using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;
using Util.Tests.Fakes;
using Util.Tests.Infrastructure;
using Util.Tests.Repositories;
using Util.Tests.UnitOfWorks;
using Xunit;

namespace Util.Data.EntityFrameworkCore.Tests; 

/// <summary>
/// 贴子仓储测试
/// 说明:
/// 1. 测试多对多
/// </summary>
public class PostRepositoryTest : TestBase {
    /// <summary>
    /// 仓储
    /// </summary>
    private readonly IPostRepository _repository;

    /// <summary>
    /// 测试初始化
    /// </summary>
    public PostRepositoryTest(IPostRepository repository, ITestUnitOfWork unitOfWork ) : base(unitOfWork){
        _repository = repository;
    }

    /// <summary>
    /// 测试添加实体
    /// </summary>
    [Fact]
    public async Task TestAddAsync() {
        //添加实体
        var post = PostFakeService.GetPost();
        post.Init();
        var tag1 = TagFakeService.GetTag();
        tag1.Init();
        post.Tags.Add( tag1 );

        var tag2 = TagFakeService.GetTag();
        tag2.Init();
        post.Tags.Add( tag2 );

        await _repository.AddAsync( post );
        await UnitOfWork.CommitAsync();
        UnitOfWork.ClearCache();

        //验证
        var result = await _repository.SingleAsync( t => t.Id == post.Id, queryable => queryable.Include( t => t.Tags ) );
        Assert.NotNull( result );
        Assert.Equal( 2,result.Tags.Count );
    }
}