private static WeakReference AttachToManager(Dummy.EventManager manager,
EventHandler <Dummy.TestObjectEvtWithIntEventArgs> cb)
{
var obj = new Dummy.TestObject();
manager.SetEmitter(obj);
obj.EvtWithIntEvent += cb;
return(new WeakReference(obj));
}
public static void test_event_from_c_owned_wrapper()
{
// Set upon object instantiation
WeakReference wref = null;
// Checks in the callback called
bool callbackCalled = false;
int received = -1;
// attach to evt with int
EventHandler <Dummy.TestObjectEvtWithIntEventArgs> cb = (object sender, Dummy.TestObjectEvtWithIntEventArgs args) => {
callbackCalled = true;
received = args.Arg;
Test.Assert(Object.ReferenceEquals(sender, wref.Target));
};
Dummy.EventManager manager = new Dummy.EventManager();
wref = AttachToManager(manager, cb);
Test.CollectAndIterate();
manager.EmitWithInt(42);
Test.CollectAndIterate();
Test.Assert(callbackCalled, "Callback must have been called.");
Test.AssertEquals(42, received, "Wrong value received.");
// Cleanup checks
manager.Release();
// Make sure the released wrapper is collected and release the Eo object
Test.CollectAndIterate();
Test.AssertNull(wref.Target);
manager.Dispose();
}
