public void ConfigureRegionAdapterMappingsShouldRegisterItemsControlMapping() { var bootstrapper = new DefaultBootstrapper(); CreateAndConfigureServiceLocatorWithRegionAdapters(); var regionAdapterMappings = bootstrapper.CallConfigureRegionAdapterMappings(); Assert.IsNotNull(regionAdapterMappings); Assert.IsNotNull(regionAdapterMappings.GetMapping(typeof(ItemsControl))); }