public async Task InsertBasketItem_NullRequest_ThrowsException()
{
//Arrange
var mock = InsertBasketItemMock.Create();
var target = mock.Target;
InsertBasketItemRequest request = null;
//Act
async Task execute() => await target.Execute(request);
//Assert
await Assert.ThrowsAsync <ArgumentNullException>(execute);
}
public async Task InsertBasketItem_NullVariant_ThrowsException()
{
//Arrange
var fixture = new Fixture();
var basketId = fixture.Create <string>();
string itemVariant = null;
var quantity = fixture.Create <int>();
var mock = InsertBasketItemMock.Create();
var target = mock.Target;
var request = InsertBasketItemRequest.Create(basketId, itemVariant, quantity);
//Act
async Task execute() => await target.Execute(request);
//Assert
await Assert.ThrowsAsync <ArgumentException>(execute);
}
public async Task InsertBasketItem_ValidRequest_ProducerCalledOnce()
{
//Arrange
var fixture = new Fixture();
var basketId = fixture.Create <string>();
var itemVariant = fixture.Create <string>();
var quantity = fixture.Create <int>();
var mock = InsertBasketItemMock.Create();
var target = mock.Target;
var request = InsertBasketItemRequest.Create(basketId, itemVariant, quantity);
//Act
await target.Execute(request);
//Assert
mock.BasketUpdatedProducerMock.Verify(x => x.ProduceBasketUpdatedEventAsync(It.IsAny <string>()), Times.Once());
}
public async Task InsertBasketItem_ValidRequest_RepositoryCalledOnce()
{
//Arrange
var fixture = new Fixture();
var basketId = fixture.Create <string>();
var itemVariant = fixture.Create <string>();
var quantity = 2;
var mock = InsertBasketItemMock.Create();
var target = mock.Target;
var request = InsertBasketItemRequest.Create(basketId, itemVariant, quantity);
//Act
await target.Execute(request);
//Assert
mock.BasketsRepositoryMock.Verify(rep => rep.InsertItem(basketId, It.IsAny <Item>()), Times.Once());
}
