public async Task ProjectManager_Changed_ProjectRemoved_AfterEnqueuedPublishAsync()
        {
            // Arrange
            var attemptedToSerialize    = false;
            var projectSnapshot         = CreateProjectSnapshot("/path/to/project.csproj");
            var expectedPublishFilePath = "/path/to/obj/bin/Debug/project.razor.json";
            var publisher = new TestDefaultRazorProjectChangePublisher(
                JoinableTaskContext,
                RazorLogger,
                onSerializeToFile: (snapshot, publishFilePath) => attemptedToSerialize = true,
                onDeleteFile: (path) => { })
            {
                EnqueueDelay = 10
            };

            publisher.SetPublishFilePath(projectSnapshot.FilePath, expectedPublishFilePath);
            publisher.EnqueuePublish(projectSnapshot);
            var args = ProjectChangeEventArgs.CreateTestInstance(projectSnapshot, newer: null, documentFilePath: null, ProjectChangeKind.ProjectRemoved);

            // Act
            publisher.ProjectSnapshotManager_Changed(null, args);

            // Assert
            await Task.Delay(publisher.EnqueueDelay * 3).ConfigureAwait(false);

            Assert.False(attemptedToSerialize);
        }
        public async Task EnqueuePublish_BatchesPublishRequestsAsync()
        {
            // Arrange
            var serializationSuccessful = false;
            var firstSnapshot           = CreateProjectSnapshot("/path/to/project.csproj");
            var secondSnapshot          = CreateProjectSnapshot("/path/to/project.csproj", new[] { "/path/to/file.cshtml" });
            var expectedPublishFilePath = "/path/to/obj/bin/Debug/project.razor.json";
            var publisher = new TestDefaultRazorProjectChangePublisher(
                JoinableTaskContext,
                RazorLogger,
                onSerializeToFile: (snapshot, publishFilePath) =>
            {
                Assert.Same(secondSnapshot, snapshot);
                Assert.Equal(expectedPublishFilePath, publishFilePath);
                serializationSuccessful = true;
            })
            {
                EnqueueDelay = 10
            };

            publisher.SetPublishFilePath(firstSnapshot.FilePath, expectedPublishFilePath);

            // Act
            publisher.EnqueuePublish(firstSnapshot);
            publisher.EnqueuePublish(secondSnapshot);

            // Assert
            var kvp = Assert.Single(publisher._deferredPublishTasks);
            await kvp.Value.ConfigureAwait(false);

            Assert.True(serializationSuccessful);
        }
        internal async Task ProjectManager_Changed_EnqueuesPublishAsync(ProjectChangeKind changeKind)
        {
            // Arrange
            var serializationSuccessful = false;
            var projectSnapshot         = CreateProjectSnapshot("/path/to/project.csproj");
            var expectedPublishFilePath = "/path/to/obj/bin/Debug/project.razor.json";
            var publisher = new TestDefaultRazorProjectChangePublisher(
                JoinableTaskContext,
                RazorLogger,
                onSerializeToFile: (snapshot, publishFilePath) =>
            {
                Assert.Same(projectSnapshot, snapshot);
                Assert.Equal(expectedPublishFilePath, publishFilePath);
                serializationSuccessful = true;
            })
            {
                EnqueueDelay = 10
            };

            publisher.SetPublishFilePath(projectSnapshot.FilePath, expectedPublishFilePath);
            var args = ProjectChangeEventArgs.CreateTestInstance(projectSnapshot, projectSnapshot, documentFilePath: null, changeKind);

            // Act
            publisher.ProjectSnapshotManager_Changed(null, args);

            // Assert
            var kvp = Assert.Single(publisher._deferredPublishTasks);
            await kvp.Value.ConfigureAwait(false);

            Assert.True(serializationSuccessful);
        }
        public async Task ProjectRemoved_DeletesPublishFileAsync()
        {
            // Arrange
            var attemptedToDelete       = false;
            var snapshotManager         = CreateProjectSnapshotManager(allowNotifyListeners: true);
            var expectedPublishFilePath = "/path/to/obj/bin/Debug/project.razor.json";
            var publisher = new TestDefaultRazorProjectChangePublisher(
                JoinableTaskContext,
                RazorLogger,
                onSerializeToFile: (_, __) => { },
                onDeleteFile: (publishFilePath) =>
            {
                attemptedToDelete = true;
                Assert.Equal(expectedPublishFilePath, publishFilePath);
            });

            publisher.Initialize(snapshotManager);

            var hostProject = new HostProject("/path/to/project.csproj", RazorConfiguration.Default, "TestRootNamespace");

            publisher.SetPublishFilePath(hostProject.FilePath, expectedPublishFilePath);
            await RunOnForegroundAsync(() => snapshotManager.ProjectAdded(hostProject)).ConfigureAwait(false);

            // Act
            await RunOnForegroundAsync(() => snapshotManager.ProjectRemoved(hostProject)).ConfigureAwait(false);

            // Assert
            Assert.True(attemptedToDelete);
        }
        public async Task ProjectAdded_DoesNotPublishWithoutProjectWorkspaceStateAsync()
        {
            // Arrange
            var snapshotManager         = CreateProjectSnapshotManager(allowNotifyListeners: true);
            var serializationSuccessful = false;
            var expectedPublishFilePath = "/path/to/obj/bin/Debug/project.razor.json";

            var publisher = new TestDefaultRazorProjectChangePublisher(
                JoinableTaskContext,
                RazorLogger,
                onSerializeToFile: (snapshot, publishFilePath) =>
            {
                Assert.True(false, "Serialization should not have been atempted because there is no ProjectWorkspaceState.");
                serializationSuccessful = true;
            });

            publisher.Initialize(snapshotManager);
            var hostProject = new HostProject("/path/to/project.csproj", RazorConfiguration.Default, "TestRootNamespace");

            publisher.SetPublishFilePath(hostProject.FilePath, expectedPublishFilePath);

            // Act
            await RunOnForegroundAsync(() => snapshotManager.ProjectAdded(hostProject)).ConfigureAwait(false);

            // Assert
            Assert.False(serializationSuccessful);
        }
        public void Publish_PublishesToSetPublishFilePath()
        {
            // Arrange
            var serializationSuccessful  = false;
            var omniSharpProjectSnapshot = CreateProjectSnapshot("/path/to/project.csproj");
            var expectedPublishFilePath  = "/path/to/obj/bin/Debug/project.razor.json";
            var publisher = new TestDefaultRazorProjectChangePublisher(
                JoinableTaskContext,
                RazorLogger,
                onSerializeToFile: (snapshot, publishFilePath) =>
            {
                Assert.Same(omniSharpProjectSnapshot, snapshot);
                Assert.Equal(expectedPublishFilePath, publishFilePath);
                serializationSuccessful = true;
            });

            publisher.SetPublishFilePath(omniSharpProjectSnapshot.FilePath, expectedPublishFilePath);

            // Act
            publisher.Publish(omniSharpProjectSnapshot);

            // Assert
            Assert.True(serializationSuccessful);
        }
        public async Task ProjectAdded_PublishesToCorrectFilePathAsync()
        {
            // Arrange
            var snapshotManager         = CreateProjectSnapshotManager(allowNotifyListeners: true);
            var serializationSuccessful = false;
            var expectedPublishFilePath = "/path/to/obj/bin/Debug/project.razor.json";

            var publisher = new TestDefaultRazorProjectChangePublisher(
                JoinableTaskContext,
                RazorLogger,
                onSerializeToFile: (snapshot, publishFilePath) =>
            {
                Assert.Equal(expectedPublishFilePath, publishFilePath);
                serializationSuccessful = true;
            });

            publisher.Initialize(snapshotManager);
            var projectFilePath = "/path/to/project.csproj";
            var hostProject     = new HostProject(projectFilePath, RazorConfiguration.Default, "TestRootNamespace");

            publisher.SetPublishFilePath(hostProject.FilePath, expectedPublishFilePath);
            var projectWorkspaceState = new ProjectWorkspaceState(Array.Empty <TagHelperDescriptor>(), CodeAnalysis.CSharp.LanguageVersion.Default);

            // Act
            await RunOnForegroundAsync(() =>
            {
                snapshotManager.ProjectAdded(hostProject);
                snapshotManager.ProjectWorkspaceStateChanged(projectFilePath, projectWorkspaceState);
            }).ConfigureAwait(false);

            // Assert
            var kvp = Assert.Single(publisher._deferredPublishTasks);
            await kvp.Value.ConfigureAwait(false);

            Assert.True(serializationSuccessful);
        }