function ChainedFastBackendTest::testGetDoesNotHitConsistentBackend

Tests a get() on the fast backend, with no hit on the consistent backend.

File

core/tests/Drupal/Tests/Core/Cache/ChainedFastBackendTest.php, line 42

Class

ChainedFastBackendTest

@coversDefaultClass \Drupal\Core\Cache\ChainedFastBackend[[api-linebreak]] @group Cache

Namespace

Code

public function testGetDoesNotHitConsistentBackend() : void {
  $consistent_cache = $this->createMock('Drupal\\Core\\Cache\\CacheBackendInterface');
  $timestamp_cid = ChainedFastBackend::LAST_WRITE_TIMESTAMP_PREFIX . 'cache_foo';
  // Use the request time because that is what we will be comparing against.
  $timestamp_item = (object) [
    'cid' => $timestamp_cid,
    'data' => (int) $_SERVER['REQUEST_TIME'] - 60,
  ];
  $consistent_cache->expects($this->once())
    ->method('get')
    ->with($timestamp_cid)
    ->willReturn($timestamp_item);
  $consistent_cache->expects($this->never())
    ->method('getMultiple');
  $fast_cache = new MemoryBackend(new Time());
  $fast_cache->set('foo', 'baz');
  $chained_fast_backend = new ChainedFastBackend($consistent_cache, $fast_cache, 'foo');
  $this->assertEquals('baz', $chained_fast_backend->get('foo')->data);
}