tests/DotNetCommon.Test/RoslynMapperTests.cs

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using NUnit.Framework;
using Shouldly;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace DotNetCommon.Test
{
    [TestFixture]
    public class RoslynMapperTests
    {
        [Test]
        public void TestNeedContainer()
        {
            /*
            循环引用,两个转换方法都需要防循环
            A       =>  A1
              B     =>      B1
                 A  =>         A1
            */
            var res = new RoslynMapper().GenerateMapCode(typeof(A), typeof(A1));
            var list = res.Methods.Where(i => i.IsToArray || i.IsToList).ToList();
            list.Count.ShouldBe(4);
            list.ForEach(i => i.NeedContainer.ShouldBeFalse());

            list = res.Methods.Where(i => i.IsToArray == false && i.IsToList == false).ToList();
            list.Count.ShouldBe(2);
            list.ForEach(i => i.NeedContainer.ShouldBeTrue());

            /* C需要防循环,D/E/F/G均不需要,这样需要分裂4个D/E/F/G出来
            C         =>    C1
              D       =>       D1
                 F    =>          F1
              E       =>       E1
                 G    =>          G1
                 D    =>          D1           
            */
            res = new RoslynMapper().GenerateMapCode(typeof(C), typeof(C1));
            list = res.Methods.Where(i => i.IsToArray || i.IsToList).ToList();
            list.Count.ShouldBe(10);
            list.ForEach(i => i.NeedContainer.ShouldBeFalse());

            list = res.Methods.Where(i => i.IsToArray == false && i.IsToList == false).ToList();
            //5+4(分裂的)
            list.Count.ShouldBe(9);
            list.First(i => i.SrcType == typeof(C) && i.DestType == typeof(C1)).NeedContainer.ShouldBeTrue();

            var groups = list.GroupBy(i => (i.SrcType, i.DestType)).ToList();

            //C -> C1
            var g = groups.Where(i => i.Key.SrcType == typeof(C) && i.Key.DestType == typeof(C1)).FirstOrDefault().ToList();
            g.Count.ShouldBe(1);
            g.FirstOrDefault().NeedContainer.ShouldBeTrue();
            g.FirstOrDefault().IsExpose.ShouldBeTrue();

            //D -> D1
            g = groups.Where(i => i.Key.SrcType == typeof(D) && i.Key.DestType == typeof(D1)).FirstOrDefault().ToList();
            g.Count.ShouldBe(2);
            g[0].NeedContainer.ShouldBeTrue();