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Edit File: entityreference.form.test

<?php

/**
 * @file
 * Contains EntityReferenceFormTestCase.
 */

/**
 * Test for Entity Reference form.
 */
class EntityReferenceFormTestCase extends DrupalWebTestCase {
  public $admin_user;

/**
   * {@inheritdoc}
   */
  public static function getInfo() {
    return array(
      'name' => 'Entity Reference Form',
      'description' => 'Tests Entity Reference form widgets.',
      'group' => 'Entity Reference',
    );
  }

/**
   * {@inheritdoc}
   */
  public function setUp() {
    // Enable entityreference module after views module is enabled to load
    // the selection plugin EntityReference_SelectionHandler_Views.
    parent::setUp(array('entity', 'ctools', 'views'));
    module_enable(array('entityreference'));

// Create test user.
    $this->admin_user = $this->drupalCreateUser(array('bypass node access'));
    $this->drupalLogin($this->admin_user);
  }

/**
   * Test that the Generic autocomplete widget validates the value properly.
   */
  public function testAutocompleteValidationWithGenericSelectionHandler() {
    $type_referenced = $this->drupalCreateContentType();
    $type_referencing = $this->drupalCreateContentType();

$field_name = 'field_' . $type_referenced->type;
    $field = array(
      'field_name' => $field_name,
      'settings' => array(
        'handler' => 'base',
        'target_type' => 'node',
        'handler_settings' => array(
          'target_bundles' => array($type_referenced->type),
        ),
      ),
    );
    $field_instance = array(
      'field_name' => $field_name,
      'bundle' => $type_referencing->type,
    );
    $this->createEntityReferenceFieldForNode($field, $field_instance);

$node = $this->drupalCreateNode(array('type' => $type_referenced->type));
    $title_valid = $node->title;
    $this->postNodeFormWithEntityReference($type_referencing, $field_name, $title_valid);
    $this->assertNoText('There are no entities matching "' . $title_valid . '"',
      'No validation error occurs for a valid title.');

$title_invalid = $this->randomName();
    $this->postNodeFormWithEntityReference($type_referencing, $field_name, $title_invalid);
    $this->assertText('There are no entities matching "' . $title_invalid . '"',
      'A validation error occurs for an invalid title.');

$title_many_nodes_has = $this->randomName();
    for ($i = 0; $i < 6; $i++) {
      $node = $this->drupalCreateNode(array(
        'type' => $type_referenced->type,
        'title' => $title_many_nodes_has,
      ));
    }
    $this->postNodeFormWithEntityReference($type_referencing, $field_name, $title_many_nodes_has);
    $this->assertText('Many entities are called ' . $title_many_nodes_has . '.',
      'A validation error occurs for a title shared by too many nodes.');

$title_several_nodes_has = $this->randomName();
    for ($i = 0; $i < 2; $i++) {
      $node = $this->drupalCreateNode(array(
        'type' => $type_referenced->type,
        'title' => $title_several_nodes_has,
      ));
    }
    $this->postNodeFormWithEntityReference($type_referencing, $field_name, $title_several_nodes_has);
    $this->assertText('Multiple entities match this reference; ',
      'A validation error occurs for a title shared by several nodes.');
  }

/**
   * Test that the Views autocomplete widget validates the value properly.
   */
  public function testAutocompleteValidationWithViewsSelectionHandler() {
    list($view_name, $display_name) = $this->createNodeEntityReferenceView();

$type_referenced = $this->drupalCreateContentType();
    $type_referencing = $this->drupalCreateContentType();

$field_name = 'field_' . $type_referenced->type;
    $field = array(
      'field_name' => $field_name,
      'settings' => array(
        "handler" => "views",
        "target_type" => "node",
        "handler_settings" => array(
          "view" => array(
            "view_name" => $view_name,
            "display_name" => $display_name,
            "args" => array(),
          ),
          "behaviors" => array(
            "views-select-list" => array(
              "status" => 0,
            ),
          ),
        ),
      ),
    );
    $field_instance = array(
      'field_name' => $field_name,
      'bundle' => $type_referencing->type,
    );
    $this->createEntityReferenceFieldForNode($field, $field_instance);

$node = $this->drupalCreateNode(array('type' => $type_referenced->type));
    $title_valid = $node->title;
    $this->postNodeFormWithEntityReference($type_referencing, $field_name, $title_valid);
    $this->assertNoText('No items found for ' . $field_name,
      'No validation error occurs for a valid title.');

$title_invalid = $this->randomName();
    $this->postNodeFormWithEntityReference($type_referencing, $field_name, $title_invalid);
    $this->assertText('No items found for ' . $field_name,
      'A validation error occurs for an invalid title.');

$title_many_nodes_has = $this->randomName();
    for ($i = 0; $i < 6; $i++) {
      $node = $this->drupalCreateNode(array(
        'type' => $type_referenced->type,
        'title' => $title_many_nodes_has,
      ));
    }
    $this->postNodeFormWithEntityReference($type_referencing, $field_name, $title_many_nodes_has);
    $this->assertText('Too many items found for ' . $field_name . '.',
      'A validation error occurs for a title shared by too many nodes.');

$title_several_nodes_has = $this->randomName();
    for ($i = 0; $i < 2; $i++) {
      $node = $this->drupalCreateNode(array(
        'type' => $type_referenced->type,
        'title' => $title_several_nodes_has,
      ));
    }
    $this->postNodeFormWithEntityReference($type_referencing, $field_name, $title_several_nodes_has);
    $this->assertText('Multiple items found for ' . $field_name . ':',
      'A validation error occurs for a title shared by several nodes.');
  }

/**
   * Helper method to create a base field and field instance.
   *
   * @param array $field
   *   The field to be created.
   * @param array $field_instance
   *   The field instance to be created.
   */
  protected function createEntityReferenceFieldForNode($field, $field_instance) {

// Add the common settings.
    $field += array(
      'type' => 'entityreference',
      'translatable' => FALSE,
      'entity_types' => array('node'),
    );
    $field_instance += array(
      'entity_type' => 'node',
      'widget' => array(
        'type' => 'entityreference_autocomplete',
        'module' => 'entityreference',
      ),
    );

$field = field_create_field($field);
    field_create_instance($field_instance);
  }

/**
   * Hepler method to submit node creation form.
   *
   * @param object $type
   *   Node type object.
   * @param string $field_name
   *   Name of the Entity Reference field.
   * @param string $title
   *   The node title to enter into the Entity Reference field.
   */
  protected function postNodeFormWithEntityReference($type, $field_name, $title) {
    $type_path = 'node/add/' . str_replace('_', '-', $type->type);
    $edit = array(
      $field_name . '[und][0][target_id]' => $title,
    );

$this->drupalPost($type_path, $edit, t('Save'));
  }

/**
   * Create an Entity Reference Views view for node list.
   *
   * @return view
   *   A Views view with a node Entity Reference display.
   */
  protected function createNodeEntityReferenceView() {
    $view_name = 'test_entityreference_select_node';
    $display_name = 'entityreference_1';

$view = new view();
    $view->name = $view_name;
    $view->description = '';
    $view->tag = 'default';
    $view->base_table = 'node';
    $view->human_name = $view_name;
    $view->core = 7;
    $view->api_version = '3.0';
    $view->disabled = FALSE;

/* Display: Master */
    $handler = $view->new_display('default', 'Master', 'default');
    $handler->display->display_options['use_more_always'] = FALSE;
    $handler->display->display_options['access']['type'] = 'perm';
    $handler->display->display_options['cache']['type'] = 'none';
    $handler->display->display_options['query']['type'] = 'views_query';
    $handler->display->display_options['exposed_form']['type'] = 'basic';
    $handler->display->display_options['pager']['type'] = 'full';
    $handler->display->display_options['style_plugin'] = 'default';
    $handler->display->display_options['row_plugin'] = 'fields';
    /* Field: Content: Title */
    $handler->display->display_options['fields']['title']['id'] = 'title';
    $handler->display->display_options['fields']['title']['table'] = 'node';
    $handler->display->display_options['fields']['title']['field'] = 'title';
    $handler->display->display_options['fields']['title']['label'] = '';
    $handler->display->display_options['fields']['title']['alter']['word_boundary'] = FALSE;
    $handler->display->display_options['fields']['title']['alter']['ellipsis'] = FALSE;
    /* Filter criterion: Content: Published */
    $handler->display->display_options['filters']['status']['id'] = 'status';
    $handler->display->display_options['filters']['status']['table'] = 'node';
    $handler->display->display_options['filters']['status']['field'] = 'status';
    $handler->display->display_options['filters']['status']['value'] = 1;
    $handler->display->display_options['filters']['status']['group'] = 1;
    $handler->display->display_options['filters']['status']['expose']['operator'] = FALSE;

/* Display: Entity Reference */
    $handler = $view->new_display('entityreference', 'Entity Reference', $display_name);
    $handler->display->display_options['defaults']['title'] = FALSE;
    $handler->display->display_options['pager']['type'] = 'some';
    $handler->display->display_options['defaults']['style_plugin'] = FALSE;
    $handler->display->display_options['style_plugin'] = 'entityreference_style';
    $handler->display->display_options['style_options']['search_fields'] = array('title' => 'title');
    $handler->display->display_options['defaults']['style_options'] = FALSE;
    $handler->display->display_options['defaults']['row_plugin'] = FALSE;
    $handler->display->display_options['row_plugin'] = 'entityreference_fields';
    $handler->display->display_options['defaults']['row_options'] = FALSE;

$view->save();

return array($view_name, $display_name);
  }

}