public void ExtendedObservableCollection_RemoveNullHandlerTest()
{
using (var verify = new Verify())
{
var list = new ObservableCollectionExtended<int>();
var result = new ReadOnlyObservableCollectionExtended<int>(list);
verify.ArgumentNullException("eventHandler", () => result.RemoveHandler((IListener<NotifyCollectionChangedEventArgs>)null));
verify.ArgumentNullException("eventHandler", () => result.RemoveHandler((IListener<PropertyChangedEventArgs>)null));
}
}
public void ExtendedObservableCollection_RemoveNullHandlerTest()
{
using (var verify = new Verify())
{
var list = new ObservableCollectionExtended <int>();
var result = new ReadOnlyObservableCollectionExtended <int>(list);
verify.ArgumentNullException("eventHandler", () => result.RemoveHandler((IListener <NotifyCollectionChangedEventArgs>)null));
verify.ArgumentNullException("eventHandler", () => result.RemoveHandler((IListener <PropertyChangedEventArgs>)null));
}
}
public void ExtendedReadOnlyObservableCollection_OnSourcePropertyChanged2()
{
using (var verify = new Verify())
{
var list = new NotifierCollection();
var result = new ReadOnlyObservableCollectionExtended <Notifier>(list);
var propertyAssert = new PropertyChangedEventTest(verify, result);
list.RaisePropertyName("");
propertyAssert.ExpectEvent("");
}
}
public void ExtendedReadOnlyObservableCollection_OnItemPropertyChanged()
{
using (var verify = new Verify())
{
var list = new ObservableCollectionExtended <Notifier>();
var result = new ReadOnlyObservableCollectionExtended <Notifier>(list);
var itemPropertyAssert = new ItemPropertyChangedEventTest(verify, result);
var notifier = new Notifier();
list.Add(notifier);
notifier.Name = "Frank";
itemPropertyAssert.ExpectEvent(notifier, "Name");
}
}
public void ExtendedReadOnlyObservableCollection_Constructor_Test1()
{
using (var verify = new Verify())
{
try
{
ObservableCollectionExtended <int> list = null;
var result = new ReadOnlyObservableCollectionExtended <int>(list);
verify.Fail("Expected an ArgumentNullException");
}
catch (ArgumentNullException ex)
{
verify.AreEqual("list", ex.ParamName, "Parameter name is wrong");
}
}
}
public void ExtendedReadOnlyObservableCollection_RemoveHandlerTest()
{
using (var verify = new Verify())
{
var list = new ObservableCollectionExtended <int>();
var result = new ReadOnlyObservableCollectionExtended <int>(list);
var collectionChangedEventQueue = new Queue <Tuple <object, NotifyCollectionChangedEventArgs> >();
var collectionChangedListener = new Listener <NotifyCollectionChangedEventArgs>((s, e) => collectionChangedEventQueue.Enqueue(Tuple.Create(s, e)));
result.RemoveHandler(collectionChangedListener);
var propertyChangedEventQueue = new Queue <Tuple <object, PropertyChangedEventArgs> >();
var propertyChangedListener = new Listener <PropertyChangedEventArgs>((s, e) => propertyChangedEventQueue.Enqueue(Tuple.Create(s, e)));
result.RemoveHandler(propertyChangedListener);
}
}
public void ExtendedReadOnlyObservableCollection_MemoryTest()
{
using (var verify = new Verify())
{
Func <WeakReference> builder = () =>
{
var source = new ObservableCollectionExtended <int>();
var target = new ReadOnlyObservableCollectionExtended <int>(source);
var sourceEvents = new Queue <NotifyCollectionChangedEventArgs>();
var targetEvents = new Queue <NotifyCollectionChangedEventArgs>();
var sourceEvents2 = new Queue <PropertyChangedEventArgs>();
var targetEvents2 = new Queue <PropertyChangedEventArgs>();
source.CollectionChanged += (s, e) => sourceEvents.Enqueue(e);
target.CollectionChanged += (s, e) => targetEvents.Enqueue(e);
source.PropertyChanged += (s, e) => sourceEvents2.Enqueue(e);
target.PropertyChanged += (s, e) => targetEvents2.Enqueue(e);
Memory.CycleGC();
source.Add(1);
source.Add(2);
source.Add(3);
verify.AreEqual(3, sourceEvents.Count, "NotifyCollectionChangedEventArgs in source was wrong");
verify.AreEqual(3, targetEvents.Count, "NotifyCollectionChangedEventArgs in target was wrong");
verify.AreEqual(6, sourceEvents2.Count, "PropertyChangedEventArgs in source was wrong. There should be 2 per add.");
verify.AreEqual(6, targetEvents2.Count, "PropertyChangedEventArgs in target was wrong. There should be 2 per add.");
verify.ItemsAreEqual(source, target, "");
return(new WeakReference(target));
};
var wr = builder();
Memory.CycleGC();
verify.IsFalse(wr.IsAlive, "wr wasn't GC'd");
}
}
public void ExtendedObservableDictionary_RemoveHandlerTest2()
{
using (var verify = new Verify())
{
var list = new ObservableCollectionExtended<int>();
var result = new ReadOnlyObservableCollectionExtended<int>(list);
var collectionChangedEventQueue = new Queue<Tuple<object, NotifyCollectionChangedEventArgs>>();
var collectionChangedListener = new Listener<NotifyCollectionChangedEventArgs>((s, e) => collectionChangedEventQueue.Enqueue(Tuple.Create(s, e)));
result.AddHandler(collectionChangedListener);
result.RemoveHandler(collectionChangedListener);
result.RemoveHandler(collectionChangedListener);
var propertyChangedEventQueue = new Queue<Tuple<object, PropertyChangedEventArgs>>();
var propertyChangedListener = new Listener<PropertyChangedEventArgs>((s, e) => propertyChangedEventQueue.Enqueue(Tuple.Create(s, e)));
result.AddHandler(propertyChangedListener);
result.RemoveHandler(propertyChangedListener);
result.RemoveHandler(propertyChangedListener);
}
}
public void ExtendedReadOnlyObservableCollection_MemoryTest()
{
using (var verify = new Verify())
{
Func<WeakReference> builder = () =>
{
var source = new ObservableCollectionExtended<int>();
var target = new ReadOnlyObservableCollectionExtended<int>(source);
var sourceEvents = new Queue<NotifyCollectionChangedEventArgs>();
var targetEvents = new Queue<NotifyCollectionChangedEventArgs>();
var sourceEvents2 = new Queue<PropertyChangedEventArgs>();
var targetEvents2 = new Queue<PropertyChangedEventArgs>();
source.CollectionChanged += (s, e) => sourceEvents.Enqueue(e);
target.CollectionChanged += (s, e) => targetEvents.Enqueue(e);
source.PropertyChanged += (s, e) => sourceEvents2.Enqueue(e);
target.PropertyChanged += (s, e) => targetEvents2.Enqueue(e);
Memory.CycleGC();
source.Add(1);
source.Add(2);
source.Add(3);
verify.AreEqual(3, sourceEvents.Count, "NotifyCollectionChangedEventArgs in source was wrong");
verify.AreEqual(3, targetEvents.Count, "NotifyCollectionChangedEventArgs in target was wrong");
verify.AreEqual(6, sourceEvents2.Count, "PropertyChangedEventArgs in source was wrong. There should be 2 per add.");
verify.AreEqual(6, targetEvents2.Count, "PropertyChangedEventArgs in target was wrong. There should be 2 per add.");
verify.ItemsAreEqual(source, target, "");
return new WeakReference(target);
};
var wr = builder();
Memory.CycleGC();
verify.IsFalse(wr.IsAlive, "wr wasn't GC'd");
}
}
public void ExtendedReadOnlyObservableCollection_Constructor_Test1()
{
using (var verify = new Verify())
{
try
{
ObservableCollectionExtended<int> list = null;
var result = new ReadOnlyObservableCollectionExtended<int>(list);
verify.Fail("Expected an ArgumentNullException");
}
catch (ArgumentNullException ex)
{
verify.AreEqual("list", ex.ParamName, "Parameter name is wrong");
}
}
}
public void ExtendedReadOnlyObservableCollection_OnSourcePropertyChanged2()
{
using (var verify = new Verify())
{
var list = new NotifierCollection();
var result = new ReadOnlyObservableCollectionExtended<Notifier>(list);
var propertyAssert = new PropertyChangedEventTest(verify, result);
list.RaisePropertyName("");
propertyAssert.ExpectEvent("");
}
}
public void ExtendedReadOnlyObservableCollection_OnItemPropertyChanged()
{
using (var verify = new Verify())
{
var list = new ObservableCollectionExtended<Notifier>();
var result = new ReadOnlyObservableCollectionExtended<Notifier>(list);
var itemPropertyAssert = new ItemPropertyChangedEventTest(verify, result);
var notifier = new Notifier();
list.Add(notifier);
notifier.Name = "Frank";
itemPropertyAssert.ExpectEvent(notifier, "Name");
}
}
