class ManageFieldsFunctionalTest

class ManageFieldsFunctionalTest extends ManageFieldsFunctionalTestBase {
  
  /**
   * Tests that default value is correctly validated and saved.
   */
  public function testDefaultValue() : void {
    // 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();
    /** @var \Drupal\Core\Entity\EntityDisplayRepositoryInterface $display_repository */
    $display_repository = \Drupal::service('entity_display.repository');
    $display_repository->getFormDisplay('node', $this->contentType)
      ->setComponent($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);
    $this->assertSession()
      ->fieldValueEquals($element_id, '');
    // Check that invalid default values are rejected.
    $edit = [
      $element_name => '-1',
      'set_default_value' => '1',
    ];
    $this->drupalGet($admin_path);
    $this->submitForm($edit, 'Save settings');
    $this->assertSession()
      ->pageTextContains("{$field_name} does not accept the value -1");
    // Check that the default value is saved.
    $edit = [
      $element_name => '1',
      'set_default_value' => '1',
    ];
    $this->drupalGet($admin_path);
    $this->submitForm($edit, 'Save settings');
    $this->assertSession()
      ->pageTextContains("Saved {$field_name} configuration");
    $field = FieldConfig::loadByName('node', $this->contentType, $field_name);
    $this->assertEquals([
      [
        'value' => 1,
      ],
    ], $field->getDefaultValueLiteral(), 'The default value was correctly saved.');
    // Check that the default value shows up in the form.
    $this->drupalGet($admin_path);
    $this->assertSession()
      ->fieldValueEquals($element_id, '1');
    // Check that the default value is left empty when "Set default value"
    // checkbox is not checked.
    $edit = [
      $element_name => '1',
      'set_default_value' => '0',
    ];
    $this->drupalGet($admin_path);
    $this->submitForm($edit, 'Save settings');
    $this->assertSession()
      ->pageTextContains("Saved {$field_name} configuration");
    $field = FieldConfig::loadByName('node', $this->contentType, $field_name);
    $this->assertEquals([], $field->getDefaultValueLiteral(), 'The default value was removed.');
    // Check that the default value can be emptied.
    $this->drupalGet($admin_path);
    $edit = [
      $element_name => '',
    ];
    $this->submitForm($edit, 'Save settings');
    $this->assertSession()
      ->pageTextContains("Saved {$field_name} configuration");
    $field = FieldConfig::loadByName('node', $this->contentType, $field_name);
    $this->assertEquals([], $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,
    ];
    $this->submitForm($edit, 'Save settings');
    $this->drupalGet($admin_path);
    $this->submitForm([], 'Save settings');
    $this->assertSession()
      ->pageTextContains("Saved {$field_name} configuration");
    $field = FieldConfig::loadByName('node', $this->contentType, $field_name);
    $this->assertEquals([], $field->getDefaultValueLiteral(), 'The default value was correctly saved.');
    // Check that the default widget is used when the field is hidden.
    $display_repository->getFormDisplay($field->getTargetEntityTypeId(), $field->getTargetBundle())
      ->removeComponent($field_name)
      ->save();
    $this->drupalGet($admin_path);
    $this->assertSession()
      ->fieldValueEquals($element_id, '');
  }
  
  /**
   * Tests that Field UI respects locked fields.
   */
  public function testLockedField() : void {
    // 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 = $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();
    \Drupal::service('entity_display.repository')->getFormDisplay('node', $this->contentType)
      ->setComponent($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->assertSession()
      ->statusCodeEquals(403);
  }
  
  /**
   * Tests that Field UI respects the 'no_ui' flag in the field type definition.
   */
  public function testHiddenFields() : void {
    // 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->assertSession()
      ->elementNotExists('xpath', "//a//span[text()='Hidden from UI test field']");
    $this->assertSession()
      ->elementExists('xpath', "//a//span[text()='Shape']");
    // 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' => $this->contentType,
      'entity_type' => 'node',
      'label' => 'Hidden field',
    ];
    FieldConfig::create($field)->save();
    \Drupal::service('entity_display.repository')->getFormDisplay('node', $this->contentType)
      ->setComponent($field_name)
      ->save();
    $this->assertInstanceOf(FieldConfig::class, FieldConfig::load('node.' . $this->contentType . '.' . $field_name));
    // Check that the newly added field appears on the 'Manage Fields'
    // screen.
    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields');
    $this->assertSession()
      ->elementTextContains('xpath', '//table[@id="field-overview"]//tr[@id="hidden-test-field"]//td[1]', $field['label']);
    // 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/reuse');
    $this->assertSession()
      ->elementNotExists('css', ".js-reuse-table [data-field-id='{$field_name}']");
    $this->assertSession()
      ->elementExists('css', '.js-reuse-table [data-field-id="field_tags"]');
    // 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) {
      $this->drupalGet('admin/structure/types/manage/page/fields/add-field');
      $label = (string) $definition['label'];
      if (empty($definition['no_ui'])) {
        try {
          $this->assertSession()
            ->elementExists('xpath', "//a//span[text()='{$label}']");
        } catch (ElementNotFoundException) {
          if ($group = $this->getFieldFromGroup($field_type)) {
            if ($group !== 'General') {
              $link = $this->assertSession()
                ->elementExists('xpath', "//a[.//span[text()='{$group}']]");
              $link->click();
              $this->assertSession()
                ->elementExists('css', "[name='field_options_wrapper'][value='{$field_type}']");
            }
          }
        }
      }
      else {
        $this->assertSession()
          ->elementNotExists('xpath', "//a//span[text()='{$label}']");
      }
    }
  }
  
  /**
   * Tests validation of duplicate and disallowed field names.
   */
  public function testFieldNameValidation() : void {
    // field_tags already exists, so we're expecting an error when trying to
    // create a new field with the same name.
    $url = 'admin/structure/types/manage/' . $this->contentType . '/fields/add-field';
    $this->drupalGet($url);
    $this->clickLink('Boolean');
    $this->submitForm([], 'Continue');
    $edit = [
      'label' => $this->randomMachineName(),
      'field_name' => 'tags',
    ];
    $this->submitForm($edit, 'Continue');
    $this->assertSession()
      ->pageTextContains('The machine-readable name is already in use. It must be unique.');
    // Reset the field prefix so we can test properly.
    $this->config('field_ui.settings')
      ->set('field_prefix', '')
      ->save();
    $label = 'Disallowed field';
    $edit = [
      'label' => $label,
    ];
    // Try with an entity key.
    $edit['field_name'] = 'title';
    $bundle_path = 'admin/structure/types/manage/' . $this->contentType;
    $this->drupalGet("{$bundle_path}/fields/add-field");
    $this->clickLink('Test field');
    $this->submitForm([], 'Continue');
    $this->submitForm($edit, 'Continue');
    $this->assertSession()
      ->pageTextContains('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;
    $this->drupalGet("{$bundle_path}/fields/add-field");
    $this->clickLink('Test field');
    $this->submitForm([], 'Continue');
    $this->submitForm($edit, 'Continue');
    $this->assertSession()
      ->pageTextContains('The machine-readable name is already in use. It must be unique.');
    $this->assertSession()
      ->addressEquals($url . '/test_field/false');
  }
  
  /**
   * Tests invalid field UI URLs and destinations.
   */
  public function testInvalidUrlsAndDestinations() : void {
    $field_id = 'node.foo.bar';
    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields/' . $field_id);
    $this->assertSession()
      ->statusCodeEquals(404);
    $options = [
      'query' => [
        'destinations' => [
          'http://example.com',
        ],
      ],
    ];
    $this->drupalGet('admin/structure/types/manage/article/fields/node.article.body', $options);
    $this->submitForm([], 'Save settings');
    // The external redirect should not fire.
    $this->assertSession()
      ->addressEquals('admin/structure/types/manage/article/fields/node.article.body?destinations%5B0%5D=http%3A//example.com');
    $this->assertSession()
      ->statusCodeEquals(200);
    $this->assertSession()
      ->responseContains('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 help descriptions render valid HTML.
   */
  public function testHelpDescriptions() : void {
    // 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();
    \Drupal::service('entity_display.repository')->getFormDisplay('node', 'article')
      ->setComponent('field_image')
      ->save();
    $edit = [
      'description' => '<strong>Test with an upload field.',
    ];
    $this->drupalGet('admin/structure/types/manage/article/fields/node.article.field_image');
    $this->submitForm($edit, 'Save settings');
    // Check that hook_field_widget_single_element_form_alter() does believe
    // this is the default value form.
    $this->drupalGet('admin/structure/types/manage/article/fields/node.article.field_tags');
    $this->assertSession()
      ->pageTextContains('From hook_field_widget_single_element_form_alter(): Default form is true.');
    $edit = [
      'description' => '<em>Test with a non upload field.',
    ];
    $this->drupalGet('admin/structure/types/manage/article/fields/node.article.field_tags');
    $this->submitForm($edit, 'Save settings');
    $this->drupalGet('node/add/article');
    $this->assertSession()
      ->responseContains('<strong>Test with an upload field.</strong>');
    $this->assertSession()
      ->responseContains('<em>Test with a non upload field.</em>');
  }
  
  /**
   * Tests the "preconfigured field" functionality.
   *
   * @see \Drupal\Core\Field\PreconfiguredFieldUiOptionsInterface
   */
  public function testPreconfiguredFields() : void {
    $this->drupalGet('admin/structure/types/manage/article/fields/add-field');
    // Check that the preconfigured field option exist alongside the regular
    // field type option.
    $this->assertSession()
      ->elementExists('xpath', "//a//span[text()='All custom options']");
    $this->assertSession()
      ->elementExists('xpath', "//a//span[text()='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->assertEquals(FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED, $field_storage->getCardinality());
    $this->assertEquals('preconfigured_storage_setting', $field_storage->getSetting('test_field_storage_setting'));
    $field = FieldConfig::loadByName('node', 'article', 'field_test_custom_options');
    $this->assertTrue($field->isRequired());
    $this->assertEquals('preconfigured_field_setting', $field->getSetting('test_field_setting'));
    /** @var \Drupal\Core\Entity\EntityDisplayRepositoryInterface $display_repository */
    $display_repository = \Drupal::service('entity_display.repository');
    $form_display = $display_repository->getFormDisplay('node', 'article');
    $this->assertEquals('test_field_widget_multiple', $form_display->getComponent('field_test_custom_options')['type']);
    $view_display = $display_repository->getViewDisplay('node', 'article');
    $this->assertEquals('field_test_multiple', $view_display->getComponent('field_test_custom_options')['type']);
    $this->assertEquals('altered dummy test string', $view_display->getComponent('field_test_custom_options')['settings']['test_formatter_setting_multiple']);
  }
  
  /**
   * Tests that the 'field_prefix' setting works on Field UI.
   */
  public function testFieldPrefix() : void {
    // Change default field prefix.
    $field_prefix = $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.
    $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields/add-field');
    $this->clickLink('Test field');
    $edit = [
      'label' => $field_exceed_max_length_label,
      'field_name' => $field_exceed_max_length_input,
    ];
    $this->submitForm($edit, 'Continue');
    $this->assertSession()
      ->pageTextContains('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);
    $this->assertSession()
      ->pageTextContains($this->fieldLabel . ' settings for ' . $this->contentType);
  }
  
  /**
   * Test translation defaults.
   */
  public function testTranslationDefaults() : void {
    $this->fieldUIAddNewField('admin/structure/types/manage/' . $this->contentType, $this->fieldNameInput, $this->fieldLabel);
    $field_storage = FieldStorageConfig::loadByName('node', 'field_' . $this->fieldNameInput);
    $this->assertTrue($field_storage->isTranslatable(), 'Field storage translatable.');
    $field = FieldConfig::loadByName('node', $this->contentType, 'field_' . $this->fieldNameInput);
    $this->assertFalse($field->isTranslatable(), 'Field instance should not be translatable by default.');
    // Add a new field based on an existing field.
    $this->drupalCreateContentType([
      'type' => 'additional',
      'name' => 'Additional type',
    ]);
    $this->fieldUIAddExistingField("admin/structure/types/manage/additional", $this->fieldName, 'Additional type');
    $field_storage = FieldStorageConfig::loadByName('node', 'field_' . $this->fieldNameInput);
    $this->assertTrue($field_storage->isTranslatable(), 'Field storage translatable.');
    $field = FieldConfig::loadByName('node', 'additional', 'field_' . $this->fieldNameInput);
    $this->assertFalse($field->isTranslatable(), 'Field instance should not be translatable by default.');
  }

}