function SelectTest::testUnionAll in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 core/modules/system/src/Tests/Database/SelectTest.php \Drupal\system\Tests\Database\SelectTest::testUnionAll()

Tests that we can UNION ALL multiple SELECT queries together.

File

core/modules/system/src/Tests/Database/SelectTest.php, line 287

Contains \Drupal\system\Tests\Database\SelectTest.

Class

SelectTest

Tests the Select query builder.

Namespace

Drupal\system\Tests\Database

Code

function testUnionAll() {
  $query_1 = db_select('test', 't')
    ->fields('t', array(
    'name',
  ))
    ->condition('age', array(
    27,
    28,
  ), 'IN');
  $query_2 = db_select('test', 't')
    ->fields('t', array(
    'name',
  ))
    ->condition('age', 28);
  $query_1
    ->union($query_2, 'ALL');
  $names = $query_1
    ->execute()
    ->fetchCol();

  // Ensure we get all 3 records.
  $this
    ->assertEqual(count($names), 3, 'UNION ALL correctly preserved duplicates.');
  $this
    ->assertEqual($names[0], 'George', 'First query returned correct first name.');
  $this
    ->assertEqual($names[1], 'Ringo', 'Second query returned correct second name.');
  $this
    ->assertEqual($names[2], 'Ringo', 'Third query returned correct name.');
}