watch for undefined values too before triggering validators

lib/dao-validator.js

@@ -244,9 +244,8 @@ DaoValidator.prototype._customValidators = function() {
  */
 DaoValidator.prototype._builtinAttrValidate = function(value, field) {
   var self = this;
-
   // check if value is null (if null not allowed the Schema pass will capture it)
-  if (value === null) {
+  if (value === null || typeof value === 'undefined') {
     return Promise.resolve();
   }
 

test/dao.test.js

@@ -57,7 +57,9 @@ describe(Support.getTestDialectTeaser("DAO"), function () {
           expect(u2.username).to.equal(bio)
           done()
         })
-      })
+      }).error(function(err) {
+	done(err);
+      });
     })
   })