public void CopyTo()
{
var observableCollection = new ObservableCollection <View>();
var wrapper = new ObservableWrapper <View, View>(observableCollection);
var child1 = new Button();
var child2 = new Button();
var child3 = new Button();
var child4 = new Button();
var child5 = new Button();
observableCollection.Add(new Stepper());
wrapper.Add(child1);
observableCollection.Add(new Button());
wrapper.Add(child2);
wrapper.Add(child3);
wrapper.Add(child4);
wrapper.Add(child5);
observableCollection.Add(new Button());
var target = new View[30];
wrapper.CopyTo(target, 2);
Assert.AreEqual(target[2], child1);
Assert.AreEqual(target[3], child2);
Assert.AreEqual(target[4], child3);
Assert.AreEqual(target[5], child4);
Assert.AreEqual(target[6], child5);
}
public void INCCComplexRemoveLast()
{
var oc = new ObservableCollection <View>();
var wrapper = new ObservableWrapper <View, Button>(oc);
oc.Add(new Stepper());
wrapper.Add(new Button());
wrapper.Add(new Button());
var child = new Button();
wrapper.Add(child);
Button removedResult = null;
int removeIndex = -1;
wrapper.CollectionChanged += (sender, args) =>
{
removedResult = args.OldItems[0] as Button;
removeIndex = args.OldStartingIndex;
};
wrapper.Remove(child);
Assert.AreEqual(child, removedResult);
Assert.AreEqual(2, removeIndex);
}
public void INCCReplace()
{
var oc = new ObservableCollection <View>();
var wrapper = new ObservableWrapper <View, Button>(oc);
var child1 = new Button();
var child2 = new Button();
wrapper.Add(child1);
int index = -1;
Button oldItem = null;
Button newItem = null;
wrapper.CollectionChanged += (sender, args) =>
{
index = args.NewStartingIndex;
oldItem = args.OldItems[0] as Button;
newItem = args.NewItems[0] as Button;
};
wrapper[0] = child2;
Assert.AreEqual(0, index);
Assert.AreEqual(child1, oldItem);
Assert.AreEqual(child2, newItem);
}
public async Task OpenMarket()
{
MarketState = MarketState.Open;
await Hub.Clients.All.SendAsync("marketOpened");
var pauseBetweenKeepAlive = TimeSpan.FromSeconds(10);
StocksObservable = new ObservableWrapper <Stock> ();
await StockHubConnection.StartAsync(cancelToken.Token);
StockHubConnection.On <Stock> ("UpdateStocks", (stock) => {
WatchOneStock(stock);
StocksObservable.OnNext(stock);
});
StockHubConnection.On <Exception> ("UpdateStocksError", (ex) => {
_logger.Error(ex, "Error receiving 'UpdateStocks' stream: ");
});
StockHubConnection.Closed += ex => {
_logger.Error(ex, "An error occurred receiving entities of type Stock: {0}");
StockHubConnection.StopAsync();
KeepAlive(pauseBetweenKeepAlive, _logger);
return(Task.CompletedTask);
};
KeepAlive(pauseBetweenKeepAlive, _logger);
}
public CategoriesViewModel()
{
NewCategoryName = new ObservableWrapper <string>();
Categories = new ObservableCollection <Category>();
AddCategoryCommand = new RelayCommand(AddCategory, true);
FetchCategories();
}
public void Constructor()
{
var observableCollection = new ObservableCollection <View>();
var wrapper = new ObservableWrapper <View, Button>(observableCollection);
Assert.IsEmpty(wrapper);
Assert.Throws <ArgumentNullException>(() => new ObservableWrapper <View, View>(null));
}
public void Constructor ()
{
var observableCollection = new ObservableCollection<View> ();
var wrapper = new ObservableWrapper<View, Button> (observableCollection);
Assert.IsEmpty (wrapper);
Assert.Throws<ArgumentNullException> (() => new ObservableWrapper<View, View> (null));
}
public void IgnoresInternallyAddedSameType ()
{
var observableCollection = new ObservableCollection<View> ();
var wrapper = new ObservableWrapper<View, View> (observableCollection);
var child = new View ();
observableCollection.Add (child);
Assert.IsEmpty (wrapper);
}
public void IgnoresInternallyAddedSameType()
{
var observableCollection = new ObservableCollection <View>();
var wrapper = new ObservableWrapper <View, View>(observableCollection);
var child = new View();
observableCollection.Add(child);
Assert.IsEmpty(wrapper);
}
public void TracksExternallyAddedSameType()
{
var observableCollection = new ObservableCollection <View>();
var wrapper = new ObservableWrapper <View, View>(observableCollection);
var child = new Button();
wrapper.Add(child);
Assert.AreEqual(child, wrapper[0]);
Assert.AreEqual(child, observableCollection[0]);
}
public void TracksExternallyAddedSameType ()
{
var observableCollection = new ObservableCollection<View> ();
var wrapper = new ObservableWrapper<View, View> (observableCollection);
var child = new Button ();
wrapper.Add (child);
Assert.AreEqual (child, wrapper[0]);
Assert.AreEqual (child, observableCollection[0]);
}
public void IndexerSameType()
{
var observableCollection = new ObservableCollection <View>();
var wrapper = new ObservableWrapper <View, View>(observableCollection);
wrapper.Add(new Button());
var newButton = new Button();
wrapper[0] = newButton;
Assert.AreEqual(newButton, wrapper[0]);
}
public void Clear()
{
var oc = new ObservableCollection <View>();
var wrapper = new ObservableWrapper <View, Button>(oc);
oc.Add(new Stepper());
wrapper.Add(new Button());
wrapper.Add(new Button());
wrapper.Clear();
Assert.AreEqual(1, oc.Count);
Assert.AreEqual(0, wrapper.Count);
}
public void CannotRemoveInternalItem()
{
var observableCollection = new ObservableCollection <View>();
var wrapper = new ObservableWrapper <View, View>(observableCollection);
var child = new View();
observableCollection.Add(child);
Assert.IsEmpty(wrapper);
Assert.False(wrapper.Remove(child));
Assert.Contains(child, observableCollection);
}
public void AddWithInternalItemsAlreadyAdded ()
{
var observableCollection = new ObservableCollection<View> ();
var wrapper = new ObservableWrapper<View, Button> (observableCollection);
var view = new View ();
observableCollection.Add (view);
var btn = new Button ();
wrapper.Add (btn);
Assert.AreEqual (btn, wrapper[0]);
Assert.AreEqual (1, wrapper.Count);
Assert.Contains (btn, observableCollection);
Assert.Contains (view, observableCollection);
Assert.AreEqual (2, observableCollection.Count);
}
public void ReadOnly()
{
var observableCollection = new ObservableCollection <View>();
var wrapper = new ObservableWrapper <View, Button>(observableCollection);
Assert.False(wrapper.IsReadOnly);
wrapper.Add(new Button());
wrapper.IsReadOnly = true;
Assert.True(wrapper.IsReadOnly);
Assert.Throws <NotSupportedException>(() => wrapper.Remove(wrapper[0]));
Assert.Throws <NotSupportedException>(() => wrapper.Add(new Button()));
Assert.Throws <NotSupportedException>(() => wrapper.RemoveAt(0));
Assert.Throws <NotSupportedException>(() => wrapper.Insert(0, new Button()));
Assert.Throws <NotSupportedException>(wrapper.Clear);
}
public void CopyToArrayBaseType()
{
var oc = new ObservableCollection <View>();
var wrapper = new ObservableWrapper <View, Button>(oc);
oc.Add(new Stepper());
var child1 = new Button();
var child2 = new Button();
wrapper.Add(child1);
wrapper.Add(child2);
var target = new View[4];
wrapper.CopyTo((Array)target, 2);
Assert.AreEqual(target[2], child1);
Assert.AreEqual(target[3], child2);
}
public void INCCSimpleAddToInner()
{
var oc = new ObservableCollection <View> ();
var wrapper = new ObservableWrapper <View, View> (oc);
var child = new Button();
Button addedResult = null;
int addIndex = -1;
wrapper.CollectionChanged += (sender, args) => {
addedResult = args.NewItems[0] as Button;
addIndex = args.NewStartingIndex;
};
oc.Add(child);
Assert.AreEqual(-1, addIndex);
Assert.AreEqual(null, addedResult);
}
public void AddWithInternalItemsAlreadyAddedSameType()
{
var observableCollection = new ObservableCollection <View>();
var wrapper = new ObservableWrapper <View, View>(observableCollection);
var view = new View();
observableCollection.Add(view);
var btn = new Button();
wrapper.Add(btn);
Assert.AreEqual(btn, wrapper[0]);
Assert.AreEqual(1, wrapper.Count);
Assert.Contains(btn, observableCollection);
Assert.Contains(view, observableCollection);
Assert.AreEqual(2, observableCollection.Count);
}
public void DifferentTypes()
{
var oc = new ObservableCollection <Element>();
var wrapper = new ObservableWrapper <Element, Button>(oc);
// Wrong type!
oc.Add(new Label());
var child1 = new Button();
var child2 = new Button();
wrapper.Add(child1);
wrapper.Add(child2);
// Do things that might cast
foreach (var item in wrapper)
{
}
var target = new Button[4];
wrapper.CopyTo(target, 2);
Assert.AreEqual(target[2], child1);
Assert.AreEqual(target[3], child2);
}
public void IndexerSameType ()
{
var observableCollection = new ObservableCollection<View> ();
var wrapper = new ObservableWrapper<View, View> (observableCollection);
wrapper.Add (new Button ());
var newButton = new Button ();
wrapper[0] = newButton;
Assert.AreEqual (newButton, wrapper[0]);
}
public void INCCSimpleRemoveFromInner ()
{
var oc = new ObservableCollection<View> ();
var wrapper = new ObservableWrapper<View, Button> (oc);
var child = new Button ();
oc.Add (child);
Button addedResult = null;
int addIndex = -1;
wrapper.CollectionChanged += (sender, args) => {
addedResult = args.OldItems[0] as Button;
addIndex = args.OldStartingIndex;
};
oc.Remove (child);
Assert.AreEqual (-1, addIndex);
Assert.AreEqual (null, addedResult);
}
public void CannotRemoveInternalItem ()
{
var observableCollection = new ObservableCollection<View> ();
var wrapper = new ObservableWrapper<View, View> (observableCollection);
var child = new View ();
observableCollection.Add (child);
Assert.IsEmpty (wrapper);
Assert.False (wrapper.Remove (child));
Assert.Contains (child, observableCollection);
}
public void INCCComplexRemoveLast ()
{
var oc = new ObservableCollection<View> ();
var wrapper = new ObservableWrapper<View, Button> (oc);
oc.Add (new Stepper ());
wrapper.Add (new Button ());
wrapper.Add (new Button ());
var child = new Button ();
wrapper.Add (child);
Button removedResult = null;
int removeIndex = -1;
wrapper.CollectionChanged += (sender, args) => {
removedResult = args.OldItems[0] as Button;
removeIndex = args.OldStartingIndex;
};
wrapper.Remove (child);
Assert.AreEqual (child, removedResult);
Assert.AreEqual (2, removeIndex);
}
public void INCCReplace ()
{
var oc = new ObservableCollection<View> ();
var wrapper = new ObservableWrapper<View, Button> (oc);
var child1 = new Button ();
var child2 = new Button ();
wrapper.Add (child1);
int index = -1;
Button oldItem = null;
Button newItem = null;
wrapper.CollectionChanged += (sender, args) => {
index = args.NewStartingIndex;
oldItem = args.OldItems[0] as Button;
newItem = args.NewItems[0] as Button;
};
wrapper[0] = child2;
Assert.AreEqual (0, index);
Assert.AreEqual (child1, oldItem);
Assert.AreEqual (child2, newItem);
}
public void INCCComplexAdd ()
{
var oc = new ObservableCollection<View> ();
var wrapper = new ObservableWrapper<View, Button> (oc);
oc.Add (new Stepper ());
var child = new Button ();
Button addedResult = null;
int addIndex = -1;
wrapper.CollectionChanged += (sender, args) => {
addedResult = args.NewItems[0] as Button;
addIndex = args.NewStartingIndex;
};
wrapper.Add (child);
Assert.AreEqual (0, addIndex);
Assert.AreEqual (child, addedResult);
}
public void ReadOnly ()
{
var observableCollection = new ObservableCollection<View> ();
var wrapper = new ObservableWrapper<View, Button> (observableCollection);
Assert.False (wrapper.IsReadOnly);
wrapper.Add (new Button ());
wrapper.IsReadOnly = true;
Assert.True (wrapper.IsReadOnly);
Assert.Throws<NotSupportedException> (() => wrapper.Remove (wrapper[0]));
Assert.Throws<NotSupportedException> (() => wrapper.Add (new Button ()));
Assert.Throws<NotSupportedException> (() => wrapper.RemoveAt (0));
Assert.Throws<NotSupportedException> (() => wrapper.Insert (0, new Button ()));
Assert.Throws<NotSupportedException> (wrapper.Clear);
}
public void CopyTo ()
{
var observableCollection = new ObservableCollection<View> ();
var wrapper = new ObservableWrapper<View, View> (observableCollection);
var child1 = new Button ();
var child2 = new Button ();
var child3 = new Button ();
var child4 = new Button ();
var child5 = new Button ();
observableCollection.Add (new Stepper ());
wrapper.Add (child1);
observableCollection.Add (new Button ());
wrapper.Add (child2);
wrapper.Add (child3);
wrapper.Add (child4);
wrapper.Add (child5);
observableCollection.Add (new Button ());
var target = new View[30];
wrapper.CopyTo (target, 2);
Assert.AreEqual (target[2], child1);
Assert.AreEqual (target[3], child2);
Assert.AreEqual (target[4], child3);
Assert.AreEqual (target[5], child4);
Assert.AreEqual (target[6], child5);
}
