fixture.cs

来自「NHibernate NET开发者所需的」· CS 代码 · 共 75 行

using System;
using NUnit.Framework;

namespace NHibernate.Test.NHSpecificTest.NH750
{
	[TestFixture]
	public class Fixture : BugTestCase
	{
		protected override void OnTearDown()
		{
			using (ISession s = sessions.OpenSession())
			{
				s.Delete("from Device");
				s.Delete("from Drive");
				s.Flush();
			}
		}

		[Test]
		public void DeviceOfDrive()
		{
			int[] dvSavedId = new int[2];
			Drive dr1 = new Drive("Drive 1");
			Drive dr2 = new Drive("Drive 2");
			Drive dr3 = new Drive("Drive 3");
			Device dv1 = new Device("Device 1");
			Device dv2 = new Device("Device 2");
			using (ISession s = sessions.OpenSession())
			{
				s.Save(dr1);
				s.Save(dr2);
				s.Save(dr3);
				dvSavedId[0] = (int) s.Save(dv1);
				dvSavedId[1] = (int) s.Save(dv2);
				s.Flush();
			}

			dv1.Drives.Add(dr1);
			dv1.Drives.Add(dr2);
			dv2.Drives.Add(dr1);
			dv2.Drives.Add(dr3);
			using (ISession s = sessions.OpenSession())
			{
				dvSavedId[0] = (int) s.Save(dv1);
				dvSavedId[1] = (int) s.Save(dv2);
				s.Flush();
			}
			dv1 = null;
			dv2 = null;
			using (ISession s = sessions.OpenSession())
			{
				s.Delete(dr3);
				s.Flush();
				dv1 = (Device) s.Load(typeof(Device), dvSavedId[0]);
				dv2 = (Device) s.Load(typeof(Device), dvSavedId[1]);
			}
			Assert.AreEqual(2, dv1.Drives.Count);
			Assert.AreEqual(2, dv2.Drives.Count);
			// Verify dv1 unchanged
			Assert.IsTrue(dv1.Drives.Contains(dr1));
			Assert.IsTrue(dv1.Drives.Contains(dr2));

			// Verify dv2
			Assert.IsTrue(dv2.Drives.Contains(dr1));
			Assert.IsFalse(dv2.Drives.Contains(dr3));
			// Verify one null
			int nullCount = 0;
			for (int i = 0; i < dv2.Drives.Count; i++)
			{
				if (dv2.Drives[i] == null) nullCount++;
			}
			Assert.AreEqual(1, nullCount);
		}
	}
}