ACP2E-3255: [GRAPHQL] model value should be specified when getting customerCart

 - Added the test coverage.

Author: devarul

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

@@ -0,0 +1,147 @@
+<?php
+/**
+ * Copyright 2024 Adobe
+ * All Rights Reserved.
+ */
+declare(strict_types=1);
+
+namespace Magento\GraphQl\Quote\Customer;
+
+use Exception;
+use Magento\Customer\Test\Fixture\Customer;
+use Magento\Framework\Exception\LocalizedException;
+use Magento\Framework\ObjectManagerInterface;
+use Magento\Integration\Api\CustomerTokenServiceInterface;
+use Magento\Framework\Exception\AuthenticationException;
+use Magento\Quote\Model\Quote;
+use Magento\Quote\Model\ResourceModel\Quote\Collection;
+use Magento\TestFramework\Fixture\Config as ConfigFixture;
+use Magento\Store\Test\Fixture\Website as WebsiteFixture;
+use Magento\Store\Test\Fixture\Group as StoreGroupFixture;
+use Magento\Store\Test\Fixture\Store as StoreFixture;
+use Magento\Store\Model\ScopeInterface;
+use Magento\TestFramework\Fixture\DataFixture;
+use Magento\TestFramework\Fixture\DataFixtureStorage;
+use Magento\TestFramework\Fixture\DataFixtureStorageManager;
+use Magento\TestFramework\Helper\Bootstrap;
+use Magento\TestFramework\TestCase\GraphQlAbstract;
+
+/**
+ * Test for create customer cart
+ */
+class CreateCustomerCart extends GraphQlAbstract
+{
+    /**
+     * @var ObjectManagerInterface
+     */
+    private ObjectManagerInterface $objectManager;
+
+    /**
+     * @var DataFixtureStorage
+     */
+    private DataFixtureStorage $fixtures;
+
+    /**
+     * @var CustomerTokenServiceInterface
+     */
+    private CustomerTokenServiceInterface $customerTokenService;
+
+    /**
+     * @inheritdoc
+     * @throws LocalizedException
+     */
+    protected function setUp(): void
+    {
+        $this->objectManager = Bootstrap::getObjectManager();
+        $this->fixtures = $this->objectManager->get(DataFixtureStorageManager::class)->getStorage();
+        $this->customerTokenService = Bootstrap::getObjectManager()->get(CustomerTokenServiceInterface::class);
+    }
+
+    /**
+     * @inheritdoc
+     */
+    protected function tearDown(): void
+    {
+        /** @var Quote $quote */
+        $quoteCollection = $this->objectManager->create(Collection::class);
+        foreach ($quoteCollection as $quote) {
+            $quote->delete();
+        }
+        parent::tearDown();
+    }
+
+    /**
+     * Test to create empty cart for customer with billing and shipping address
+     *
+     * @return void
+     * @throws AuthenticationException
+     * @throws Exception
+     */
+    #[
+        ConfigFixture('customer/account_share/scope', 0),
+        DataFixture(WebsiteFixture::class, ['code' => 'website2'], as: 'website2'),
+        DataFixture(StoreGroupFixture::class, ['website_id' => '$website2.id$'], 'group2'),
+        DataFixture(StoreFixture::class, ['website_id' => '$website2.id$'], 'store2'),
+        ConfigFixture('general/country/allow', 'US', ScopeInterface::SCOPE_WEBSITE, 'base'),
+        ConfigFixture('general/country/allow', 'NL', ScopeInterface::SCOPE_WEBSITE, 'website2'),
+        DataFixture(
+            Customer::class,
+            [
+                'email' => 'john@doe.com',
+                'password' => 'test@123',
+                'addresses' => [
+                    [
+                        'country_id' => 'US',
+                        'region_id' => 32,
+                        'city' => 'Boston',
+                        'street' => ['10 Milk Street'],
+                        'postcode' => '02108',
+                        'telephone' => '1234567890',
+                        'default_billing' => true,
+                        'default_shipping' => true,
+                    ],
+                ],
+            ],
+            'customer'
+        ),
+    ]
+    public function testToCreateEmptyCartForCustomerWithDefaultAddress()
+    {
+        $store = $this->fixtures->get('store2');
+        $customerCartQuery = $this->getCustomerCartQuery();
+        $headerMap = $this->getHeaderMap();
+        $headerMap['Store'] = $store->getCode();
+        $response = $this->graphQlMutation($customerCartQuery, [], '', $headerMap);
+        self::assertArrayHasKey('customerCart', $response);
+        self::assertArrayHasKey('id', $response['customerCart']);
+        self::assertNotEmpty($response['customerCart']['id']);
+    }
+
+    /**
+     * Query customer cart
+     *
+     * @return string
+     */
+    private function getCustomerCartQuery(): string
+    {
+        return <<<QUERY
+{
+  customerCart {
+    id
+  }
+}
+QUERY;
+    }
+
+    /**
+     * Get Authentication header
+     *
+     * @return array
+     * @throws AuthenticationException
+     */
+    private function getHeaderMap(): array
+    {
+        $customerToken = $this->customerTokenService->createCustomerAccessToken('john@doe.com', 'test@123');
+        return ['Authorization' => 'Bearer ' . $customerToken];
+    }
+}