public void NewStateAdded_UndoPerformed_NoStatesInViewModel()
{
var viewModel = new StateMachineDialogWindowViewModel(new StateMachine(), Substitute.For <IViewService>());
viewModel.StateMachineViewModel.AddNewState(CreateStateFactory(), new System.Windows.Point(0, 0));
Assert.Equal(1, viewModel.StateMachineViewModel.States.Count);
viewModel.UndoCommand.Execute(null);
Assert.Equal(0, viewModel.StateMachineViewModel.States.Count);
}
public void TransitionDeleted_UndoPerformed_TransitionReturned()
{
var stateMachine = CreateStateMachineWithStatesAndTransition();
var viewModel = new StateMachineDialogWindowViewModel(stateMachine, Substitute.For <IViewService>());
viewModel.StateMachineViewModel.Transitions[0].DeleteCommand.Execute(null);
viewModel.UndoCommand.Execute(null);
Assert.NotEmpty(viewModel.StateMachineViewModel.Transitions);
}
public void TrasitionCreatedAndRenamed_UndoPerformed_TransitionProperNameSet()
{
var stateMachine = CreateStateMachineWithStatesAndTransition();
stateMachine.Transitions[0].Name = "Name1";
var viewModel = new StateMachineDialogWindowViewModel(stateMachine, Substitute.For <IViewService>());
viewModel.StateMachineViewModel.Transitions[0].Name = "Name2";
viewModel.UndoCommand.Execute(null);
Assert.Equal("Name1", viewModel.StateMachineViewModel.Transitions[0].Name);
}
public void StateMachineNameChanged_UndoPerformed_OriginalNameAssigned()
{
var stateMachine = new StateMachine()
{
Name = "Name1"
};
var viewModel = new StateMachineDialogWindowViewModel(stateMachine, Substitute.For <IViewService>());
viewModel.StateMachineViewModel.Name = "Name2";
viewModel.UndoCommand.Execute(null);
Assert.Equal(viewModel.StateMachineViewModel.Name, "Name1");
}
public void StateMachineNameChanged_UndoAndRedoPerformed_ProperStateMachineNameIsSet()
{
var stateMachine = new StateMachine {
States = new[] { new State {
Name = "Name1"
} }
};
var viewModel = new StateMachineDialogWindowViewModel(stateMachine, Substitute.For <IViewService>());
viewModel.StateMachineViewModel.States[0].Name = "Name2";
viewModel.UndoCommand.Execute(null);
viewModel.RedoCommand.Execute(null);
Assert.Equal(viewModel.StateMachineViewModel.States[0].Name, "Name2");
}
public void AddTransition_DeleteTransition_TransitionDeleted()
{
Guid guid1 = Guid.NewGuid();
Guid guid2 = Guid.NewGuid();
var stateMachine = new StateMachine
{
Transitions = new[] { new StateMachineTransition {
Name = "Name1", SourceStateId = guid1, TargetStateId = guid2
} },
States = new[] { new State {
Id = guid1
}, new State {
Id = guid2
} }
};
var vm = new StateMachineDialogWindowViewModel(stateMachine, Substitute.For <IViewService>());
TransitionViewModel transition = vm.StateMachineViewModel.Transitions[0];
transition.DeleteCommand.Execute(null);
Assert.Empty(vm.StateMachineViewModel.Transitions);
}