context: //
  // Unit tests for ReviewLockUsedOnlyForOperationsOnVariablesRule
  //
  // Authors:
  //	Cedric Vivier <cedricv@neonux.com>
  //	Sebastien Pouliot  <sebastien@ximian.com>
  //
  // Copyright (C) 2008 Cedric Vivier
  // Copyright (C) 2010 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 System;
  using System.Collections.Generic;
  using System.Reflection;
  using System.Threading;
  
  using Gendarme.Rules.Concurrency;
  
  using NUnit.Framework;
  using Test.Rules.Definitions;
  using Test.Rules.Fixtures;
  
  namespace Test.Rules.Concurrency {
  
  	[TestFixture]
  	public class ReviewLockUsedOnlyForOperationsOnVariablesTest : MethodRuleTestFixture<ReviewLockUsedOnlyForOperationsOnVariablesRule> {
  
  		[Test]
  		public void DoesNotApply ()
  		{
  			AssertRuleDoesNotApply (SimpleMethods.EmptyMethod);
  			AssertRuleDoesNotApply (SimpleMethods.ExternalMethod);
  			AssertRuleDoesNotApply<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("DoesNotApply1");
  			AssertRuleDoesNotApply<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("DoesNotApply2");
  		}
  
  		[Test]
  		public void Success ()
  		{
  			AssertRuleSuccess<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Success1");
  			AssertRuleSuccess<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Success2");
  			AssertRuleSuccess<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Success3");
  			AssertRuleSuccess<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Success4");
  			AssertRuleSuccess<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Success5");
  			AssertRuleSuccess<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Success6");
  		}
  
  		[Test]
  		public void Failure ()
  		{
  			AssertRuleFailure<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Failure0", 1);
  			AssertRuleFailure<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Failure1", 1);
  			AssertRuleFailure<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Failure2", 1);
  			AssertRuleFailure<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Failure3", 1);
  			AssertRuleFailure<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Failure4", 1);
  			AssertRuleFailure<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Failure5", 1);
  			AssertRuleFailure<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Failure5b", 2);
  			AssertRuleFailure<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Failure6", 1);
  			AssertRuleFailure<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Failure7", 1);
  			AssertRuleFailure<ReviewLockUsedOnlyForOperationsOnVariablesTest> ("Failure8", 3);
  		}
  
  
  		private object locker = new object ();
  		private object locker2 = new object ();
  
  		public bool DoesNotApply1 ()
  		{
  			bool ret = true;
  			x = 42;
  			y = 33;
  			return ret;
  		}
  
  		public void DoesNotApply2 ()
  		{
  			Monitor.Enter (locker);
  			x = 0;
  			//does not apply since we do not exit
  		}
  
  		public bool Success1 (string s)
  		{
  			lock (locker) {
  				return cache.ContainsKey (s);
  			}
  		}
  
  		public bool Success2 ()
  		{
  			object o = new object ();
  			lock (o) {
  				Type t = o.GetType ();
  				lock (locker) {
  					return cache.ContainsKey ("foo");
  				}
  			}
  		}
  
  		public bool Success3 ()
  		{
  			bool ret = false;
  			object o = new object ();
  			lock (o) {
  				object o2 = new object ();
  				lock (locker) {
  					Console.WriteLine("foo");
  					x++;
  				}
  				lock (locker) {
  					ret = true;
  					Console.WriteLine("foo");
  				}
  			}
  			return ret;
  		}
  
  		public bool Success4 ()
  		{
  			bool ret = false;
  			object o = new object ();
  			lock (o) {
  				Console.WriteLine (ret);
  				lock (locker2) {
  					if (!ret)
  						ret = true;
  				}
  			}
  			return ret;
  		}
  
  		bool ret;
  
  		public void Success5 ()
  		{
  			lock (locker) {
  				if (!ret)
  					ret = true;
  			}
  			x = 0;
  		}
  
  		public void Success6 (string name)
  		{
  			lock (locker) {
  				s = name.Substring(1);
  			}
  		}
  
  		public void Failure0 ()
  		{
  			lock (locker) {
  				x = 1;
  				y = 2;
  			}
  		}
  
  		public void Failure1 ()
  		{
  			lock (locker) {
  				x++;
  			}
  		}
  
  		public void Failure2 ()
  		{
  			lock (locker) {
  				x = y;
  			}
  		}
  
  		public void Failure3 ()
  		{
  			lock (locker) {
  				lock (locker2) {
  					Console.WriteLine (x);
  				}
  				lock (locker2) {
  					x++;
  				}
  				lock (locker2) {
  					Console.WriteLine (x);
  				}
  			}
  		}
  
  		public void Failure4 ()
  		{
  			lock (locker) {
  				lock (locker2) {
  					Console.WriteLine (x);
  				}
  				lock (locker2) {
  					x--;
  					y--;
  				}
  				lock (locker2) {
  					Console.WriteLine (y);
  				}
  			}
  		}
  
  		public void Failure5 ()
  		{
  			object o = new object ();
  			lock (locker) {
  				lock (locker2) {
  					Console.WriteLine ("foo");
  					lock (o) {
  						y--;
  					}
  				}
  				lock (locker2) {
  					Console.WriteLine ("foo");
  				}
  				y++;
  			}
  		}
  
  		public void Failure5b ()
  		{
  			object o = new object ();
  			lock (locker) {
  				lock (locker2) {
  					Console.WriteLine ("foo");
  					lock (o) {
  						y--;
  					}
  				}
  				lock (locker2) {
  					y++;
  				}
  				y++;
  			}
  		}
  
  		public void Failure6 (int j)
  		{
  
gt: 			lock (locker) {