Updated Drupal to 8.6. This goes with the following updates because it's possible...
[yaffs-website] / web / core / modules / field_ui / tests / src / Functional / ManageFieldsFunctionalTest.php
diff --git a/web/core/modules/field_ui/tests/src/Functional/ManageFieldsFunctionalTest.php b/web/core/modules/field_ui/tests/src/Functional/ManageFieldsFunctionalTest.php
new file mode 100644 (file)
index 0000000..3e31c81
--- /dev/null
@@ -0,0 +1,766 @@
+<?php
+
+namespace Drupal\Tests\field_ui\Functional;
+
+use Drupal\Component\Render\FormattableMarkup;
+use Drupal\Core\Field\FieldStorageDefinitionInterface;
+use Drupal\Core\Language\LanguageInterface;
+use Drupal\field\Entity\FieldConfig;
+use Drupal\field\Entity\FieldStorageConfig;
+use Drupal\taxonomy\Entity\Vocabulary;
+use Drupal\Tests\BrowserTestBase;
+use Drupal\Tests\field\Traits\EntityReferenceTestTrait;
+use Drupal\Tests\field_ui\Traits\FieldUiTestTrait;
+
+/**
+ * Tests the Field UI "Manage fields" screen.
+ *
+ * @group field_ui
+ */
+class ManageFieldsFunctionalTest extends BrowserTestBase {
+
+  use FieldUiTestTrait;
+  use EntityReferenceTestTrait;
+
+  /**
+   * Modules to install.
+   *
+   * @var array
+   */
+  public static $modules = ['node', 'field_ui', 'field_test', 'taxonomy', 'image', 'block'];
+
+  /**
+   * The ID of the custom content type created for testing.
+   *
+   * @var string
+   */
+  protected $contentType;
+
+  /**
+   * The label for a random field to be created for testing.
+   *
+   * @var string
+   */
+  protected $fieldLabel;
+
+  /**
+   * The input name of a random field to be created for testing.
+   *
+   * @var string
+   */
+  protected $fieldNameInput;
+
+  /**
+   * The name of a random field to be created for testing.
+   *
+   * @var string
+   */
+  protected $fieldName;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $this->drupalPlaceBlock('system_breadcrumb_block');
+    $this->drupalPlaceBlock('local_actions_block');
+    $this->drupalPlaceBlock('local_tasks_block');
+    $this->drupalPlaceBlock('page_title_block');
+
+    // Create a test user.
+    $admin_user = $this->drupalCreateUser(['access content', 'administer content types', 'administer node fields', 'administer node form display', 'administer node display', 'administer taxonomy', 'administer taxonomy_term fields', 'administer taxonomy_term display', 'administer users', 'administer account settings', 'administer user display', 'bypass node access']);
+    $this->drupalLogin($admin_user);
+
+    // Create content type, with underscores.
+    $type_name = strtolower($this->randomMachineName(8)) . '_test';
+    $type = $this->drupalCreateContentType(['name' => $type_name, 'type' => $type_name]);
+    $this->contentType = $type->id();
+
+    // Create random field name with markup to test escaping.
+    $this->fieldLabel = '<em>' . $this->randomMachineName(8) . '</em>';
+    $this->fieldNameInput = strtolower($this->randomMachineName(8));
+    $this->fieldName = 'field_' . $this->fieldNameInput;
+
+    // Create Basic page and Article node types.
+    $this->drupalCreateContentType(['type' => 'page', 'name' => 'Basic page']);
+    $this->drupalCreateContentType(['type' => 'article', 'name' => 'Article']);
+
+    // Create a vocabulary named "Tags".
+    $vocabulary = Vocabulary::create([
+      'name' => 'Tags',
+      'vid' => 'tags',
+      'langcode' => LanguageInterface::LANGCODE_NOT_SPECIFIED,
+    ]);
+    $vocabulary->save();
+
+    $handler_settings = [
+      'target_bundles' => [
+        $vocabulary->id() => $vocabulary->id(),
+      ],
+    ];
+    $this->createEntityReferenceField('node', 'article', 'field_' . $vocabulary->id(), 'Tags', 'taxonomy_term', 'default', $handler_settings);
+
+    entity_get_form_display('node', 'article', 'default')
+      ->setComponent('field_' . $vocabulary->id())
+      ->save();
+  }
+
+  /**
+   * Runs the field CRUD tests.
+   *
+   * In order to act on the same fields, and not create the fields over and over
+   * again the following tests create, update and delete the same fields.
+   */
+  public function testCRUDFields() {
+    $this->manageFieldsPage();
+    $this->createField();
+    $this->updateField();
+    $this->addExistingField();
+    $this->cardinalitySettings();
+    $this->fieldListAdminPage();
+    $this->deleteField();
+    $this->addPersistentFieldStorage();
+  }
+
+  /**
+   * Tests the manage fields page.
+   *
+   * @param string $type
+   *   (optional) The name of a content type.
+   */
+  public function manageFieldsPage($type = '') {
+    $type = empty($type) ? $this->contentType : $type;
+    $this->drupalGet('admin/structure/types/manage/' . $type . '/fields');
+    // Check all table columns.
+    $table_headers = [
+      t('Label'),
+      t('Machine name'),
+      t('Field type'),
+      t('Operations'),
+    ];
+    foreach ($table_headers as $table_header) {
+      // We check that the label appear in the table headings.
+      $this->assertRaw($table_header . '</th>', format_string('%table_header table header was found.', ['%table_header' => $table_header]));
+    }
+
+    // Test the "Add field" action link.
+    $this->assertLink('Add field');
+
+    // Assert entity operations for all fields.
+    $number_of_links = 3;
+    $number_of_links_found = 0;
+    $operation_links = $this->xpath('//ul[@class = "dropbutton"]/li/a');
+    $url = base_path() . "admin/structure/types/manage/$type/fields/node.$type.body";
+
+    foreach ($operation_links as $link) {
+      switch ($link->getAttribute('title')) {
+        case 'Edit field settings.':
+          $this->assertIdentical($url, $link->getAttribute('href'));
+          $number_of_links_found++;
+          break;
+        case 'Edit storage settings.':
+          $this->assertIdentical("$url/storage", $link->getAttribute('href'));
+          $number_of_links_found++;
+          break;
+        case 'Delete field.':
+          $this->assertIdentical("$url/delete", $link->getAttribute('href'));
+          $number_of_links_found++;
+          break;
+      }
+    }
+
+    $this->assertEqual($number_of_links, $number_of_links_found);
+  }
+
+  /**
+   * Tests adding a new field.
+   *
+   * @todo Assert properties can bet set in the form and read back in
+   * $field_storage and $fields.
+   */
+  public function createField() {
+    // Create a test field.
+    $this->fieldUIAddNewField('admin/structure/types/manage/' . $this->contentType, $this->fieldNameInput, $this->fieldLabel);
+  }
+
+  /**
+   * Tests editing an existing field.
+   */
+  public function updateField() {
+    $field_id = 'node.' . $this->contentType . '.' . $this->fieldName;
+    // Go to the field edit page.
+    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields/' . $field_id . '/storage');
+    $this->assertEscaped($this->fieldLabel);
+
+    // Populate the field settings with new settings.
+    $string = 'updated dummy test string';
+    $edit = [
+      'settings[test_field_storage_setting]' => $string,
+    ];
+    $this->drupalPostForm(NULL, $edit, t('Save field settings'));
+
+    // Go to the field edit page.
+    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields/' . $field_id);
+    $edit = [
+      'settings[test_field_setting]' => $string,
+    ];
+    $this->assertText(t('Default value'), 'Default value heading is shown');
+    $this->drupalPostForm(NULL, $edit, t('Save settings'));
+
+    // Assert the field settings are correct.
+    $this->assertFieldSettings($this->contentType, $this->fieldName, $string);
+
+    // Assert redirection back to the "manage fields" page.
+    $this->assertUrl('admin/structure/types/manage/' . $this->contentType . '/fields');
+  }
+
+  /**
+   * Tests adding an existing field in another content type.
+   */
+  public function addExistingField() {
+    // Check "Re-use existing field" appears.
+    $this->drupalGet('admin/structure/types/manage/page/fields/add-field');
+    $this->assertRaw(t('Re-use an existing field'), '"Re-use existing field" was found.');
+
+    // Check that fields of other entity types (here, the 'comment_body' field)
+    // do not show up in the "Re-use existing field" list.
+    $this->assertFalse($this->xpath('//select[@id="edit-existing-storage-name"]//option[@value="comment"]'), 'The list of options respects entity type restrictions.');
+    // Validate the FALSE assertion above by also testing a valid one.
+    $this->assertTrue($this->xpath('//select[@id="edit-existing-storage-name"]//option[@value=:field_name]', [':field_name' => $this->fieldName]), 'The list of options shows a valid option.');
+
+    // Add a new field based on an existing field.
+    $this->fieldUIAddExistingField("admin/structure/types/manage/page", $this->fieldName, $this->fieldLabel . '_2');
+  }
+
+  /**
+   * Tests the cardinality settings of a field.
+   *
+   * We do not test if the number can be submitted with anything else than a
+   * numeric value. That is tested already in FormTest::testNumber().
+   */
+  public function cardinalitySettings() {
+    $field_edit_path = 'admin/structure/types/manage/article/fields/node.article.body/storage';
+
+    // Assert the cardinality other field cannot be empty when cardinality is
+    // set to 'number'.
+    $edit = [
+      'cardinality' => 'number',
+      'cardinality_number' => '',
+    ];
+    $this->drupalPostForm($field_edit_path, $edit, t('Save field settings'));
+    $this->assertText('Number of values is required.');
+
+    // Submit a custom number.
+    $edit = [
+      'cardinality' => 'number',
+      'cardinality_number' => 6,
+    ];
+    $this->drupalPostForm($field_edit_path, $edit, t('Save field settings'));
+    $this->assertText('Updated field Body field settings.');
+    $this->drupalGet($field_edit_path);
+    $this->assertFieldByXPath("//select[@name='cardinality']", 'number');
+    $this->assertFieldByXPath("//input[@name='cardinality_number']", 6);
+
+    // Check that tabs displayed.
+    $this->assertLink(t('Edit'));
+    $this->assertLinkByHref('admin/structure/types/manage/article/fields/node.article.body');
+    $this->assertLink(t('Field settings'));
+    $this->assertLinkByHref($field_edit_path);
+
+    // Add two entries in the body.
+    $edit = ['title[0][value]' => 'Cardinality', 'body[0][value]' => 'Body 1', 'body[1][value]' => 'Body 2'];
+    $this->drupalPostForm('node/add/article', $edit, 'Save');
+
+    // Assert that you can't set the cardinality to a lower number than the
+    // highest delta of this field.
+    $edit = [
+      'cardinality' => 'number',
+      'cardinality_number' => 1,
+    ];
+    $this->drupalPostForm($field_edit_path, $edit, t('Save field settings'));
+    $this->assertRaw(t('There is @count entity with @delta or more values in this field.', ['@count' => 1, '@delta' => 2]), 'Correctly failed to set cardinality lower than highest delta.');
+
+    // Create a second entity with three values.
+    $edit = ['title[0][value]' => 'Cardinality 3', 'body[0][value]' => 'Body 1', 'body[1][value]' => 'Body 2', 'body[2][value]' => 'Body 3'];
+    $this->drupalPostForm('node/add/article', $edit, 'Save');
+
+    // Set to unlimited.
+    $edit = [
+      'cardinality' => FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED,
+    ];
+    $this->drupalPostForm($field_edit_path, $edit, t('Save field settings'));
+    $this->assertText('Updated field Body field settings.');
+    $this->drupalGet($field_edit_path);
+    $this->assertFieldByXPath("//select[@name='cardinality']", FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED);
+    $this->assertFieldByXPath("//input[@name='cardinality_number']", 1);
+
+    // Assert that you can't set the cardinality to a lower number then the
+    // highest delta of this field but can set it to the same.
+    $edit = [
+      'cardinality' => 'number',
+      'cardinality_number' => 1,
+    ];
+    $this->drupalPostForm($field_edit_path, $edit, t('Save field settings'));
+    $this->assertRaw(t('There are @count entities with @delta or more values in this field.', ['@count' => 2, '@delta' => 2]), 'Correctly failed to set cardinality lower than highest delta.');
+
+    $edit = [
+      'cardinality' => 'number',
+      'cardinality_number' => 2,
+    ];
+    $this->drupalPostForm($field_edit_path, $edit, t('Save field settings'));
+    $this->assertRaw(t('There is @count entity with @delta or more values in this field.', ['@count' => 1, '@delta' => 3]), 'Correctly failed to set cardinality lower than highest delta.');
+
+    $edit = [
+      'cardinality' => 'number',
+      'cardinality_number' => 3,
+    ];
+    $this->drupalPostForm($field_edit_path, $edit, t('Save field settings'));
+  }
+
+  /**
+   * Tests deleting a field from the field edit form.
+   */
+  protected function deleteField() {
+    // Delete the field.
+    $field_id = 'node.' . $this->contentType . '.' . $this->fieldName;
+    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields/' . $field_id);
+    $this->clickLink(t('Delete'));
+    $this->assertResponse(200);
+  }
+
+  /**
+   * Tests that persistent field storage appears in the field UI.
+   */
+  protected function addPersistentFieldStorage() {
+    $field_storage = FieldStorageConfig::loadByName('node', $this->fieldName);
+    // Persist the field storage even if there are no fields.
+    $field_storage->set('persist_with_no_fields', TRUE)->save();
+    // Delete all instances of the field.
+    foreach ($field_storage->getBundles() as $node_type) {
+      // Delete all the body field instances.
+      $this->drupalGet('admin/structure/types/manage/' . $node_type . '/fields/node.' . $node_type . '.' . $this->fieldName);
+      $this->clickLink(t('Delete'));
+      $this->drupalPostForm(NULL, [], t('Delete'));
+    }
+    // Check "Re-use existing field" appears.
+    $this->drupalGet('admin/structure/types/manage/page/fields/add-field');
+    $this->assertRaw(t('Re-use an existing field'), '"Re-use existing field" was found.');
+
+    // Ensure that we test with a label that contains HTML.
+    $label = $this->randomString(4) . '<br/>' . $this->randomString(4);
+    // Add a new field for the orphaned storage.
+    $this->fieldUIAddExistingField("admin/structure/types/manage/page", $this->fieldName, $label);
+  }
+
+  /**
+   * Asserts field settings are as expected.
+   *
+   * @param $bundle
+   *   The bundle name for the field.
+   * @param $field_name
+   *   The field name for the field.
+   * @param $string
+   *   The settings text.
+   * @param $entity_type
+   *   The entity type for the field.
+   */
+  public function assertFieldSettings($bundle, $field_name, $string = 'dummy test string', $entity_type = 'node') {
+    // Assert field storage settings.
+    $field_storage = FieldStorageConfig::loadByName($entity_type, $field_name);
+    $this->assertTrue($field_storage->getSetting('test_field_storage_setting') == $string, 'Field storage settings were found.');
+
+    // Assert field settings.
+    $field = FieldConfig::loadByName($entity_type, $bundle, $field_name);
+    $this->assertTrue($field->getSetting('test_field_setting') == $string, 'Field settings were found.');
+  }
+
+  /**
+   * Tests that the 'field_prefix' setting works on Field UI.
+   */
+  public function testFieldPrefix() {
+    // Change default field prefix.
+    $field_prefix = strtolower($this->randomMachineName(10));
+    $this->config('field_ui.settings')->set('field_prefix', $field_prefix)->save();
+
+    // Create a field input and label exceeding the new maxlength, which is 22.
+    $field_exceed_max_length_label = $this->randomString(23);
+    $field_exceed_max_length_input = $this->randomMachineName(23);
+
+    // Try to create the field.
+    $edit = [
+      'label' => $field_exceed_max_length_label,
+      'field_name' => $field_exceed_max_length_input,
+    ];
+    $this->drupalPostForm('admin/structure/types/manage/' . $this->contentType . '/fields/add-field', $edit, t('Save and continue'));
+    $this->assertText('Machine-readable name cannot be longer than 22 characters but is currently 23 characters long.');
+
+    // Create a valid field.
+    $this->fieldUIAddNewField('admin/structure/types/manage/' . $this->contentType, $this->fieldNameInput, $this->fieldLabel);
+    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields/node.' . $this->contentType . '.' . $field_prefix . $this->fieldNameInput);
+    $this->assertText(format_string('@label settings for @type', ['@label' => $this->fieldLabel, '@type' => $this->contentType]));
+  }
+
+  /**
+   * Tests that default value is correctly validated and saved.
+   */
+  public function testDefaultValue() {
+    // Create a test field storage and field.
+    $field_name = 'test';
+    FieldStorageConfig::create([
+      'field_name' => $field_name,
+      'entity_type' => 'node',
+      'type' => 'test_field',
+    ])->save();
+    $field = FieldConfig::create([
+      'field_name' => $field_name,
+      'entity_type' => 'node',
+      'bundle' => $this->contentType,
+    ]);
+    $field->save();
+
+    entity_get_form_display('node', $this->contentType, 'default')
+      ->setComponent($field_name)
+      ->save();
+
+    $admin_path = 'admin/structure/types/manage/' . $this->contentType . '/fields/' . $field->id();
+    $element_id = "edit-default-value-input-$field_name-0-value";
+    $element_name = "default_value_input[{$field_name}][0][value]";
+    $this->drupalGet($admin_path);
+    $this->assertFieldById($element_id, '', 'The default value widget was empty.');
+
+    // Check that invalid default values are rejected.
+    $edit = [$element_name => '-1'];
+    $this->drupalPostForm($admin_path, $edit, t('Save settings'));
+    $this->assertText("$field_name does not accept the value -1", 'Form validation failed.');
+
+    // Check that the default value is saved.
+    $edit = [$element_name => '1'];
+    $this->drupalPostForm($admin_path, $edit, t('Save settings'));
+    $this->assertText("Saved $field_name configuration", 'The form was successfully submitted.');
+    $field = FieldConfig::loadByName('node', $this->contentType, $field_name);
+    $this->assertEqual($field->getDefaultValueLiteral(), [['value' => 1]], 'The default value was correctly saved.');
+
+    // Check that the default value shows up in the form
+    $this->drupalGet($admin_path);
+    $this->assertFieldById($element_id, '1', 'The default value widget was displayed with the correct value.');
+
+    // Check that the default value can be emptied.
+    $edit = [$element_name => ''];
+    $this->drupalPostForm(NULL, $edit, t('Save settings'));
+    $this->assertText("Saved $field_name configuration", 'The form was successfully submitted.');
+    $field = FieldConfig::loadByName('node', $this->contentType, $field_name);
+    $this->assertEqual($field->getDefaultValueLiteral(), [], 'The default value was correctly saved.');
+
+    // Check that the default value can be empty when the field is marked as
+    // required and can store unlimited values.
+    $field_storage = FieldStorageConfig::loadByName('node', $field_name);
+    $field_storage->setCardinality(FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED);
+    $field_storage->save();
+
+    $this->drupalGet($admin_path);
+    $edit = [
+      'required' => 1,
+    ];
+    $this->drupalPostForm(NULL, $edit, t('Save settings'));
+
+    $this->drupalGet($admin_path);
+    $this->drupalPostForm(NULL, [], t('Save settings'));
+    $this->assertText("Saved $field_name configuration", 'The form was successfully submitted.');
+    $field = FieldConfig::loadByName('node', $this->contentType, $field_name);
+    $this->assertEqual($field->getDefaultValueLiteral(), [], 'The default value was correctly saved.');
+
+    // Check that the default widget is used when the field is hidden.
+    entity_get_form_display($field->getTargetEntityTypeId(), $field->getTargetBundle(), 'default')
+      ->removeComponent($field_name)->save();
+    $this->drupalGet($admin_path);
+    $this->assertFieldById($element_id, '', 'The default value widget was displayed when field is hidden.');
+  }
+
+  /**
+   * Tests that deletion removes field storages and fields as expected.
+   */
+  public function testDeleteField() {
+    // Create a new field.
+    $bundle_path1 = 'admin/structure/types/manage/' . $this->contentType;
+    $this->fieldUIAddNewField($bundle_path1, $this->fieldNameInput, $this->fieldLabel);
+
+    // Create an additional node type.
+    $type_name2 = strtolower($this->randomMachineName(8)) . '_test';
+    $type2 = $this->drupalCreateContentType(['name' => $type_name2, 'type' => $type_name2]);
+    $type_name2 = $type2->id();
+
+    // Add a field to the second node type.
+    $bundle_path2 = 'admin/structure/types/manage/' . $type_name2;
+    $this->fieldUIAddExistingField($bundle_path2, $this->fieldName, $this->fieldLabel);
+
+    // Delete the first field.
+    $this->fieldUIDeleteField($bundle_path1, "node.$this->contentType.$this->fieldName", $this->fieldLabel, $this->contentType);
+
+    // Check that the field was deleted.
+    $this->assertNull(FieldConfig::loadByName('node', $this->contentType, $this->fieldName), 'Field was deleted.');
+    // Check that the field storage was not deleted
+    $this->assertNotNull(FieldStorageConfig::loadByName('node', $this->fieldName), 'Field storage was not deleted.');
+
+    // Delete the second field.
+    $this->fieldUIDeleteField($bundle_path2, "node.$type_name2.$this->fieldName", $this->fieldLabel, $type_name2);
+
+    // Check that the field was deleted.
+    $this->assertNull(FieldConfig::loadByName('node', $type_name2, $this->fieldName), 'Field was deleted.');
+    // Check that the field storage was deleted too.
+    $this->assertNull(FieldStorageConfig::loadByName('node', $this->fieldName), 'Field storage was deleted.');
+  }
+
+  /**
+   * Tests that Field UI respects disallowed field names.
+   */
+  public function testDisallowedFieldNames() {
+    // Reset the field prefix so we can test properly.
+    $this->config('field_ui.settings')->set('field_prefix', '')->save();
+
+    $label = 'Disallowed field';
+    $edit = [
+      'label' => $label,
+      'new_storage_type' => 'test_field',
+    ];
+
+    // Try with an entity key.
+    $edit['field_name'] = 'title';
+    $bundle_path = 'admin/structure/types/manage/' . $this->contentType;
+    $this->drupalPostForm("$bundle_path/fields/add-field", $edit, t('Save and continue'));
+    $this->assertText(t('The machine-readable name is already in use. It must be unique.'));
+
+    // Try with a base field.
+    $edit['field_name'] = 'sticky';
+    $bundle_path = 'admin/structure/types/manage/' . $this->contentType;
+    $this->drupalPostForm("$bundle_path/fields/add-field", $edit, t('Save and continue'));
+    $this->assertText(t('The machine-readable name is already in use. It must be unique.'));
+  }
+
+  /**
+   * Tests that Field UI respects locked fields.
+   */
+  public function testLockedField() {
+    // Create a locked field and attach it to a bundle. We need to do this
+    // programmatically as there's no way to create a locked field through UI.
+    $field_name = strtolower($this->randomMachineName(8));
+    $field_storage = FieldStorageConfig::create([
+      'field_name' => $field_name,
+      'entity_type' => 'node',
+      'type' => 'test_field',
+      'cardinality' => 1,
+      'locked' => TRUE,
+    ]);
+    $field_storage->save();
+    FieldConfig::create([
+      'field_storage' => $field_storage,
+      'bundle' => $this->contentType,
+    ])->save();
+    entity_get_form_display('node', $this->contentType, 'default')
+      ->setComponent($field_name, [
+        'type' => 'test_field_widget',
+      ])
+      ->save();
+
+    // Check that the links for edit and delete are not present.
+    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields');
+    $locked = $this->xpath('//tr[@id=:field_name]/td[4]', [':field_name' => $field_name]);
+    $this->assertSame('Locked', $locked[0]->getHtml(), 'Field is marked as Locked in the UI');
+    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields/node.' . $this->contentType . '.' . $field_name . '/delete');
+    $this->assertResponse(403);
+  }
+
+  /**
+   * Tests that Field UI respects the 'no_ui' flag in the field type definition.
+   */
+  public function testHiddenFields() {
+    // Check that the field type is not available in the 'add new field' row.
+    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields/add-field');
+    $this->assertFalse($this->xpath('//select[@id="edit-new-storage-type"]//option[@value="hidden_test_field"]'), "The 'add new field' select respects field types 'no_ui' property.");
+    $this->assertTrue($this->xpath('//select[@id="edit-new-storage-type"]//option[@value="shape"]'), "The 'add new field' select shows a valid option.");
+
+    // Create a field storage and a field programmatically.
+    $field_name = 'hidden_test_field';
+    FieldStorageConfig::create([
+      'field_name' => $field_name,
+      'entity_type' => 'node',
+      'type' => $field_name,
+    ])->save();
+    $field = [
+      'field_name' => $field_name,
+      'bundle' => $this->contentType,
+      'entity_type' => 'node',
+      'label' => t('Hidden field'),
+    ];
+    FieldConfig::create($field)->save();
+    entity_get_form_display('node', $this->contentType, 'default')
+      ->setComponent($field_name)
+      ->save();
+    $this->assertTrue(FieldConfig::load('node.' . $this->contentType . '.' . $field_name), format_string('A field of the field storage %field was created programmatically.', ['%field' => $field_name]));
+
+    // Check that the newly added field appears on the 'Manage Fields'
+    // screen.
+    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields');
+    $this->assertFieldByXPath('//table[@id="field-overview"]//tr[@id="hidden-test-field"]//td[1]', $field['label'], 'Field was created and appears in the overview page.');
+
+    // Check that the field does not appear in the 're-use existing field' row
+    // on other bundles.
+    $this->drupalGet('admin/structure/types/manage/page/fields/add-field');
+    $this->assertFalse($this->xpath('//select[@id="edit-existing-storage-name"]//option[@value=:field_name]', [':field_name' => $field_name]), "The 're-use existing field' select respects field types 'no_ui' property.");
+    $this->assertTrue($this->xpath('//select[@id="edit-existing-storage-name"]//option[@value=:field_name]', [':field_name' => 'field_tags']), "The 're-use existing field' select shows a valid option.");
+
+    // Check that non-configurable fields are not available.
+    $field_types = \Drupal::service('plugin.manager.field.field_type')->getDefinitions();
+    foreach ($field_types as $field_type => $definition) {
+      if (empty($definition['no_ui'])) {
+        $this->assertTrue($this->xpath('//select[@id="edit-new-storage-type"]//option[@value=:field_type]', [':field_type' => $field_type]), new FormattableMarkup('Configurable field type @field_type is available.', ['@field_type' => $field_type]));
+      }
+      else {
+        $this->assertFalse($this->xpath('//select[@id="edit-new-storage-type"]//option[@value=:field_type]', [':field_type' => $field_type]), new FormattableMarkup('Non-configurable field type @field_type is not available.', ['@field_type' => $field_type]));
+      }
+    }
+  }
+
+  /**
+   * Tests that a duplicate field name is caught by validation.
+   */
+  public function testDuplicateFieldName() {
+    // field_tags already exists, so we're expecting an error when trying to
+    // create a new field with the same name.
+    $edit = [
+      'field_name' => 'tags',
+      'label' => $this->randomMachineName(),
+      'new_storage_type' => 'entity_reference',
+    ];
+    $url = 'admin/structure/types/manage/' . $this->contentType . '/fields/add-field';
+    $this->drupalPostForm($url, $edit, t('Save and continue'));
+
+    $this->assertText(t('The machine-readable name is already in use. It must be unique.'));
+    $this->assertUrl($url, [], 'Stayed on the same page.');
+  }
+
+  /**
+   * Tests that external URLs in the 'destinations' query parameter are blocked.
+   */
+  public function testExternalDestinations() {
+    $options = [
+      'query' => ['destinations' => ['http://example.com']],
+    ];
+    $this->drupalPostForm('admin/structure/types/manage/article/fields/node.article.body/storage', [], 'Save field settings', $options);
+    // The external redirect should not fire.
+    $this->assertUrl('admin/structure/types/manage/article/fields/node.article.body/storage', $options);
+    $this->assertResponse(200);
+    $this->assertRaw('Attempt to update field <em class="placeholder">Body</em> failed: <em class="placeholder">The internal path component &#039;http://example.com&#039; is external. You are not allowed to specify an external URL together with internal:/.</em>.');
+  }
+
+  /**
+   * Tests that deletion removes field storages and fields as expected for a term.
+   */
+  public function testDeleteTaxonomyField() {
+    // Create a new field.
+    $bundle_path = 'admin/structure/taxonomy/manage/tags/overview';
+
+    $this->fieldUIAddNewField($bundle_path, $this->fieldNameInput, $this->fieldLabel);
+
+    // Delete the field.
+    $this->fieldUIDeleteField($bundle_path, "taxonomy_term.tags.$this->fieldName", $this->fieldLabel, 'Tags');
+
+    // Check that the field was deleted.
+    $this->assertNull(FieldConfig::loadByName('taxonomy_term', 'tags', $this->fieldName), 'Field was deleted.');
+    // Check that the field storage was deleted too.
+    $this->assertNull(FieldStorageConfig::loadByName('taxonomy_term', $this->fieldName), 'Field storage was deleted.');
+  }
+
+  /**
+   * Tests that help descriptions render valid HTML.
+   */
+  public function testHelpDescriptions() {
+    // Create an image field
+    FieldStorageConfig::create([
+      'field_name' => 'field_image',
+      'entity_type' => 'node',
+      'type' => 'image',
+    ])->save();
+
+    FieldConfig::create([
+      'field_name' => 'field_image',
+      'entity_type' => 'node',
+      'label' => 'Image',
+      'bundle' => 'article',
+    ])->save();
+
+    entity_get_form_display('node', 'article', 'default')->setComponent('field_image')->save();
+
+    $edit = [
+      'description' => '<strong>Test with an upload field.',
+    ];
+    $this->drupalPostForm('admin/structure/types/manage/article/fields/node.article.field_image', $edit, t('Save settings'));
+
+    // Check that hook_field_widget_form_alter() does believe this is the
+    // default value form.
+    $this->drupalGet('admin/structure/types/manage/article/fields/node.article.field_tags');
+    $this->assertText('From hook_field_widget_form_alter(): Default form is true.', 'Default value form in hook_field_widget_form_alter().');
+
+    $edit = [
+      'description' => '<em>Test with a non upload field.',
+    ];
+    $this->drupalPostForm('admin/structure/types/manage/article/fields/node.article.field_tags', $edit, t('Save settings'));
+
+    $this->drupalGet('node/add/article');
+    $this->assertRaw('<strong>Test with an upload field.</strong>');
+    $this->assertRaw('<em>Test with a non upload field.</em>');
+  }
+
+  /**
+   * Tests that the field list administration page operates correctly.
+   */
+  public function fieldListAdminPage() {
+    $this->drupalGet('admin/reports/fields');
+    $this->assertText($this->fieldName, 'Field name is displayed in field list.');
+    $this->assertLinkByHref('admin/structure/types/manage/' . $this->contentType . '/fields');
+  }
+
+  /**
+   * Tests the "preconfigured field" functionality.
+   *
+   * @see \Drupal\Core\Field\PreconfiguredFieldUiOptionsInterface
+   */
+  public function testPreconfiguredFields() {
+    $this->drupalGet('admin/structure/types/manage/article/fields/add-field');
+
+    // Check that the preconfigured field option exist alongside the regular
+    // field type option.
+    $this->assertOption('edit-new-storage-type', 'field_ui:test_field_with_preconfigured_options:custom_options');
+    $this->assertOption('edit-new-storage-type', 'test_field_with_preconfigured_options');
+
+    // Add a field with every possible preconfigured value.
+    $this->fieldUIAddNewField(NULL, 'test_custom_options', 'Test label', 'field_ui:test_field_with_preconfigured_options:custom_options');
+    $field_storage = FieldStorageConfig::loadByName('node', 'field_test_custom_options');
+    $this->assertEqual($field_storage->getCardinality(), FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED);
+    $this->assertEqual($field_storage->getSetting('test_field_storage_setting'), 'preconfigured_storage_setting');
+
+    $field = FieldConfig::loadByName('node', 'article', 'field_test_custom_options');
+    $this->assertTrue($field->isRequired());
+    $this->assertEqual($field->getSetting('test_field_setting'), 'preconfigured_field_setting');
+
+    $form_display = entity_get_form_display('node', 'article', 'default');
+    $this->assertEqual($form_display->getComponent('field_test_custom_options')['type'], 'test_field_widget_multiple');
+    $view_display = entity_get_display('node', 'article', 'default');
+    $this->assertEqual($view_display->getComponent('field_test_custom_options')['type'], 'field_test_multiple');
+    $this->assertEqual($view_display->getComponent('field_test_custom_options')['settings']['test_formatter_setting_multiple'], 'altered dummy test string');
+  }
+
+  /**
+   * Tests the access to non-existent field URLs.
+   */
+  public function testNonExistentFieldUrls() {
+    $field_id = 'node.foo.bar';
+
+    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields/' . $field_id);
+    $this->assertResponse(404);
+
+    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields/' . $field_id . '/storage');
+    $this->assertResponse(404);
+  }
+
+}