protected override void Validate(ByLevelQuery query)
{
if (query.Level <= 0)
{
throw new ValidationException("Level should be more than 0");
}
}
public async Task <IEnumerable <CategoryModel> > GetByLevel(int level)
{
var query = new ByLevelQuery {
Level = level
};
return(await _queryProcessor.ProcessAsync(query).ConfigureAwait(true));
}
public async Task TestGetByLevelValidation()
{
var mock = new Mock <IQueryHandler <ByLevelQuery, IEnumerable <CategoryModel> > >();
var query = new ByLevelQuery {
Level = 0
};
var queryHandler = new ByLevelValidateQueryHandlerDecorator(mock.Object);
await Assert.ThrowsAsync <ValidationException>(async() => await queryHandler.HandleAsync(query).ConfigureAwait(false)).ConfigureAwait(false);
}
public async Task TestGetByLevel(int level, int[] ids)
{
var query = new ByLevelQuery {
Level = level
};
var queryHandler = new ByLevelQueryHandler(_repository);
var result = await queryHandler.HandleAsync(query).ConfigureAwait(false);
Assert.IsAssignableFrom <IEnumerable <CategoryModel> >(result);
var resultIds = result.Select(_ => _.Id).OrderBy(_ => _).ToArray();
Assert.Equal(ids.Length, resultIds.Length);
Assert.Equal(ids, resultIds);
}
public async Task <IEnumerable <CategoryModel> > HandleAsync(ByLevelQuery query)
{
var categories = await _repository.GetCategoriesByLevel(query.Level).ConfigureAwait(false);
return(Mapper.Map <IEnumerable <CategoryModel> >(categories));
}