RefreshVariablesTrait.php in Drupal 9
Same filename and directory in other branches
Namespace
Drupal\Core\TestFile
core/lib/Drupal/Core/Test/RefreshVariablesTrait.phpView source
<?php
namespace Drupal\Core\Test;
use Drupal\Core\Cache\Cache;
/**
* Provides a method to refresh in-memory configuration and state information.
*/
trait RefreshVariablesTrait {
/**
* Refreshes in-memory configuration and state information.
*
* Useful after a page request is made that changes configuration or state in
* a different thread.
*
* In other words calling a settings page with $this->submitForm() with a
* changed value would update configuration to reflect that change, but in the
* thread that made the call (thread running the test) the changed values
* would not be picked up.
*
* This method clears the cache and loads a fresh copy.
*/
protected function refreshVariables() {
// Clear the tag cache.
\Drupal::service('cache_tags.invalidator')
->resetChecksums();
foreach (Cache::getBins() as $backend) {
if (is_callable([
$backend,
'reset',
])) {
$backend
->reset();
}
}
\Drupal::service('config.factory')
->reset();
\Drupal::service('state')
->resetCache();
}
}
Traits
Name | Description |
---|---|
RefreshVariablesTrait | Provides a method to refresh in-memory configuration and state information. |