public void UnregisterServiceOnDetaching()
{
Button control = new Button();
TestVM vm1 = TestVM.Create();
TestServiceBase service = new TestServiceBase();
Interaction.GetBehaviors(control).Add(service);
control.DataContext = vm1;
Assert.AreEqual(service, vm1.GetService <ITestService>());
Interaction.GetBehaviors(control).Remove(service);
Assert.AreEqual(null, vm1.GetService <ITestService>());
}
public void UnregisterServiceOnUnloaded()
{
Button control = new Button();
TestVM vm1 = TestVM.Create();
TestServiceBase service = new TestServiceBase()
{
UnregisterOnUnloaded = true
};
Interaction.GetBehaviors(control).Add(service);
control.DataContext = vm1;
Assert.AreEqual(service, vm1.GetService <ITestService>());
Window.Content = control;
Window.Show();
Assert.AreEqual(service, vm1.GetService <ITestService>());
Window.Content = null;
DispatcherHelper.DoEvents();
Assert.AreEqual(null, vm1.GetService <ITestService>());
}
public void T250427()
{
Grid mainV = new Grid();
TestVM mainVM = TestVM.Create();
TestServiceBase mainService = new TestServiceBase();
Interaction.GetBehaviors(mainV).Add(mainService);
mainV.DataContext = mainVM;
Grid childV = new Grid();
TestVM childVM = TestVM.Create();
TestServiceBase childService = new TestServiceBase();
Interaction.GetBehaviors(childV).Add(childService);
mainV.Children.Add(childV);
Assert.AreEqual(childService, mainVM.GetService <ITestService>());
childV.DataContext = childVM;
Assert.AreEqual(mainService, mainVM.GetService <ITestService>());
Assert.AreEqual(childService, childVM.GetService <ITestService>());
}
