ACP2E-279: Customer details are lost after editing an order.

Author: glo23503

app/code/Magento/Sales/Model/AdminOrder/Create.php

@@ -33,7 +33,7 @@ class Create extends \Magento\Framework\DataObject implements \Magento\Checkout\
     /**
      * Xml default email domain path
      */
-    private const XML_PATH_DEFAULT_EMAIL_DOMAIN = 'customer/create_account/email_domain';
+    public const XML_PATH_DEFAULT_EMAIL_DOMAIN = 'customer/create_account/email_domain';
 
     private const XML_PATH_EMAIL_REQUIRED_CREATE_ORDER = 'customer/create_account/email_required_create_order';
     /**

dev/tests/integration/testsuite/Magento/Bundle/Model/Sales/AdminOrder/ReorderTest.php

@@ -81,7 +81,7 @@ public function testReorderBundleProductWithCustomPrice(): void
         $customerMock->method('getEmail')
             ->willReturn('customer@example.com');
         $customerMock->method('_getExtensionAttributes')
-            ->willReturn(NULL);
+            ->willReturn(null);
         $this->model->getQuote()->setCustomer($customerMock);
 
         $shippingMethod = 'freeshipping_freeshipping';

dev/tests/integration/testsuite/Magento/ConfigurableProduct/Model/Sales/AdminOrder/ReorderTest.php

@@ -81,7 +81,7 @@ public function testReorderConfigurableProductWithCustomPrice(): void
         $customerMock->method('getEmail')
             ->willReturn('customer@example.com');
         $customerMock->method('_getExtensionAttributes')
-            ->willReturn(NULL);
+            ->willReturn(null);
         $this->model->getQuote()->setCustomer($customerMock);
 
         $shippingMethod = 'freeshipping_freeshipping';

dev/tests/integration/testsuite/Magento/Sales/Model/AdminOrder/CreateTest.php

@@ -978,7 +978,7 @@ private function getMockedCustomer()
         $customerMock->method('getEmail')
             ->willReturn('customer@example.com');
         $customerMock->method('_getExtensionAttributes')
-            ->willReturn(NULL);
+            ->willReturn(null);
 
         return $customerMock;
     }