/**
  * @test
  */
 public function canGetIndexMappedAdditionalFieldNames()
 {
     $fakeConfigurationArray['plugin.']['tx_solr.'] = array('index.' => array('additionalFields.' => array('additional_sortSubTitle_stringS' => 'subtitle')));
     $configuration = new TypoScriptConfiguration($fakeConfigurationArray);
     $retrievedConfiguration = $configuration->getIndexMappedAdditionalFieldNames();
     $this->assertEquals(array('additional_sortSubTitle_stringS'), $retrievedConfiguration);
 }