// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the Apache 2.0 License.
// See the LICENSE file in the project root for more information.

using System;
using System.Collections;
using System.Runtime.CompilerServices;
using NUnit.Framework;

namespace IronPythonTest {
 [TestFixture(Category = "IronPython")]
 public class DisposableTest : IDisposable {
 public bool Called;

 #region IDisposable Members

 public void Dispose() {
 Called = true;
 }

 #endregion
 }

 public class EnumerableTest : IEnumerable {
 private readonly StrongBox<bool> _disposed;

 public EnumerableTest(StrongBox<bool> disposed) {
 _disposed = disposed;
 }

 #region IEnumerable Members

 public IEnumerator GetEnumerator() {
 return new MyEnumerator(_disposed);
 }

 #endregion 
 }

 public class MyEnumerator : IEnumerator, IDisposable {
 private readonly StrongBox<bool> _disposed;
 private int _count;

 public MyEnumerator(StrongBox<bool> disposed) {
 _disposed = disposed;
 }

 #region IEnumerator Members

 public object Current {
 get { return 42; }
 }

 public bool MoveNext() {
 return _count++ < 2;
 }

 public void Reset() {
 throw new NotImplementedException();
 }

 #endregion

 #region IDisposable Members

 public void Dispose() {
 _disposed.Value = true;
 }

 #endregion
 }
}