3 namespace Drupal\KernelTests\Core\Database;
6 * Tests the Range query functionality.
10 class RangeQueryTest extends DatabaseTestBase {
13 * Confirms that range queries work and return the correct result.
15 public function testRangeQuery() {
16 // Test if return correct number of rows.
17 $range_rows = db_query_range("SELECT name FROM {test} ORDER BY name", 1, 3)->fetchAll();
18 $this->assertEqual(count($range_rows), 3, 'Range query work and return correct number of rows.');
20 // Test if return target data.
21 $raw_rows = db_query('SELECT name FROM {test} ORDER BY name')->fetchAll();
22 $raw_rows = array_slice($raw_rows, 1, 3);
23 $this->assertEqual($range_rows, $raw_rows);