internal UnitTestResult RunUnitTest (UnitTest test, string suiteName, string pathName, string testName, TestContext testContext)
		{
			var runnerExe = GetCustomConsoleRunnerCommand ();
			if (runnerExe != null)
				return RunWithConsoleRunner (runnerExe, test, suiteName, pathName, testName, testContext);

			ExternalTestRunner runner = (ExternalTestRunner)Runtime.ProcessService.CreateExternalProcessObject (typeof(ExternalTestRunner), testContext.ExecutionContext, UserAssemblyPaths);
			LocalTestMonitor localMonitor = new LocalTestMonitor (testContext, test, suiteName, testName != null);

			ITestFilter filter = null;
			if (test != null) {
				if (test is UnitTestGroup) {
					var categoryOptions = (NUnitCategoryOptions) test.GetOptions (typeof(NUnitCategoryOptions));
					if (categoryOptions.EnableFilter && categoryOptions.Categories.Count > 0) {
						string[] cats = new string [categoryOptions.Categories.Count];
						categoryOptions.Categories.CopyTo (cats, 0);
						filter = new CategoryFilter (cats);
						if (categoryOptions.Exclude)
							filter = new NotFilter (filter);
					} else {
						filter = new TestNameFilter (CollectTests ((UnitTestGroup)test));
					}
				} else {
					filter = new TestNameFilter (test.TestId);
				}
			}

			RunData rd = new RunData ();
			rd.Runner = runner;
			rd.Test = this;
			rd.LocalMonitor = localMonitor;
			testContext.Monitor.CancelRequested += new TestHandler (rd.Cancel);

			UnitTestResult result;
			var crashLogFile = Path.GetTempFileName ();

			try {
				if (string.IsNullOrEmpty (AssemblyPath)) {
					string msg = GettextCatalog.GetString ("Could not get a valid path to the assembly. There may be a conflict in the project configurations.");
					throw new Exception (msg);
				}
				System.Runtime.Remoting.RemotingServices.Marshal (localMonitor, null, typeof (IRemoteEventListener));

				string testRunnerAssembly, testRunnerType;
				GetCustomTestRunner (out testRunnerAssembly, out testRunnerType);

				result = runner.Run (localMonitor, filter, AssemblyPath, "", new List<string> (SupportAssemblies), testRunnerType, testRunnerAssembly, crashLogFile);
				if (testName != null)
					result = localMonitor.SingleTestResult;
				
				ReportCrash (testContext, crashLogFile);
				
			} catch (Exception ex) {
				if (ReportCrash (testContext, crashLogFile)) {
					result = UnitTestResult.CreateFailure (GettextCatalog.GetString ("Unhandled exception"), null);
				}
				else if (!localMonitor.Canceled) {
					LoggingService.LogError (ex.ToString ());
					if (localMonitor.RunningTest != null) {
						RuntimeErrorCleanup (testContext, localMonitor.RunningTest, ex);
					} else {
						testContext.Monitor.ReportRuntimeError (null, ex);
						throw;
					}
					result = UnitTestResult.CreateFailure (ex);
				} else {
					result = UnitTestResult.CreateFailure (GettextCatalog.GetString ("Canceled"), null);
				}
			} finally {
				File.Delete (crashLogFile);
				testContext.Monitor.CancelRequested -= new TestHandler (rd.Cancel);
				runner.Dispose ();
				System.Runtime.Remoting.RemotingServices.Disconnect (localMonitor);
			}
			
			return result;
		}
		internal UnitTestResult RunUnitTest (UnitTest test, string suiteName, string testName, TestContext testContext)
		{
			ExternalTestRunner runner = (ExternalTestRunner) Runtime.ProcessService.CreateExternalProcessObject (typeof(ExternalTestRunner), testContext.ExecutionContext);
			LocalTestMonitor localMonitor = new LocalTestMonitor (testContext, runner, test, suiteName, testName != null);
			
			ITestFilter filter = null;
			
			if (testName != null) {
				filter = new TestNameFilter (suiteName + "." + testName);
			} else {
				NUnitCategoryOptions categoryOptions = (NUnitCategoryOptions) test.GetOptions (typeof(NUnitCategoryOptions));
				if (categoryOptions.EnableFilter && categoryOptions.Categories.Count > 0) {
					string[] cats = new string [categoryOptions.Categories.Count];
					categoryOptions.Categories.CopyTo (cats, 0);
					filter = new CategoryFilter (cats);
					if (categoryOptions.Exclude)
						filter = new NotFilter (filter);
				}
			}
			
			RunData rd = new RunData ();
			rd.Runner = runner;
			rd.Test = this;
			rd.LocalMonitor = localMonitor;
			testContext.Monitor.CancelRequested += new TestHandler (rd.Cancel);
			
			UnitTestResult result;
			
			try {
				if (string.IsNullOrEmpty (AssemblyPath)) {
					string msg = GettextCatalog.GetString ("Could not get a valid path to the assembly. There may be a conflict in the project configurations.");
					throw new Exception (msg);
				}
				System.Runtime.Remoting.RemotingServices.Marshal (localMonitor, null, typeof (IRemoteEventListener));
				result = runner.Run (localMonitor, filter, AssemblyPath, suiteName, new List<string> (SupportAssemblies));
				if (testName != null)
					result = localMonitor.SingleTestResult;
			} catch (Exception ex) {
				if (!localMonitor.Canceled) {
					LoggingService.LogError (ex.ToString ());
					if (localMonitor.RunningTest != null) {
						RuntimeErrorCleanup (testContext, localMonitor.RunningTest, ex);
					} else {
						testContext.Monitor.ReportRuntimeError (null, ex);
						throw ex;
					}
					result = UnitTestResult.CreateFailure (ex);
				} else {
					result = UnitTestResult.CreateFailure (GettextCatalog.GetString ("Canceled"), null);
				}
			} finally {
				testContext.Monitor.CancelRequested -= new TestHandler (rd.Cancel);
				runner.Dispose ();
				System.Runtime.Remoting.RemotingServices.Disconnect (localMonitor);
			}
			
			return result;
		}