/**
  * @covers SQLBuilder::addColumns
  */
 public function testAddColumnsWithLessFunctions()
 {
     $this->sql->addColumns('u', array('username', 'email'), array('max'));
     $actual = $this->sql->__toString();
     $excepted = "select u.username u_username,u.email u_email from ";
     $this->assertSame($excepted, $actual);
 }