodGroupNodeViewModel = new FoodGroupNodeViewModel( dataRepository, null );
Int32 originalChildCount = foodGroupNodeViewModel.Children.Count;
FoodGroup removedFoodGroup = dataRepository.GetAllFoodGroups().ElementAt( 0 );
dataRepository.Remove( removedFoodGroup );
Assert.AreEqual( originalChildCount - 1, foodGroupNodeViewModel.Children.Count );
foreach (ClickableTreeNodeViewModel node in foodGroupNodeViewModel.Children)
{
FoodGroup foodGroup = dataRepository.GetFoodGroup( (Guid)node.Parameter );
Assert.IsNotNull( foodGroup );
Assert.AreEqual( foodGroup.Name, node.Name );
}
}
public void FoodGroupNodeViewModelDefault()
{
var configurationMock = new Mock<IConfiguration>();
configurationMock.Setup( x => x.DataSource ).Returns( DataSourceType.XMLFile );
configurationMock.Setup( x => x.FileName ).Returns( FullTestData.DataFileName );
FullTestData.Reset();
DataRepository dataRepository = new DataRepository( configurationMock.Object );
FoodGroupNodeViewModel foodGroupNodeViewModel = new FoodGroupNodeViewModel( dataRepository, null );
Assert.AreEqual( DisplayStrings.AdminFoodGroupsTitle, foodGroupNodeViewModel.Name );
// If the counts are the same, and every child is in the repository, then the data should be fine.
Assert.AreEqual( dataRepository.GetAllFoodGroups().Count, foodGroupNodeViewModel.Children.Count );
foreach (ClickableTreeNodeViewModel node in foodGroupNodeViewModel.Children)
{
FoodGroup foodGroup = dataRepository.GetFoodGroup( (Guid)node.Parameter );
Assert.IsNotNull( foodGroup );
Assert.AreEqual( foodGroup.Name, node.Name );
}
}
