public void UnsubscribeFromOldItemOnReplace()
{
var eventedList = new EventedList <MockClassWithTwoProperties>();
var aPropertyChangeCount = 0;
var listPropertyChangeCount = 0;
var a = new MockClassWithTwoProperties {
StringProperty = "a"
};
eventedList.Add(a);
eventedList.PropertyChanged += delegate { listPropertyChangeCount++; };
a.PropertyChanged += delegate { aPropertyChangeCount++; };
// replace item
eventedList[0] = new MockClassWithTwoProperties {
StringProperty = "second a"
};
a.StringProperty = "a2";
Assert.AreEqual(0, listPropertyChangeCount);
Assert.AreEqual(1, aPropertyChangeCount);
}
public void ListShouldSubscribeToPropertyChangesInChildObjectAfterAddRange()
{
var eventedList = new EventedList <MockClassWithTwoProperties>();
//add three integers to the list.
var properties = new MockClassWithTwoProperties();
eventedList.AddRange(new[] { properties });
object theSender = null;
PropertyChangedEventArgs theEventArgs = null;
eventedList.PropertyChanged += delegate(object sender, PropertyChangedEventArgs e) { theSender = sender;
theEventArgs = e; };
properties.StringProperty = "iets";
Assert.AreEqual(properties, theSender);
Assert.AreEqual("StringProperty", theEventArgs.PropertyName);
}
public void UnsubscribeFromOldItemOnReplace()
{
var eventedList = new EventedList<MockClassWithTwoProperties>();
var aPropertyChangeCount = 0;
var listPropertyChangeCount = 0;
var a = new MockClassWithTwoProperties {StringProperty = "a"};
eventedList.Add(a);
eventedList.PropertyChanged += delegate { listPropertyChangeCount++; };
a.PropertyChanged += delegate { aPropertyChangeCount++; };
// replace item
eventedList[0] = new MockClassWithTwoProperties {StringProperty = "second a"};
a.StringProperty = "a2";
Assert.AreEqual(0, listPropertyChangeCount);
Assert.AreEqual(1, aPropertyChangeCount);
}
public void ListShouldSubscribeToPropertyChangesInChildObjectAfterAdd()
{
var eventedList = new EventedList<MockClassWithTwoProperties>();
//add three integers to the list.
var properties = new MockClassWithTwoProperties();
eventedList.Add( properties );
object theSender = null;
PropertyChangedEventArgs theEventArgs = null;
eventedList.PropertyChanged += delegate(object sender, PropertyChangedEventArgs e)
{
theSender = sender;
theEventArgs = e;
};
properties.StringProperty = "iets";
Assert.AreEqual(properties, theSender);
Assert.AreEqual("StringProperty", theEventArgs.PropertyName);
}
