Added NOT LIKE expression

lib/Doctrine/ORM/Query/Expr.php

@@ -22,7 +22,7 @@ namespace Doctrine\ORM\Query;
 /**
  * This class is used to generate DQL expressions via a set of PHP static functions
  *
- * 
+ *
  * @link    www.doctrine-project.org
  * @since   2.0
  * @author  Guilherme Blanco <guilhermeblanco@hotmail.com>
@@ -479,6 +479,18 @@ class Expr
         return new Expr\Comparison($x, 'LIKE', $y);
     }
 
+    /**
+     * Creates a NOT LIKE() comparison expression with the given arguments.
+     *
+     * @param string $x Field in string format to be inspected by LIKE() comparison.
+     * @param mixed $y Argument to be used in LIKE() comparison.
+     * @return Expr\Comparison
+     */
+    public function notLike($x, $y)
+    {
+        return new Expr\Comparison($x, 'NOT LIKE', $y);
+    }
+
     /**
      * Creates a CONCAT() function expression with the given arguments.
      *

tests/Doctrine/Tests/ORM/Query/ExprTest.php

@@ -173,6 +173,11 @@ class ExprTest extends \Doctrine\Tests\OrmTestCase
         $this->assertEquals('a.description LIKE :description', (string) $this->_expr->like('a.description', ':description'));
     }
 
+    public function testNotLikeExpr()
+    {
+        $this->assertEquals('a.description NOT LIKE :description', (string) $this->_expr->notLike('a.description', ':description'));
+    }
+
     public function testConcatExpr()
     {
         $this->assertEquals('CONCAT(u.first_name, u.last_name)', (string) $this->_expr->concat('u.first_name', 'u.last_name'));