public void NavigationViewModel_Filter_GivenFunction_ShouldFilter() { //------------Setup for test-------------------------- Init(false, true); //------------Preconditions--------------------------- Assert.AreEqual(4, _vm.ExplorerItemModels[0].ChildrenCount); //------------Execute Test--------------------------- _vm.Filter(model => model.ResourceType == Common.Interfaces.Data.ResourceType.WorkflowService); //------------Assert Results------------------------- Assert.AreEqual(2, _vm.ExplorerItemModels[0].ChildrenCount); }