diff --git a/test/MemberBuilderValidator/MethodTest.js b/test/MemberBuilderValidator/MethodTest.js
index 2f4203a..163c19f 100644
--- a/test/MemberBuilderValidator/MethodTest.js
+++ b/test/MemberBuilderValidator/MethodTest.js
@@ -80,33 +80,8 @@ require( 'common' ).testCase(
         };
 
 
-        this.quickFailureTest = function( name, identifier, action )
-        {
-            _self.incAssertCount();
-
-            try
-            {
-                action();
-            }
-            catch ( e )
-            {
-                // using the identifier, ensure the error string makes sense
-                _self.assertOk( ( e.message.search( identifier ) !== -1 ),
-                    "Incorrect error; expected identifier '" + identifier +
-                    "', but received: " + e.message
-                );
-
-                // to aid in debugging, the error message should contain the
-                // name of the method
-                _self.assertOk( ( e.message.search( name ) !== -1 ),
-                    'Error message should contain method name'
-                );
-
-                return;
-            }
-
-            _self.fail( "Expected failure" );
-        };
+        this.quickFailureTest = require( __dirname + '/inc-common' )
+            .quickFailureTest;
 
 
         this.quickVisChangeTest = function( start, override, failtest )
diff --git a/test/MemberBuilderValidator/inc-common.js b/test/MemberBuilderValidator/inc-common.js
new file mode 100644
index 0000000..d7d7b41
--- /dev/null
+++ b/test/MemberBuilderValidator/inc-common.js
@@ -0,0 +1,69 @@
+/**
+ * Shared functions for MemberBuilderValidator tests
+ *
+ *  Copyright (C) 2010 Mike Gerwitz
+ *
+ *  This file is part of ease.js.
+ *
+ *  ease.js is free software: you can redistribute it and/or modify it under the
+ *  terms of the GNU Lesser General Public License as published by the Free
+ *  Software Foundation, either version 3 of the License, or (at your option)
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful, but WITHOUT
+ *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
+ *  for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @author  Mike Gerwitz
+ * @package test
+ */
+
+
+/**
+ * Quickly tests for validation failures
+ *
+ * The following will be ensured by this assertion:
+ *  - An exception must be thrown
+ *  - The exception message must contain the name of the member
+ *  - The exception message must contain the identifier string
+ *
+ * @param {string} name       name expected in error string
+ * @param {string} identifier string to match in error message
+ *
+ * @param {function()} action function to invoke for test
+ *
+ * @return {undefined}
+ */
+exports.quickFailureTest = function( name, identifier, action )
+{
+    var _self = this;
+
+    _self.incAssertCount();
+
+    try
+    {
+        action();
+    }
+    catch ( e )
+    {
+        // using the identifier, ensure the error string makes sense
+        _self.assertOk( ( e.message.search( identifier ) !== -1 ),
+            "Incorrect error; expected identifier '" + identifier +
+            "', but received: " + e.message
+        );
+
+        // to aid in debugging, the error message should contain the
+        // name of the method
+        _self.assertOk( ( e.message.search( name ) !== -1 ),
+            'Error message should contain method name'
+        );
+
+        return;
+    }
+
+    _self.fail( "Expected failure" );
+};