/**
  * Tests getTableMapping() with a complex entity type with fields.
  *
  * @param string[] $entity_keys
  *   A map of entity keys to use for the mocked entity type.
  *
  * @covers ::__construct()
  * @covers ::getTableMapping()
  *
  * @dataProvider providerTestGetTableMappingSimple()
  */
 public function testGetTableMappingRevisionableTranslatableWithFields(array $entity_keys)
 {
     // This allows to re-use the data provider.
     $entity_keys = array('id' => $entity_keys['id'], 'revision' => 'test_revision', 'bundle' => $entity_keys['bundle'], 'uuid' => $entity_keys['uuid'], 'langcode' => 'langcode');
     // PHPUnit does not allow for multiple data providers.
     $test_cases = array(array(), array('revision_timestamp'), array('revision_uid'), array('revision_log'), array('revision_timestamp', 'revision_uid'), array('revision_timestamp', 'revision_log'), array('revision_uid', 'revision_log'), array('revision_timestamp', 'revision_uid', 'revision_log'));
     foreach ($test_cases as $revision_metadata_field_names) {
         $this->setUp();
         $base_field_names = array('title');
         $field_names = array_merge(array_values(array_filter($entity_keys)), $base_field_names);
         $this->fieldDefinitions = $this->mockFieldDefinitions($field_names);
         $revisionable_field_names = array('description', 'owner');
         $this->fieldDefinitions += $this->mockFieldDefinitions(array_merge($revisionable_field_names, $revision_metadata_field_names), array('isRevisionable' => TRUE));
         $this->entityType->expects($this->atLeastOnce())->method('isRevisionable')->will($this->returnValue(TRUE));
         $this->entityType->expects($this->atLeastOnce())->method('isTranslatable')->will($this->returnValue(TRUE));
         $this->entityType->expects($this->atLeastOnce())->method('getDataTable')->will($this->returnValue('entity_test_field_data'));
         $this->entityType->expects($this->any())->method('getKey')->will($this->returnValueMap(array(array('id', $entity_keys['id']), array('uuid', $entity_keys['uuid']), array('bundle', $entity_keys['bundle']), array('revision', $entity_keys['revision']))));
         $this->setUpEntityStorage();
         $mapping = $this->entityStorage->getTableMapping();
         $expected = array('entity_test', 'entity_test_field_data', 'entity_test_revision', 'entity_test_field_revision');
         $this->assertEquals($expected, $mapping->getTableNames());
         $expected = array('entity_test', 'entity_test_field_data', 'entity_test_revision', 'entity_test_field_revision');
         $this->assertEquals($expected, $mapping->getTableNames());
         // The language code is not stored on the base table, but on the revision
         // table.
         $expected = array_values(array_filter(array($entity_keys['id'], $entity_keys['revision'], $entity_keys['bundle'], $entity_keys['uuid'])));
         $actual = $mapping->getFieldNames('entity_test');
         $this->assertEquals($expected, $actual);
         // The revision table on the other hand does not store the bundle and the
         // UUID.
         $expected = array_merge(array_filter(array($entity_keys['id'], $entity_keys['revision'], $entity_keys['langcode'])), $revision_metadata_field_names);
         $actual = $mapping->getFieldNames('entity_test_revision');
         $this->assertEquals($expected, $actual);
         // The UUID is not stored on the data table.
         $expected = array_merge(array_filter(array($entity_keys['id'], $entity_keys['revision'], $entity_keys['bundle'], $entity_keys['langcode'])), $base_field_names, $revisionable_field_names);
         $actual = $mapping->getFieldNames('entity_test_field_data');
         $this->assertEquals($expected, $actual);
         // The data revision also does not store the bundle.
         $expected = array_merge(array_filter(array($entity_keys['id'], $entity_keys['revision'], $entity_keys['langcode'])), $revisionable_field_names);
         $actual = $mapping->getFieldNames('entity_test_field_revision');
         $this->assertEquals($expected, $actual);
         $expected = array();
         $actual = $mapping->getExtraColumns('entity_test');
         $this->assertEquals($expected, $actual);
         $actual = $mapping->getExtraColumns('entity_test_revision');
         $this->assertEquals($expected, $actual);
         $expected = array('default_langcode');
         $actual = $mapping->getExtraColumns('entity_test_field_data');
         $this->assertEquals($expected, $actual);
         $actual = $mapping->getExtraColumns('entity_test_field_revision');
         $this->assertEquals($expected, $actual);
     }
 }
 /**
  * Gets the SQL schema for a dedicated table.
  *
  * @param \Drupal\Core\Field\FieldStorageDefinitionInterface $storage_definition
  *   The field storage definition.
  * @param \Drupal\Core\Entity\ContentEntityTypeInterface $entity_type
  *   (optional) The entity type definition. Defaults to the one returned by
  *   the entity manager.
  *
  * @return array
  *   The schema definition for the table with the following keys:
  *   - fields: The schema definition for the each field columns.
  *   - indexes: The schema definition for the indexes.
  *   - unique keys: The schema definition for the unique keys.
  *   - foreign keys: The schema definition for the foreign keys.
  *
  * @throws \Drupal\Core\Field\FieldException
  *   Exception thrown if the schema contains reserved column names.
  *
  * @see hook_schema()
  */
 protected function getDedicatedTableSchema(FieldStorageDefinitionInterface $storage_definition, ContentEntityTypeInterface $entity_type = NULL)
 {
     $description_current = "Data storage for {$storage_definition->getTargetEntityTypeId()} field {$storage_definition->getName()}.";
     $description_revision = "Revision archive storage for {$storage_definition->getTargetEntityTypeId()} field {$storage_definition->getName()}.";
     $id_definition = $this->fieldStorageDefinitions[$this->entityType->getKey('id')];
     if ($id_definition->getType() == 'integer') {
         $id_schema = array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'description' => 'The entity id this data is attached to');
     } else {
         $id_schema = array('type' => 'varchar_ascii', 'length' => 128, 'not null' => TRUE, 'description' => 'The entity id this data is attached to');
     }
     // Define the revision ID schema.
     if (!$this->entityType->isRevisionable()) {
         $revision_id_schema = $id_schema;
         $revision_id_schema['description'] = 'The entity revision id this data is attached to, which for an unversioned entity type is the same as the entity id';
     } elseif ($this->fieldStorageDefinitions[$this->entityType->getKey('revision')]->getType() == 'integer') {
         $revision_id_schema = array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'description' => 'The entity revision id this data is attached to');
     } else {
         $revision_id_schema = array('type' => 'varchar', 'length' => 128, 'not null' => TRUE, 'description' => 'The entity revision id this data is attached to');
     }
     $data_schema = array('description' => $description_current, 'fields' => array('bundle' => array('type' => 'varchar_ascii', 'length' => 128, 'not null' => TRUE, 'default' => '', 'description' => 'The field instance bundle to which this row belongs, used when deleting a field instance'), 'deleted' => array('type' => 'int', 'size' => 'tiny', 'not null' => TRUE, 'default' => 0, 'description' => 'A boolean indicating whether this data item has been deleted'), 'entity_id' => $id_schema, 'revision_id' => $revision_id_schema, 'langcode' => array('type' => 'varchar_ascii', 'length' => 32, 'not null' => TRUE, 'default' => '', 'description' => 'The language code for this data item.'), 'delta' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'description' => 'The sequence number for this data item, used for multi-value fields')), 'primary key' => array('entity_id', 'deleted', 'delta', 'langcode'), 'indexes' => array('bundle' => array('bundle'), 'revision_id' => array('revision_id')));
     // Check that the schema does not include forbidden column names.
     $schema = $storage_definition->getSchema();
     $properties = $storage_definition->getPropertyDefinitions();
     $table_mapping = $this->storage->getTableMapping();
     if (array_intersect(array_keys($schema['columns']), $table_mapping->getReservedColumns())) {
         throw new FieldException("Illegal field column names on {$storage_definition->getName()}");
     }
     // Add field columns.
     foreach ($schema['columns'] as $column_name => $attributes) {
         $real_name = $table_mapping->getFieldColumnName($storage_definition, $column_name);
         $data_schema['fields'][$real_name] = $attributes;
         // A dedicated table only contain rows for actual field values, and no
         // rows for entities where the field is empty. Thus, we can safely
         // enforce 'not null' on the columns for the field's required properties.
         $data_schema['fields'][$real_name]['not null'] = $properties[$column_name]->isRequired();
     }
     // Add indexes.
     foreach ($schema['indexes'] as $index_name => $columns) {
         $real_name = $this->getFieldIndexName($storage_definition, $index_name);
         foreach ($columns as $column_name) {
             // Indexes can be specified as either a column name or an array with
             // column name and length. Allow for either case.
             if (is_array($column_name)) {
                 $data_schema['indexes'][$real_name][] = array($table_mapping->getFieldColumnName($storage_definition, $column_name[0]), $column_name[1]);
             } else {
                 $data_schema['indexes'][$real_name][] = $table_mapping->getFieldColumnName($storage_definition, $column_name);
             }
         }
     }
     // Add unique keys.
     foreach ($schema['unique keys'] as $index_name => $columns) {
         $real_name = $this->getFieldIndexName($storage_definition, $index_name);
         foreach ($columns as $column_name) {
             // Unique keys can be specified as either a column name or an array with
             // column name and length. Allow for either case.
             if (is_array($column_name)) {
                 $data_schema['unique keys'][$real_name][] = array($table_mapping->getFieldColumnName($storage_definition, $column_name[0]), $column_name[1]);
             } else {
                 $data_schema['unique keys'][$real_name][] = $table_mapping->getFieldColumnName($storage_definition, $column_name);
             }
         }
     }
     // Add foreign keys.
     foreach ($schema['foreign keys'] as $specifier => $specification) {
         $real_name = $this->getFieldIndexName($storage_definition, $specifier);
         $data_schema['foreign keys'][$real_name]['table'] = $specification['table'];
         foreach ($specification['columns'] as $column_name => $referenced) {
             $sql_storage_column = $table_mapping->getFieldColumnName($storage_definition, $column_name);
             $data_schema['foreign keys'][$real_name]['columns'][$sql_storage_column] = $referenced;
         }
     }
     $dedicated_table_schema = array($table_mapping->getDedicatedDataTableName($storage_definition) => $data_schema);
     // If the entity type is revisionable, construct the revision table.
     $entity_type = $entity_type ?: $this->entityType;
     if ($entity_type->isRevisionable()) {
         $revision_schema = $data_schema;
         $revision_schema['description'] = $description_revision;
         $revision_schema['primary key'] = array('entity_id', 'revision_id', 'deleted', 'delta', 'langcode');
         $revision_schema['fields']['revision_id']['not null'] = TRUE;
         $revision_schema['fields']['revision_id']['description'] = 'The entity revision id this data is attached to';
         $dedicated_table_schema += array($table_mapping->getDedicatedRevisionTableName($storage_definition) => $revision_schema);
     }
     return $dedicated_table_schema;
 }