public function SchemaTestCase::testFindTables in Drupal 7

Tests the findTables() method.

File

modules/simpletest/tests/schema.test, line 388

Tests for the Database Schema API.

Class

SchemaTestCase

Unit tests for the Schema API.

Code

public function testFindTables() {

  // We will be testing with three tables, two of them using the default
  // prefix and the third one with an individually specified prefix.
  // Set up a new connection with different connection info.
  $connection_info = Database::getConnectionInfo();

  // Add per-table prefix to the second table.
  $new_connection_info = $connection_info['default'];
  $new_connection_info['prefix']['test_2_table'] = $new_connection_info['prefix']['default'] . '_shared_';
  Database::addConnectionInfo('test', 'default', $new_connection_info);
  Database::setActiveConnection('test');

  // Create the tables.
  $table_specification = array(
    'description' => 'Test table.',
    'fields' => array(
      'id' => array(
        'type' => 'int',
        'default' => NULL,
      ),
    ),
  );
  Database::getConnection()
    ->schema()
    ->createTable('test_1_table', $table_specification);
  Database::getConnection()
    ->schema()
    ->createTable('test_2_table', $table_specification);
  Database::getConnection()
    ->schema()
    ->createTable('the_third_table', $table_specification);

  // Check the "all tables" syntax.
  $tables = Database::getConnection()
    ->schema()
    ->findTablesD8('%');
  sort($tables);
  $expected = array(
    'test_1_table',
    // This table uses a per-table prefix, yet it is returned as un-prefixed.
    'test_2_table',
    'the_third_table',
  );
  $this
    ->assertTrue(!array_diff($expected, $tables), 'All tables were found.');

  // Check the restrictive syntax.
  $tables = Database::getConnection()
    ->schema()
    ->findTablesD8('test_%');
  sort($tables);
  $expected = array(
    'test_1_table',
    'test_2_table',
  );
  $this
    ->assertEqual($tables, $expected, 'Two tables were found.');

  // Go back to the initial connection.
  Database::setActiveConnection('default');
}