private static VsSafeProjectGuidService CreateInstance(IProjectAsynchronousTasksService tasksService = null, IProjectAsyncLoadDashboard loadDashboard = null)
{
var project = UnconfiguredProjectFactory.Create();
tasksService = tasksService ?? IProjectAsynchronousTasksServiceFactory.Create();
loadDashboard = loadDashboard ?? IProjectAsyncLoadDashboardFactory.ImplementProjectLoadedInHost(() => Task.CompletedTask);
return(new VsSafeProjectGuidService(project, tasksService, loadDashboard));
}
public void GetProjectGuidAsync_WhenProjectAlreadyUnloaded_ReturnsCancelledTask()
{
var tasksService = IProjectAsynchronousTasksServiceFactory.ImplementUnloadCancellationToken(new CancellationToken(canceled: true));
var loadDashboard = IProjectAsyncLoadDashboardFactory.ImplementProjectLoadedInHost(() => Task.Delay(Timeout.Infinite));
var accessor = CreateInstance(tasksService, loadDashboard);
var result = accessor.GetProjectGuidAsync();
Assert.True(result.IsCanceled);
}
public async Task GetProjectGuidAsync_WhenProjectUnloads_CancelsTask()
{
var projectUnloaded = new CancellationTokenSource();
var tasksService = IProjectAsynchronousTasksServiceFactory.ImplementUnloadCancellationToken(projectUnloaded.Token);
var loadDashboard = IProjectAsyncLoadDashboardFactory.ImplementProjectLoadedInHost(() => Task.Delay(Timeout.Infinite));
var accessor = CreateInstance(tasksService, loadDashboard);
var result = accessor.GetProjectGuidAsync();
Assert.False(result.IsCanceled);
// Now "unload" the project
projectUnloaded.Cancel();
await Assert.ThrowsAsync <OperationCanceledException>(() =>
{
return(result);
});
}