public async void Should_CreateCategory()
{
//初始化的分类条数
var initCategoryCount = base.UsingDbContext(context => context.Category.Count());
//增加三条分类条数
var input1 = new CreateCategoryInput
{
ParentId = base.UsingDbContext(context =>
{
return context.Category.FirstOrDefault().Id;
}),
CategoryName = "人文历史",
Description = "这个是用来介绍人文历史的",
Taxonomy = TaxonomyEnum.Category
};
var task1 = _categoryService.CreateCategory(input1);
var input2 = new CreateCategoryInput()
{
CategoryName = "社会科学",
Description = "这个就是介绍社会科学的啦",
Taxonomy = TaxonomyEnum.Category
};
var task2 = _categoryService.CreateCategory(input2);
var input3 = new CreateCategoryInput()
{
CategoryName = "新技术",
Taxonomy = TaxonomyEnum.PostTag
};
var task3 = _categoryService.CreateCategory(input3);
await Task.WhenAll(task1, task2, task3);
//校验规则
base.UsingDbContext(context =>
{
context.Category.Count().ShouldBe(initCategoryCount + 3);
var c1 = context.Category.Where(w => w.CategoryName == "人文历史").FirstOrDefault();
c1.ParentId.HasValue.ShouldBe(true);
c1.Taxonomy.ShouldBe(TaxonomyEnum.Category);
c1.Description.IsNullOrEmpty().ShouldBe(false);
var c2 = context.Category.FirstOrDefault(w => w.CategoryName == "社会科学");
c2.ParentId.HasValue.ShouldBe(false);
c2.Taxonomy.ShouldBe(TaxonomyEnum.Category);
c2.Description.IsNullOrEmpty().ShouldBe(false);
var c3 = context.Category.FirstOrDefault(w => w.CategoryName == "新技术");
c3.ParentId.HasValue.ShouldBe(false);
c3.Taxonomy.ShouldBe(TaxonomyEnum.PostTag);
c3.Description.IsNullOrEmpty().ShouldBe(true);
});
}
public async Task<RenderMessageOutput> CreateCategory(CreateCategoryInput input)
{
//校验分类是否已经存在
var isExist =
await _categoryRepository.CheckCategoryIsExist(input.CategoryName, input.ParentId, input.Taxonomy);
if (isExist)
{
return new RenderMessageOutput
{
Success = false,
Message = "操作失败，已经存在"
};
}
Logger.Info("Creating a category for input : " + input);
var category = new Category
{
Id = Guid.NewGuid(),
CategoryName = input.CategoryName,
Description = input.Description,
Taxonomy = input.Taxonomy
};
if (input.ParentId.HasValue)
{
category.ParentId = input.ParentId;
}
await _categoryRepository.InsertAsync(category);
return new RenderMessageOutput(); //操作成功
}
