public void Entry_subscribes_to_INotifyCollectionChanged_for_Remove(bool ourCollection)
{
var item = new ChangedOnlyNotificationEntity();
var collection = CreateCollection(ourCollection, item);
var testListener = SetupTestCollectionListener(collection);
collection.Remove(item);
Assert.Equal("RelatedCollection", testListener.CollectionChanged.Single().Item2.Name);
Assert.Empty(testListener.CollectionChanged.Single().Item3);
Assert.Same(item, testListener.CollectionChanged.Single().Item4.Single());
}
public void Entry_ignores_INotifyCollectionChanged_for_Move()
{
var item1 = new ChangedOnlyNotificationEntity();
var item2 = new ChangedOnlyNotificationEntity();
var collection = new ObservableCollection <ChangedOnlyNotificationEntity> {
item1, item2
};
var testListener = SetupTestCollectionListener(collection);
collection.Move(0, 1);
Assert.Empty(testListener.CollectionChanged);
}
public void Entry_throws_for_INotifyCollectionChanged_Reset()
{
var item1 = new ChangedOnlyNotificationEntity();
var item2 = new ChangedOnlyNotificationEntity();
var collection = new ObservableCollection <ChangedOnlyNotificationEntity> {
item1, item2
};
var testListener = SetupTestCollectionListener(collection);
Assert.Equal(
CoreStrings.ResetNotSupported,
Assert.Throws <InvalidOperationException>(() => collection.Clear()).Message);
Assert.Empty(testListener.CollectionChanged);
}
public void Entry_subscribes_to_INotifyCollectionChanged_for_Replace()
{
var item1 = new ChangedOnlyNotificationEntity();
var collection = new ObservableCollection <ChangedOnlyNotificationEntity> {
item1
};
var testListener = SetupTestCollectionListener(collection);
var item2 = new ChangedOnlyNotificationEntity();
collection[0] = item2;
Assert.Equal("RelatedCollection", testListener.CollectionChanged.Single().Item2.Name);
Assert.Same(item2, testListener.CollectionChanged.Single().Item3.Single());
Assert.Same(item1, testListener.CollectionChanged.Single().Item4.Single());
}
public void Entry_handles_clear_as_replace_with_ObservableHashSet()
{
var item1 = new ChangedOnlyNotificationEntity();
var item2 = new ChangedOnlyNotificationEntity();
var collection = new ObservableHashSet <ChangedOnlyNotificationEntity> {
item1, item2
};
var testListener = SetupTestCollectionListener(collection);
collection.Clear();
Assert.Empty(collection);
Assert.Equal("RelatedCollection", testListener.CollectionChanged.Single().Item2.Name);
Assert.Empty(testListener.CollectionChanged.Single().Item3);
Assert.Same(item1, testListener.CollectionChanged.Single().Item4.First());
Assert.Same(item2, testListener.CollectionChanged.Single().Item4.Skip(1).Single());
}
public void Entry_ignores_INotifyCollectionChanged_for_Move(bool ourCollection)
{
var item1 = new ChangedOnlyNotificationEntity();
var item2 = new ChangedOnlyNotificationEntity();
var collection = CreateCollection(ourCollection, item1, item2);
var testListener = SetupTestCollectionListener(collection);
if (ourCollection)
{
((ObservableCollectionWithClear <ChangedOnlyNotificationEntity>)collection).Move(0, 1);
}
else
{
((ObservableCollection <ChangedOnlyNotificationEntity>)collection).Move(0, 1);
}
Assert.Empty(testListener.CollectionChanged);
}
public void Snapshots_are_created_for_entities_without_changing_notifications()
{
var entity = new ChangedOnlyNotificationEntity {
Name = "Palmer", Id = 1
};
var entry = TestHelpers.Instance.CreateInternalEntry(
BuildModel(),
EntityState.Unchanged,
entity);
Assert.True(entry.HasRelationshipSnapshot);
Assert.Equal("Palmer", entry.GetOriginalValue(entry.EntityType.FindProperty("Name")));
entity.Name = "Luckey";
Assert.Equal("Palmer", entry.GetOriginalValue(entry.EntityType.FindProperty("Name")));
}
public void Entry_subscribes_to_INotifyCollectionChanged_for_Replace(bool ourCollection)
{
var item1 = new ChangedOnlyNotificationEntity();
var collection = CreateCollection(ourCollection, item1);
var testListener = SetupTestCollectionListener(collection);
var item2 = new ChangedOnlyNotificationEntity();
if (ourCollection)
{
((ObservableCollectionWithClear <ChangedOnlyNotificationEntity>)collection)[0] = item2;
}
else
{
((ObservableCollection <ChangedOnlyNotificationEntity>)collection)[0] = item2;
}
Assert.Equal("RelatedCollection", testListener.CollectionChanged.Single().Item1.Name);
Assert.Same(item2, testListener.CollectionChanged.Single().Item2.Single());
Assert.Same(item1, testListener.CollectionChanged.Single().Item3.Single());
}
