public void Lifecycle() {
var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal());
// ReSharper disable once AccessToDisposedClosure
Action a = () => sessionProvider.GetOrCreate(new Guid());
a.ShouldNotThrow();
sessionProvider.Dispose();
a.ShouldThrow<InvalidOperationException>();
}
public void ParallelAccess() {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
var guids = new[] { new Guid(), new Guid() };
ParallelTools.Invoke(100, i => {
var session = sessionProvider.GetOrCreate(guids[i % 2]);
session.Dispose();
});
}
}
public void ParallelAccess() {
RSessionProvider sessionProvider;
using (sessionProvider = new RSessionProvider()) {
var guids = new[] {new Guid(), new Guid()};
ParallelTools.Invoke(100, i => {
var session = sessionProvider.GetOrCreate(guids[i%2], null);
session.Dispose();
});
}
}
public async Task MultilinePromise() {
const string code = @"
f <- function(p, d) {
force(d)
browser()
}
x <- quote({{{}}})
eval(substitute(f(P, x), list(P = x)))
";
using (var sessionProvider = new RSessionProvider()) {
var session = sessionProvider.GetOrCreate(Guid.NewGuid(), new RHostClientTestApp());
await session.StartHostAsync(new RHostStartupInfo {
Name = _testMethod.Name,
RBasePath = RUtilities.FindExistingRBasePath()
}, 50000);
using (var debugSession = new DebugSession(session)) {
using (var sf = new SourceFile(code)) {
await debugSession.EnableBreakpointsAsync(true);
var paused = new TaskCompletionSource<bool>();
debugSession.Browse += delegate {
paused.SetResult(true);
};
await sf.Source(session);
await paused.Task;
var stackFrames = (await debugSession.GetStackFramesAsync()).Reverse().ToArray();
stackFrames.Should().NotBeEmpty();
var evalResult = await stackFrames[0].GetEnvironmentAsync();
evalResult.Should().BeAssignableTo<DebugValueEvaluationResult>();
var frame = (DebugValueEvaluationResult)evalResult;
var children = (await frame.GetChildrenAsync()).ToDictionary(er => er.Name);
children.Should().ContainKey("p");
children["p"].Should().BeAssignableTo<DebugPromiseEvaluationResult>();
var p = (DebugPromiseEvaluationResult)children["p"];
children.Should().ContainKey("d");
children["d"].Should().BeAssignableTo<DebugValueEvaluationResult>();
var d = (DebugValueEvaluationResult)children["d"];
p.Code.Should().Be(d.GetRepresentation(DebugValueRepresentationKind.Raw).Deparse);
}
}
await session.StopHostAsync();
}
}
public void GetOrCreate() {
var sessionProvider = new RSessionProvider();
var guid = new Guid();
var session1 = sessionProvider.GetOrCreate(guid, null);
session1.Should().NotBeNull();
var session2 = sessionProvider.GetOrCreate(guid, null);
session2.Should().BeSameAs(session1);
session1.Dispose();
var session3 = sessionProvider.GetOrCreate(guid, null);
session3.Should().NotBeSameAs(session1);
session3.Id.Should().NotBe(session1.Id);
}
public void GetOrCreate() {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
var guid = new Guid();
var session1 = sessionProvider.GetOrCreate(guid);
session1.Should().NotBeNull();
var session2 = sessionProvider.GetOrCreate(guid);
session2.Should().BeSameAs(session1);
session1.Dispose();
var session3 = sessionProvider.GetOrCreate(guid);
session3.Should().NotBeSameAs(session1);
session3.Id.Should().NotBe(session1.Id);
}
}
public async Task ConnectWhenSwitching_SwitchFailed() {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(ConnectWhenSwitching_SwitchFailed));
var switchTask = sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(ConnectWhenSwitching_SwitchFailed) + "1", @"\\JHF\F\R");
await Task.Yield();
var session = sessionProvider.GetOrCreate(new Guid());
var startHostTask = session.EnsureHostStartedAsync(new RHostStartupInfo {
Name = nameof(session)
}, null, 1000);
await ParallelTools.WhenAll(switchTask, startHostTask);
startHostTask.Should().BeRanToCompletion();
switchTask.Should().BeRanToCompletion();
switchTask.Result.Should().BeFalse();
}
}
public RInteractiveWorkflow(IConnectionManagerProvider connectionsProvider
, IRHistoryProvider historyProvider
, IRPackageManagerProvider packagesProvider
, IRPlotManagerProvider plotsProvider
, IActiveWpfTextViewTracker activeTextViewTracker
, IDebuggerModeTracker debuggerModeTracker
, ICoreShell coreShell
, IRSettings settings) {
_activeTextViewTracker = activeTextViewTracker;
_debuggerModeTracker = debuggerModeTracker;
_settings = settings;
Shell = coreShell;
RSessions = new RSessionProvider(coreShell.Services, new InteractiveWindowConsole(this));
RSession = RSessions.GetOrCreate(SessionGuids.InteractiveWindowRSessionGuid);
RSession.RestartOnBrokerSwitch = true;
Connections = connectionsProvider.CreateConnectionManager(this);
History = historyProvider.CreateRHistory(this);
Packages = packagesProvider.CreateRPackageManager(settings, this);
Plots = plotsProvider.CreatePlotManager(settings, this, new FileSystem());
_operations = new RInteractiveWorkflowOperations(this, _debuggerModeTracker, Shell);
_activeTextViewTracker.LastActiveTextViewChanged += LastActiveTextViewChanged;
RSession.Disconnected += RSessionDisconnected;
_debuggerModeTracker.EnterBreakMode += DebuggerEnteredBreakMode;
_debuggerModeTracker.LeaveBreakMode += DebuggerLeftBreakMode;
_settings.PropertyChanged += OnSettingsChanged;
_disposableBag = DisposableBag.Create<RInteractiveWorkflow>()
.Add(() => _settings.PropertyChanged -= OnSettingsChanged)
.Add(() => _debuggerModeTracker.EnterBreakMode -= DebuggerEnteredBreakMode)
.Add(() => _debuggerModeTracker.LeaveBreakMode -= DebuggerLeftBreakMode)
.Add(() => _activeTextViewTracker.LastActiveTextViewChanged -= LastActiveTextViewChanged)
.Add(() => RSession.Disconnected -= RSessionDisconnected)
.Add(RSessions)
.Add(Operations)
.Add(Connections);
}
public async Task ValidateEncodings() {
var etc = new EncodingTypeConverter();
var codePages = etc.GetStandardValues();
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
await sessionProvider.TrySwitchBrokerAsync(nameof(ValidateEncodings));
using (var script = new VsRHostScript(sessionProvider)) {
foreach (var cp in codePages) {
if ((int)cp > 0) {
var expression = Invariant($"Sys.setlocale('LC_CTYPE', '.{cp}')\n");
using (var inter = await script.Session.BeginInteractionAsync()) {
await inter.RespondAsync(expression);
}
var res = await script.Session.EvaluateAsync("Sys.getlocale()", REvaluationKind.Normal);
var s = res.Result.ToString();
s.Should().NotBeNull().And.Contain(cp.ToString());
}
}
}
}
}
public async Task ConnectWhenSwitching() {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
var guid1 = new Guid();
var guid2 = new Guid();
var session1 = sessionProvider.GetOrCreate(guid1);
var session2 = sessionProvider.GetOrCreate(guid2);
var switchTask = sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(ConnectWhenSwitching));
var startHost1Task = Task.Delay(50).ContinueWith(t => session1.EnsureHostStartedAsync(new RHostStartupInfo {
Name = nameof(session1)
}, null, 1000)).Unwrap();
var startHost2Task = Task.Delay(100).ContinueWith(t => session2.EnsureHostStartedAsync(new RHostStartupInfo {
Name = nameof(session2)
}, null, 1000)).Unwrap();
await ParallelTools.WhenAll(30000, switchTask, startHost1Task, startHost2Task);
startHost1Task.Should().BeRanToCompletion();
startHost2Task.Should().BeRanToCompletion();
await ParallelTools.WhenAll(30000, session1.HostStarted, session2.HostStarted);
}
}
public async Task SwitchToInvalid() {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
var guid = new Guid();
var session = sessionProvider.GetOrCreate(guid);
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchToInvalid));
await session.EnsureHostStartedAsync(new RHostStartupInfo {
Name = nameof(session)
}, null, 1000);
var switch1Task = sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchToInvalid) + "1", @"\\JHF\F\R");
await Task.Yield();
var switch2Task = sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchToInvalid) + "2");
await ParallelTools.WhenAll(30000, switch1Task, switch2Task);
switch1Task.Should().BeRanToCompletion();
switch1Task.Result.Should().BeFalse();
switch2Task.Should().BeRanToCompletion();
switch2Task.Result.Should().BeTrue();
}
}
private async Task<XDocument> RunGraphicsTest(string code, string outputFilePath) {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
await sessionProvider.TrySwitchBrokerAsync(nameof(XamlGraphicsDeviceTest));
var session = sessionProvider.GetOrCreate(Guid.NewGuid());
await session.StartHostAsync(new RHostStartupInfo {
Name = _testMethod.Name
}, new RHostClientTestApp(), 50000);
using (var interaction = await session.BeginInteractionAsync()) {
await interaction.RespondAsync(code);
}
await session.StopHostAsync();
}
File.Exists(outputFilePath).Should().BeTrue();
var doc = XDocument.Load(outputFilePath);
var docXml = doc.ToString();
Console.WriteLine(docXml);
return doc;
}
private async Task<IEnumerable<string>> ExportToImageAsync(string[] inputs, string[] format, string[] paths, int widthInPixels, int heightInPixels, int resolution) {
var app = new RHostClientTestApp { PlotHandler = OnPlot, PlotDeviceCreateHandler = OnDeviceCreate, PlotDeviceDestroyHandler = OnDeviceDestroy };
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
await sessionProvider.TrySwitchBrokerAsync(nameof(IdeGraphicsDeviceTest));
var session = sessionProvider.GetOrCreate(Guid.NewGuid());
await session.StartHostAsync(new RHostStartupInfo {
Name = _testMethod.Name
}, app, 50000);
foreach (var input in inputs) {
using (var interaction = await session.BeginInteractionAsync()) {
await interaction.RespondAsync(input.EnsureLineBreak());
}
}
for (int i = 0; i < format.Length; ++i) {
await ExportToImageAsync(session, format[i], paths[i], widthInPixels, heightInPixels, resolution);
}
await session.StopHostAsync();
}
// Ensure that all plot files created by the graphics device have been deleted
foreach (var plot in OriginalPlotMessages) {
File.Exists(plot.FilePath).Should().BeFalse();
}
return PlotFilePaths.AsReadOnly();
}
private async Task ExecuteInSession(string[] inputs, IRSessionCallback app) {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
await sessionProvider.TrySwitchBrokerAsync(nameof(IdeGraphicsDeviceTest));
var session = sessionProvider.GetOrCreate(Guid.NewGuid());
await session.StartHostAsync(new RHostStartupInfo {
Name = _testMethod.Name
}, app, 50000);
foreach (var input in inputs) {
using (var interaction = await session.BeginInteractionAsync()) {
await interaction.RespondAsync(input.EnsureLineBreak());
}
}
await session.StopHostAsync();
}
}
public async Task SwitchBroker_DisposeSession(int timeout, bool restartOnBrokerSwitch) {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
var guid = new Guid();
var session = sessionProvider.GetOrCreate(guid);
session.RestartOnBrokerSwitch = restartOnBrokerSwitch;
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBrokerWithCancellation));
await session.EnsureHostStartedAsync(new RHostStartupInfo {
Name = nameof(session)
}, null, 5000);
var sessionDisposeTask = Task.Delay(timeout).ContinueWith(t => session.Dispose());
var result = await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBrokerWithCancellation) + "1");
await sessionDisposeTask;
result.Should().BeTrue();
}
}
public async Task SwitchBroker_DisposeSessionProvider(int timeout) {
var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal());
var guid = new Guid();
var session1 = sessionProvider.GetOrCreate(guid);
var session2 = sessionProvider.GetOrCreate(guid);
session2.RestartOnBrokerSwitch = true;
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBrokerWithCancellation));
await session1.EnsureHostStartedAsync(new RHostStartupInfo {
Name = nameof(session1)
}, null, 5000).Should().BeCompletedAsync();
await session2.HostStarted.Should().BeCompletedAsync();
var sessionProviderDisposeTask = Task.Delay(timeout).ContinueWith(t => sessionProvider.Dispose());
var result = await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBrokerWithCancellation) + "1");
await sessionProviderDisposeTask;
result.Should().BeFalse();
}
public async Task SwitchToTheSameBroker_NoSessions() {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
var switch1Task = sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchToTheSameBroker_NoSessions));
var switch2Task = sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchToTheSameBroker_NoSessions));
await ParallelTools.WhenAll(30000, switch1Task, switch2Task);
switch1Task.Status.Should().Be(TaskStatus.RanToCompletion);
switch2Task.Status.Should().Be(TaskStatus.RanToCompletion);
}
}
public async Task SwitchBrokerWithCancellation(int timeout) {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
var guid = new Guid();
var session = sessionProvider.GetOrCreate(guid);
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBrokerWithCancellation));
await session.EnsureHostStartedAsync(new RHostStartupInfo {
Name = nameof(session)
}, null, 1000);
var result = await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBrokerWithCancellation) + "1",
cancellationToken: new CancellationTokenSource(timeout).Token);
result.Should().BeFalse();
}
}
private async Task<IEnumerable<string>> ExportToPdfAsync(string[] inputs, string filePath, int width, int height) {
var app = new RHostClientTestApp { PlotHandler = OnPlot, PlotDeviceCreateHandler = OnDeviceCreate, PlotDeviceDestroyHandler = OnDeviceDestroy };
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
await sessionProvider.TrySwitchBrokerAsync(nameof(IdeGraphicsDeviceTest));
var session = sessionProvider.GetOrCreate(Guid.NewGuid());
await session.StartHostAsync(new RHostStartupInfo {
Name = _testMethod.Name
}, app, 50000);
foreach (var input in inputs) {
using (var interaction = await session.BeginInteractionAsync()) {
await interaction.RespondAsync(input.EnsureLineBreak());
}
}
string script = String.Format(@"
device_id <- rtvs:::graphics.ide.getactivedeviceid()
rtvs:::export_to_pdf(device_id, rtvs:::graphics.ide.getactiveplotid(device_id), {0}, {1})
", width, height);
var blobid = await session.EvaluateAsync<ulong>(script, REvaluationKind.Normal);
using (DataTransferSession dts = new DataTransferSession(session, new FileSystem())) {
await dts.FetchFileAsync(new RBlobInfo(blobid), filePath, true, null, CancellationToken.None);
}
await session.StopHostAsync();
}
// Ensure that all plot files created by the graphics device have been deleted
foreach (var plot in OriginalPlotMessages) {
File.Exists(plot.FilePath).Should().BeFalse();
}
return PlotFilePaths.AsReadOnly();
}
public async Task SwitchToTheSameBroker() {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
var guid = new Guid();
var session = sessionProvider.GetOrCreate(guid);
session.RestartOnBrokerSwitch = true;
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchToTheSameBroker));
await session.EnsureHostStartedAsync(new RHostStartupInfo {
Name = nameof(session)
}, null, 1000);
var switch1Task = sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchToTheSameBroker) + "1");
var switch2Task = sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchToTheSameBroker) + "1");
await ParallelTools.WhenAll(30000, switch1Task, switch2Task);
switch1Task.Status.Should().Be(TaskStatus.RanToCompletion);
switch2Task.Status.Should().Be(TaskStatus.RanToCompletion);
}
}
public async Task SwitchWhileEnsureHostStartedAsyncFailed() {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
var guid = new Guid();
var session = sessionProvider.GetOrCreate(guid);
session.RestartOnBrokerSwitch = true;
var startTask = session.EnsureHostStartedAsync(new RHostStartupInfo {
Name = nameof(session)
}, null, 1000);
await Task.Yield();
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchWhileEnsureHostStartedAsyncFailed));
startTask.Should().BeCanceled();
session.IsHostRunning.Should().BeTrue();
}
}
private async Task<IEnumerable<string>> GraphicsTestAsync(string[] inputs) {
using (var sessionProvider = new RSessionProvider()) {
var session = sessionProvider.GetOrCreate(Guid.NewGuid(), new RHostClientTestApp {PlotHandler = OnPlot});
await session.StartHostAsync(new RHostStartupInfo {
Name = _testMethod.Name,
RBasePath = RUtilities.FindExistingRBasePath()
}, 50000);
foreach (var input in inputs) {
using (var interaction = await session.BeginInteractionAsync()) {
await interaction.RespondAsync(input + "\n");
}
}
await session.StopHostAsync();
}
// Ensure that all plot files created by the graphics device have been deleted
foreach (var deletedFilePath in OriginalPlotFilePaths) {
File.Exists(deletedFilePath).Should().BeFalse();
}
return PlotFilePaths.AsReadOnly();
}
public async Task SwitchMultipleSessions() {
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchMultipleSessions)).Should().BeCompletedAsync();
var sessions = new IRSession[4];
for (var i = 0; i < sessions.Length; i++) {
sessions[i] = sessionProvider.GetOrCreate(new Guid());
sessions[i].RestartOnBrokerSwitch = true;
}
await ParallelTools.WhenAll(30000, sessions.Select((s, i) => s.EnsureHostStartedAsync(new RHostStartupInfo {
Name = nameof(sessions) + i
}, null, 30000)).ToArray());
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchMultipleSessions) + "1").Should().BeCompletedAsync();
sessions.Should().OnlyContain(s => s.IsHostRunning);
}
}
public CallStackTest(TestMethodFixture testMethod) {
_testMethod = testMethod.MethodInfo;
_sessionProvider = new RSessionProvider();
_session = _sessionProvider.GetOrCreate(Guid.NewGuid(), new RHostClientTestApp());
}
private async Task<XDocument> RunGraphicsTest(string code, string outputFilePath) {
using (var sessionProvider = new RSessionProvider()) {
var session = sessionProvider.GetOrCreate(Guid.NewGuid(), new RHostClientTestApp());
await session.StartHostAsync(new RHostStartupInfo {
Name = _testMethod.Name,
RBasePath = RUtilities.FindExistingRBasePath()
}, 50000);
using (var interaction = await session.BeginInteractionAsync()) {
await interaction.RespondAsync(code);
}
await session.StopHostAsync();
}
File.Exists(outputFilePath).Should().BeTrue();
var doc = XDocument.Load(outputFilePath);
var docXml = doc.ToString();
Console.WriteLine(docXml);
return doc;
}
