public function testSettingsInGroup2()
 {
     $settings = array();
     $comments = array();
     $configuration = new ezcConfiguration($settings, $comments);
     try {
         $configuration->getSettingsInGroup('TheOnlyGroup');
         $this->fail("Expected exception not thrown");
     } catch (ezcConfigurationUnknownGroupException $e) {
         $this->assertEquals("The settings group 'TheOnlyGroup' does not exist.", $e->getMessage());
     }
 }