TransactionSynchronizationManagerTests.cs :  » Inversion-of-Control-Dependency-Injection » Spring.net » Spring » Transaction » Support » C# / CSharp Open Source

using System;
using System.Collections;
using NUnit.Framework;
using Spring.Core;
using Spring.Util;

namespace Spring.Transaction.Support{
  [TestFixture]
  public class TransactionSynchronizationManagerTests
  {
    [SetUp]
    public void Init()
    {
      if ( TransactionSynchronizationManager.SynchronizationActive )
      {
        TransactionSynchronizationManager.ClearSynchronization();
      }
    }
    [TearDown]
    public void Destory()
    {
      if ( TransactionSynchronizationManager.SynchronizationActive )
      {
        TransactionSynchronizationManager.ClearSynchronization();
      }
    }
    [Test]
    [ExpectedException(typeof(InvalidOperationException))]
    public void SynchronizationsInvalid()
    {
      IList syncs = TransactionSynchronizationManager.Synchronizations;
            Assert.IsNotNull(syncs); // to avoid mono mcs error 219
    }

    [Test]
    [ExpectedException(typeof(InvalidOperationException))]
    public void InitSynchronizationsInvalid()
    {
      TransactionSynchronizationManager.InitSynchronization();
      TransactionSynchronizationManager.InitSynchronization();
    }
    [Test]
    [ExpectedException(typeof(InvalidOperationException))]
    public void SynchronizationsClearInvalid()
    {
      TransactionSynchronizationManager.ClearSynchronization();
    }

    [Test]
    [ExpectedException(typeof(InvalidOperationException))]
    public void RegisterSyncsInvalid()
    {
      TransactionSynchronizationManager.RegisterSynchronization(new MockTxnSync());
    }

    [Test]
    public void SynchronizationsLifeCycle()
    {
      TransactionSynchronizationManager.InitSynchronization();
      IList syncs = TransactionSynchronizationManager.Synchronizations;
      Assert.AreEqual( 0, syncs.Count );
      TransactionSynchronizationManager.RegisterSynchronization( new MockTxnSync() );
      syncs = TransactionSynchronizationManager.Synchronizations;
      Assert.AreEqual( 1, syncs.Count );
      TransactionSynchronizationManager.ClearSynchronization();
    }

        [Test(Description = "http://jira.springframework.org/browse/SPRNET-1160")]
        public void SynchronizationsExecuteInOrderOfRegistration()
        {
            TransactionSynchronizationManager.InitSynchronization();

            try
            {
                // expect syncs to be run A, B, C, D, E since all have order '1'
                TransactionSynchronizationManager.RegisterSynchronization(new Sync("A", 1));
                TransactionSynchronizationManager.RegisterSynchronization(new Sync("B", 1));
                TransactionSynchronizationManager.RegisterSynchronization(new Sync("C", 1));
                TransactionSynchronizationManager.RegisterSynchronization(new Sync("D", 1));
                TransactionSynchronizationManager.RegisterSynchronization(new Sync("E", 1));

                // simulate what APTM does
                Sync[] syncs = (Sync[]) CollectionUtils.ToArray(TransactionSynchronizationManager.Synchronizations, typeof(Sync));
                Assert.AreEqual( "A", syncs[0].Name );
                Assert.AreEqual( "B", syncs[1].Name );
                Assert.AreEqual( "C", syncs[2].Name );
                Assert.AreEqual( "D", syncs[3].Name );
                Assert.AreEqual( "E", syncs[4].Name );
            }
            finally
            {
                TransactionSynchronizationManager.ClearSynchronization();
            }
        }

        private class Sync : TransactionSynchronizationAdapter, IOrdered
        {
            private readonly string name;
            private readonly int order;

            public Sync(string name, int order)
            {
                this.name = name;
                this.order = order;
            }

            public int Order { get { return order; } }

            public string Name
            {
                get { return name; }
            }

            public override string ToString()
            {
                return name;
            }
        }
  }
}