public function TaggingTest::testMetaData in Drupal 8

Same name and namespace in other branches

1. 9 core/tests/Drupal/KernelTests/Core/Database/TaggingTest.php \Drupal\KernelTests\Core\Database\TaggingTest::testMetaData()

Tests that we can attach metadata to a query object.

This is how we pass additional context to alter hooks.

File

core/tests/Drupal/KernelTests/Core/Database/TaggingTest.php, line 109

Class

TaggingTest

Tests the tagging capabilities of the Select builder.

Namespace

Drupal\KernelTests\Core\Database

Code

public function testMetaData() {
  $query = $this->connection
    ->select('test');
  $query
    ->addField('test', 'name');
  $query
    ->addField('test', 'age', 'age');
  $data = [
    'a' => 'A',
    'b' => 'B',
  ];
  $query
    ->addMetaData('test', $data);
  $return = $query
    ->getMetaData('test');
  $this
    ->assertEqual($data, $return, 'Correct metadata returned.');
  $return = $query
    ->getMetaData('nothere');
  $this
    ->assertNull($return, 'Non-existent key returned NULL.');
}