diff core/modules/quickedit/src/Tests/QuickEditLoadingTest.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/quickedit/src/Tests/QuickEditLoadingTest.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,600 @@
+<?php
+
+namespace Drupal\quickedit\Tests;
+
+use Drupal\Component\Serialization\Json;
+use Drupal\Component\Utility\Unicode;
+use Drupal\block_content\Entity\BlockContent;
+use Drupal\field\Entity\FieldConfig;
+use Drupal\field\Entity\FieldStorageConfig;
+use Drupal\Core\EventSubscriber\MainContentViewSubscriber;
+use Drupal\Core\Url;
+use Drupal\node\Entity\Node;
+use Drupal\node\Entity\NodeType;
+use Drupal\simpletest\WebTestBase;
+use Drupal\filter\Entity\FilterFormat;
+
+/**
+ * Tests loading of in-place editing functionality and lazy loading of its
+ * in-place editors.
+ *
+ * @group quickedit
+ */
+class QuickEditLoadingTest extends WebTestBase {
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = [
+    'contextual',
+    'quickedit',
+    'filter',
+    'node',
+    'image',
+  ];
+
+  /**
+   * An user with permissions to create and edit articles.
+   *
+   * @var \Drupal\user\UserInterface
+   */
+  protected $authorUser;
+
+  /**
+   * A test node.
+   *
+   * @var \Drupal\node\NodeInterface
+   */
+  protected $testNode;
+
+  /**
+   * A author user with permissions to access in-place editor.
+   *
+   * @var \Drupal\user\UserInterface
+   */
+  protected $editorUser;
+
+  protected function setUp() {
+    parent::setUp();
+
+    // Create a text format.
+    $filtered_html_format = FilterFormat::create([
+      'format' => 'filtered_html',
+      'name' => 'Filtered HTML',
+      'weight' => 0,
+      'filters' => [],
+    ]);
+    $filtered_html_format->save();
+
+    // Create a node type.
+    $this->drupalCreateContentType([
+      'type' => 'article',
+      'name' => 'Article',
+    ]);
+
+    // Set the node type to initially not have revisions.
+    // Testing with revisions will be done later.
+    $node_type = NodeType::load('article');
+    $node_type->setNewRevision(FALSE);
+    $node_type->save();
+
+    // Create one node of the above node type using the above text format.
+    $this->testNode = $this->drupalCreateNode([
+      'type' => 'article',
+      'body' => [
+        0 => [
+          'value' => '<p>How are you?</p>',
+          'format' => 'filtered_html',
+        ]
+      ],
+      'revision_log' => $this->randomString(),
+    ]);
+
+    // Create 2 users, the only difference being the ability to use in-place
+    // editing
+    $basic_permissions = ['access content', 'create article content', 'edit any article content', 'use text format filtered_html', 'access contextual links'];
+    $this->authorUser = $this->drupalCreateUser($basic_permissions);
+    $this->editorUser = $this->drupalCreateUser(array_merge($basic_permissions, ['access in-place editing']));
+  }
+
+  /**
+   * Test the loading of Quick Edit when a user doesn't have access to it.
+   */
+  public function testUserWithoutPermission() {
+    $this->drupalLogin($this->authorUser);
+    $this->drupalGet('node/1');
+
+    // Library and in-place editors.
+    $this->assertNoRaw('core/modules/quickedit/js/quickedit.js', 'Quick Edit library not loaded.');
+    $this->assertNoRaw('core/modules/quickedit/js/editors/formEditor.js', "'form' in-place editor not loaded.");
+
+    // HTML annotation and title class does not exist for users without
+    // permission to in-place edit.
+    $this->assertNoRaw('data-quickedit-entity-id="node/1"');
+    $this->assertNoRaw('data-quickedit-field-id="node/1/body/en/full"');
+    $this->assertNoFieldByXPath('//h1[contains(@class, "js-quickedit-page-title")]');
+
+    // Retrieving the metadata should result in an empty 403 response.
+    $post = ['fields[0]' => 'node/1/body/en/full'];
+    $response = $this->drupalPostWithFormat(Url::fromRoute('quickedit.metadata'), 'json', $post);
+    $this->assertIdentical(Json::encode(['message' => "The 'access in-place editing' permission is required."]), $response);
+    $this->assertResponse(403);
+
+    // Quick Edit's JavaScript would never hit these endpoints if the metadata
+    // was empty as above, but we need to make sure that malicious users aren't
+    // able to use any of the other endpoints either.
+    $post = ['editors[0]' => 'form'] + $this->getAjaxPageStatePostData();
+    $response = $this->drupalPost('quickedit/attachments', '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+    $message = Json::encode(['message' => "The 'access in-place editing' permission is required."]);
+    $this->assertIdentical($message, $response);
+    $this->assertResponse(403);
+    $post = ['nocssjs' => 'true'] + $this->getAjaxPageStatePostData();
+    $response = $this->drupalPost('quickedit/form/' . 'node/1/body/en/full', '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+    $this->assertIdentical($message, $response);
+    $this->assertResponse(403);
+    $edit = [];
+    $edit['form_id'] = 'quickedit_field_form';
+    $edit['form_token'] = 'xIOzMjuc-PULKsRn_KxFn7xzNk5Bx7XKXLfQfw1qOnA';
+    $edit['form_build_id'] = 'form-kVmovBpyX-SJfTT5kY0pjTV35TV-znor--a64dEnMR8';
+    $edit['body[0][summary]'] = '';
+    $edit['body[0][value]'] = '<p>Malicious content.</p>';
+    $edit['body[0][format]'] = 'filtered_html';
+    $edit['op'] = t('Save');
+    $response = $this->drupalPost('quickedit/form/' . 'node/1/body/en/full', '', $edit, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+    $this->assertIdentical($message, $response);
+    $this->assertResponse(403);
+    $post = ['nocssjs' => 'true'];
+    $response = $this->drupalPostWithFormat('quickedit/entity/' . 'node/1', 'json', $post);
+    $this->assertIdentical(Json::encode(['message' => "The 'access in-place editing' permission is required."]), $response);
+    $this->assertResponse(403);
+  }
+
+  /**
+   * Tests the loading of Quick Edit when a user does have access to it.
+   *
+   * Also ensures lazy loading of in-place editors works.
+   */
+  public function testUserWithPermission() {
+    $this->drupalLogin($this->editorUser);
+    $this->drupalGet('node/1');
+
+    // Library and in-place editors.
+    $settings = $this->getDrupalSettings();
+    $libraries = explode(',', $settings['ajaxPageState']['libraries']);
+    $this->assertTrue(in_array('quickedit/quickedit', $libraries), 'Quick Edit library loaded.');
+    $this->assertFalse(in_array('quickedit/quickedit.inPlaceEditor.form', $libraries), "'form' in-place editor not loaded.");
+
+    // HTML annotation and title class must always exist (to not break the
+    // render cache).
+    $this->assertRaw('data-quickedit-entity-id="node/1"');
+    $this->assertRaw('data-quickedit-field-id="node/1/body/en/full"');
+    $this->assertFieldByXPath('//h1[contains(@class, "js-quickedit-page-title")]');
+
+    // There should be only one revision so far.
+    $node = Node::load(1);
+    $vids = \Drupal::entityManager()->getStorage('node')->revisionIds($node);
+    $this->assertIdentical(1, count($vids), 'The node has only one revision.');
+    $original_log = $node->revision_log->value;
+
+    // Retrieving the metadata should result in a 200 JSON response.
+    $htmlPageDrupalSettings = $this->drupalSettings;
+    $post = ['fields[0]' => 'node/1/body/en/full'];
+    $response = $this->drupalPostWithFormat('quickedit/metadata', 'json', $post);
+    $this->assertResponse(200);
+    $expected = [
+      'node/1/body/en/full' => [
+        'label' => 'Body',
+        'access' => TRUE,
+        'editor' => 'form',
+      ]
+    ];
+    $this->assertIdentical(Json::decode($response), $expected, 'The metadata HTTP request answers with the correct JSON response.');
+    // Restore drupalSettings to build the next requests; simpletest wipes them
+    // after a JSON response.
+    $this->drupalSettings = $htmlPageDrupalSettings;
+
+    // Retrieving the attachments should result in a 200 response, containing:
+    //  1. a settings command with useless metadata: AjaxController is dumb
+    //  2. an insert command that loads the required in-place editors
+    $post = ['editors[0]' => 'form'] + $this->getAjaxPageStatePostData();
+    $response = $this->drupalPost('quickedit/attachments', '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+    $ajax_commands = Json::decode($response);
+    $this->assertIdentical(2, count($ajax_commands), 'The attachments HTTP request results in two AJAX commands.');
+    // First command: settings.
+    $this->assertIdentical('settings', $ajax_commands[0]['command'], 'The first AJAX command is a settings command.');
+    // Second command: insert libraries into DOM.
+    $this->assertIdentical('insert', $ajax_commands[1]['command'], 'The second AJAX command is an append command.');
+    $this->assertTrue(in_array('quickedit/quickedit.inPlaceEditor.form', explode(',', $ajax_commands[0]['settings']['ajaxPageState']['libraries'])), 'The quickedit.inPlaceEditor.form library is loaded.');
+
+    // Retrieving the form for this field should result in a 200 response,
+    // containing only a quickeditFieldForm command.
+    $post = ['nocssjs' => 'true', 'reset' => 'true'] + $this->getAjaxPageStatePostData();
+    $response = $this->drupalPost('quickedit/form/' . 'node/1/body/en/full', '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+    $this->assertResponse(200);
+    $ajax_commands = Json::decode($response);
+    $this->assertIdentical(1, count($ajax_commands), 'The field form HTTP request results in one AJAX command.');
+    $this->assertIdentical('quickeditFieldForm', $ajax_commands[0]['command'], 'The first AJAX command is a quickeditFieldForm command.');
+    $this->assertIdentical('<form ', Unicode::substr($ajax_commands[0]['data'], 0, 6), 'The quickeditFieldForm command contains a form.');
+
+    // Prepare form values for submission. drupalPostAjaxForm() is not suitable
+    // for handling pages with JSON responses, so we need our own solution here.
+    $form_tokens_found = preg_match('/\sname="form_token" value="([^"]+)"/', $ajax_commands[0]['data'], $token_match) && preg_match('/\sname="form_build_id" value="([^"]+)"/', $ajax_commands[0]['data'], $build_id_match);
+    $this->assertTrue($form_tokens_found, 'Form tokens found in output.');
+
+    if ($form_tokens_found) {
+      $edit = [
+        'body[0][summary]' => '',
+        'body[0][value]' => '<p>Fine thanks.</p>',
+        'body[0][format]' => 'filtered_html',
+        'op' => t('Save'),
+      ];
+      $post = [
+        'form_id' => 'quickedit_field_form',
+        'form_token' => $token_match[1],
+        'form_build_id' => $build_id_match[1],
+      ];
+      $post += $edit + $this->getAjaxPageStatePostData();
+
+      // Submit field form and check response. This should store the updated
+      // entity in PrivateTempStore on the server.
+      $response = $this->drupalPost('quickedit/form/' . 'node/1/body/en/full', '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+      $this->assertResponse(200);
+      $ajax_commands = Json::decode($response);
+      $this->assertIdentical(1, count($ajax_commands), 'The field form HTTP request results in one AJAX command.');
+      $this->assertIdentical('quickeditFieldFormSaved', $ajax_commands[0]['command'], 'The first AJAX command is a quickeditFieldFormSaved command.');
+      $this->assertTrue(strpos($ajax_commands[0]['data'], 'Fine thanks.'), 'Form value saved and printed back.');
+      $this->assertIdentical($ajax_commands[0]['other_view_modes'], [], 'Field was not rendered in any other view mode.');
+
+      // Ensure the text on the original node did not change yet.
+      $this->drupalGet('node/1');
+      $this->assertText('How are you?');
+
+      // Save the entity by moving the PrivateTempStore values to entity storage.
+      $post = ['nocssjs' => 'true'];
+      $response = $this->drupalPostWithFormat('quickedit/entity/' . 'node/1', 'json', $post);
+      $this->assertResponse(200);
+      $ajax_commands = Json::decode($response);
+      $this->assertIdentical(1, count($ajax_commands), 'The entity submission HTTP request results in one AJAX command.');
+      $this->assertIdentical('quickeditEntitySaved', $ajax_commands[0]['command'], 'The first AJAX command is a quickeditEntitySaved command.');
+      $this->assertIdentical($ajax_commands[0]['data']['entity_type'], 'node', 'Saved entity is of type node.');
+      $this->assertIdentical($ajax_commands[0]['data']['entity_id'], '1', 'Entity id is 1.');
+
+      // Ensure the text on the original node did change.
+      $this->drupalGet('node/1');
+      $this->assertText('Fine thanks.');
+
+      // Ensure no new revision was created and the log message is unchanged.
+      $node = Node::load(1);
+      $vids = \Drupal::entityManager()->getStorage('node')->revisionIds($node);
+      $this->assertIdentical(1, count($vids), 'The node has only one revision.');
+      $this->assertIdentical($original_log, $node->revision_log->value, 'The revision log message is unchanged.');
+
+      // Now configure this node type to create new revisions automatically,
+      // then again retrieve the field form, fill it, submit it (so it ends up
+      // in PrivateTempStore) and then save the entity. Now there should be two
+      // revisions.
+      $node_type = NodeType::load('article');
+      $node_type->setNewRevision(TRUE);
+      $node_type->save();
+
+      // Retrieve field form.
+      $post = ['nocssjs' => 'true', 'reset' => 'true'];
+      $response = $this->drupalPost('quickedit/form/' . 'node/1/body/en/full', '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+      $this->assertResponse(200);
+      $ajax_commands = Json::decode($response);
+      $this->assertIdentical(1, count($ajax_commands), 'The field form HTTP request results in one AJAX command.');
+      $this->assertIdentical('quickeditFieldForm', $ajax_commands[0]['command'], 'The first AJAX command is a quickeditFieldForm command.');
+      $this->assertIdentical('<form ', Unicode::substr($ajax_commands[0]['data'], 0, 6), 'The quickeditFieldForm command contains a form.');
+
+      // Submit field form.
+      preg_match('/\sname="form_token" value="([^"]+)"/', $ajax_commands[0]['data'], $token_match);
+      preg_match('/\sname="form_build_id" value="([^"]+)"/', $ajax_commands[0]['data'], $build_id_match);
+      $edit['body[0][value]'] = '<p>kthxbye</p>';
+      $post = [
+        'form_id' => 'quickedit_field_form',
+        'form_token' => $token_match[1],
+        'form_build_id' => $build_id_match[1],
+      ];
+      $post += $edit + $this->getAjaxPageStatePostData();
+      $response = $this->drupalPost('quickedit/form/' . 'node/1/body/en/full', '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+      $this->assertResponse(200);
+      $ajax_commands = Json::decode($response);
+      $this->assertIdentical(1, count($ajax_commands), 'The field form HTTP request results in one AJAX command.');
+      $this->assertIdentical('quickeditFieldFormSaved', $ajax_commands[0]['command'], 'The first AJAX command is an quickeditFieldFormSaved command.');
+      $this->assertTrue(strpos($ajax_commands[0]['data'], 'kthxbye'), 'Form value saved and printed back.');
+
+      // Save the entity.
+      $post = ['nocssjs' => 'true'];
+      $response = $this->drupalPostWithFormat('quickedit/entity/' . 'node/1', 'json', $post);
+      $this->assertResponse(200);
+      $ajax_commands = Json::decode($response);
+      $this->assertIdentical(1, count($ajax_commands));
+      $this->assertIdentical('quickeditEntitySaved', $ajax_commands[0]['command'], 'The first AJAX command is an quickeditEntitySaved command.');
+      $this->assertEqual($ajax_commands[0]['data'], ['entity_type' => 'node', 'entity_id' => 1], 'Updated entity type and ID returned');
+
+      // Test that a revision was created with the correct log message.
+      $vids = \Drupal::entityManager()->getStorage('node')->revisionIds(Node::load(1));
+      $this->assertIdentical(2, count($vids), 'The node has two revisions.');
+      $revision = node_revision_load($vids[0]);
+      $this->assertIdentical($original_log, $revision->revision_log->value, 'The first revision log message is unchanged.');
+      $revision = node_revision_load($vids[1]);
+      $this->assertIdentical('Updated the <em class="placeholder">Body</em> field through in-place editing.', $revision->revision_log->value, 'The second revision log message was correctly generated by Quick Edit module.');
+    }
+  }
+
+  /**
+   * Test quickedit does not appear for entities with pending revisions.
+   */
+  public function testWithPendingRevision() {
+    $this->drupalLogin($this->editorUser);
+
+    $this->drupalGet('node/' . $this->testNode->id());
+    $this->assertRaw('data-quickedit-entity-id="node/' . $this->testNode->id() . '"');
+    $this->assertRaw('data-quickedit-field-id="node/' . $this->testNode->id() . '/title/' . $this->testNode->language()->getId() . '/full"');
+
+    $this->testNode->title = 'Updated node';
+    $this->testNode->setNewRevision(TRUE);
+    $this->testNode->isDefaultRevision(FALSE);
+    $this->testNode->save();
+
+    $this->drupalGet('node/' . $this->testNode->id());
+    $this->assertNoRaw('data-quickedit-entity-id="node/' . $this->testNode->id() . '"');
+    $this->assertNoRaw('data-quickedit-field-id="node/' . $this->testNode->id() . '/title/' . $this->testNode->language()->getId() . '/full"');
+  }
+
+  /**
+   * Tests the loading of Quick Edit for the title base field.
+   */
+  public function testTitleBaseField() {
+    $this->drupalLogin($this->editorUser);
+    $this->drupalGet('node/1');
+
+    // Ensure that the full page title is actually in-place editable
+    $node = Node::load(1);
+    $elements = $this->xpath('//h1/span[@data-quickedit-field-id="node/1/title/en/full" and normalize-space(text())=:title]', [':title' => $node->label()]);
+    $this->assertTrue(!empty($elements), 'Title with data-quickedit-field-id attribute found.');
+
+    // Retrieving the metadata should result in a 200 JSON response.
+    $htmlPageDrupalSettings = $this->drupalSettings;
+    $post = ['fields[0]' => 'node/1/title/en/full'];
+    $response = $this->drupalPostWithFormat('quickedit/metadata', 'json', $post);
+    $this->assertResponse(200);
+    $expected = [
+      'node/1/title/en/full' => [
+        'label' => 'Title',
+        'access' => TRUE,
+        'editor' => 'plain_text',
+      ]
+    ];
+    $this->assertIdentical(Json::decode($response), $expected, 'The metadata HTTP request answers with the correct JSON response.');
+    // Restore drupalSettings to build the next requests; simpletest wipes them
+    // after a JSON response.
+    $this->drupalSettings = $htmlPageDrupalSettings;
+
+    // Retrieving the form for this field should result in a 200 response,
+    // containing only a quickeditFieldForm command.
+    $post = ['nocssjs' => 'true', 'reset' => 'true'] + $this->getAjaxPageStatePostData();
+    $response = $this->drupalPost('quickedit/form/' . 'node/1/title/en/full', '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+    $this->assertResponse(200);
+    $ajax_commands = Json::decode($response);
+    $this->assertIdentical(1, count($ajax_commands), 'The field form HTTP request results in one AJAX command.');
+    $this->assertIdentical('quickeditFieldForm', $ajax_commands[0]['command'], 'The first AJAX command is a quickeditFieldForm command.');
+    $this->assertIdentical('<form ', Unicode::substr($ajax_commands[0]['data'], 0, 6), 'The quickeditFieldForm command contains a form.');
+
+    // Prepare form values for submission. drupalPostAjaxForm() is not suitable
+    // for handling pages with JSON responses, so we need our own solution
+    // here.
+    $form_tokens_found = preg_match('/\sname="form_token" value="([^"]+)"/', $ajax_commands[0]['data'], $token_match) && preg_match('/\sname="form_build_id" value="([^"]+)"/', $ajax_commands[0]['data'], $build_id_match);
+    $this->assertTrue($form_tokens_found, 'Form tokens found in output.');
+
+    if ($form_tokens_found) {
+      $edit = [
+        'title[0][value]' => 'Obligatory question',
+        'op' => t('Save'),
+      ];
+      $post = [
+        'form_id' => 'quickedit_field_form',
+        'form_token' => $token_match[1],
+        'form_build_id' => $build_id_match[1],
+      ];
+      $post += $edit + $this->getAjaxPageStatePostData();
+
+      // Submit field form and check response. This should store the
+      // updated entity in PrivateTempStore on the server.
+      $response = $this->drupalPost('quickedit/form/' . 'node/1/title/en/full', '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+      $this->assertResponse(200);
+      $ajax_commands = Json::decode($response);
+      $this->assertIdentical(1, count($ajax_commands), 'The field form HTTP request results in one AJAX command.');
+      $this->assertIdentical('quickeditFieldFormSaved', $ajax_commands[0]['command'], 'The first AJAX command is a quickeditFieldFormSaved command.');
+      $this->assertTrue(strpos($ajax_commands[0]['data'], 'Obligatory question'), 'Form value saved and printed back.');
+
+      // Ensure the text on the original node did not change yet.
+      $this->drupalGet('node/1');
+      $this->assertNoText('Obligatory question');
+
+      // Save the entity by moving the PrivateTempStore values to entity storage.
+      $post = ['nocssjs' => 'true'];
+      $response = $this->drupalPostWithFormat('quickedit/entity/' . 'node/1', 'json', $post);
+      $this->assertResponse(200);
+      $ajax_commands = Json::decode($response);
+      $this->assertIdentical(1, count($ajax_commands), 'The entity submission HTTP request results in one AJAX command.');
+      $this->assertIdentical('quickeditEntitySaved', $ajax_commands[0]['command'], 'The first AJAX command is n quickeditEntitySaved command.');
+      $this->assertIdentical($ajax_commands[0]['data']['entity_type'], 'node', 'Saved entity is of type node.');
+      $this->assertIdentical($ajax_commands[0]['data']['entity_id'], '1', 'Entity id is 1.');
+
+      // Ensure the text on the original node did change.
+      $this->drupalGet('node/1');
+      $this->assertText('Obligatory question');
+    }
+  }
+
+  /**
+   * Tests that Quick Edit doesn't make fields rendered with display options
+   * editable.
+   */
+  public function testDisplayOptions() {
+    $node = Node::load('1');
+    $display_settings = [
+      'label' => 'inline',
+    ];
+    $build = $node->body->view($display_settings);
+    $output = \Drupal::service('renderer')->renderRoot($build);
+    $this->assertFalse(strpos($output, 'data-quickedit-field-id'), 'data-quickedit-field-id attribute not added when rendering field using dynamic display options.');
+  }
+
+  /**
+   * Tests that Quick Edit works with custom render pipelines.
+   */
+  public function testCustomPipeline() {
+    \Drupal::service('module_installer')->install(['quickedit_test']);
+
+    $custom_render_url = 'quickedit/form/node/1/body/en/quickedit_test-custom-render-data';
+    $this->drupalLogin($this->editorUser);
+
+    // Request editing to render results with the custom render pipeline.
+    $post = ['nocssjs' => 'true'] + $this->getAjaxPageStatePostData();
+    $response = $this->drupalPost($custom_render_url, '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+    $ajax_commands = Json::decode($response);
+
+    // Prepare form values for submission. drupalPostAJAX() is not suitable for
+    // handling pages with JSON responses, so we need our own solution here.
+    $form_tokens_found = preg_match('/\sname="form_token" value="([^"]+)"/', $ajax_commands[0]['data'], $token_match) && preg_match('/\sname="form_build_id" value="([^"]+)"/', $ajax_commands[0]['data'], $build_id_match);
+    $this->assertTrue($form_tokens_found, 'Form tokens found in output.');
+
+    if ($form_tokens_found) {
+      $post = [
+        'form_id' => 'quickedit_field_form',
+        'form_token' => $token_match[1],
+        'form_build_id' => $build_id_match[1],
+        'body[0][summary]' => '',
+        'body[0][value]' => '<p>Fine thanks.</p>',
+        'body[0][format]' => 'filtered_html',
+        'op' => t('Save'),
+      ];
+      // Assume there is another field on this page, which doesn't use a custom
+      // render pipeline, but the default one, and it uses the "full" view mode.
+      $post += ['other_view_modes[]' => 'full'];
+
+      // Submit field form and check response. Should render with the custom
+      // render pipeline.
+      $response = $this->drupalPost($custom_render_url, '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+      $this->assertResponse(200);
+      $ajax_commands = Json::decode($response);
+      $this->assertIdentical(1, count($ajax_commands), 'The field form HTTP request results in one AJAX command.');
+      $this->assertIdentical('quickeditFieldFormSaved', $ajax_commands[0]['command'], 'The first AJAX command is a quickeditFieldFormSaved command.');
+      $this->assertTrue(strpos($ajax_commands[0]['data'], 'Fine thanks.'), 'Form value saved and printed back.');
+      $this->assertTrue(strpos($ajax_commands[0]['data'], '<div class="quickedit-test-wrapper">') !== FALSE, 'Custom render pipeline used to render the value.');
+      $this->assertIdentical(array_keys($ajax_commands[0]['other_view_modes']), ['full'], 'Field was also rendered in the "full" view mode.');
+      $this->assertTrue(strpos($ajax_commands[0]['other_view_modes']['full'], 'Fine thanks.'), '"full" version of field contains the form value.');
+    }
+  }
+
+  /**
+   * Tests Quick Edit on a node that was concurrently edited on the full node
+   * form.
+   */
+  public function testConcurrentEdit() {
+    $this->drupalLogin($this->editorUser);
+
+    $post = ['nocssjs' => 'true'] + $this->getAjaxPageStatePostData();
+    $response = $this->drupalPost('quickedit/form/' . 'node/1/body/en/full', '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+    $this->assertResponse(200);
+    $ajax_commands = Json::decode($response);
+
+    // Prepare form values for submission. drupalPostAJAX() is not suitable for
+    // handling pages with JSON responses, so we need our own solution here.
+    $form_tokens_found = preg_match('/\sname="form_token" value="([^"]+)"/', $ajax_commands[0]['data'], $token_match) && preg_match('/\sname="form_build_id" value="([^"]+)"/', $ajax_commands[0]['data'], $build_id_match);
+    $this->assertTrue($form_tokens_found, 'Form tokens found in output.');
+
+    if ($form_tokens_found) {
+      $post = [
+        'nocssjs' => 'true',
+        'form_id' => 'quickedit_field_form',
+        'form_token' => $token_match[1],
+        'form_build_id' => $build_id_match[1],
+        'body[0][summary]' => '',
+        'body[0][value]' => '<p>Fine thanks.</p>',
+        'body[0][format]' => 'filtered_html',
+        'op' => t('Save'),
+      ];
+
+      // Save the node on the regular node edit form.
+      $this->drupalPostForm('node/1/edit', [], t('Save'));
+      // Ensure different save timestamps for field editing.
+      sleep(2);
+
+      // Submit field form and check response. Should throw a validation error
+      // because the node was changed in the meantime.
+      $response = $this->drupalPost('quickedit/form/' . 'node/1/body/en/full', '', $post, ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+      $this->assertResponse(200);
+      $ajax_commands = Json::decode($response);
+      $this->assertIdentical(2, count($ajax_commands), 'The field form HTTP request results in two AJAX commands.');
+      $this->assertIdentical('quickeditFieldFormValidationErrors', $ajax_commands[1]['command'], 'The second AJAX command is a quickeditFieldFormValidationErrors command.');
+      $this->assertTrue(strpos($ajax_commands[1]['data'], 'The content has either been modified by another user, or you have already submitted modifications. As a result, your changes cannot be saved.'), 'Error message returned to user.');
+    }
+  }
+
+  /**
+   * Tests that Quick Edit's data- attributes are present for content blocks.
+   */
+  public function testContentBlock() {
+    \Drupal::service('module_installer')->install(['block_content']);
+
+    // Create and place a content_block block.
+    $block = BlockContent::create([
+      'info' => $this->randomMachineName(),
+      'type' => 'basic',
+      'langcode' => 'en',
+    ]);
+    $block->save();
+    $this->drupalPlaceBlock('block_content:' . $block->uuid());
+
+    // Check that the data- attribute is present.
+    $this->drupalLogin($this->editorUser);
+    $this->drupalGet('');
+    $this->assertRaw('data-quickedit-entity-id="block_content/1"');
+  }
+
+  /**
+   * Tests that Quick Edit can handle an image field.
+   */
+  public function testImageField() {
+    // Add an image field to the content type.
+    FieldStorageConfig::create([
+      'field_name' => 'field_image',
+      'type' => 'image',
+      'entity_type' => 'node',
+    ])->save();
+    FieldConfig::create([
+      'field_name' => 'field_image',
+      'field_type' => 'image',
+      'label' => t('Image'),
+      'entity_type' => 'node',
+      'bundle' => 'article',
+    ])->save();
+    entity_get_form_display('node', 'article', 'default')
+      ->setComponent('field_image', [
+        'type' => 'image_image',
+      ])
+      ->save();
+
+    // Add an image to the node.
+    $this->drupalLogin($this->editorUser);
+    $image = $this->drupalGetTestFiles('image')[0];
+    $this->drupalPostForm('node/1/edit', [
+      'files[field_image_0]' => $image->uri,
+    ], t('Upload'));
+    $this->drupalPostForm(NULL, [
+      'field_image[0][alt]' => 'Vivamus aliquet elit',
+    ], t('Save'));
+
+    // The image field form should load normally.
+    $response = $this->drupalPost('quickedit/form/node/1/field_image/en/full', '', ['nocssjs' => 'true'] + $this->getAjaxPageStatePostData(), ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'drupal_ajax']]);
+    $this->assertResponse(200);
+    $ajax_commands = Json::decode($response);
+    $this->assertIdentical('<form ', Unicode::substr($ajax_commands[0]['data'], 0, 6), 'The quickeditFieldForm command contains a form.');
+  }
+
+}