/**
  * @covers MetadataDescriptionDAO
  *
  * FIXME: The test data used here and in the CitationDAOTest
  * are very similar. We should find a way to not duplicate this
  * test data.
  */
 public function testMetadataDescriptionCrud()
 {
     $metadataDescriptionDao = DAORegistry::getDAO('MetadataDescriptionDAO');
     $nameDescription = new MetadataDescription('lib.pkp.plugins.metadata.nlm30.schema.Nlm30NameSchema', ASSOC_TYPE_AUTHOR);
     $nameDescription->addStatement('given-names', $value = 'Peter');
     $nameDescription->addStatement('given-names', $value = 'B');
     $nameDescription->addStatement('surname', $value = 'Bork');
     $nameDescription->addStatement('prefix', $value = 'Mr.');
     $testDescription = new MetadataDescription('lib.pkp.plugins.metadata.nlm30.schema.Nlm30CitationSchema', ASSOC_TYPE_CITATION);
     $testDescription->setAssocId(999999);
     $testDescription->setDisplayName('test meta-data description');
     $testDescription->setSeq(5);
     $testDescription->addStatement('person-group[@person-group-type="author"]', $nameDescription);
     $testDescription->addStatement('article-title', $value = 'PHPUnit in a nutshell', 'en_US');
     $testDescription->addStatement('article-title', $value = 'PHPUnit in Kürze', 'de_DE');
     $testDescription->addStatement('date', $value = '2009-08-17');
     $testDescription->addStatement('size', $value = 320);
     $testDescription->addStatement('uri', $value = 'http://phpunit.org/nutshell');
     // Create meta-data description
     $metadataDescriptionId = $metadataDescriptionDao->insertObject($testDescription);
     self::assertTrue(is_numeric($metadataDescriptionId));
     self::assertTrue($metadataDescriptionId > 0);
     // Retrieve meta-data description by id
     $metadataDescriptionById = $metadataDescriptionDao->getObjectById($metadataDescriptionId);
     $testDescription->removeSupportedMetadataAdapter('lib.pkp.plugins.metadata.nlm30.schema.Nlm30CitationSchema');
     // Required for comparison
     $metadataDescriptionById->getMetadataSchema();
     // Instantiates the internal metadata-schema.
     self::assertEquals($testDescription, $metadataDescriptionById);
     $metadataDescriptionsByAssocIdDaoFactory = $metadataDescriptionDao->getObjectsByAssocId(ASSOC_TYPE_CITATION, 999999);
     $metadataDescriptionsByAssocId = $metadataDescriptionsByAssocIdDaoFactory->toArray();
     self::assertEquals(1, count($metadataDescriptionsByAssocId));
     $metadataDescriptionsByAssocId[0]->getMetadataSchema();
     // Instantiates the internal metadata-schema.
     self::assertEquals($testDescription, $metadataDescriptionsByAssocId[0]);
     // Update meta-data description
     $testDescription->removeStatement('date');
     $testDescription->addStatement('article-title', $value = 'PHPUnit rápido', 'pt_BR');
     $metadataDescriptionDao->updateObject($testDescription);
     $testDescription->removeSupportedMetadataAdapter('lib.pkp.plugins.metadata.nlm30.schema.Nlm30CitationSchema');
     // Required for comparison
     $metadataDescriptionAfterUpdate = $metadataDescriptionDao->getObjectById($metadataDescriptionId);
     $metadataDescriptionAfterUpdate->getMetadataSchema();
     // Instantiates the internal metadata-schema.
     self::assertEquals($testDescription, $metadataDescriptionAfterUpdate);
     // Delete meta-data description
     $metadataDescriptionDao->deleteObjectsByAssocId(ASSOC_TYPE_CITATION, 999999);
     self::assertNull($metadataDescriptionDao->getObjectById($metadataDescriptionId));
 }