Update to Drupal 8.2.2. For more information, see https://www.drupal.org/project/drupal/releases/8.2.2

core/tests/Drupal/FunctionalJavascriptTests/EntityReference/EntityReferenceAutocompleteWidgetTest.php

@@ -0,0 +1,102 @@
+<?php
+
+namespace Drupal\FunctionalJavascriptTests\EntityReference;
+
+use Drupal\field\Tests\EntityReference\EntityReferenceTestTrait;
+use Drupal\FunctionalJavascriptTests\JavascriptTestBase;
+use Drupal\simpletest\ContentTypeCreationTrait;
+use Drupal\simpletest\NodeCreationTrait;
+
+/**
+ * Tests the output of entity reference autocomplete widgets.
+ *
+ * @group entity_reference
+ */
+class EntityReferenceAutocompleteWidgetTest extends JavascriptTestBase {
+
+  use ContentTypeCreationTrait;
+  use EntityReferenceTestTrait;
+  use NodeCreationTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['node'];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    // Create a Content type and two test nodes.
+    $this->createContentType(['type' => 'page']);
+    $this->createNode(['title' => 'Test page']);
+    $this->createNode(['title' => 'Page test']);
+
+    $user = $this->drupalCreateUser([
+      'access content',
+      'create page content',
+    ]);
+    $this->drupalLogin($user);
+  }
+
+  /**
+   * Tests that the default autocomplete widget return the correct results.
+   */
+  public function testEntityReferenceAutocompleteWidget() {
+    // Create an entity reference field and use the default 'CONTAINS' match
+    // operator.
+    $field_name = 'field_test';
+    $this->createEntityReferenceField('node', 'page', $field_name, $field_name, 'node', 'default', ['target_bundles' => ['page']]);
+    entity_get_form_display('node', 'page', 'default')
+      ->setComponent($field_name, [
+        'type' => 'entity_reference_autocomplete',
+        'settings' => array(
+          'match_operator' => 'CONTAINS',
+        ),
+      ])
+      ->save();
+
+    // Visit the node add page.
+    $this->drupalGet('node/add/page');
+    $page = $this->getSession()->getPage();
+    $assert_session = $this->assertSession();
+
+    $autocomplete_field = $page->findField($field_name . '[0][target_id]');
+    $autocomplete_field->setValue('Test');
+    $this->getSession()->getDriver()->keyDown($autocomplete_field->getXpath(), ' ');
+    $assert_session->waitOnAutocomplete();
+
+    $results = $page->findAll('css', '.ui-autocomplete li');
+
+    $this->assertCount(2, $results);
+    $assert_session->pageTextContains('Test page');
+    $assert_session->pageTextContains('Page test');
+
+    // Now switch the autocomplete widget to the 'STARTS_WITH' match operator.
+    entity_get_form_display('node', 'page', 'default')
+      ->setComponent($field_name, [
+        'type' => 'entity_reference_autocomplete',
+        'settings' => array(
+          'match_operator' => 'STARTS_WITH',
+        ),
+      ])
+      ->save();
+
+    $this->drupalGet('node/add/page');
+    $page = $this->getSession()->getPage();
+
+    $autocomplete_field = $page->findField($field_name . '[0][target_id]');
+    $autocomplete_field->setValue('Test');
+    $this->getSession()->getDriver()->keyDown($autocomplete_field->getXpath(), ' ');
+    $assert_session->waitOnAutocomplete();
+
+    $results = $page->findAll('css', '.ui-autocomplete li');
+
+    $this->assertCount(1, $results);
+    $assert_session->pageTextContains('Test page');
+    $assert_session->pageTextNotContains('Page test');
+  }
+
+}