ColorTestCase will now return progressively more complex sets

scripts/ColorTestCase.js

@@ -18,7 +18,23 @@ rectest.ColorTestCase = Class( 'ColorTestCase' )
 
     'public getSet': function( set_id )
     {
-        return this.__self.$( '_sets' )[ 0 ];
+        var retset = [],
+            i      = set_id;
+
+        // generate a set that fits the requested level of complexity by
+        // progressively combining each set, starting with the requested set
+        do
+        {
+            var set = this.__self.$( '_sets' )[ i ],
+                j   = set.length;
+
+            while ( j-- )
+            {
+                retset.push( set[ j ] );
+            }
+        } while ( i-- )
+
+        return retset;
     },
 
     'public initRender': function( $element )