public async Task CreateOrderInDBAsync_NullItems_Exception()
=> await WithDBContextAsync(async (context) =>
{
//Arrange
var service = new OrderService(context);
//Act
Func <Task> act = () => service.CreateOrderInDBAsync(null);
//Assert
var exception = await Assert.ThrowsAsync <ArgumentException>(act);
Assert.Equal("Products count should be more than thero.", exception.Message);
});
public async Task CreateOrderInDBAsync_Success()
=> await WithDBContextAsync(async (context) =>
{
//Arrange
var cartItems = new List <CartItem>
{
new CartItem
{
ProductId = 1,
Count = 20
},
new CartItem
{
ProductId = 2,
Count = 30
},
new CartItem
{
ProductId = 3,
Count = 10
}
};
var service = new OrderService(context);
//Act
var order = await service.CreateOrderInDBAsync(cartItems);
//Assert
foreach (var cartItem in cartItems)
{
var expectedComposition = order.Order_Composition.FirstOrDefault(c => c.Product_Id == cartItem.ProductId);
Assert.NotNull(expectedComposition);
Assert.Equal(cartItem.Count, expectedComposition.ProductCount);
}
Assert.Equal(1, order.Status_Id);
Assert.Equal(order.Status.Id, order.Status_Id);
Assert.Equal(OrderStatus.Created.ToString(), order.Status.Name);
Assert.Equal(2, order.User_Id);
Assert.Equal(order.User.Id, order.User_Id);
var expectedOrder = context.Shop_Orders.FirstOrDefault(o => o.Id == order.Id);
Assert.NotNull(expectedOrder);
Assert.Equal(expectedOrder, order);
});