public void DocumentAdded_IgnoresClosedDocument()
{
// Arrange
var projectManager = TestProjectSnapshotManager.Create(Dispatcher);
projectManager.ProjectAdded(HostProject1);
projectManager.ProjectAdded(HostProject2);
projectManager.AllowNotifyListeners = true;
var queue = new TestOpenDocumentGenerator(Dispatcher);
queue.Initialize(projectManager);
// Act & Assert
projectManager.DocumentAdded(HostProject1, Documents[0], null);
Assert.False(queue.IsScheduledOrRunning, "Queue should not be scheduled when a document is added for the first time (closed by default)");
}
public void Enqueue_IgnoresClosedDocuments()
{
// Arrange
var projectManager = TestProjectSnapshotManager.Create(Dispatcher);
projectManager.ProjectAdded(HostProject1);
projectManager.DocumentAdded(HostProject1, Documents[0], null);
var project = projectManager.GetLoadedProject(HostProject1.FilePath);
var queue = new TestOpenDocumentGenerator(Dispatcher);
queue.Initialize(projectManager);
// Act & Assert
queue.Enqueue(project.GetDocument(Documents[0].FilePath));
Assert.False(queue.IsScheduledOrRunning, "Queue should not have anything pending");
}
public void Enqueue_ProcessesNotifications_AndGoesBackToSleep()
{
// Arrange
var projectManager = TestProjectSnapshotManager.Create(Dispatcher);
projectManager.ProjectAdded(HostProject1);
projectManager.ProjectAdded(HostProject2);
projectManager.DocumentAdded(HostProject1, Documents[0], null);
projectManager.DocumentOpened(HostProject1.FilePath, Documents[0].FilePath, SourceText.From(string.Empty));
projectManager.DocumentAdded(HostProject1, Documents[1], null);
projectManager.DocumentOpened(HostProject1.FilePath, Documents[1].FilePath, SourceText.From(string.Empty));
var project = projectManager.GetLoadedProject(HostProject1.FilePath);
var queue = new TestOpenDocumentGenerator(Dispatcher)
{
Delay = TimeSpan.FromMilliseconds(1),
BlockBackgroundWorkStart = new ManualResetEventSlim(initialState: false),
NotifyBackgroundWorkStarting = new ManualResetEventSlim(initialState: false),
BlockBackgroundWorkCompleting = new ManualResetEventSlim(initialState: false),
NotifyBackgroundWorkCompleted = new ManualResetEventSlim(initialState: false),
};
queue.Initialize(projectManager);
// Act & Assert
queue.Enqueue(project.GetDocument(Documents[0].FilePath));
Assert.True(queue.IsScheduledOrRunning, "Queue should be scheduled during Enqueue");
Assert.True(queue.HasPendingNotifications, "Queue should have a notification created during Enqueue");
// Allow the background work to proceed.
queue.BlockBackgroundWorkStart.Set();
queue.BlockBackgroundWorkCompleting.Set();
Assert.True(queue.NotifyBackgroundWorkCompleted.Wait(TimeSpan.FromSeconds(3)), "Timed out waiting for background work to complete");
Assert.False(queue.IsScheduledOrRunning, "Queue should not have restarted");
Assert.False(queue.HasPendingNotifications, "Queue should have processed all notifications");
}
public void ProjectChanged_ProcessesNotifications_AndGoesBackToSleep()
{
// Arrange
var projectManager = TestProjectSnapshotManager.Create(Dispatcher);
projectManager.ProjectAdded(HostProject1);
projectManager.ProjectAdded(HostProject2);
projectManager.DocumentAdded(HostProject1, Documents[0], null);
projectManager.DocumentOpened(HostProject1.FilePath, Documents[0].FilePath, SourceText.From(string.Empty));
projectManager.AllowNotifyListeners = true;
var queue = new TestOpenDocumentGenerator(Dispatcher)
{
Delay = TimeSpan.FromMilliseconds(1),
BlockBackgroundWorkStart = new ManualResetEventSlim(initialState: false),
NotifyBackgroundWorkStarting = new ManualResetEventSlim(initialState: false),
BlockBackgroundWorkCompleting = new ManualResetEventSlim(initialState: false),
NotifyBackgroundWorkCompleted = new ManualResetEventSlim(initialState: false),
};
queue.Initialize(projectManager);
var newWorkspaceState = new ProjectWorkspaceState(Array.Empty <TagHelperDescriptor>(), LanguageVersion.CSharp7_3);
// Act & Assert
projectManager.ProjectWorkspaceStateChanged(HostProject1.FilePath, newWorkspaceState);
Assert.True(queue.IsScheduledOrRunning, "Queue should be scheduled during Enqueue");
Assert.True(queue.HasPendingNotifications, "Queue should have a notification created during Enqueue");
// Allow the background work to proceed.
queue.BlockBackgroundWorkStart.Set();
queue.BlockBackgroundWorkCompleting.Set();
Assert.True(queue.NotifyBackgroundWorkCompleted.Wait(TimeSpan.FromSeconds(3)));
Assert.False(queue.IsScheduledOrRunning, "Queue should not have restarted");
Assert.False(queue.HasPendingNotifications, "Queue should have processed all notifications");
}
public void Enqueue_ProcessesNotifications_AndRestarts()
{
// Arrange
var projectManager = TestProjectSnapshotManager.Create(Dispatcher);
projectManager.ProjectAdded(HostProject1);
projectManager.ProjectAdded(HostProject2);
projectManager.DocumentAdded(HostProject1, Documents[0], null);
projectManager.DocumentOpened(HostProject1.FilePath, Documents[0].FilePath, SourceText.From(string.Empty));
projectManager.DocumentAdded(HostProject1, Documents[1], null);
projectManager.DocumentOpened(HostProject1.FilePath, Documents[1].FilePath, SourceText.From(string.Empty));
var project = projectManager.GetLoadedProject(HostProject1.FilePath);
var queue = new TestOpenDocumentGenerator(Dispatcher)
{
Delay = TimeSpan.FromMilliseconds(1),
BlockBackgroundWorkStart = new ManualResetEventSlim(initialState: false),
NotifyBackgroundWorkStarting = new ManualResetEventSlim(initialState: false),
NotifyBackgroundCapturedWorkload = new ManualResetEventSlim(initialState: false),
BlockBackgroundWorkCompleting = new ManualResetEventSlim(initialState: false),
NotifyBackgroundWorkCompleted = new ManualResetEventSlim(initialState: false),
};
queue.Initialize(projectManager);
// Act & Assert
queue.Enqueue(project.GetDocument(Documents[0].FilePath));
Assert.True(queue.IsScheduledOrRunning, "Queue should be scheduled during Enqueue");
Assert.True(queue.HasPendingNotifications, "Queue should have a notification created during Enqueue");
// Allow the background work to start.
queue.BlockBackgroundWorkStart.Set();
Assert.True(queue.NotifyBackgroundWorkStarting.Wait(TimeSpan.FromSeconds(1)), "Timed out waiting for background work to start");
Assert.True(queue.IsScheduledOrRunning, "Worker should be processing now");
Assert.True(queue.NotifyBackgroundCapturedWorkload.Wait(TimeSpan.FromSeconds(1)), "Timed out waiting for background work to be captured");
Assert.False(queue.HasPendingNotifications, "Worker should have taken all notifications");
queue.Enqueue(project.GetDocument(Documents[1].FilePath));
Assert.True(queue.HasPendingNotifications); // Now we should see the worker restart when it finishes.
// Allow work to complete, which should restart the timer.
queue.BlockBackgroundWorkCompleting.Set();
Assert.True(queue.NotifyBackgroundWorkCompleted.Wait(TimeSpan.FromSeconds(3)), "Timed out waiting for background work to complete");
queue.NotifyBackgroundWorkCompleted.Reset();
// It should start running again right away.
Assert.True(queue.IsScheduledOrRunning, "Queue should be scheduled during Enqueue");
Assert.True(queue.HasPendingNotifications, "Queue should have a notification created during Enqueue");
// Allow the background work to proceed.
queue.BlockBackgroundWorkStart.Set();
queue.BlockBackgroundWorkCompleting.Set();
Assert.True(queue.NotifyBackgroundWorkCompleted.Wait(TimeSpan.FromSeconds(3)), "Timed out waiting for background work to complete again");
Assert.False(queue.IsScheduledOrRunning, "Queue should not have restarted");
Assert.False(queue.HasPendingNotifications, "Queue should have processed all notifications");
}