nhbug.cs

using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using NUnit.Framework;
using NHibernate;
using NHibernate.Cfg;
using NHibernate.Cfg.MappingSchema;
using NHibernate.Dialect;
using NHibernate.Driver;
using NHibernate.Mapping.ByCode;

namespace NHBug
{
    class Parent
    {
        public virtual int FooId { get; set; }
        
        public virtual IList<Child> Children { get; set; }
    }

    class Child
    {
        public virtual int ChildId { get; set; }
        
        public virtual Parent Parent { get; set; }
    }
    
    
    public class Tests
    {
        [TestCase("customcolumnname")]
        [TestCase("parent2_key")]
        [TestCase("parent_key")]
        [TestCase(null)]
        public void Test1(string item)
        {
            var mapper = new ModelMapper();
            
            mapper.Class<Child>(m =>
            {
                m.Id(c => c.ChildId, x => x.Generator(Generators.Native));
                m.ManyToOne(c => c.Parent, x =>
                {
                    if (item != null) x.Column(item);
                });
            });
            
            mapper.Class<Parent>(m =>
            {
                m.Id(c => c.FooId, x => x.Generator(Generators.Native));
                m.Set(c => c.Children,
                    bpm =>
                    {
                        bpm.Inverse(true);
                        if(item != null) bpm.Key(k => k.Column(item));
                    },
                    cer => { cer.OneToMany(); });
            });

            var mapping = mapper.CompileMappingFor(new[] {typeof(Parent), typeof(Child)});
            
            Assert.AreEqual(item ?? "Parent", mapping.RootClasses.Single(c => c.name == "Parent").Properties.OfType<HbmSet>().Single(p => p.Name == "Children").Key.column1);
        }
    }
}