public void RemoveValueChanged()
{
MockPropertyDescriptor pd = new MockPropertyDescriptor(
"Name", new Attribute [0]);
object compA = new object();
object compB = new object();
EventHandler handlerA = new EventHandler(ValueChanged1);
EventHandler handlerB = new EventHandler(ValueChanged1);
EventHandler handlerC = new EventHandler(ValueChanged2);
pd.AddValueChanged(compA, handlerA);
pd.AddValueChanged(compA, handlerC);
pd.AddValueChanged(compA, handlerC);
pd.AddValueChanged(compA, handlerB);
pd.AddValueChanged(compB, handlerC);
pd.FireValueChanged(compA, new EventArgs());
Assert.AreEqual(4, _invokedHandlers.Count, "#A1");
pd.RemoveValueChanged(new object(), handlerC);
pd.FireValueChanged(compA, new EventArgs());
Assert.AreEqual(8, _invokedHandlers.Count, "#A2");
Reset();
pd.RemoveValueChanged(compA, handlerC);
pd.FireValueChanged(compA, new EventArgs());
Assert.AreEqual(3, _invokedHandlers.Count, "#B1");
Assert.AreEqual("ValueChanged1", _invokedHandlers [0], "#B2");
Assert.AreEqual("ValueChanged2", _invokedHandlers [1], "#B3");
Assert.AreEqual("ValueChanged1", _invokedHandlers [2], "#B4");
Reset();
pd.FireValueChanged(compB, new EventArgs());
Assert.AreEqual(1, _invokedHandlers.Count, "#C1");
Assert.AreEqual("ValueChanged2", _invokedHandlers [0], "#C2");
Reset();
pd.RemoveValueChanged(compB, handlerC);
pd.FireValueChanged(compB, new EventArgs());
Assert.AreEqual(0, _invokedHandlers.Count, "#D");
}
public void RemoveValueChanged_Handler_Null()
{
MockPropertyDescriptor pd = new MockPropertyDescriptor(
"Name", new Attribute [0]);
try {
pd.RemoveValueChanged(new object(), (EventHandler)null);
Assert.Fail("#1");
} catch (ArgumentNullException ex) {
Assert.AreEqual(typeof(ArgumentNullException), ex.GetType(), "#2");
Assert.IsNull(ex.InnerException, "#3");
Assert.IsNotNull(ex.Message, "#4");
Assert.IsNotNull(ex.ParamName, "#5");
Assert.AreEqual("handler", ex.ParamName, "#6");
}
}
public void GetValueChangedHandler()
{
object compA = new object();
object compB = new object();
EventHandler handlerA = new EventHandler(ValueChanged1);
EventHandler handlerB = new EventHandler(ValueChanged1);
EventHandler handlerC = new EventHandler(ValueChanged2);
MockPropertyDescriptor pd = new MockPropertyDescriptor(
"Name", new Attribute [0]);
Assert.IsNull(pd.GetValueChangedHandler(null), "#A1");
Assert.IsNull(pd.GetValueChangedHandler(compA), "#A2");
Assert.IsNull(pd.GetValueChangedHandler(compB), "#A3");
pd.AddValueChanged(compA, handlerA);
Assert.IsNull(pd.GetValueChangedHandler(null), "#B1");
Assert.AreSame(handlerA, pd.GetValueChangedHandler(compA), "#B2");
Assert.IsNull(pd.GetValueChangedHandler(compB), "#B3");
pd.AddValueChanged(compA, handlerB);
Assert.IsNull(pd.GetValueChangedHandler(null), "#C1");
EventHandler handler = pd.GetValueChangedHandler(compA);
Assert.AreEqual(2, handler.GetInvocationList().Length, "#C2");
Assert.AreEqual(handlerA, handler.GetInvocationList() [0], "#C3");
Assert.AreEqual(handlerB, handler.GetInvocationList() [1], "#C4");
Assert.IsNull(pd.GetValueChangedHandler(compB), "#C5");
pd.AddValueChanged(compB, handlerA);
Assert.IsNull(pd.GetValueChangedHandler(null), "#D1");
handler = pd.GetValueChangedHandler(compA);
Assert.AreEqual(2, handler.GetInvocationList().Length, "#D2");
Assert.AreSame(handlerA, pd.GetValueChangedHandler(compB), "#D3");
pd.RemoveValueChanged(compB, handlerB);
Assert.IsNull(pd.GetValueChangedHandler(null), "#E1");
handler = pd.GetValueChangedHandler(compA);
Assert.AreEqual(2, handler.GetInvocationList().Length, "#E2");
Assert.IsNull(pd.GetValueChangedHandler(compB), "#E3");
pd.RemoveValueChanged(compB, handlerB);
Assert.IsNull(pd.GetValueChangedHandler(null), "#F1");
handler = pd.GetValueChangedHandler(compA);
Assert.AreEqual(2, handler.GetInvocationList().Length, "#F2");
Assert.IsNull(pd.GetValueChangedHandler(compB), "#F3");
pd.RemoveValueChanged(compA, handlerC);
Assert.IsNull(pd.GetValueChangedHandler(null), "#G1");
handler = pd.GetValueChangedHandler(compA);
Assert.AreEqual(2, handler.GetInvocationList().Length, "#G2");
Assert.IsNull(pd.GetValueChangedHandler(compB), "#G3");
pd.AddValueChanged(compA, handlerC);
Assert.IsNull(pd.GetValueChangedHandler(null), "#H1");
handler = pd.GetValueChangedHandler(compA);
Assert.AreEqual(3, handler.GetInvocationList().Length, "#H2");
Assert.IsNull(pd.GetValueChangedHandler(compB), "#H3");
pd.RemoveValueChanged(compA, handlerB);
Assert.IsNull(pd.GetValueChangedHandler(null), "#I1");
handler = pd.GetValueChangedHandler(compA);
Assert.AreEqual(2, handler.GetInvocationList().Length, "#I2");
Assert.AreEqual(handlerA, handler.GetInvocationList() [0], "#I3");
Assert.AreEqual(handlerC, handler.GetInvocationList() [1], "#I4");
Assert.IsNull(pd.GetValueChangedHandler(compB), "#I5");
}
public void RemoveValueChanged ()
{
MockPropertyDescriptor pd = new MockPropertyDescriptor (
"Name", new Attribute [0]);
object compA = new object ();
object compB = new object ();
EventHandler handlerA = new EventHandler (ValueChanged1);
EventHandler handlerB = new EventHandler (ValueChanged1);
EventHandler handlerC = new EventHandler (ValueChanged2);
pd.AddValueChanged (compA, handlerA);
pd.AddValueChanged (compA, handlerC);
pd.AddValueChanged (compA, handlerC);
pd.AddValueChanged (compA, handlerB);
pd.AddValueChanged (compB, handlerC);
pd.FireValueChanged (compA, new EventArgs ());
Assert.AreEqual (4, _invokedHandlers.Count, "#A1");
pd.RemoveValueChanged (new object (), handlerC);
pd.FireValueChanged (compA, new EventArgs ());
Assert.AreEqual (8, _invokedHandlers.Count, "#A2");
Reset ();
pd.RemoveValueChanged (compA, handlerC);
pd.FireValueChanged (compA, new EventArgs ());
Assert.AreEqual (3, _invokedHandlers.Count, "#B1");
Assert.AreEqual ("ValueChanged1", _invokedHandlers [0], "#B2");
Assert.AreEqual ("ValueChanged2", _invokedHandlers [1], "#B3");
Assert.AreEqual ("ValueChanged1", _invokedHandlers [2], "#B4");
Reset ();
pd.FireValueChanged (compB, new EventArgs ());
Assert.AreEqual (1, _invokedHandlers.Count, "#C1");
Assert.AreEqual ("ValueChanged2", _invokedHandlers [0], "#C2");
Reset ();
pd.RemoveValueChanged (compB, handlerC);
pd.FireValueChanged (compB, new EventArgs ());
Assert.AreEqual (0, _invokedHandlers.Count, "#D");
}
public void GetValueChangedHandler ()
{
object compA = new object ();
object compB = new object ();
EventHandler handlerA = new EventHandler (ValueChanged1);
EventHandler handlerB = new EventHandler (ValueChanged1);
EventHandler handlerC = new EventHandler (ValueChanged2);
MockPropertyDescriptor pd = new MockPropertyDescriptor (
"Name", new Attribute [0]);
Assert.IsNull (pd.GetValueChangedHandler (null), "#A1");
Assert.IsNull (pd.GetValueChangedHandler (compA), "#A2");
Assert.IsNull (pd.GetValueChangedHandler (compB), "#A3");
pd.AddValueChanged (compA, handlerA);
Assert.IsNull (pd.GetValueChangedHandler (null), "#B1");
Assert.AreSame (handlerA, pd.GetValueChangedHandler (compA), "#B2");
Assert.IsNull (pd.GetValueChangedHandler (compB), "#B3");
pd.AddValueChanged (compA, handlerB);
Assert.IsNull (pd.GetValueChangedHandler (null), "#C1");
EventHandler handler = pd.GetValueChangedHandler (compA);
Assert.AreEqual (2, handler.GetInvocationList ().Length, "#C2");
Assert.AreEqual (handlerA, handler.GetInvocationList () [0], "#C3");
Assert.AreEqual (handlerB, handler.GetInvocationList () [1], "#C4");
Assert.IsNull (pd.GetValueChangedHandler (compB), "#C5");
pd.AddValueChanged (compB, handlerA);
Assert.IsNull (pd.GetValueChangedHandler (null), "#D1");
handler = pd.GetValueChangedHandler (compA);
Assert.AreEqual (2, handler.GetInvocationList ().Length, "#D2");
Assert.AreSame (handlerA, pd.GetValueChangedHandler (compB), "#D3");
pd.RemoveValueChanged (compB, handlerB);
Assert.IsNull (pd.GetValueChangedHandler (null), "#E1");
handler = pd.GetValueChangedHandler (compA);
Assert.AreEqual (2, handler.GetInvocationList ().Length, "#E2");
Assert.IsNull (pd.GetValueChangedHandler (compB), "#E3");
pd.RemoveValueChanged (compB, handlerB);
Assert.IsNull (pd.GetValueChangedHandler (null), "#F1");
handler = pd.GetValueChangedHandler (compA);
Assert.AreEqual (2, handler.GetInvocationList ().Length, "#F2");
Assert.IsNull (pd.GetValueChangedHandler (compB), "#F3");
pd.RemoveValueChanged (compA, handlerC);
Assert.IsNull (pd.GetValueChangedHandler (null), "#G1");
handler = pd.GetValueChangedHandler (compA);
Assert.AreEqual (2, handler.GetInvocationList ().Length, "#G2");
Assert.IsNull (pd.GetValueChangedHandler (compB), "#G3");
pd.AddValueChanged (compA, handlerC);
Assert.IsNull (pd.GetValueChangedHandler (null), "#H1");
handler = pd.GetValueChangedHandler (compA);
Assert.AreEqual (3, handler.GetInvocationList ().Length, "#H2");
Assert.IsNull (pd.GetValueChangedHandler (compB), "#H3");
pd.RemoveValueChanged (compA, handlerB);
Assert.IsNull (pd.GetValueChangedHandler (null), "#I1");
handler = pd.GetValueChangedHandler (compA);
Assert.AreEqual (2, handler.GetInvocationList ().Length, "#I2");
Assert.AreEqual (handlerA, handler.GetInvocationList () [0], "#I3");
Assert.AreEqual (handlerC, handler.GetInvocationList () [1], "#I4");
Assert.IsNull (pd.GetValueChangedHandler (compB), "#I5");
}
public void RemoveValueChanged_Handler_Null ()
{
MockPropertyDescriptor pd = new MockPropertyDescriptor (
"Name", new Attribute [0]);
try {
pd.RemoveValueChanged (new object (), (EventHandler) null);
Assert.Fail ("#1");
} catch (ArgumentNullException ex) {
Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
Assert.IsNull (ex.InnerException, "#3");
Assert.IsNotNull (ex.Message, "#4");
Assert.IsNotNull (ex.ParamName, "#5");
Assert.AreEqual ("handler", ex.ParamName, "#6");
}
}