function StatementTest::testPartiallyIteratedStatementFetchCol

Same name and namespace in other branches
  1. 11.x core/tests/Drupal/KernelTests/Core/Database/StatementTest.php \Drupal\KernelTests\Core\Database\StatementTest::testPartiallyIteratedStatementFetchCol()

Tests statement fetchCol after a partial traversal.

File

core/tests/Drupal/KernelTests/Core/Database/StatementTest.php, line 149

Class

StatementTest
Tests the Statement classes.

Namespace

Drupal\KernelTests\Core\Database

Code

public function testPartiallyIteratedStatementFetchCol() : void {
  $statement = $this->connection
    ->query('SELECT * FROM {test}');
  for ($i = 0; $i < 2; $i++) {
    $statement->fetch();
  }
  $expected = [
    "3",
    "4",
  ];
  $this->assertSame($expected, $statement->fetchCol());
  $this->assertSame([], $statement->fetchCol());
}

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