Add API functional tests for ApplyCouponToCart functionality

Author: dmytro-ch

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

@@ -41,91 +41,6 @@ protected function setUp()
         $this->quoteIdToMaskedId = $objectManager->create(QuoteIdToMaskedQuoteIdInterface::class);
     }
 
-    /**
-     * @magentoApiDataFixture Magento/Checkout/_files/quote_with_simple_product_saved.php
-     * @magentoApiDataFixture Magento/SalesRule/_files/coupon_code_with_wildcard.php
-     */
-    public function testApplyCouponToGuestCartWithItems()
-    {
-        $couponCode = '2?ds5!2d';
-
-        $this->quoteResource->load(
-            $this->quote,
-            'test_order_with_simple_product_without_address',
-            'reserved_order_id'
-        );
-        $maskedQuoteId = $this->quoteIdToMaskedId->execute((int)$this->quote->getId());
-        $query = $this->prepareAddCouponRequestQuery($maskedQuoteId, $couponCode);
-        $response = $this->graphQlQuery($query);
-
-        self::assertArrayHasKey('applyCouponToCart', $response);
-        self::assertEquals($couponCode, $response['applyCouponToCart']['cart']['applied_coupon']['code']);
-    }
-
-    /**
-     * @magentoApiDataFixture Magento/Checkout/_files/quote_with_simple_product_saved.php
-     * @magentoApiDataFixture Magento/SalesRule/_files/coupon_code_with_wildcard.php
-     */
-    public function testApplyCouponTwice()
-    {
-        $couponCode = '2?ds5!2d';
-
-        $this->quoteResource->load(
-            $this->quote,
-            'test_order_with_simple_product_without_address',
-            'reserved_order_id'
-        );
-        $maskedQuoteId = $this->quoteIdToMaskedId->execute((int)$this->quote->getId());
-        $query = $this->prepareAddCouponRequestQuery($maskedQuoteId, $couponCode);
-        $response = $this->graphQlQuery($query);
-
-        self::assertArrayHasKey("applyCouponToCart", $response);
-        self::assertEquals($couponCode, $response['applyCouponToCart']['cart']['applied_coupon']['code']);
-
-        self::expectExceptionMessage('A coupon is already applied to the cart. Please remove it to apply another');
-        $this->graphQlQuery($query);
-    }
-
-    /**
-     * @magentoApiDataFixture Magento/Checkout/_files/active_quote.php
-     * @magentoApiDataFixture Magento/SalesRule/_files/coupon_code_with_wildcard.php
-     * @expectedException \Exception
-     * @expectedExceptionMessage Cart does not contain products.
-     */
-    public function testApplyCouponToCartWithNoItems()
-    {
-        $couponCode = '2?ds5!2d';
-
-        $this->quoteResource->load($this->quote, 'test_order_1', 'reserved_order_id');
-        $maskedQuoteId = $this->quoteIdToMaskedId->execute((int)$this->quote->getId());
-        $query = $this->prepareAddCouponRequestQuery($maskedQuoteId, $couponCode);
-
-        $this->graphQlQuery($query);
-    }
-
-    /**
-     * @magentoApiDataFixture Magento/Checkout/_files/quote_with_simple_product_saved.php
-     * @magentoApiDataFixture Magento/SalesRule/_files/coupon_code_with_wildcard.php
-     * @magentoApiDataFixture Magento/Customer/_files/customer.php
-     */
-    public function testGuestCustomerAttemptToChangeCustomerCart()
-    {
-        $couponCode = '2?ds5!2d';
-
-        $this->quoteResource->load(
-            $this->quote,
-            'test_order_with_simple_product_without_address',
-            'reserved_order_id'
-        );
-        $maskedQuoteId = $this->quoteIdToMaskedId->execute((int)$this->quote->getId());
-        $this->quote->setCustomerId(1);
-        $this->quoteResource->save($this->quote);
-        $query = $this->prepareAddCouponRequestQuery($maskedQuoteId, $couponCode);
-
-        self::expectExceptionMessage('The current user cannot perform operations on cart "' . $maskedQuoteId . '"');
-        $this->graphQlQuery($query);
-    }
-
     /**
      * @magentoApiDataFixture Magento/Checkout/_files/quote_with_simple_product_saved.php
      * @magentoApiDataFixture Magento/SalesRule/_files/coupon_code_with_wildcard.php