public async Task TaskCompleted_TestAsync() { var authentication = await this.TestContext.LoginRandomAsync(Authority.Admin); var dataBaseFilter = new DataBaseFilter(DataBaseFlags.NotLoaded | DataBaseFlags.Public | DataBaseFlags.NotLocked); var dataBase = await dataBaseFilter.GetDataBaseAsync(app); var actualID = Guid.Empty; await dataBaseContext.AddTaskCompletedEventHandlerAsync(DataBaseContext_TaskCompleted); var taskID1 = await(dataBase.LoadAsync(authentication) as Task <Guid>); Assert.AreEqual(taskID1, actualID); await dataBaseContext.RemoveTaskCompletedEventHandlerAsync(DataBaseContext_TaskCompleted); var taskID2 = await(dataBase.UnloadAsync(authentication) as Task <Guid>); Assert.AreEqual(taskID1, actualID); Assert.AreNotEqual(Guid.Empty, taskID2); void DataBaseContext_TaskCompleted(object sender, TaskCompletedEventArgs e) { if (e.InvokeID == authentication.ID) { actualID = e.TaskIDs.Single(); } } }