public async Task SwitchBroker_DisposeSessionProvider(int timeout)
{
var sessionProvider = new RSessionProvider(_services);
var session1 = sessionProvider.GetOrCreate(nameof(SwitchBroker_DisposeSessionProvider) + 1);
var session2 = sessionProvider.GetOrCreate(nameof(SwitchBroker_DisposeSessionProvider) + 2);
session2.RestartOnBrokerSwitch = true;
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBroker_DisposeSessionProvider));
await session1.EnsureHostStartedAsync(new RHostStartupInfo(), null, 5000).Should().BeCompletedAsync();
await session2.HostStarted.Should().BeCompletedAsync();
var sessionProviderDisposeTask = Task.Delay(timeout).ContinueWith(t => sessionProvider.Dispose());
var stopwatch = new Stopwatch();
stopwatch.Start();
var result = await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBroker_DisposeSessionProvider) + "1");
stopwatch.Stop();
await sessionProviderDisposeTask;
result.Should().Be(stopwatch.ElapsedMilliseconds < timeout);
}
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 Task.WhenAll(switchTask, startHost1Task, startHost2Task);
startHost1Task.Should().BeRanToCompletion();
startHost2Task.Should().BeRanToCompletion();
await Task.WhenAll(session1.HostStarted, session2.HostStarted);
}
}
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);
}
}
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 SwitchWhenConnecting()
{
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
var guid = new Guid();
var session = sessionProvider.GetOrCreate(guid);
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchWhenConnecting));
var startHostTask = session.EnsureHostStartedAsync(new RHostStartupInfo {
Name = nameof(session)
}, null, 1000);
await Task.Yield();
var switch1Task = sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchWhenConnecting) + "1");
var switch2Task = sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchWhenConnecting) + "2");
await Task.WhenAll(startHostTask, switch1Task, switch2Task);
switch1Task.Status.Should().Be(TaskStatus.RanToCompletion);
switch2Task.Status.Should().Be(TaskStatus.RanToCompletion);
startHostTask.Status.Should().Be(TaskStatus.RanToCompletion);
await session.HostStarted;
session.HostStarted.Should().BeRanToCompletion();
}
}
private async Task <IEnumerable <string> > ExportToPdfAsync(string[] inputs, string filePath, int width, int height)
{
var app = new RHostClientTestApp {
PlotHandler = OnPlot
};
using (var sessionProvider = new RSessionProvider()) {
var session = sessionProvider.GetOrCreate(Guid.NewGuid(), _brokerConnector);
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 + "\n");
}
}
string script = String.Format("rtvs:::export_to_pdf({0}, {1})", width, height);
var data = await session.EvaluateAsync <byte[]>(script, REvaluationKind.Normal);
File.WriteAllBytes(filePath, data);
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 <IEnumerable <string> > ExportToImageAsync(string[] inputs, string[] format, string[] paths, int widthInPixels, int heightInPixels, int resolution)
{
var app = new RHostClientTestApp {
PlotHandler = OnPlot
};
using (var sessionProvider = new RSessionProvider()) {
var session = sessionProvider.GetOrCreate(Guid.NewGuid(), _brokerConnector);
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 + "\n");
}
}
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());
}
public void GetOrCreate()
{
using (var sessionProvider = new RSessionProvider(_services)) {
var guid = Guid.NewGuid().ToString();
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);
}
}
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(_services)) {
await sessionProvider.TrySwitchBrokerAsync(nameof(IdeGraphicsDeviceTest));
var session = sessionProvider.GetOrCreate(_testMethod.FileSystemSafeName);
await session.StartHostAsync(new RHostStartupInfo(), 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());
}
public CallStackTest(TestMethodFixture testMethod)
{
_testMethod = testMethod.MethodInfo;
_brokerConnector = new RHostBrokerConnector();
_brokerConnector.SwitchToLocalBroker(nameof(CallStackTest));
_sessionProvider = new RSessionProvider();
_session = _sessionProvider.GetOrCreate(Guid.NewGuid(), _brokerConnector);
}
public async Task ConnectWhenSwitching()
{
using (var sessionProvider = new RSessionProvider(_services)) {
var session1 = sessionProvider.GetOrCreate(nameof(ConnectWhenSwitching) + 1);
var session2 = sessionProvider.GetOrCreate(nameof(ConnectWhenSwitching) + 2);
var switchTask = sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(ConnectWhenSwitching));
var startHost1Task = Task.Delay(50).ContinueWith(t => session1.EnsureHostStartedAsync(new RHostStartupInfo(), null, 1000)).Unwrap();
var startHost2Task = Task.Delay(100).ContinueWith(t => session2.EnsureHostStartedAsync(new RHostStartupInfo(), 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 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 ParallelAccess()
{
using (var sessionProvider = new RSessionProvider()) {
var guids = new[] { new Guid(), new Guid() };
ParallelTools.Invoke(100, i => {
var session = sessionProvider.GetOrCreate(guids[i % 2], _brokerConnector);
session.Dispose();
});
}
}
public void ParallelAccess()
{
using (var sessionProvider = new RSessionProvider(_services)) {
var guids = new[] { nameof(ParallelAccess) + 1, nameof(ParallelAccess) + 2 };
ParallelTools.Invoke(100, i => {
var session = sessionProvider.GetOrCreate(guids[i % 2]);
session.Dispose();
});
}
}
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 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 Lifecycle()
{
var sessionProvider = new RSessionProvider();
// ReSharper disable once AccessToDisposedClosure
Action a = () => sessionProvider.GetOrCreate(new Guid(), _brokerConnector);
a.ShouldNotThrow();
sessionProvider.Dispose();
a.ShouldThrow <InvalidOperationException>();
}
public void Lifecycle()
{
var sessionProvider = new RSessionProvider(_services);
// ReSharper disable once AccessToDisposedClosure
Action a = () => sessionProvider.GetOrCreate(nameof(Lifecycle));
a.ShouldNotThrow();
sessionProvider.Dispose();
a.ShouldThrow <InvalidOperationException>();
}
public async Task RemoveBroker()
{
var sessionProvider = new RSessionProvider(_services);
var session1 = sessionProvider.GetOrCreate(nameof(RemoveBroker) + 1);
var session2 = sessionProvider.GetOrCreate(nameof(RemoveBroker) + 2);
session2.RestartOnBrokerSwitch = true;
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(RemoveBroker)).Should().BeCompletedAsync();
session1.HostStarted.Should().NotBeCompleted();
session2.HostStarted.Should().BeCompleted();
await session1.EnsureHostStartedAsync(new RHostStartupInfo(), null, 5000).Should().BeCompletedAsync();
await sessionProvider.RemoveBrokerAsync();
session1.IsHostRunning.Should().BeFalse();
session2.IsHostRunning.Should().BeFalse();
}
public async Task ConnectToRemote()
{
using (var sessionProvider = new RSessionProvider(_services)) {
await _remoteBroker.ConnectAsync(sessionProvider);
var session = sessionProvider.GetOrCreate(nameof(ConnectToRemote));
await session.EnsureHostStartedAsync(new RHostStartupInfo(), null, 5000);
var evaluationResult = await session.EvaluateAsync <int>("1+2", REvaluationKind.Normal);
evaluationResult.Should().Be(3);
}
}
public async Task SwitchBrokerWithCancellation(int timeout)
{
using (var sessionProvider = new RSessionProvider(_coreServices)) {
var session = sessionProvider.GetOrCreate(nameof(SwitchBrokerWithCancellation));
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBrokerWithCancellation));
await session.EnsureHostStartedAsync(new RHostStartupInfo(), null, 1000);
var result = await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBrokerWithCancellation) + "1",
cancellationToken : new CancellationTokenSource(timeout).Token);
result.Should().BeFalse();
}
}
public async Task SwitchWhileEnsureHostStartedAsyncFailed()
{
using (var sessionProvider = new RSessionProvider(_services)) {
var session = sessionProvider.GetOrCreate(nameof(SwitchWhileEnsureHostStartedAsyncFailed));
session.RestartOnBrokerSwitch = true;
var startTask = session.EnsureHostStartedAsync(new RHostStartupInfo(), null, 1000);
await Task.Yield();
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchWhileEnsureHostStartedAsyncFailed));
startTask.Should().BeCanceled();
session.IsHostRunning.Should().BeTrue();
}
}
public async Task SwitchWhileEnsureHostStartedAsyncFailed()
{
using (var sessionProvider = new RSessionProvider(TestCoreServices.CreateReal())) {
var guid = new Guid();
var session = sessionProvider.GetOrCreate(guid);
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();
}
}
public async Task SwitchToTheSameBroker()
{
using (var sessionProvider = new RSessionProvider(_services)) {
var session = sessionProvider.GetOrCreate(nameof(SwitchToTheSameBroker));
session.RestartOnBrokerSwitch = true;
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchToTheSameBroker));
await session.EnsureHostStartedAsync(new RHostStartupInfo(), 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);
}
}
private async Task ExecuteInSession(string[] inputs, IRSessionCallback app)
{
using (var sessionProvider = new RSessionProvider(_services)) {
await sessionProvider.TrySwitchBrokerAsync(nameof(IdeGraphicsDeviceTest));
var session = sessionProvider.GetOrCreate(_testMethod.FileSystemSafeName);
await session.StartHostAsync(new RHostStartupInfo(), app, 50000);
foreach (var input in inputs)
{
using (var interaction = await session.BeginInteractionAsync()) {
await interaction.RespondAsync(input.EnsureLineBreak());
}
}
await session.StopHostAsync();
}
}
private async Task ExecuteInSession(string[] inputs, IRSessionCallback app)
{
using (var sessionProvider = new RSessionProvider()) {
var session = sessionProvider.GetOrCreate(Guid.NewGuid(), _brokerConnector);
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 + "\n");
}
}
await session.StopHostAsync();
}
}
public async Task SwitchBroker_DisposeSession(int timeout, bool restartOnBrokerSwitch)
{
using (var sessionProvider = new RSessionProvider(_services)) {
var session = sessionProvider.GetOrCreate(nameof(SwitchBroker_DisposeSession));
session.RestartOnBrokerSwitch = restartOnBrokerSwitch;
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBroker_DisposeSession));
await session.EnsureHostStartedAsync(new RHostStartupInfo(), null, 5000);
var sessionDisposeTask = Task.Delay(timeout).ContinueWith(t => session.Dispose());
var result = await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBroker_DisposeSession) + "1");
await sessionDisposeTask;
result.Should().BeTrue();
}
}
public async Task SwitchBrokerWithCancellation(int timeout)
{
using (var sessionProvider = new RSessionProvider(_services)) {
var session = sessionProvider.GetOrCreate(nameof(SwitchBrokerWithCancellation));
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBrokerWithCancellation));
await session.EnsureHostStartedAsync(new RHostStartupInfo(), null, 1000);
var stopwatch = new Stopwatch();
stopwatch.Start();
var result = await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchBrokerWithCancellation) + "1",
cancellationToken : new CancellationTokenSource(timeout).Token);
stopwatch.Stop();
result.Should().Be(stopwatch.ElapsedMilliseconds < timeout);
}
}
public async Task ConnectWhenSwitching_SwitchFailed()
{
using (var sessionProvider = new RSessionProvider(_services)) {
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(ConnectWhenSwitching_SwitchFailed));
var switchTask = sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(ConnectWhenSwitching_SwitchFailed) + "1", BrokerConnectionInfo.Create(null, "JHFFR", @"\\JHF\F\R"));
await Task.Yield();
var session = sessionProvider.GetOrCreate(nameof(ConnectWhenSwitching_SwitchFailed));
var startHostTask = session.EnsureHostStartedAsync(new RHostStartupInfo(), null, 1000);
await ParallelTools.WhenAll(30000, switchTask, startHostTask);
startHostTask.Should().BeRanToCompletion();
switchTask.Should().BeRanToCompletion();
switchTask.Result.Should().BeFalse();
}
}
public async Task SwitchMultipleSessions()
{
using (var sessionProvider = new RSessionProvider(_services)) {
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(nameof(SwitchMultipleSessions) + i);
sessions[i].RestartOnBrokerSwitch = true;
}
await ParallelTools.WhenAll(30000, sessions.Select((s, i) => s.EnsureHostStartedAsync(new RHostStartupInfo(), null, 30000)).ToArray());
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(SwitchMultipleSessions) + "1").Should().BeCompletedAsync();
sessions.Should().OnlyContain(s => s.IsHostRunning);
}
}
