public void AllowsNullValues()
{
var observableDictionary = new FastObservableDictionary <int, object>();
observableDictionary.Add(1, null);
Assert.IsNull(observableDictionary[1]);
}
public void RaisesEventWhileAddingObject()
{
var counter = 0;
var observableDictionary = new FastObservableDictionary <int, int>();
observableDictionary.AutomaticallyDispatchChangeNotifications = false;
observableDictionary.CollectionChanged += (sender, args) => counter++;
observableDictionary.Add((object)1, (object)1);
Assert.AreEqual(1, counter);
observableDictionary.Add((object)2, (object)2);
Assert.AreEqual(2, counter);
observableDictionary.Add((object)3, (object)3);
Assert.AreEqual(3, counter);
observableDictionary.Add((object)4, (object)4);
Assert.AreEqual(4, counter);
}
public void RaisesEventWhileAddingKvp()
{
var counter = 0;
var observableDictionary = new FastObservableDictionary <int, int>();
observableDictionary.AutomaticallyDispatchChangeNotifications = false;
observableDictionary.CollectionChanged += (sender, args) => counter++;
observableDictionary.Add(new KeyValuePair <int, int>(1, 1));
Assert.AreEqual(1, counter);
observableDictionary.Add(new KeyValuePair <int, int>(2, 2));
Assert.AreEqual(2, counter);
observableDictionary.Add(new KeyValuePair <int, int>(3, 3));
Assert.AreEqual(3, counter);
observableDictionary.Add(new KeyValuePair <int, int>(4, 4));
Assert.AreEqual(4, counter);
}
public void RaiseEventWhileAddingStronglyTyped()
{
var counter = 0;
var observableDictionary = new FastObservableDictionary <int, int>();
observableDictionary.AutomaticallyDispatchChangeNotifications = false;
observableDictionary.CollectionChanged += (sender, args) => counter++;
observableDictionary.Add(1, 1);
Assert.AreEqual(1, counter);
observableDictionary.Add(2, 2);
Assert.AreEqual(2, counter);
observableDictionary.Add(3, 3);
Assert.AreEqual(3, counter);
observableDictionary.Add(4, 4);
Assert.AreEqual(4, counter);
}
public void ThrowsArgumentNullExceptionForAddObject()
{
var observableDictionary = new FastObservableDictionary <int, int>();
Assert.That(() => observableDictionary.Add(1, null), Throws.ArgumentNullException);
}
public void ThrowsInvalidCastExceptionForAddObject()
{
var observableDictionary = new FastObservableDictionary <int, int>();
Assert.That(() => observableDictionary.Add((object)"1", 1), Throws.TypeOf <InvalidCastException>());
}
public void ThrowsArgumentNullExceptionForNullKey()
{
var observableDictionary = new FastObservableDictionary <object, int>();
Assert.That(() => observableDictionary.Add(null, 1), Throws.ArgumentNullException);
}