function FetchTest::testLegacyFetchColumn

Confirms deprecation of StatementPrefetchIterator::fetchColumn().

File

core/tests/Drupal/KernelTests/Core/Database/FetchTest.php, line 394

Class

FetchTest

Tests the Database system's various fetch capabilities.

Namespace

Code

public function testLegacyFetchColumn() : void {
    $statement = $this->connection
        ->query('SELECT [name] FROM {test} WHERE [age] = :age', [
        ':age' => 25,
    ]);
    if (!$statement instanceof StatementPrefetchIterator) {
        $this->markTestSkipped('This test is for StatementPrefetchIterator statements only.');
    }
    $this->expectDeprecation('Drupal\\Core\\Database\\StatementPrefetchIterator::fetchColumn() is deprecated in drupal:11.2.0 and is removed from drupal:12.0.0. Use ::fetchField() instead. See https://www.drupal.org/node/3490312');
    $statement->fetchColumn();
}