public void DefaultValues ()
{
PropertyMetadataPoker m = new PropertyMetadataPoker ();
Assert.AreEqual (null, m.DefaultValue);
Assert.AreEqual (null, m.PropertyChangedCallback);
Assert.AreEqual (null, m.CoerceValueCallback);
}
public void IsSealed ()
{
PropertyMetadataPoker m;
Console.WriteLine (1);
// calling OnApply isn't what sets the metadata to be sealed
m = new PropertyMetadataPoker();
Assert.IsFalse (m.BaseIsSealed);
m.CallApply ();
Assert.IsFalse (m.BaseIsSealed);
Console.WriteLine (2);
// calling OverrideMetadata does, however
m = new PropertyMetadataPoker ();
TestDepObj.TestProp1.OverrideMetadata (typeof (TestSubclass), m);
Assert.IsTrue (m.BaseIsSealed);
Console.WriteLine (3);
// calling DependencyProperty.AddOwner does too, but only because it calls OverrideMetadata
m = new PropertyMetadataPoker ();
TestDepObj.TestProp2.AddOwner (typeof (TestSubclass), m);
Assert.IsTrue (m.BaseIsSealed);
Console.WriteLine (4);
// lastly, calling DependencyProperty.Register does.
m = new PropertyMetadataPoker ();
DependencyProperty.Register ("xxx", typeof (string), typeof (TestDepObj), m);
Assert.IsTrue (m.BaseIsSealed);
}
public void TestMerge ()
{
PropertyMetadataPoker m = new PropertyMetadataPoker ();
m.CallMerge (TestDepObj.TestProp4.GetMetadata (typeof (TestDepObj)), TestDepObj.TestProp4);
Assert.AreEqual ("default", m.DefaultValue);
Assert.IsNotNull (m.CoerceValueCallback);
Assert.IsNotNull (m.PropertyChangedCallback);
m = new PropertyMetadataPoker ();
m.DefaultValue = "non-default";
m.CallMerge (TestDepObj.TestProp4.GetMetadata (typeof (TestDepObj)), TestDepObj.TestProp4);
Assert.AreEqual ("non-default", m.DefaultValue);
Assert.IsNotNull (m.CoerceValueCallback);
Assert.IsNotNull (m.PropertyChangedCallback);
// XXX should check overriding of coerce and
// property changed callbacks, but we'll trust
// they behave the same..
}
public void ModifyAfterSealed3 ()
{
PropertyMetadataPoker m = new PropertyMetadataPoker ();
DependencyProperty.Register ("p3", typeof (string), typeof (TestDepObj), m);
Assert.IsTrue (m.BaseIsSealed);
m.DefaultValue = "hi";
}
public void ModifyAfterSealed2 ()
{
PropertyMetadataPoker m = new PropertyMetadataPoker ();
DependencyProperty.Register ("p2", typeof (string), typeof (TestDepObj), m);
Assert.IsTrue (m.BaseIsSealed);
m.PropertyChangedCallback = null;
}
public void TestAddOwnerResult()
{
PropertyMetadataPoker m = new PropertyMetadataPoker ();
DependencyProperty p = TestDepObj.TestProp3.AddOwner (typeof (TestSubclass), m);
// they're the same object
Assert.AreSame (p, TestDepObj.TestProp3);
}
