public function CacheCollectorTest::testUpdateCacheMerge in Drupal 8

Tests updating the cache when a different request

File

core/tests/Drupal/Tests/Core/Cache/CacheCollectorTest.php, line 265

Class

CacheCollectorTest

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

Namespace

Drupal\Tests\Core\Cache

Code

public function testUpdateCacheMerge() {
  $key = $this
    ->randomMachineName();
  $value = $this
    ->randomMachineName();
  $this->collector
    ->setCacheMissData($key, $value);
  $this->collector
    ->get($key);

  // Set up mock objects for the expected calls, first a lock acquire, then
  // cache get to look for existing cache entries, which does find
  // and then it merges them.
  $this->lock
    ->expects($this
    ->once())
    ->method('acquire')
    ->with($this->cid . ':Drupal\\Core\\Cache\\CacheCollector')
    ->will($this
    ->returnValue(TRUE));
  $cache = (object) [
    'data' => [
      'other key' => 'other value',
    ],
    'created' => (int) $_SERVER['REQUEST_TIME'] + 1,
  ];
  $this->cacheBackend
    ->expects($this
    ->at(0))
    ->method('get')
    ->with($this->cid)
    ->will($this
    ->returnValue($cache));
  $this->cacheBackend
    ->expects($this
    ->once())
    ->method('set')
    ->with($this->cid, [
    'other key' => 'other value',
    $key => $value,
  ], 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();
}