public function EndOfTransactionQueriesTest::testEntitySave in Drupal 8

Same name and namespace in other branches

1. 9 core/tests/Drupal/KernelTests/Core/Cache/EndOfTransactionQueriesTest.php \Drupal\KernelTests\Core\Cache\EndOfTransactionQueriesTest::testEntitySave()
2. 10 core/tests/Drupal/KernelTests/Core/Cache/EndOfTransactionQueriesTest.php \Drupal\KernelTests\Core\Cache\EndOfTransactionQueriesTest::testEntitySave()

File

core/tests/Drupal/KernelTests/Core/Cache/EndOfTransactionQueriesTest.php, line 66

Class

EndOfTransactionQueriesTest

Tests that cache tag invalidation queries are delayed to the end of transactions.

Namespace

Drupal\KernelTests\Core\Cache

Code

public function testEntitySave() {
  \Drupal::cache()
    ->set('test_cache_pretransaction_foobar', 'something', Cache::PERMANENT, [
    'foobar',
  ]);
  \Drupal::cache()
    ->set('test_cache_pretransaction_entity_test_list', 'something', Cache::PERMANENT, [
    'entity_test_list',
  ]);
  $entity = EntityTest::create([
    'name' => $this
      ->randomString(),
  ]);
  \Drupal::database()
    ->resetLoggedStatements();
  $entity
    ->save();
  $executed_statements = \Drupal::database()
    ->getLoggedStatements();
  $last_statement_index = max(array_keys($executed_statements));
  $cachetag_statements = array_keys($this
    ->getStatementsForTable(\Drupal::database()
    ->getLoggedStatements(), 'cachetags'));
  $this
    ->assertSame($last_statement_index - count($cachetag_statements) + 1, min($cachetag_statements), 'All of the last queries in the transaction are for the "cachetags" table.');

  // Verify that a nested entity save occurred.
  $this
    ->assertSame('johndoe', User::load(1)
    ->getAccountName());

  // Cache reads occurring during a transaction that DO NOT depend on
  // invalidated cache tags result in cache HITs. Similarly, cache writes that
  // DO NOT depend on invalidated cache tags DO get written. Of course, if we
  // read either one now, outside of the context of the transaction, we expect
  // the same.
  $this
    ->assertNotEmpty(\Drupal::state()
    ->get('delay_cache_tags_invalidation_entity_test_insert__pretransaction_foobar'));
  $this
    ->assertNotEmpty(\Drupal::cache()
    ->get('delay_cache_tags_invalidation_entity_test_insert__during_transaction_foobar'));
  $this
    ->assertNotEmpty(\Drupal::state()
    ->get('delay_cache_tags_invalidation_user_insert__during_transaction_foobar'));
  $this
    ->assertNotEmpty(\Drupal::cache()
    ->get('test_cache_pretransaction_foobar'));

  // Cache reads occurring during a transaction that DO depend on invalidated
  // cache tags result in cache MISSes. Similarly, cache writes that DO depend
  // on invalidated cache tags DO NOT get written. Of course, if we read
  // either one now, outside of the context of the transaction, we expect the
  // same.
  $this
    ->assertFalse(\Drupal::state()
    ->get('delay_cache_tags_invalidation_entity_test_insert__pretransaction_entity_test_list'));
  $this
    ->assertFalse(\Drupal::cache()
    ->get('delay_cache_tags_invalidation_entity_test_insert__during_transaction_entity_test_list'));
  $this
    ->assertFalse(\Drupal::state()
    ->get('delay_cache_tags_invalidation_user_insert__during_transaction_entity_test_list'));
  $this
    ->assertFalse(\Drupal::cache()
    ->get('test_cache_pretransaction_entity_test_list'));
}