Implements hook_views_data().
function views_test_data_views_data() {
// \Drupal\views\Tests\ViewUnitTestBase uses $GLOBALS, while
// \Drupal\views\Tests\ViewTestBase uses state().
if (isset($GLOBALS['views_test_data_views_data'])) {
return $GLOBALS['views_test_data_views_data'];
}
return state()
->get('views_test_data_views_data');
}