public async Task TestGet_VerifyTaskName()
        {
            SetUpMockData();

            var taskRepository = new TaskManagerRepository(mockContext.Object);

            var taskDetails = await taskRepository.GetAsync(2);

            Assert.IsType <TaskItem>(taskDetails);
        }
        public async Task TestGet_VerifyTaskName()
        {
            var contextOptions = new DbContextOptions <TaskManagerDbContext>();
            var mockContext    = new Mock <TaskManagerDbContext>(contextOptions);

            var taskRepository = new TaskManagerRepository(mockContext.Object);

            IQueryable <TaskItem> taskDetailsList = new List <TaskItem>()
            {
                new TaskItem()
                {
                    Id = 1, Name = "Task 1", Priority = 10
                },
                new TaskItem()
                {
                    Id = 2, Name = "Task 2", Priority = 20
                },
            }.AsQueryable();

            var mockSet = new Mock <DbSet <TaskItem> >();

            mockSet.As <IAsyncEnumerable <TaskItem> >()
            .Setup(m => m.GetEnumerator())
            .Returns(new TestAsyncEnumerator <TaskItem>(taskDetailsList.GetEnumerator()));

            mockSet.As <IQueryable <TaskItem> >()
            .Setup(m => m.Provider)
            .Returns(new TestAsyncQueryProvider <TaskItem>(taskDetailsList.Provider));

            mockSet.As <IQueryable <TaskItem> >().Setup(m => m.Expression).Returns(taskDetailsList.Expression);
            mockSet.As <IQueryable <TaskItem> >().Setup(m => m.ElementType).Returns(taskDetailsList.ElementType);
            mockSet.As <IQueryable <TaskItem> >().Setup(m => m.GetEnumerator()).Returns(() => taskDetailsList.GetEnumerator());

            mockContext.Setup(m => m.Tasks).Returns(mockSet.Object);

            var taskDetails = await taskRepository.GetAsync(2);

            Assert.Equal("Task 2", taskDetails.Name);
        }