public function DatabaseLegacyTest::testDbTransaction in Drupal 8

Tests deprecation of the db_transaction() function.

@expectedDeprecation db_transaction is deprecated in drupal:8.0.0. It will be removed from drupal:9.0.0. Instead, get a database connection injected into your service from the container and call startTransaction() on it. For example, $injected_database->startTransaction($name). See https://www.drupal.org/node/2993033

File

core/tests/Drupal/KernelTests/Core/Database/DatabaseLegacyTest.php, line 216

Class

DatabaseLegacyTest

Deprecation tests cases for the database layer.

Namespace

Drupal\KernelTests\Core\Database

Code

public function testDbTransaction() {
  $this
    ->assertInstanceOf(Transaction::class, db_transaction());
}