WIP: fix multiple select with select as

Author: jeffbcross

src/ng/directive/select.js

@@ -399,7 +399,8 @@ var selectDirective = ['$compile', '$parse', function($compile,   $parse) {
                 optionGroup = optionGroupsCache[groupIndex];
 
                 for(index = 1, length = optionGroup.length; index < length; index++) {
-                  if ((optionElement = optionGroup[index].element)[0].selected) {
+                  //Have to use attr because element[0].selected returns false when multiple selected
+                  if ((optionElement = optionGroup[index].element).attr('selected')) {
                     key = optionElement.val();
                     if (keyName) locals[keyName] = key;
                     if (selectAsFn) {

test/ng/directive/selectSpec.js

@@ -1511,11 +1511,12 @@ describe('select', function() {
 
             expect(element.val()).toEqual(['1']);
 
-            element.val(['0']);
+            element.children(0).attr('selected', 'selected');
+            element.children(1).attr('selected', 'selected');
             browserTrigger(element, 'change');
             scope.$digest();
 
-            expect(scope.selected).toEqual([10]);
+            expect(scope.selected).toEqual([10, 20]);
           });
         });