/**
* Tests the behavior of the theme registry class.
*/
function testRaceCondition()
{
// The theme registry is not marked as persistable in case we don't have a
// proper request.
\Drupal::request()->setMethod('GET');
$cid = 'test_theme_registry';
// Directly instantiate the theme registry, this will cause a base cache
// entry to be written in __construct().
$cache = \Drupal::cache();
$lock_backend = \Drupal::lock();
$registry = new ThemeRegistry($cid, $cache, $lock_backend, array('theme_registry'), $this->container->get('module_handler')->isLoaded());
$this->assertTrue(\Drupal::cache()->get($cid), 'Cache entry was created.');
// Trigger a cache miss for an offset.
$this->assertTrue($registry->get('theme_test_template_test'), 'Offset was returned correctly from the theme registry.');
// This will cause the ThemeRegistry class to write an updated version of
// the cache entry when it is destroyed, usually at the end of the request.
// Before that happens, manually delete the cache entry we created earlier
// so that the new entry is written from scratch.
\Drupal::cache()->delete($cid);
// Destroy the class so that it triggers a cache write for the offset.
$registry->destruct();
$this->assertTrue(\Drupal::cache()->get($cid), 'Cache entry was created.');
// Create a new instance of the class. Confirm that both the offset
// requested previously, and one that has not yet been requested are both
// available.
$registry = new ThemeRegistry($cid, $cache, $lock_backend, array('theme_registry'), $this->container->get('module_handler')->isLoaded());
$this->assertTrue($registry->get('theme_test_template_test'), 'Offset was returned correctly from the theme registry');
$this->assertTrue($registry->get('theme_test_template_test_2'), 'Offset was returned correctly from the theme registry');
}
/**
* {@inheritdoc}
*/
public function destruct()
{
if (isset($this->runtimeRegistry)) {
$this->runtimeRegistry->destruct();
}
}
