https://api.drupal.org/api/drupal/core%21tests%21Drupal%21KernelTests%21Core%21Render%21Element%21WeightTest.php/function/WeightTest%3A%3AsetUp/9
function WeightTest::setUp | Drupal API
functionsetupdrupalapi
https://api.drupal.org/api/drupal/core%21tests%21Drupal%21KernelTests%21Core%21Render%21Element%21WeightTest.php/11.x
WeightTest.php | Drupal API
phpdrupalapi