public void OnViewModelWithChange_WithSameChangeAgain_ShouldReplaceOldChange()
{
KeyValueChange change = RandomKeyValueChange();
MasterDetailViewModel viewModel = CreateMasterDetailViewModel();
viewModel.KeyValueChanged(RandomKeyValueChange());
viewModel.KeyValueChanged(change);
viewModel.Changes.Should().ContainSingle(c => Equals(c, change));
}
public void WithNull_ShouldNotAddNullToChanges()
{
MasterDetailViewModel viewModel = CreateMasterDetailViewModel();
viewModel.KeyValueChanged(null);
viewModel.Changes.Should().NotContainNulls();
}
public void WithChange_ShouldStoreChange()
{
KeyValueChange change = RandomKeyValueChange();
MasterDetailViewModel viewModel = CreateMasterDetailViewModel();
viewModel.KeyValueChanged(change);
viewModel.Changes.Should().ContainSingle(c => Equals(c, change));
}
public void OnViewModelWithChange_ShouldClearChanges()
{
KeyValueChange change = RandomKeyValueChange();
MasterDetailViewModel viewModel = CreateMasterDetailViewModel();
viewModel.KeyValueChanged(change);
viewModel.Save();
viewModel.Changes.Should().BeEmpty();
}
public void OnViewModelWithChange_ShouldSaveChangeOnCommander()
{
KeyValueChange change = RandomKeyValueChange();
MasterDetailViewModel viewModel = CreateMasterDetailViewModel();
viewModel.KeyValueChanged(change);
viewModel.Save();
_commander.Verify(c => c.SaveChanges(_randomModule, _randomController, It.IsAny <IEnumerable <KeyValueChange> >()));
}
public void OnViewModelWithSuppressedChanges_ShouldNotStoreChange()
{
KeyValueChange change = RandomKeyValueChange();
MasterDetailViewModel viewModel = CreateMasterDetailViewModel();
viewModel.SuppressChangeEvent = true;
viewModel.KeyValueChanged(change);
viewModel.Changes.Should().NotContain(change);
}
public void OnCommanderThatThrows_ShouldExposeErrorMessage()
{
string randomError = CreateRandom.String();
_commander.Setup(c => c.SaveChanges(It.IsAny <string>(), It.IsAny <int>(), It.IsAny <IEnumerable <KeyValueChange> >()))
.Throws(new Exception(randomError));
MasterDetailViewModel viewModel = CreateMasterDetailViewModel();
viewModel.KeyValueChanged(RandomKeyValueChange());
viewModel.Save();
_states.Verify(s => s.ChangeToErrorState(It.Is <string>(e => e.Contains(randomError))));
}