public void Given_negative_stock_change_When_try_update_stock_quantity_with_change_bigger_than_existing_quantity_Then_exception_is_throwed()
{
// Given
var product = new ProductSeed().GetSeedObject();
product.Id = 1;
product.UpdateStock(StockChange.CreateChange(quantity: 0, product, new StockEntry {
Id = 1
}));
var posOrder = new POSOrder
{
Id = 1
};
int quantity = -2;
var stockChange = StockChange.CreateChange(quantity, product, posOrder);
// When..., then
Assert.Throws <ArgumentException>(() => product.UpdateStock(stockChange));
}
public void If_quantity_is_bigger_than_product_stock_use_remaining_stock()
{
//Given
var posOrder = new POSOrder();
var product = new ProductSeed().GetSeedObject();
product.Id = 1;
product.UpdateStock(StockChange.CreateChange(5, product, product));
product.UpdateStock(StockChange.CreateChange(-2, product, product));
var quantity = 4;
var repository = MockRepository((mock) => {
mock.Setup(m => m.GetBy(It.IsAny <int>()))
.Returns(product);
});
//When
var posOrderItemResult = POSOrderItem.Create(product.Id, quantity, posOrder, repository);
//Then
Assert.NotEqual(posOrderItemResult.Value.Quantity, quantity);
Assert.Equal(posOrderItemResult.Value.Quantity, product.QuantityInStock);
}
public void Given_negative_stock_change_When_try_update_stock_quantity_of_a_product_Then_current_stock_quantity_should_be_actual_stock_quantity_minus_stock_change()
{
// Given
var product = new ProductSeed().GetSeedObject();
product.Id = 1;
product.UpdateStock(StockChange.CreateChange(4, product, new StockEntry {
Id = 1
}));
var posOrder = new POSOrder
{
Id = 1
};
int quantity = -2;
int expectedQuantity = 2;
var stockChange = StockChange.CreateChange(quantity, product, posOrder);
// When
product.UpdateStock(stockChange);
// Then
Assert.Equal(expectedQuantity, product.QuantityInStock);
}
private POSOrder GetBasicPOSOrder()
{
var product = new ProductSeed().GetSeedObject();
product.Id = 1;
product.UpdateStock(10, product);
var repository = MockRepository((mock) => mock.Setup(m => m.GetBy(It.IsAny <int>()))
.Returns(product));
var posOrder = new POSOrder();
posOrder.AddItem(product.Id, 1, repository);
return(posOrder);
}
public void If_Product_is_out_of_stock_don_t_create_item()
{
//Given
var posOrder = new POSOrder();
var product = new ProductSeed().GetSeedObject();
product.Id = 1;
product.UpdateStock(-product.QuantityInStock, product);
// When
var posOrderItemResult = POSOrderItem.Create(product.Id, 1, posOrder, MockRepository());
// Then
Assert.False(posOrderItemResult.Success);
Assert.Null(posOrderItemResult.Value);
}
public void When_add_new_item_of_already_present_product_sum_items()
{
// Given
var product = new ProductSeed().GetSeedObject();
product.Id = 1;
product.UpdateStock(14, product);
var posOrder = new POSOrder();
var repository = MockRepository((mock) => mock.Setup(m => m.GetBy(It.IsAny <int>()))
.Returns(product));
posOrder.AddItem(product.Id, 2, repository);
var expectedOrderTotal = product.EndCustomerPrice * 6;
// When
posOrder.AddItem(product.Id, 4, repository);
// Then
Assert.Equal(1, posOrder.Items.Count);
Assert.Equal(expectedOrderTotal, posOrder.OrderTotal);
}
public void Create_Item_from_product_id_and_quantity()
{
//Given
var posOrder = new POSOrder();
var product = new ProductSeed().GetSeedObject();
product.Id = 1;
product.UpdateStock(4, product);
var quantity = 4;
var expectedOrderTotal = product.EndCustomerPrice * quantity;
var repository = MockRepository((mock) => {
mock.Setup(m => m.GetBy(It.IsAny <int>()))
.Returns(product);
});
//When
var item = POSOrderItem.Create(product.Id, quantity, posOrder, repository);
//Then
Assert.True(item.Success);
Assert.NotNull(item.Value);
Assert.Equal(expectedOrderTotal, item.Value.Total);
Assert.Equal(item.Value.POSOrderId, posOrder.Id);
}
public void When_try_add_item_to_cancelled_item_shouldnt_update_object()
{
//Given
var product = new ProductSeed().GetSeedObject();
product.Id = 1;
product.UpdateStock(3, product);
var posOrder = new POSOrder();
var repository = MockRepository((mock) => mock.Setup(m => m.GetBy(It.IsAny <int>()))
.Returns(product));
var expectedQuantity = 1;
posOrder.AddItem(product.Id, expectedQuantity, repository);
posOrder.Cancel();
//When
posOrder.AddItem(product.Id, 1, repository);
//Then
var item = posOrder.Items.FirstOrDefault();
Assert.Equal(expectedQuantity, item.Quantity);
}
