public void Execute(object parameter) { if (CanExecute(parameter)) { _problemViewModel.DeleteSelectedForce(); } }
public void DeleteSelectedForce_SelectedForce_ExpectSelectedForceIsNull() { //Arrange var problemViewModel = new ProblemViewModel(); problemViewModel.AddNode(); //Act problemViewModel.DeleteSelectedForce(); //Assert Assert.That(problemViewModel.SelectedForce, Is.Null); }
public void DeleteSelectedForce_NullSelectedForce_ExpectNothingHappened() { //Arrange var problemViewModel = new ProblemViewModel(); var nodeViewModel = problemViewModel.AddNode(); var forceViewModel = problemViewModel.AddForce(nodeViewModel); problemViewModel.SelectedForce = null; //Act //Assert Assert.DoesNotThrow(() => problemViewModel.DeleteSelectedForce()); }
public void DeleteSelectedForce_SelectedForce_ExpectForceRemovedFromCollection() { //Arrange var problemViewModel = new ProblemViewModel(); var nodeViewModel = problemViewModel.AddNode(); var forceViewModel = problemViewModel.AddForce(nodeViewModel); //Act problemViewModel.DeleteSelectedForce(); //Assert var containsForce = problemViewModel.Forces.Contains(forceViewModel); Assert.That(containsForce, Is.False); }