public function CacheCollectorTest::testUpdateCacheDelete in Drupal 8

Tests updating the cache after a delete.

File

core/tests/Drupal/Tests/Core/Cache/CacheCollectorTest.php, line 301

Class

CacheCollectorTest

@coversDefaultClass \Drupal\Core\Cache\CacheCollector @group Cache

Namespace

Drupal\Tests\Core\Cache

Code

public function testUpdateCacheDelete() {
  $key = $this
    ->randomMachineName();
  $value = $this
    ->randomMachineName();
  $cache = (object) [
    'data' => [
      $key => $value,
    ],
    'created' => (int) $_SERVER['REQUEST_TIME'],
  ];
  $this->cacheBackend
    ->expects($this
    ->at(0))
    ->method('get')
    ->with($this->cid)
    ->will($this
    ->returnValue($cache));
  $this->collector
    ->delete($key);

  // Set up mock objects for the expected calls, first a lock acquire, then
  // cache get to look for conflicting cache entries, then a cache set and
  // finally the lock is released again.
  $this->lock
    ->expects($this
    ->once())
    ->method('acquire')
    ->with($this->cid . ':Drupal\\Core\\Cache\\CacheCollector')
    ->will($this
    ->returnValue(TRUE));

  // The second argument is set to TRUE because we triggered a cache
  // invalidation.
  $this->cacheBackend
    ->expects($this
    ->at(0))
    ->method('get')
    ->with($this->cid, TRUE)
    ->will($this
    ->returnValue($cache));
  $this->cacheBackend
    ->expects($this
    ->once())
    ->method('set')
    ->with($this->cid, [], Cache::PERMANENT, []);
  $this->lock
    ->expects($this
    ->once())
    ->method('release')
    ->with($this->cid . ':Drupal\\Core\\Cache\\CacheCollector');

  // Destruct the object to trigger the update data process.
  $this->collector
    ->destruct();
}