MAGETWO-71669: Incorrect date format with Arabic language locale

- Add integration test to test dob and customer date attributes;

Author: adifucan

dev/tests/integration/testsuite/Magento/Customer/Controller/Account/CreatePostTest.php

@@ -0,0 +1,78 @@
+<?php
+/**
+ * Copyright © 2013-2017 Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+namespace Magento\Customer\Controller\Account;
+
+use Magento\TestFramework\Helper\Bootstrap;
+
+/**
+ * @magentoDataFixture Magento/Customer/_files/customer_date_attribute.php
+ */
+class CreatePostTest extends \Magento\TestFramework\TestCase\AbstractController
+{
+    const DOB = '1991-12-31';
+    const EXPECTED_DOB = '1991-12-31';
+    const EXPECTED_DATE = '2017-12-25 00:00:00';
+
+    /**
+     * @var CreatePost
+     */
+    private $model;
+
+    protected function setUp()
+    {
+        $this->model = Bootstrap::getObjectManager()->create(CreatePost::class);
+    }
+
+    /**
+     * @param string $dob
+     * @param string $date
+     * @param string $expectedDob
+     * @param string $expectedDate
+     * @param string $locale
+     * @param string $email
+     * @dataProvider getDate
+     * @magentoDbIsolation enabled
+     */
+    public function testCustomerSaveWithDateAttributes($dob, $date, $expectedDob, $expectedDate, $locale, $email)
+    {
+        $objectManager = Bootstrap::getObjectManager();
+        $objectManager->get('Magento\Framework\Locale\ResolverInterface')->setLocale($locale);
+
+        /** @var $repository \Magento\Customer\Api\CustomerRepositoryInterface */
+        $repository = $objectManager->create('Magento\Customer\Api\CustomerRepositoryInterface');
+        $customer = $objectManager->create('Magento\Customer\Api\Data\CustomerInterface');
+
+        /** @var \Magento\Customer\Api\Data\CustomerInterface $customer */
+        $customer->setWebsiteId(1)
+            ->setEmail($email)
+            ->setGroupId(1)
+            ->setStoreId(1)
+            ->setFirstname('John')
+            ->setLastname('Smith')
+            ->setDefaultBilling(1)
+            ->setDefaultShipping(1)
+            ->setTaxvat('12')
+            ->setGender(0)
+            ->setDob($dob)
+            ->setCustomAttribute('date', $date);
+        $repository->save($customer, 'password');
+
+        $customer = $repository->get($email);
+        $customerDob = $customer->getDob();
+        $customerDate = $customer->getCustomAttribute('date')->getValue();
+        $this->assertEquals($expectedDob, $customerDob);
+        $this->assertEquals($expectedDate, $customerDate);
+    }
+
+    public function getDate()
+    {
+        return [
+            [self::DOB, '12/25/2017', self::EXPECTED_DOB, SELF::EXPECTED_DATE, 'en_US', 'customer1@example.com'],
+            [self::DOB, '25/12/2017', self::EXPECTED_DOB, SELF::EXPECTED_DATE, 'fr_FR', 'customer2@example.com'],
+            [self::DOB, '25/12/2017', self::EXPECTED_DOB, SELF::EXPECTED_DATE, 'ar_KW', 'customer3@example.com'],
+        ];
+    }
+}

dev/tests/integration/testsuite/Magento/Customer/_files/customer_date_attribute.php

@@ -0,0 +1,22 @@
+<?php
+/**
+ * Copyright © 2013-2017 Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+$objectManager = \Magento\TestFramework\Helper\Bootstrap::getObjectManager();
+/** @var Magento\Customer\Model\Attribute $dateAttribute */
+$dateAttribute = $objectManager->create(\Magento\Customer\Model\Attribute::class);
+$dateAttribute->setName('date')
+    ->setEntityTypeId(1)
+    ->setIsUserDefined(1)
+    ->setAttributeSetId(1)
+    ->setAttributeGroupId(1)
+    ->setAttributeCode('date')
+    ->setFrontendInput('date')
+    ->setFrontendLabel('date_attribute_frontend_label')
+    ->setFrontendModel('Magento\Eav\Model\Entity\Attribute\Frontend\Datetime')
+    ->setBackendType('datetime')
+    ->setBackendModel('Magento\Eav\Model\Entity\Attribute\Backend\Datetime')
+    ->setSortOrder(42)
+    ->save();

dev/tests/integration/testsuite/Magento/Customer/_files/customer_date_attribute_rollback.php

@@ -0,0 +1,9 @@
+<?php
+/**
+ * Copyright © 2013-2017 Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+$objectManager = \Magento\TestFramework\Helper\Bootstrap::getObjectManager();
+$model = $objectManager->create('Magento\Customer\Model\Attribute');
+$model->load('date', 'attribute_code')->delete();