Static properties serialization fix.

Author: p-bystritsky

dev/tests/integration/etc/di/preferences/ce.php

@@ -16,6 +16,8 @@
     \Magento\Framework\App\Response\Http::class => \Magento\TestFramework\Response::class,
     \Magento\Framework\Interception\PluginListInterface::class =>
         \Magento\TestFramework\Interception\PluginList::class,
+    \Magento\Framework\Serialize\SerializerInterface::class =>
+        \Magento\TestFramework\Serialize\Serializer::class,
     \Magento\Framework\Interception\ObjectManager\ConfigInterface::class =>
         \Magento\TestFramework\ObjectManager\Config::class,
     \Magento\Framework\Interception\ObjectManager\Config\Developer::class =>

dev/tests/integration/framework/Magento/TestFramework/Serialize/Serializer.php

@@ -0,0 +1,52 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+declare(strict_types=1);
+
+namespace Magento\TestFramework\Serialize;
+
+use Magento\Framework\Serialize\SerializerInterface;
+
+/**
+ * Insecure SerializerInterface implementation for test use only.
+ */
+class Serializer implements SerializerInterface
+{
+    /**
+     * @inheritDoc
+     */
+    public function serialize($data)
+    {
+        if (is_resource($data)) {
+            throw new \InvalidArgumentException('Unable to serialize value.');
+        }
+
+        // phpcs:ignore Magento2.Security.InsecureFunction
+        return serialize($data);
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function unserialize($string)
+    {
+        if (false === $string || null === $string || '' === $string) {
+            throw new \InvalidArgumentException('Unable to unserialize value.');
+        }
+        set_error_handler(
+            function () {
+                restore_error_handler();
+                throw new \InvalidArgumentException('Unable to unserialize value, string is corrupted.');
+            },
+            E_NOTICE
+        );
+        // phpcs:ignore Magento2.Security.InsecureFunction
+        $result = unserialize($string);
+        restore_error_handler();
+
+        return $result;
+    }
+}

dev/tests/integration/framework/Magento/TestFramework/Workaround/Cleanup/StaticProperties.php

@@ -186,8 +186,8 @@ public static function backupStaticVariables()
             ),
             function ($classFile) {
                 return StaticProperties::_isClassInCleanableFolders($classFile)
-                // phpcs:ignore Magento2.Functions.DiscouragedFunction
-                && strpos(file_get_contents($classFile), ' static ')  > 0;
+                    // phpcs:ignore Magento2.Functions.DiscouragedFunction
+                    && strpos(file_get_contents($classFile), ' static ')  > 0;
             }
         );
         $namespacePattern = '/namespace [a-zA-Z0-9\\\\]+;/';