public void DelegatesHaveAnInvocationList()
{
FunctionalTricks f = new FunctionalTricks();
Curry adding = f.Add5;
//So far we've only seen one method attached to a delegate.
Assert.Equal(FILL_ME_IN, adding.GetInvocationList().Length);
//However, you can attach multiple methods to a delegate
adding += f.Add10;
Assert.Equal(FILL_ME_IN, adding.GetInvocationList().Length);
}
public void RemovingMethods()
{
FunctionalTricks f = new FunctionalTricks();
Curry adding = f.Add5;
adding += f.Add10;
Assert.Equal(2, adding.GetInvocationList().Length);
//Remove Add5 from the invocation list
Assert.Equal(1, adding.GetInvocationList().Length);
Assert.Equal("Add10", adding.GetMethodInfo().Name);
}
public void RemovingMethods()
{
FunctionalTricks f = new FunctionalTricks();
Curry adding = f.Add5;
adding += f.Add10;
Assert.Equal(2, adding.GetInvocationList().Length);
adding -= f.Add5;
Assert.Equal(1, adding.GetInvocationList().Length);
Assert.Equal("Add10", adding.Method.Name);
}