function StatementTest::testStatementCountTwice

Tests counting a statement twice.

We need to use iterator_count() and not assertCount() since the latter would rewind the statement twice anyway.

File

core/tests/Drupal/KernelTests/Core/Database/StatementTest.php, line 209

Class

StatementTest

Tests the Statement classes.

Namespace

Code

public function testStatementCountTwice() : void {
  $statement = $this->connection
    ->query('SELECT * FROM {test}');
  $rowCount = iterator_count($statement);
  $this->assertSame(4, $rowCount);
  $this->expectException(DatabaseExceptionWrapper::class);
  $this->expectExceptionMessage('Attempted rewinding a StatementInterface object when fetching has already started. Refactor your code to avoid rewinding statement objects.');
  iterator_count($statement);
}