SelectionTest.php in Zircon Profile 8.0

Contains \Drupal\field\Tests\EntityReference\Views\SelectionTest.

Namespace

Drupal\field\Tests\EntityReference\Views

File

core/modules/field/src/Tests/EntityReference/Views/SelectionTest.php

<?php

/**
 * @file
 * Contains \Drupal\field\Tests\EntityReference\Views\SelectionTest.
 */
namespace Drupal\field\Tests\EntityReference\Views;

use Drupal\simpletest\WebTestBase;
use Drupal\views\Views;

/**
 * Tests entity reference selection handler.
 *
 * @group entity_reference
 */
class SelectionTest extends WebTestBase {
  public static $modules = [
    'node',
    'views',
    'entity_reference_test',
    'entity_test',
  ];

  /**
   * Nodes for testing.
   *
   * @var array
   */
  protected $nodes = array();

  /**
   * The entity reference field to test.
   *
   * @var \Drupal\Core\Field\FieldDefinitionInterface
   */
  protected $field;

  /**
   * {@inheritdoc}
   */
  public function setUp() {
    parent::setUp();

    // Create nodes.
    $type = $this
      ->drupalCreateContentType()
      ->id();
    $node1 = $this
      ->drupalCreateNode(array(
      'type' => $type,
    ));
    $node2 = $this
      ->drupalCreateNode(array(
      'type' => $type,
    ));
    $node3 = $this
      ->drupalCreateNode();
    foreach (array(
      $node1,
      $node2,
      $node3,
    ) as $node) {
      $this->nodes[$node
        ->getType()][$node
        ->id()] = $node
        ->label();
    }

    // Create a field.
    $field_storage = entity_create('field_storage_config', array(
      'field_name' => 'test_field',
      'entity_type' => 'entity_test',
      'translatable' => FALSE,
      'settings' => array(
        'target_type' => 'node',
      ),
      'type' => 'entity_reference',
      'cardinality' => '1',
    ));
    $field_storage
      ->save();
    $field = entity_create('field_config', array(
      'field_storage' => $field_storage,
      'bundle' => 'test_bundle',
      'settings' => array(
        'handler' => 'views',
        'handler_settings' => array(
          'view' => array(
            'view_name' => 'test_entity_reference',
            'display_name' => 'entity_reference_1',
            'arguments' => array(),
          ),
        ),
      ),
    ));
    $field
      ->save();
    $this->field = $field;
  }

  /**
   * Confirm the expected results are returned.
   *
   * @param array $result
   *   Query results keyed by node type and nid.
   */
  protected function assertResults(array $result) {
    $success = FALSE;
    foreach ($result as $node_type => $values) {
      foreach ($values as $nid => $label) {
        if (!($success = $this->nodes[$node_type][$nid] == trim(strip_tags($label)))) {

          // There was some error, so break.
          break;
        }
      }
    }
    $this
      ->assertTrue($success, 'Views selection handler returned expected values.');
  }

  /**
   * Tests the selection handler.
   */
  public function testSelectionHandler() {

    // Get values from selection handler.
    $handler = $this->container
      ->get('plugin.manager.entity_reference_selection')
      ->getSelectionHandler($this->field);
    $result = $handler
      ->getReferenceableEntities();
    $this
      ->assertResults($result);
  }

  /**
   * Tests the selection handler with a relationship.
   */
  public function testSelectionHandlerRelationship() {

    // Add a relationship to the view.
    $view = Views::getView('test_entity_reference');
    $view
      ->setDisplay();
    $view->displayHandlers
      ->get('default')
      ->setOption('relationships', array(
      'test_relationship' => array(
        'id' => 'uid',
        'table' => 'node_field_data',
        'field' => 'uid',
      ),
    ));

    // Add a filter depending on the relationship to the test view.
    $view->displayHandlers
      ->get('default')
      ->setOption('filters', array(
      'uid' => array(
        'id' => 'uid',
        'table' => 'users_field_data',
        'field' => 'uid',
        'relationship' => 'test_relationship',
      ),
    ));

    // Set view to distinct so only one row per node is returned.
    $query_options = $view->display_handler
      ->getOption('query');
    $query_options['options']['distinct'] = TRUE;
    $view->display_handler
      ->setOption('query', $query_options);
    $view
      ->save();

    // Get values from the selection handler.
    $handler = $this->container
      ->get('plugin.manager.entity_reference_selection')
      ->getSelectionHandler($this->field);
    $result = $handler
      ->getReferenceableEntities();
    $this
      ->assertResults($result);
  }

}

Classes

Name	Description
SelectionTest	Tests entity reference selection handler.