/**
  * @covers Query_PDO_Driver::escape_value
  * @todo   Implement testEscape_value().
  */
 public function testEscape_value()
 {
     $params = array();
     $this->assertEquals('test', $this->object->escape_value(new \PHPixie\DB\Expression('test'), $params));
     $this->assertEquals('?', $this->object->escape_value('korova', $params));
     $this->assertArrayHasKey(0, $params);
     $this->assertEquals('korova', $params[0]);
 }