context: //
  // CodeTypeReferenceCollectionTest.cs 
  //	- Unit tests for System.CodeDom.CodeTypeReferenceCollection
  //
  // Author:
  //	Gert Driesen  <drieseng@users.sourceforge.net>
  //
  // Copyright (C) 2005 Novell, Inc (http://www.novell.com)
  //
  // Permission is hereby granted, free of charge, to any person obtaining
  // a copy of this software and associated documentation files (the
  // "Software"), to deal in the Software without restriction, including
  // without limitation the rights to use, copy, modify, merge, publish,
  // distribute, sublicense, and/or sell copies of the Software, and to
  // permit persons to whom the Software is furnished to do so, subject to
  // the following conditions:
  // 
  // The above copyright notice and this permission notice shall be
  // included in all copies or substantial portions of the Software.
  // 
  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  //
  
  using NUnit.Framework;
  
  using System;
  using System.Collections;
  using System.CodeDom;
  
  namespace MonoTests.System.CodeDom 
  {
  	[TestFixture]
  	public class CodeTypeReferenceCollectionTest 
  	{
  		[Test]
  		public void Constructor0 () 
  		{
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection ();
  			Assert.IsFalse (((IList) coll).IsFixedSize, "#1");
  			Assert.IsFalse (((IList) coll).IsReadOnly, "#2");
  			Assert.AreEqual (0, coll.Count, "#3");
  			Assert.IsFalse (((ICollection) coll).IsSynchronized, "#4");
  		}
  
  		[Test]
  		public void Constructor1 () 
  		{
  			CodeTypeReference ref1 = new CodeTypeReference (string.Empty);
  			CodeTypeReference ref2 = new CodeTypeReference (string.Empty);
  
  			CodeTypeReference[] refs = new CodeTypeReference[] { ref1, ref2 };
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection (
  				refs);
  
  			Assert.AreEqual (2, coll.Count, "#1");
  			Assert.AreEqual (0, coll.IndexOf (ref1), "#2");
  			Assert.AreEqual (1, coll.IndexOf (ref2), "#3");
  		}
  
  		[Test]
  		[ExpectedException (typeof (ArgumentNullException))]
  		public void Constructor1_NullItem () 
  		{
  			CodeTypeReference[] refs = new CodeTypeReference[] {
  				new CodeTypeReference (string.Empty), null };
  
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection (
  				refs);
  		}
  
  		[Test]
  		[ExpectedException (typeof (ArgumentNullException))]
  		public void Constructor1_Null () 
  		{
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection (
  				(CodeTypeReference[]) null);
  		}
  
  		[Test]
  		public void Constructor2 () 
  		{
  			CodeTypeReference ref1 = new CodeTypeReference (string.Empty);
  			CodeTypeReference ref2 = new CodeTypeReference (string.Empty);
  
  			CodeTypeReferenceCollection c = new CodeTypeReferenceCollection ();
  			c.Add (ref1);
  			c.Add (ref2);
  
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection (c);
  			Assert.AreEqual (2, coll.Count, "#1");
  			Assert.AreEqual (0, coll.IndexOf (ref1), "#2");
  			Assert.AreEqual (1, coll.IndexOf (ref2), "#3");
  		}
  
  		[Test]
  		[ExpectedException (typeof (ArgumentNullException))]
  		public void Constructor2_Null () 
  		{
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection (
  				(CodeTypeReferenceCollection) null);
  		}
  
  		[Test]
  		public void Add () 
  		{
  			CodeTypeReference ref1 = new CodeTypeReference (string.Empty);
  			CodeTypeReference ref2 = new CodeTypeReference (string.Empty);
  
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection ();
  			Assert.AreEqual (0, coll.Add (ref1), "#1");
  			Assert.AreEqual (1, coll.Count, "#2");
  			Assert.AreEqual (0, coll.IndexOf (ref1), "#3");
  
  			Assert.AreEqual (1, coll.Add (ref2), "#4");
  			Assert.AreEqual (2, coll.Count, "#5");
  			Assert.AreEqual (1, coll.IndexOf (ref2), "#6");
  		}
  
  		[Test]
  		[ExpectedException (typeof (ArgumentNullException))]
  		public void Add_Null () 
  		{
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection ();
  			coll.Add ((CodeTypeReference) null);
  		}
  
  		[Test]
  		public void Insert () 
  		{
  			CodeTypeReference ref1 = new CodeTypeReference (string.Empty);
  			CodeTypeReference ref2 = new CodeTypeReference (string.Empty);
  
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection ();
  			coll.Add (ref1);
  			Assert.AreEqual (1, coll.Count, "#1");
  			Assert.AreEqual (0, coll.IndexOf (ref1), "#2");
  			coll.Insert (0, ref2);
  			Assert.AreEqual (2, coll.Count, "#3");
  			Assert.AreEqual (1, coll.IndexOf (ref1), "#4");
  			Assert.AreEqual (0, coll.IndexOf (ref2), "#5");
  		}
  
  		[Test]
  		[ExpectedException (typeof (ArgumentNullException))]
  		public void Insert_Null () 
  		{
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection ();
  			coll.Insert (0, (CodeTypeReference) null);
  		}
  
  		[Test]
  		public void AddRange () 
  		{
  			CodeTypeReference ref1 = new CodeTypeReference (string.Empty);
  			CodeTypeReference ref2 = new CodeTypeReference (string.Empty);
  			CodeTypeReference ref3 = new CodeTypeReference (string.Empty);
  
  			CodeTypeReferenceCollection coll1 = new CodeTypeReferenceCollection ();
  			coll1.Add (ref1);
  			coll1.Add (ref2);
  
  			CodeTypeReferenceCollection coll2 = new CodeTypeReferenceCollection ();
  			coll2.Add (ref3);
  			coll2.AddRange (coll1);
  			Assert.AreEqual (3, coll2.Count, "#1");
  			Assert.AreEqual (1, coll2.IndexOf (ref1), "#2");
  			Assert.AreEqual (2, coll2.IndexOf (ref2), "#3");
  			Assert.AreEqual (0, coll2.IndexOf (ref3), "#4");
  
  			CodeTypeReferenceCollection coll3 = new CodeTypeReferenceCollection ();
  			coll3.Add (ref3);
  			coll3.AddRange (new CodeTypeReference[] { ref1, ref2 });
  			Assert.AreEqual (3, coll2.Count, "#5");
  			Assert.AreEqual (1, coll2.IndexOf (ref1), "#6");
  			Assert.AreEqual (2, coll2.IndexOf (ref2), "#7");
  			Assert.AreEqual (0, coll2.IndexOf (ref3), "#8");
  		}
  
  		[Test]
  		[ExpectedException (typeof (ArgumentNullException))]
  		public void AddRange_Null_Array () 
  		{
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection ();
  			coll.AddRange ((CodeTypeReference[]) null);
  		}
  
  		[Test]
  		[ExpectedException (typeof (ArgumentNullException))]
  		public void AddRange_Null_Collection () 
  		{
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection ();
  			coll.AddRange ((CodeTypeReferenceCollection) null);
  		}
  
  		[Test]
  		public void AddRange_Self ()
  		{
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection ();
  			coll.Add (new CodeTypeReference (string.Empty));
  			Assert.AreEqual (1, coll.Count, "#1");
  			coll.AddRange (coll);
  			Assert.AreEqual (2, coll.Count, "#2");
  		}
  
  		[Test]
  		public void Remove ()
  		{
  			CodeTypeReference ctr1 = new CodeTypeReference (string.Empty);
  			CodeTypeReference ctr2 = new CodeTypeReference (string.Empty);
  
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection ();
  			coll.Add (ctr1);
  			coll.Add (ctr2);
  			Assert.AreEqual (2, coll.Count, "#1");
  			Assert.AreEqual (0, coll.IndexOf (ctr1), "#2");
  			Assert.AreEqual (1, coll.IndexOf (ctr2), "#3");
  			coll.Remove (ctr1);
  			Assert.AreEqual (1, coll.Count, "#4");
  			Assert.AreEqual (-1, coll.IndexOf (ctr1), "#5");
  			Assert.AreEqual (0, coll.IndexOf (ctr2), "#6");
  		}
  
  		[Test]
  		[ExpectedException (typeof (ArgumentException))]
  		public void Remove_NotInCollection ()
  		{
  			CodeTypeReferenceCollection coll = new CodeTypeReferenceCollection ();
  
gt: 			coll.Remove (new CodeTypeReference (string.Empty));