LYNX-619 updateCustomerEmail mutation issue fix

Author: cod40403

app/code/Magento/CustomerGraphQl/Model/Resolver/UpdateCustomerEmail.php

@@ -1,7 +1,7 @@
 <?php
 /**
- * Copyright © Magento, Inc. All rights reserved.
- * See COPYING.txt for license details.
+ * Copyright 2025 Adobe
+ * All Rights Reserved.
  */
 declare(strict_types=1);
 
@@ -77,6 +77,7 @@ public function resolve(
         }
 
         $customer = $this->getCustomer->execute($context);
+        $customer->setData('ignore_validation_flag', true);
         $this->updateCustomerAccount->execute(
             $customer,
             [
@@ -86,8 +87,6 @@ public function resolve(
             $context->getExtensionAttributes()->getStore()
         );
 
-        $data = $this->extractCustomerData->execute($customer);
-
-        return ['customer' => $data];
+        return ['customer' => $this->extractCustomerData->execute($customer)];
     }
 }

dev/tests/api-functional/testsuite/Magento/GraphQl/Customer/CustomerEmailUpdateTest.php

@@ -0,0 +1,135 @@
+<?php
+/**
+ * Copyright 2025 Adobe
+ * All Rights Reserved.
+ */
+declare(strict_types=1);
+
+namespace Magento\GraphQl\Customer;
+
+use Exception;
+use Magento\Customer\Api\CustomerMetadataInterface;
+use Magento\Customer\Test\Fixture\Customer;
+use Magento\Eav\Test\Fixture\Attribute;
+use Magento\Integration\Api\CustomerTokenServiceInterface;
+use Magento\TestFramework\Fixture\DataFixture;
+use Magento\Framework\Exception\AuthenticationException;
+use Magento\TestFramework\TestCase\GraphQlAbstract;
+use Magento\TestFramework\Helper\Bootstrap;
+
+#[
+    DataFixture(Customer::class, ['email' => 'customer@example.com'], as: 'customer'),
+    DataFixture(
+        Attribute::class,
+        [
+            'entity_type_id' => CustomerMetadataInterface::ATTRIBUTE_SET_ID_CUSTOMER,
+            'is_required' => true,
+        ],
+        'customer_attribute'
+    )
+]
+class CustomerEmailUpdateTest extends GraphQlAbstract
+{
+    /**
+     * Test customer email update
+     *
+     * @return void
+     * @throws Exception
+     */
+    public function testUpdateCustomerEmail(): void
+    {
+        $response = $this->graphQlMutation(
+            $this->getQuery('newcustomer@example.com', 'password'),
+            [],
+            '',
+            $this->getCustomerAuthHeaders('customer@example.com', 'password')
+        );
+
+        $this->assertEquals('newcustomer@example.com', $response['updateCustomerEmail']['customer']['email']);
+    }
+
+    /**
+     * Test customer email update with empty fields
+     *
+     * @param string $email
+     * @param string $password
+     * @param string $message
+     * @dataProvider customerInputFieldDataProvider
+     * @return void
+     * @throws AuthenticationException
+     */
+    public function testUpdateCustomerEmailWithEmptyFields(
+        string $email,
+        string $password,
+        string $message
+    ): void {
+        $this->expectException(Exception::class);
+        $this->expectExceptionMessage($message);
+        $this->graphQlMutation(
+            $this->getQuery($email, $password),
+            [],
+            '',
+            $this->getCustomerAuthHeaders('customer@example.com', 'password')
+        );
+    }
+
+    /**
+     * Data provider for testUpdateCustomerEmailWithEmptyFields
+     *
+     * @return array
+     */
+    public static function customerInputFieldDataProvider(): array
+    {
+        return [
+            [
+                'email' => 'newcustomer@example.com',
+                'password' => '',
+                'message' => 'Provide the current "password" to change "email".',
+            ],
+            [
+                'email' => '',
+                'password' => 'password',
+                'message' => '"" is not a valid email address.',
+            ]
+        ];
+    }
+
+    /**
+     * Get customer email update mutation
+     *
+     * @param string $newEmail
+     * @param string $currentPassword
+     * @return string
+     */
+    private function getQuery(string $newEmail, string $currentPassword): string
+    {
+        return <<<MUTATION
+            mutation {
+                updateCustomerEmail(
+                    email: "{$newEmail}"
+                    password: "{$currentPassword}"
+                ) {
+                    customer {
+                        email
+                    }
+                }
+            }
+        MUTATION;
+    }
+
+    /**
+     * Get customer authorization headers
+     *
+     * @param string $email
+     * @param string $password
+     * @return array
+     * @throws AuthenticationException
+     */
+    private function getCustomerAuthHeaders(string $email, string $password): array
+    {
+        $customerToken = Bootstrap::getObjectManager()->get(CustomerTokenServiceInterface::class)
+            ->createCustomerAccessToken($email, $password);
+
+        return ['Authorization' => 'Bearer ' . $customerToken];
+    }
+}