public function BackendChainImplementationUnitTest::testGetMultipleHasPropagated in Drupal 9

Same name and namespace in other branches

1. 8 core/tests/Drupal/Tests/Core/Cache/BackendChainImplementationUnitTest.php \Drupal\Tests\Core\Cache\BackendChainImplementationUnitTest::testGetMultipleHasPropagated()

Ensure get multiple values propagation to previous backends.

File

core/tests/Drupal/Tests/Core/Cache/BackendChainImplementationUnitTest.php, line 178

Class

BackendChainImplementationUnitTest

Unit test of backend chain implementation specifics.

Namespace

Drupal\Tests\Core\Cache

Code

public function testGetMultipleHasPropagated() {
  $cids = [
    't3',
    't23',
  ];
  $this->chain
    ->getMultiple($cids);
  $cached = $this->firstBackend
    ->get('t3');
  $this
    ->assertNotFalse($cached, 'Test 3 has been propagated to the first backend');
  $this
    ->assertSame(33, $cached->data, 'And value has been kept');
  $cached = $this->secondBackend
    ->get('t3');
  $this
    ->assertNotFalse($cached, 'Test 3 has been propagated to the second backend');
  $this
    ->assertSame(33, $cached->data, 'And value has been kept');
  $cached = $this->firstBackend
    ->get('t23');
  $this
    ->assertNotFalse($cached, 'Test 2 has been propagated to the first backend');
  $this
    ->assertSame(232, $cached->data, 'And value has been kept');
}