Passes timezone test

lib/dialects/mssql/data-types.js

@@ -3,5 +3,7 @@ var DataTypes = require('../../data-types');
 //drop table Group
 //drop table Group
 DataTypes.BOOLEAN = 'BIT';
 DataTypes.BOOLEAN = 'BIT';
 DataTypes.DATE = 'DATETIME2';
 DataTypes.DATE = 'DATETIME2';
+DataTypes.NOW = 'GETDATE()';
+DataTypes.UUID = 'UNIQUEIDENTIFIER';
 
 
 module.exports = DataTypes; 
 module.exports = DataTypes; 
\ No newline at end of file

test/timezone.test.js

@@ -19,10 +19,14 @@ if (dialect !== 'sqlite') {
     });
     });
 
 
     it('returns the same value for current timestamp', function () {
     it('returns the same value for current timestamp', function () {
-      var now = 'now()';
-      var query = "SELECT " + now + " as now";
-      var startQueryTime = Date.now();
+      var now = 'now()'
+        , startQueryTime = Date.now();
+
+      if(dialect === 'mssql'){
+        now = 'GETDATE()';
+      }
 
 
+      var query = "SELECT " + now + " as now";
       return Promise.all([
       return Promise.all([
         this.sequelize.query(query),
         this.sequelize.query(query),
         this.sequelizeWithTimezone.query(query)
         this.sequelizeWithTimezone.query(query)