public void SendOutputValueCommandSendsValueToDataAquisition()
{
var configService = A.Fake <IConfigService>();
var channel = new Channel();
A.CallTo(() => configService.Config).Returns(new Config
{
Channels =
{
channel
}
});
var dataAquisition = A.Fake <IDataAquisition>();
var viewModel = new LiveDataViewModel(configService, dataAquisition, A.Fake <ISequenceRunner>(), A.Fake <IEventAggregator>());
var live = viewModel.Channels.First(liveChannel => liveChannel.Channel == channel);
live.Value = 5;
viewModel.SendOutputValueCommand.Execute(live);
A.CallTo(() => dataAquisition.SetChannelValue(channel, 5)).MustHaveHappened(Repeated.Exactly.Once);
}
public void RunningSequenceDisablesOutputToggling()
{
var configService = A.Fake <IConfigService>();
A.CallTo(() => configService.Config).Returns(new Config());
var runner = A.Fake <ISequenceRunner>();
var viewModel = new LiveDataViewModel(configService, A.Fake <IDataAquisition>(), runner, A.Fake <IEventAggregator>());
runner.SequenceRunningStateChanged += Raise.With(new StatusChangedEventArgs {
Status = true
});
Assert.False(viewModel.EnableOutputToggling);
}
public void FiringGraphCreatedEventUpdatesGraphIdsInViewModel()
{
var configService = A.Fake <IConfigService>();
A.CallTo(() => configService.Config).Returns(new Config());
var eventAggregator = A.Fake <IEventAggregator>();
var graphCreatedEvent = new GraphCreatedEvent();
A.CallTo(() => eventAggregator.GetEvent <GraphCreatedEvent>()).Returns(graphCreatedEvent);
var viewModel = new LiveDataViewModel(configService, A.Fake <IDataAquisition>(), A.Fake <ISequenceRunner>(), eventAggregator);
graphCreatedEvent.Publish(1);
Assert.Contains(1, viewModel.GraphIds);
}
public void ViewModelPopulatesInstanceWithLiveChannelsForEachChannel()
{
var configService = A.Fake <IConfigService>();
var channel = new Channel();
A.CallTo(() => configService.Config).Returns(new Config
{
Channels =
{
channel
}
});
var viewModel = new LiveDataViewModel(configService, A.Fake <IDataAquisition>(), A.Fake <ISequenceRunner>(), A.Fake <IEventAggregator>());
Assert.Single(viewModel.Channels);
Assert.Equal(channel, viewModel.Channels[0].Channel);
}
public void ChannelUpdatedByAquisitionServiceUpdatesViewModel()
{
var configService = A.Fake <IConfigService>();
var channel = new Channel();
A.CallTo(() => configService.Config).Returns(new Config
{
Channels =
{
channel
}
});
var dataAquisition = A.Fake <IDataAquisition>();
var viewModel = new LiveDataViewModel(configService, dataAquisition, A.Fake <ISequenceRunner>(), A.Fake <IEventAggregator>());
dataAquisition.ChannelValueUpdated += Raise.With(new ChannelValueUpdatedEventArgs(channel, 2, DateTime.Now));
Assert.Equal(2, viewModel.Channels.First(live => live.Channel == channel).Value);
}
public void RaisingAddToGraphCommandWithRaisesAddToGraphEvent()
{
var configService = A.Fake <IConfigService>();
A.CallTo(() => configService.Config).Returns(new Config());
var eventAggregator = A.Fake <IEventAggregator>();
var addToGraphEvent = A.Fake <AddToGraphEvent>();
A.CallTo(() => eventAggregator.GetEvent <AddToGraphEvent>()).Returns(addToGraphEvent);
A.CallTo(() => eventAggregator.GetEvent <GraphCreatedEvent>()).Returns(new GraphCreatedEvent());
var viewModel = new LiveDataViewModel(configService, A.Fake <IDataAquisition>(), A.Fake <ISequenceRunner>(), eventAggregator);
var channelGraphTuple = Tuple.Create(new InputChannel(), 0);
viewModel.AddToGraphCommand.Execute(channelGraphTuple);
A.CallTo(() => addToGraphEvent.Publish(A <(InputChannel, int)>
.That.Matches(payload =>
payload.Item1 == channelGraphTuple.Item1 &&
payload.Item2 == channelGraphTuple.Item2)))
.MustHaveHappened(Repeated.Exactly.Once);
}
public LiveDataView(LiveDataViewModel model)
: this()
{
DataContext = model;
}
