public void TestVariableViewModel() { var viewmodel = new VariableViewModel(variableService); ObservableCollection <Variable> expectedData = new ObservableCollection <Variable>(variableService.All()); var variable = variableService.Find(1); viewmodel.SelectedVariable = variable; Assert.AreEqual(expectedData.Count, viewmodel.Variables.Count); Assert.IsNotNull(viewmodel.SelectedVariable); Assert.AreEqual(1, viewmodel.SelectedVariable.Variable_id); }