RobotReferenceTest.php

<?php

namespace Drupal\Tests\config_entity_example\Functional;

use Drupal\config_entity_example\Entity\Robot;
use Drupal\Core\Url;
use Drupal\Tests\BrowserTestBase;

/**
 * Ensure Robot entities can be used in entity_reference fields.
 *
 * @group config_entity_example
 * @group examples
 *
 * @ingroup config_entity_example
 */
class RobotReferenceTest extends BrowserTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'config_entity_example',
    'node',
    'field_ui',
  ];
  
  /**
   * {@inheritdoc}
   *
   * We use the minimal profile because otherwise local actions aren't placed in
   * a block anywhere.
   */
  protected $profile = 'minimal';
  
  /**
   * Ensure we can use robot entities as reference fields.
   */
  public function testEntityReference() {
    $assert = $this->assertSession();
    $type = $this->createContentType();
    $this->drupalLogin($this->createUser([
      'create ' . $type->id() . ' content',
      'administer node fields',
    ]));
    // - Go to the "manage fields" section of a content entity.
    $this->drupalGet('admin/structure/types/manage/' . $type->id() . '/fields');
    $assert->statusCodeEquals(200);
    // - Click on the "add field" button.
    $this->clickLink('Add field');
    // - Under "Reference" select "other".
    // - Choose a label and click continue.
    $this->submitForm([
      'new_storage_type' => 'entity_reference',
      'field_name' => 'robot_reference',
      'label' => 'robot_reference',
    ], 'Save and continue');
    $assert->statusCodeEquals(200);
    // - Under configuration select "robot".
    $this->submitForm([
      'settings[target_type]' => 'robot',
    ], 'Save field settings');
    $assert->statusCodeEquals(200);
    // - Create a content entity containing the created reference field. Select
    //   "Marvin, the paranoid android".
    // - Click save.
    $robot = Robot::loadMultiple();
    /** @var \Drupal\config_entity_example\Entity\Robot $robot */
    $robot = reset($robot);
    $this->drupalGet(Url::fromRoute('node.add', [
      'node_type' => $type->id(),
    ]));
    $this->submitForm([
      'title[0][value]' => 'title',
      'field_robot_reference[0][target_id]' => $robot->label(),
    ], 'Save');
    $assert->statusCodeEquals(200);
    $assert->pageTextContains($robot->label());
  }

}