ACP2E-1245: "Something went wrong" error is displayed when clearing the completed bulk tasks.

Author: veloraven

app/code/Magento/AsynchronousOperations/Controller/Adminhtml/Notification/Dismiss.php

@@ -8,12 +8,13 @@
 use Magento\AsynchronousOperations\Model\BulkNotificationManagement;
 use Magento\Backend\App\Action\Context;
 use Magento\Backend\App\Action;
+use Magento\Framework\App\Action\HttpGetActionInterface;
 use Magento\Framework\Controller\ResultFactory;
 
 /**
  * Class Bulk Notification Dismiss Controller
  */
-class Dismiss extends Action
+class Dismiss extends Action implements HttpGetActionInterface
 {
     /**
      * @var BulkNotificationManagement
@@ -43,7 +44,7 @@ protected function _isAllowed()
     }
 
     /**
-     * {@inheritdoc}
+     * @inheritdoc
      */
     public function execute()
     {

app/code/Magento/AsynchronousOperations/Test/Unit/Controller/Adminhtml/Notification/DismissTest.php

@@ -11,6 +11,7 @@
 use Magento\AsynchronousOperations\Model\BulkNotificationManagement;
 use Magento\Framework\App\RequestInterface;
 use Magento\Framework\Controller\Result\Json;
+use Magento\Framework\Controller\Result\Raw;
 use Magento\Framework\Controller\ResultFactory;
 use Magento\Framework\TestFramework\Unit\Helper\ObjectManager;
 use PHPUnit\Framework\MockObject\MockObject;
@@ -43,6 +44,11 @@ class DismissTest extends TestCase
      */
     private $jsonResultMock;
 
+    /**
+     * @var MockObject
+     */
+    private $rawResultMock;
+
     protected function setUp(): void
     {
         $objectManager = new ObjectManager($this);
@@ -78,10 +84,10 @@ public function testExecute()
 
         $this->resultFactoryMock->expects($this->once())
             ->method('create')
-            ->with(ResultFactory::TYPE_JSON, [])
-            ->willReturn($this->jsonResultMock);
+            ->with(ResultFactory::TYPE_RAW, [])
+            ->willReturn($this->rawResultMock);
 
-        $this->assertEquals($this->jsonResultMock, $this->model->execute());
+        $this->assertEquals($this->rawResultMock, $this->model->execute());
     }
 
     public function testExecuteSetsBadRequestResponseStatusIfBulkWasNotAcknowledgedCorrectly()