public static void UnregisterSubsystem()
{
// Exception expected when no implementation is registered
Assert.Throws <InvalidOperationException>(() => SubsystemManager.UnregisterSubsystem <ICommandPredictor>(predictor1.Id));
SubsystemManager.RegisterSubsystem <ICommandPredictor, MyPredictor>(predictor1);
SubsystemManager.RegisterSubsystem(SubsystemKind.CommandPredictor, predictor2);
// Exception is expected when specified id cannot be found
Assert.Throws <InvalidOperationException>(() => SubsystemManager.UnregisterSubsystem <ICommandPredictor>(Guid.NewGuid()));
// Unregister 'predictor1'
SubsystemManager.UnregisterSubsystem <ICommandPredictor>(predictor1.Id);
SubsystemInfo ssInfo = SubsystemManager.GetSubsystemInfo(SubsystemKind.CommandPredictor);
VerifyCommandPredictorMetadata(ssInfo);
Assert.True(ssInfo.IsRegistered);
Assert.Single(ssInfo.Implementations);
var implInfo = ssInfo.Implementations[0];
Assert.Equal(predictor2.Id, implInfo.Id);
Assert.Equal(predictor2.Name, implInfo.Name);
Assert.Equal(predictor2.Description, implInfo.Description);
Assert.Equal(SubsystemKind.CommandPredictor, implInfo.Kind);
Assert.Same(typeof(MyPredictor), implInfo.ImplementationType);
ICommandPredictor impl = SubsystemManager.GetSubsystem <ICommandPredictor>();
Assert.Same(impl, predictor2);
ReadOnlyCollection <ICommandPredictor> impls = SubsystemManager.GetSubsystems <ICommandPredictor>();
Assert.Single(impls);
Assert.Same(predictor2, impls[0]);
// Unregister 'predictor2'
SubsystemManager.UnregisterSubsystem(SubsystemKind.CommandPredictor, predictor2.Id);
VerifyCommandPredictorMetadata(ssInfo);
Assert.False(ssInfo.IsRegistered);
Assert.Empty(ssInfo.Implementations);
impl = SubsystemManager.GetSubsystem <ICommandPredictor>();
Assert.Null(impl);
impls = SubsystemManager.GetSubsystems <ICommandPredictor>();
Assert.Empty(impls);
}
public static void GetSubsystemInfo()
{
SubsystemInfo predictorInfo = SubsystemManager.GetSubsystemInfo(typeof(ICommandPredictor));
VerifyCommandPredictorMetadata(predictorInfo);
Assert.False(predictorInfo.IsRegistered);
Assert.Empty(predictorInfo.Implementations);
SubsystemInfo predictorInfo2 = SubsystemManager.GetSubsystemInfo(SubsystemKind.CommandPredictor);
Assert.Same(predictorInfo2, predictorInfo);
SubsystemInfo crossPlatformDscInfo = SubsystemManager.GetSubsystemInfo(typeof(ICrossPlatformDsc));
VerifyCrossPlatformDscMetadata(crossPlatformDscInfo);
Assert.False(crossPlatformDscInfo.IsRegistered);
Assert.Empty(crossPlatformDscInfo.Implementations);
SubsystemInfo crossPlatformDscInfo2 = SubsystemManager.GetSubsystemInfo(SubsystemKind.CrossPlatformDsc);
Assert.Same(crossPlatformDscInfo2, crossPlatformDscInfo);
ReadOnlyCollection <SubsystemInfo> ssInfos = SubsystemManager.GetAllSubsystemInfo();
Assert.Equal(2, ssInfos.Count);
Assert.Same(ssInfos[0], predictorInfo);
Assert.Same(ssInfos[1], crossPlatformDscInfo);
ICommandPredictor predictorImpl = SubsystemManager.GetSubsystem <ICommandPredictor>();
Assert.Null(predictorImpl);
ReadOnlyCollection <ICommandPredictor> predictorImpls = SubsystemManager.GetSubsystems <ICommandPredictor>();
Assert.Empty(predictorImpls);
ICrossPlatformDsc crossPlatformDscImpl = SubsystemManager.GetSubsystem <ICrossPlatformDsc>();
Assert.Null(crossPlatformDscImpl);
ReadOnlyCollection <ICrossPlatformDsc> crossPlatformDscImpls = SubsystemManager.GetSubsystems <ICrossPlatformDsc>();
Assert.Empty(crossPlatformDscImpls);
}
public static void GetSubsystemInfo()
{
SubsystemInfo ssInfo = SubsystemManager.GetSubsystemInfo(typeof(ICommandPredictor));
VerifySubsystemMetadata(ssInfo);
Assert.False(ssInfo.IsRegistered);
Assert.Empty(ssInfo.Implementations);
SubsystemInfo ssInfo2 = SubsystemManager.GetSubsystemInfo(SubsystemKind.CommandPredictor);
Assert.Same(ssInfo2, ssInfo);
ReadOnlyCollection <SubsystemInfo> ssInfos = SubsystemManager.GetAllSubsystemInfo();
Assert.Single(ssInfos);
Assert.Same(ssInfos[0], ssInfo);
ICommandPredictor impl = SubsystemManager.GetSubsystem <ICommandPredictor>();
Assert.Null(impl);
ReadOnlyCollection <ICommandPredictor> impls = SubsystemManager.GetSubsystems <ICommandPredictor>();
Assert.Empty(impls);
}
public static void RegisterSubsystem()
{
try
{
Assert.Throws <ArgumentNullException>(
paramName: "proxy",
() => SubsystemManager.RegisterSubsystem <ICommandPredictor, MyPredictor>(null));
Assert.Throws <ArgumentNullException>(
paramName: "proxy",
() => SubsystemManager.RegisterSubsystem(SubsystemKind.CommandPredictor, null));
Assert.Throws <ArgumentException>(
paramName: "proxy",
() => SubsystemManager.RegisterSubsystem((SubsystemKind)0, predictor1));
// Register 'predictor1'
SubsystemManager.RegisterSubsystem <ICommandPredictor, MyPredictor>(predictor1);
// Now validate the SubsystemInfo of the 'ICommandPredictor' subsystem
SubsystemInfo ssInfo = SubsystemManager.GetSubsystemInfo(typeof(ICommandPredictor));
SubsystemInfo crossPlatformDscInfo = SubsystemManager.GetSubsystemInfo(typeof(ICrossPlatformDsc));
VerifyCommandPredictorMetadata(ssInfo);
Assert.True(ssInfo.IsRegistered);
Assert.Single(ssInfo.Implementations);
// Now validate the 'ImplementationInfo'
var implInfo = ssInfo.Implementations[0];
Assert.Equal(predictor1.Id, implInfo.Id);
Assert.Equal(predictor1.Name, implInfo.Name);
Assert.Equal(predictor1.Description, implInfo.Description);
Assert.Equal(SubsystemKind.CommandPredictor, implInfo.Kind);
Assert.Same(typeof(MyPredictor), implInfo.ImplementationType);
// Now validate the subsystem implementation itself.
ICommandPredictor impl = SubsystemManager.GetSubsystem <ICommandPredictor>();
Assert.Same(impl, predictor1);
Assert.Null(impl.FunctionsToDefine);
Assert.Equal(SubsystemKind.CommandPredictor, impl.Kind);
const string Client = "SubsystemTest";
const string Input = "Hello world";
var predClient = new PredictionClient(Client, PredictionClientKind.Terminal);
var predCxt = PredictionContext.Create(Input);
var results = impl.GetSuggestion(predClient, predCxt, CancellationToken.None);
Assert.Equal($"'{Input}' from '{Client}' - TEST-1 from {impl.Name}", results.SuggestionEntries[0].SuggestionText);
Assert.Equal($"'{Input}' from '{Client}' - TeSt-2 from {impl.Name}", results.SuggestionEntries[1].SuggestionText);
// Now validate the all-subsystem-implementation collection.
ReadOnlyCollection <ICommandPredictor> impls = SubsystemManager.GetSubsystems <ICommandPredictor>();
Assert.Single(impls);
Assert.Same(predictor1, impls[0]);
// Register 'predictor2'
SubsystemManager.RegisterSubsystem(SubsystemKind.CommandPredictor, predictor2);
// Now validate the SubsystemInfo of the 'ICommandPredictor' subsystem
VerifyCommandPredictorMetadata(ssInfo);
Assert.True(ssInfo.IsRegistered);
Assert.Equal(2, ssInfo.Implementations.Count);
// Now validate the new 'ImplementationInfo'
implInfo = ssInfo.Implementations[1];
Assert.Equal(predictor2.Id, implInfo.Id);
Assert.Equal(predictor2.Name, implInfo.Name);
Assert.Equal(predictor2.Description, implInfo.Description);
Assert.Equal(SubsystemKind.CommandPredictor, implInfo.Kind);
Assert.Same(typeof(MyPredictor), implInfo.ImplementationType);
// Now validate the new subsystem implementation.
impl = SubsystemManager.GetSubsystem <ICommandPredictor>();
Assert.Same(impl, predictor2);
// Now validate the all-subsystem-implementation collection.
impls = SubsystemManager.GetSubsystems <ICommandPredictor>();
Assert.Equal(2, impls.Count);
Assert.Same(predictor1, impls[0]);
Assert.Same(predictor2, impls[1]);
}
finally
{
SubsystemManager.UnregisterSubsystem <ICommandPredictor>(predictor1.Id);
SubsystemManager.UnregisterSubsystem(SubsystemKind.CommandPredictor, predictor2.Id);
}
}