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 disallowed field names.
     */
    public function testDisallowedFieldNames() : void {
        // Reset the field prefix so we can test properly.
        $this->config('field_ui.settings')
            ->set('field_prefix', '')
            ->save();
        $label = 'Disallowed field';
        $edit1 = [
            'new_storage_type' => 'test_field',
        ];
        $edit2 = [
            'label' => $label,
        ];
        // Try with an entity key.
        $edit2['field_name'] = 'title';
        $bundle_path = 'admin/structure/types/manage/' . $this->contentType;
        $this->drupalGet("{$bundle_path}/fields/add-field");
        $this->submitForm($edit1, 'Continue');
        $this->submitForm($edit2, 'Continue');
        $this->assertSession()
            ->pageTextContains('The machine-readable name is already in use. It must be unique.');
        // Try with a base field.
        $edit2['field_name'] = 'sticky';
        $bundle_path = 'admin/structure/types/manage/' . $this->contentType;
        $this->drupalGet("{$bundle_path}/fields/add-field");
        $this->submitForm($edit1, 'Continue');
        $this->submitForm($edit2, 'Continue');
        $this->assertSession()
            ->pageTextContains('The machine-readable name is already in use. It must be unique.');
    }
    
    /**
     * 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('css', "[name='new_storage_type'][value='hidden_test_field']");
        $this->assertSession()
            ->elementExists('css', "[name='new_storage_type'][value='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();
        $this->drupalGet('admin/structure/types/manage/page/fields/add-field');
        foreach ($field_types as $field_type => $definition) {
            if (empty($definition['no_ui'])) {
                try {
                    $this->assertSession()
                        ->elementExists('css', "[name='new_storage_type'][value='{$field_type}']");
                } catch (ElementNotFoundException) {
                    if ($group = $this->getFieldFromGroup($field_type)) {
                        $this->assertSession()
                            ->elementExists('css', "[name='new_storage_type'][value='{$group}']");
                        $this->submitForm([
                            'new_storage_type' => $group,
                        ], 'Continue');
                        $this->assertSession()
                            ->elementExists('css', "[name='group_field_options_wrapper'][value='{$field_type}']");
                        $this->submitForm([], 'Back');
                    }
                }
            }
            else {
                $this->assertSession()
                    ->elementNotExists('css', "[name='new_storage_type'][value='{$field_type}']");
            }
        }
    }
    
    /**
     * Tests that a duplicate field name is caught by validation.
     */
    public function testDuplicateFieldName() : 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);
        $edit = [
            'new_storage_type' => 'boolean',
        ];
        $this->submitForm($edit, '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.');
        $this->assertSession()
            ->addressEquals($url);
    }
    
    /**
     * Tests that external URLs in the 'destinations' query parameter are blocked.
     */
    public function testExternalDestinations() : void {
        $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 deletion removes field storages and fields as expected for a term.
     */
    public function testDeleteTaxonomyField() : void {
        // 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', 'taxonomy vocabulary');
        // 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() : 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('css', "[name='new_storage_type'][value='field_ui:test_field_with_preconfigured_options:custom_options']");
        $this->assertSession()
            ->elementExists('css', "[name='new_storage_type'][value='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 the access to non-existent field URLs.
     */
    public function testNonExistentFieldUrls() : void {
        $field_id = 'node.foo.bar';
        $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields/' . $field_id);
        $this->assertSession()
            ->statusCodeEquals(404);
    }
    
    /**
     * 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.
        $edit1 = [
            'new_storage_type' => 'test_field',
        ];
        $edit2 = [
            'label' => $field_exceed_max_length_label,
            'field_name' => $field_exceed_max_length_input,
        ];
        $this->drupalGet('admin/structure/types/manage/' . $this->contentType . '/fields/add-field');
        $this->submitForm($edit1, 'Continue');
        $this->submitForm($edit2, '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.');
    }

}