public Task <long> AddAsync(NewTodoItemInfo newTodoItemInfo)
{
Validator.ValidateObject(newTodoItemInfo, new ValidationContext(newTodoItemInfo),
validateAllProperties: true);
return(InternalAddAsync(newTodoItemInfo));
}
public async Task AddAsync_UsingNullAsNewTodoItemInfo_MustThrowException()
{
// Arrange
var mockTodoDbContext = new DbContextMock <TodoDbContext>(DummyOptions);
var mockLogger = new Mock <ILogger <TodoItemService> >();
var todoItemService = new TodoItemService(mockTodoDbContext.Object, mockLogger.Object);
NewTodoItemInfo newTodoItemInfo = null;
// Act
// ReSharper disable once ExpressionIsAlwaysNull
Func <Task <long> > addAsyncCall = async() => await todoItemService.AddAsync(newTodoItemInfo);
// Assert
await addAsyncCall
.Should()
.ThrowExactlyAsync <ArgumentNullException>("service cannot add data using a null item");
}
private async Task <long> InternalAddAsync(NewTodoItemInfo newTodoItemInfo)
{
logger.LogInformation("About to add item using context {@NewTodoItemInfo} ...", newTodoItemInfo);
var newTodoItem = new TodoItem(newTodoItemInfo.Name, newTodoItemInfo.Owner.GetName());
if (newTodoItemInfo.IsComplete.HasValue)
{
newTodoItem.IsComplete = newTodoItemInfo.IsComplete.Value;
}
await todoDbContext.TodoItems.AddAsync(newTodoItem);
await todoDbContext.SaveChangesAsync();
logger.LogInformation("Item with id {TodoItemId} has been added by user [{User}]"
, newTodoItem.Id, newTodoItem.CreatedBy);
return(newTodoItem.Id);
}