Add Copyright to UpgradeQuoteCustomerEmailObserver and Test

Author: UncleTioma

app/code/Magento/Customer/Observer/UpgradeQuoteCustomerEmailObserver.php

@@ -1,4 +1,8 @@
 <?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
 
 namespace Magento\Customer\Observer;
 
@@ -41,10 +45,11 @@ public function execute(Observer $observer)
         $customerOrig = $observer->getEvent()->getOrigCustomerDataObject();
         $emailOrig = $customerOrig->getEmail();
 
-        if($email != $emailOrig){
-            $quote = $this->quoteRepository->getForCustomer($customer->getId());
-            $quote->setCustomerEmail($email);
-            $this->quoteRepository->save($quote);
+        if ($email != $emailOrig) {
+                $quote = $this->quoteRepository->getForCustomer($customer->getId());
+                $quote->setCustomerEmail($email);
+                $this->quoteRepository->save($quote);
+
         }
     }
-}
+}

app/code/Magento/Customer/Test/Unit/Observer/UpgradeQuoteCustomerEmailObserverTest.php

@@ -1,4 +1,8 @@
 <?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
 
 namespace Magento\Customer\Test\Unit\Observer;
 
@@ -19,8 +23,14 @@ class UpgradeQuoteCustomerEmailObserverTest extends \PHPUnit\Framework\TestCase
      */
     protected $quoteRepositoryMock;
 
+    /**
+     * @var \Magento\Framework\Event\Observer
+     */
     protected $observerMock;
 
+    /**
+     * @var \Magento\Framework\Event
+     */
     protected $eventMock;
 
     /**
@@ -46,7 +56,7 @@ protected function setUp()
     }
 
     /**
-     *
+     * Unit test for verifying quote customers email upgrade observer
      */
     public function testUpgradeQuoteCustomerEmail()
     {
@@ -75,6 +85,7 @@ public function testUpgradeQuoteCustomerEmail()
         $customer->expects($this->any())
             ->method('getEmail')
             ->willReturn($this->returnValue($email));
+
         $customerOrig->expects($this->any())
             ->method('getEmail')
             ->willReturn($this->returnValue($origEmail));
@@ -92,4 +103,4 @@ public function testUpgradeQuoteCustomerEmail()
 
         $this->model->execute($this->observerMock);
     }
-}
+}