public void BeUpdated_WhenClearingBasketWithItems()
{
var basketAggregate = new BasketAggregate(AggregateId);
basketAggregate.Apply(_addItemCommand);
basketAggregate.HasBeenUpdated = false;
basketAggregate.Apply(new ClearItemsCommand());
basketAggregate.HasBeenUpdated.Should().BeTrue();
basketAggregate.Items.Should().BeEmpty();
}
public void BeUpdated_WhenUpdatingExistingItem()
{
var basketAggregate = new BasketAggregate(AggregateId);
basketAggregate.Apply(_addItemCommand);
basketAggregate.HasBeenUpdated = false;
basketAggregate.Apply(_updateItemCommand);
basketAggregate.HasBeenUpdated.Should().BeTrue();
basketAggregate.Items.Should().ContainSingle(
item => item.Sku == _addItemCommand.Sku && item.Quantity == _updateItemCommand.Quantity);
}
public void BeIdempotent_WhenAddingExistingItem()
{
var basketAggregate = new BasketAggregate(AggregateId);
basketAggregate.Apply(_addItemCommand);
basketAggregate.HasBeenUpdated = false;
basketAggregate.Apply(_addItemCommand);
basketAggregate.Items.Should()
.ContainSingle(item => item.Quantity == 1);
basketAggregate.HasBeenUpdated.Should().BeFalse();
}
public void BeIdempotent_WhenUpdatingToTheSameQuantity()
{
var basketAggregate = new BasketAggregate(AggregateId);
basketAggregate.Apply(_addItemCommand);
basketAggregate.Apply(_updateItemCommand);
basketAggregate.HasBeenUpdated = false;
basketAggregate.Apply(_updateItemCommand);
basketAggregate.HasBeenUpdated.Should().BeFalse();
basketAggregate.Items.Should().ContainSingle(
item => item.Sku == _addItemCommand.Sku && item.Quantity == _updateItemCommand.Quantity);
}
public void ThrowException_WhenUpdatingNonExistingItem()
{
var basketAggregate = new BasketAggregate(AggregateId);
basketAggregate.Apply(_addItemCommand);
basketAggregate.HasBeenUpdated = false;
Action action = () => basketAggregate.Apply(new UpdateItemCommand
{
Sku = "54321",
Quantity = 2
});
action.Should().Throw <BasketDoesNotContainProductException>();
}
public void BeUpdated_WhenRemovingAnExistingItem()
{
var basketAggregate = new BasketAggregate(AggregateId);
basketAggregate.Apply(_addItemCommand);
basketAggregate.HasBeenUpdated = false;
basketAggregate.Apply(new RemoveItemCommand
{
Sku = _addItemCommand.Sku
});
basketAggregate.HasBeenUpdated.Should().BeTrue();
basketAggregate.Items.Should().NotContain(item => item.Sku == _addItemCommand.Sku);
}
public async Task DispatchUpdateItemCommandToAggregate()
{
_basketAggregate.Apply(new AddItemCommand {
Sku = "sku", Description = "desc"
});
var result = await _controller.UpdateItem(Id, new UpdateItemCommand()
{
Sku = "sku", Quantity = 3
},
CancellationToken.None);
result.Should().BeOfType <OkResult>();
_repositoryMock.Verify(r =>
r.Save(It.Is <BasketAggregate>(a => a.Id == Id && a.Items.FirstOrDefault().Quantity == 3),
It.IsAny <CancellationToken>()));
}
public void BeIdempotent_WhenClearingEmptyBasket()
{
var basketAggregate = new BasketAggregate(AggregateId);
basketAggregate.Apply(new ClearItemsCommand());
basketAggregate.HasBeenUpdated.Should().BeFalse();
basketAggregate.Items.Should().BeEmpty();
}
public void BeUpdated_WhenAddingNewItem()
{
var basketAggregate = new BasketAggregate(AggregateId);
basketAggregate.Apply(_addItemCommand);
basketAggregate.HasBeenUpdated.Should().BeTrue();
basketAggregate.Items.Should()
.ContainSingle(item => item.Quantity == 1)
.And.AllBeEquivalentTo(_addItemCommand);
}
public void BeIdempotent_WhenRemovingNonExistingProduct()
{
var basketAggregate = new BasketAggregate(AggregateId);
basketAggregate.Apply(new RemoveItemCommand
{
Sku = _addItemCommand.Sku
});
basketAggregate.HasBeenUpdated.Should().BeFalse();
basketAggregate.Items.Should().NotContain(item => item.Sku == _addItemCommand.Sku);
}
