Fix functional and static tests.

Author: nmalevanec

app/code/Magento/Widget/Block/Adminhtml/Widget/Options.php

@@ -91,7 +91,7 @@ public function getMainFieldset()
         if ($this->_getData('main_fieldset') instanceof \Magento\Framework\Data\Form\Element\Fieldset) {
             return $this->_getData('main_fieldset');
         }
-        $mainFieldsetHtmlId = 'options_fieldset' . md5($this->getWidgetType());
+        $mainFieldsetHtmlId = 'options_fieldset' . hash('sha256', $this->getWidgetType());
         $this->setMainFieldsetHtmlId($mainFieldsetHtmlId);
         $fieldset = $this->getForm()->addFieldset(
             $mainFieldsetHtmlId,
@@ -141,7 +141,6 @@ protected function _addField($parameter)
     {
         $form = $this->getForm();
         $fieldset = $this->getMainFieldset();
-        //$form->getElement('options_fieldset');
 
         // prepare element data with values (either from request of from default values)
         $fieldName = $parameter->getKey();
@@ -167,10 +166,12 @@ protected function _addField($parameter)
         if (is_array($data['value'])) {
             foreach ($data['value'] as &$value) {
                 if (is_string($value)) {
+                    // phpcs:ignore Magento2.Functions.DiscouragedFunction
                     $value = html_entity_decode($value);
                 }
             }
         } else {
+            // phpcs:ignore Magento2.Functions.DiscouragedFunction
             $data['value'] = html_entity_decode($data['value']);
         }
 

lib/internal/Magento/Framework/Data/Form/Element/Label.php

@@ -4,13 +4,13 @@
  * See COPYING.txt for license details.
  */
 
-/**
- * Data form abstract class
- *
- * @author      Magento Core Team <[email protected]>
- */
 namespace Magento\Framework\Data\Form\Element;
 
+use Magento\Framework\Phrase;
+
+/**
+ * Label form element.
+ */
 class Label extends \Magento\Framework\Data\Form\Element\AbstractElement
 {
     /**
@@ -37,7 +37,7 @@ public function __construct(
     public function getElementHtml()
     {
         $html = $this->getBold() ? '<div class="control-value special">' : '<div class="control-value">';
-        if (is_string($this->getValue())) {
+        if (is_string($this->getValue()) || $this->getValue() instanceof Phrase) {
             $html .= $this->getEscapedValue();
         }