Overrides \Drupal\views\Tests\ViewTestBase::schemaDefinition().
Overrides ViewUnitTestBase::viewsData
protected function viewsData() {
$data = parent::viewsData();
$data['views_test_data']['langcode'] = array(
'title' => t('Langcode'),
'help' => t('Langcode'),
'field' => array(
'id' => 'language',
),
'argument' => array(
'id' => 'language',
),
'filter' => array(
'id' => 'language',
),
);
return $data;
}