public void FoodItemAddedToChildrenWhenAddedToRepository()
{
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 );
FoodItemNodeViewModel foodItemNodeViewModel = new FoodItemNodeViewModel( dataRepository, null );
Int32 originalChildCount = foodItemNodeViewModel.Children.Count;
FoodItem newFoodItem = new FoodItem( Guid.NewGuid(), "New Food Item", "Some Description", 92 );
newFoodItem.FoodGroupsPerServing.Add( new Serving<FoodGroup>( dataRepository.GetAllFoodGroups()[0], 1 ) );
dataRepository.SaveItem( newFoodItem );
Assert.AreEqual( originalChildCount + 1, foodItemNodeViewModel.Children.Count );
foreach (ClickableTreeNodeViewModel node in foodItemNodeViewModel.Children)
{
FoodItem foodItem = dataRepository.GetFoodItem( (Guid)node.Parameter );
Assert.IsNotNull( foodItem );
Assert.AreEqual( foodItem.Name, node.Name );
}
}
public void FoodItemNodeViewModelRemoveFoodItem()
{
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 );
FoodItemNodeViewModel foodItemNodeViewModel = new FoodItemNodeViewModel( dataRepository, null );
Int32 originalChildCount = foodItemNodeViewModel.Children.Count;
FoodItem removedFoodItem = dataRepository.GetAllFoodItems().ElementAt( 0 );
dataRepository.Remove( removedFoodItem );
Assert.AreEqual( originalChildCount - 1, foodItemNodeViewModel.Children.Count );
foreach (ClickableTreeNodeViewModel node in foodItemNodeViewModel.Children)
{
FoodItem foodItem = dataRepository.GetFoodItem( (Guid)node.Parameter );
Assert.IsNotNull( foodItem );
Assert.AreEqual( foodItem.Name, node.Name );
}
}
public void NonFoodItemNotAddedToChildrenWhenAddedToRepository()
{
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 );
FoodItemNodeViewModel foodItemNodeViewModel = new FoodItemNodeViewModel( dataRepository, null );
Int32 originalChildCount = foodItemNodeViewModel.Children.Count;
var newMealType = new MealType( Guid.NewGuid(), "New Meal Type", "Some Description", DateTime.Now, false );
Assert.IsTrue( newMealType.IsValid );
dataRepository.SaveItem( newMealType );
Assert.AreEqual( originalChildCount, foodItemNodeViewModel.Children.Count );
foreach (ClickableTreeNodeViewModel node in foodItemNodeViewModel.Children)
{
FoodItem foodItem = dataRepository.GetFoodItem( (Guid)node.Parameter );
Assert.IsNotNull( foodItem );
Assert.AreEqual( foodItem.Name, node.Name );
}
}
public void FoodItemNodeViewModelDefault()
{
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 );
FoodItemNodeViewModel foodItemNodeViewModel = new FoodItemNodeViewModel( dataRepository, null );
Assert.AreEqual( DisplayStrings.AdminFoodItemsTitle, foodItemNodeViewModel.Name );
// If the counts are the same, and every child is in the repository, then the data should be fine.
Assert.AreEqual( dataRepository.GetAllFoodItems().Count, foodItemNodeViewModel.Children.Count );
foreach (ClickableTreeNodeViewModel node in foodItemNodeViewModel.Children)
{
FoodItem foodItem = dataRepository.GetFoodItem( (Guid)node.Parameter );
Assert.IsNotNull( foodItem );
Assert.AreEqual( foodItem.Name, node.Name );
}
}
public void FoodItemViewModelName()
{
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();
FoodItem testFoodItem = dataRepository.GetFoodItem( FullTestData.CheeseBurgerID );
FoodItemViewModel testFoodItemViewModel =
new FoodItemViewModel( dataRepository, regionManagerMock.Object, interactionServiceMock.Object, loggerMock.Object );
// Tests:
// o Name is the same as the object from the repository
// o Changing the name causes appropriate properties to be marked as changed
NavigationContext navigationContext = new NavigationContext(
regionNavigationServiceMock.Object, new Uri( "FoodItemView?ID=" + testFoodItem.ID.ToString(), UriKind.Relative ) );
testFoodItemViewModel.OnNavigatedTo( navigationContext );
testFoodItemViewModel.PropertyChanged += propertyChangedHandler.OnPropertyChanged;
Assert.AreEqual( testFoodItem.Name, testFoodItemViewModel.Name );
testFoodItemViewModel.Name = "Some other name";
Assert.AreEqual( "Some other name", testFoodItemViewModel.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 FoodItemViewModelIsDirty()
{
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 );
// Existing Food Item
// Starts clean
// Change Name - dirty
// Undo - clean
// Change Description - dirty
// Undo - clean
// Change Calories - dirty
// Undo - clean
// Change Food Group Serving - dirty
// Undo - clean
// Add food group - dirty
// undo - clean
//
FoodItem cheeseBurger = dataRepository.GetFoodItem( FullTestData.CheeseBurgerID );
Assert.IsNotNull( cheeseBurger );
String originalName = cheeseBurger.Name;
String originalDescription = cheeseBurger.Description;
FoodItemViewModel cheeseBurgerViewModel =
new FoodItemViewModel( dataRepository, regionManagerMock.Object, interactionServiceMock.Object, loggerMock.Object );
NavigationContext navigationContext = new NavigationContext(
regionNavigationServiceMock.Object, new Uri( "FoodItemView?ID=" + cheeseBurger.ID.ToString(), UriKind.Relative ) );
cheeseBurgerViewModel.OnNavigatedTo( navigationContext );
Assert.IsFalse( cheeseBurgerViewModel.IsDirty );
cheeseBurgerViewModel.Name += "Modified";
Assert.IsTrue( cheeseBurgerViewModel.IsDirty );
cheeseBurgerViewModel.Name = originalName;
Assert.IsFalse( cheeseBurgerViewModel.IsDirty );
cheeseBurgerViewModel.Description += "Different";
Assert.IsTrue( cheeseBurgerViewModel.IsDirty );
cheeseBurgerViewModel.Description = originalDescription;
Assert.IsFalse( cheeseBurgerViewModel.IsDirty );
cheeseBurgerViewModel.Name = null;
Assert.IsTrue( cheeseBurgerViewModel.IsDirty );
cheeseBurgerViewModel.Name = originalName;
Assert.IsFalse( cheeseBurgerViewModel.IsDirty );
cheeseBurgerViewModel.CaloriesPerServing += 90;
Assert.IsTrue( cheeseBurgerViewModel.IsDirty );
cheeseBurgerViewModel.CaloriesPerServing -= 90;
Assert.IsFalse( cheeseBurgerViewModel.IsDirty );
cheeseBurgerViewModel.FoodGroupsPerServing[0].Quantity += 1;
Assert.IsTrue( cheeseBurgerViewModel.IsDirty );
cheeseBurgerViewModel.FoodGroupsPerServing[0].Quantity -= 1;
Assert.IsFalse( cheeseBurgerViewModel.IsDirty );
ServingViewModel<FoodGroup> serving = cheeseBurgerViewModel.FoodGroupsPerServing[0];
cheeseBurgerViewModel.FoodGroupsPerServing.Remove( serving );
Assert.IsTrue( cheeseBurgerViewModel.IsDirty );
// Create an exact duplicate of the servings.
ServingViewModel<FoodGroup> copyOfServing = new ServingViewModel<FoodGroup>( serving.Entity, serving.Quantity );
cheeseBurgerViewModel.FoodGroupsPerServing.Add( copyOfServing );
Assert.IsFalse( cheeseBurgerViewModel.IsDirty );
serving = new ServingViewModel<FoodGroup>(
dataRepository.FindFoodGroup( fg => fg.Name == "Water" ), 1 );
cheeseBurgerViewModel.FoodGroupsPerServing.Add( serving );
Assert.IsTrue( cheeseBurgerViewModel.IsDirty );
cheeseBurgerViewModel.FoodGroupsPerServing.Remove( serving );
Assert.IsFalse( cheeseBurgerViewModel.IsDirty );
}
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 FoodItemViewModelCaloriesPerServing()
{
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();
// Construct a known food group mealType and make sure the food group servings makes sense.
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.CaloriesPerServing, foodItemViewModel.CaloriesPerServing );
Assert.IsFalse( foodItemViewModel.IsDirty );
Assert.IsTrue( foodItemViewModel.IsValid );
// Change the calories
foodItemViewModel.CaloriesPerServing = 700;
Assert.IsTrue( foodItemViewModel.IsDirty );
Assert.IsTrue( foodItemViewModel.IsValid );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "CaloriesPerServing" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsDirty" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsValid" ) );
Assert.AreEqual( 3, propertyChangedHandler.PropertiesChanged.Count );
foodItemViewModel.CaloriesPerServing = 650;
Assert.IsFalse( foodItemViewModel.IsDirty );
Assert.IsTrue( foodItemViewModel.IsValid );
propertyChangedHandler.Reset();
// Make the calories invalid
foodItemViewModel.CaloriesPerServing = -700;
Assert.IsTrue( foodItemViewModel.IsDirty );
Assert.IsFalse( foodItemViewModel.IsValid );
Assert.AreEqual( Messages.Error_Negative_Calories, foodItemViewModel.Error );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "CaloriesPerServing" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsDirty" ) );
Assert.IsTrue( propertyChangedHandler.PropertiesChanged.Contains( "IsValid" ) );
Assert.AreEqual( 3, propertyChangedHandler.PropertiesChanged.Count );
}
