Clear the test result tables.

Parameters

$test_id: Test ID to remove results for, or NULL to remove all results.

Return value

The number of results removed.

File

drupal-7.x/modules/simpletest/simpletest.module, line 590

Provides testing functionality.

Code

function simpletest_clean_results_table($test_id = NULL) {
  if (variable_get('simpletest_clear_results', TRUE)) {
    if ($test_id) {
      $count = db_query('SELECT COUNT(test_id) FROM {simpletest_test_id} WHERE test_id = :test_id', array(':test_id' => $test_id))->fetchField();

      db_delete('simpletest')
        ->condition('test_id', $test_id)
        ->execute();
      db_delete('simpletest_test_id')
        ->condition('test_id', $test_id)
        ->execute();
    }
    else {
      $count = db_query('SELECT COUNT(test_id) FROM {simpletest_test_id}')->fetchField();

      // Clear test results.
      db_delete('simpletest')->execute();
      db_delete('simpletest_test_id')->execute();
    }

    return $count;
  }
  return 0;
}