function FieldSqlStorageTest::testFieldSqlStorageForeignKeys

Test foreign key support.

File

drupal/core/modules/field/modules/field_sql_storage/lib/Drupal/field_sql_storage/Tests/FieldSqlStorageTest.php, line 426

Definition of Drupal\field_sql_storage\FieldSqlStorageTest.

Class

FieldSqlStorageTest

Tests field storage.

Namespace

Code

function testFieldSqlStorageForeignKeys() {

  // Create a decimal field.
  $field_name = 'testfield';
  $field = array(
    'field_name' => $field_name,
    'type' => 'text',
  );
  $field = field_create_field($field);

  // Retrieve the field and instance with field_info and verify the foreign
  // keys are in place.
  $field = field_info_field($field_name);
  $this
    ->assertEqual($field['foreign keys']['format']['table'], 'filter_format', 'Foreign key table name preserved through CRUD');
  $this
    ->assertEqual($field['foreign keys']['format']['columns']['format'], 'format', 'Foreign key column name preserved through CRUD');

  // Now grab the SQL schema and verify that too.
  $schema = drupal_get_schema(_field_sql_storage_tablename($field));
  $this
    ->assertEqual(count($schema['foreign keys']), 1, t("There is 1 foreign key in the schema"));
  $foreign_key = reset($schema['foreign keys']);
  $filter_column = _field_sql_storage_columnname($field['field_name'], 'format');
  $this
    ->assertEqual($foreign_key['table'], 'filter_format', 'Foreign key table name preserved in the schema');
  $this
    ->assertEqual($foreign_key['columns'][$filter_column], 'format', 'Foreign key column name preserved in the schema');
}