magento/graphql-ce#961: ShippingAddressInput.postcode: String, is not required by Schema

Author: lenaorobei

app/code/Magento/QuoteGraphQl/Model/Cart/SetBillingAddressOnCart.php

@@ -129,9 +129,15 @@ private function createBillingAddress(
                 (int)$context->getUserId()
             );
         }
+        $errors = $billingAddress->validate();
 
-
-        $this->validateAddress($billingAddress);
+        if (true !== $errors) {
+            $e = new GraphQlInputException(__('Billing address errors'));
+            foreach ($errors as $error){
+                $e->addError(new GraphQlInputException($error));
+            }
+            throw $e;
+        }
 
         return $billingAddress;
     }

app/code/Magento/QuoteGraphQl/Model/Cart/SetShippingAddressesOnCart.php

@@ -53,46 +53,14 @@ public function execute(ContextInterface $context, CartInterface $cart, array $s
 
         $shippingAddress = $this->getShippingAddress->execute($context, $shippingAddressInput);
 
-        $this->validateAddress($shippingAddress);
-
-        $this->assignShippingAddressToCart->execute($cart, $shippingAddress);
-    }
-
-    /**
-     * Validate quote address.
-     *
-     * @param Address $shippingAddress
-     *
-     * @throws GraphQlInputException
-     */
-    private function validateAddress(Address $shippingAddress)
-    {
         $errors = $shippingAddress->validate();
 
         if (true !== $errors) {
-            throw new GraphQlInputException(
-                __('Shipping address error: %message', ['message' => $this->getAddressErrors($errors)])
-            );
+            $e = new GraphQlInputException(__('Shipping address error'));
+            foreach ($errors as $error){
+                $e->addError(new GraphQlInputException($error));
+            }
+            throw $e;
         }
     }
-
-    /**
-     * Collecting errors.
-     *
-     * @param array $errors
-     * @return string
-     *
-     * @todo change implementation in https://github.com/magento/graphql-ce/issues/970.
-     */
-    private function getAddressErrors(array $errors): string
-    {
-        $errorMessages = [];
-
-        /** @var \Magento\Framework\Phrase $error */
-        foreach ($errors as $error) {
-            $errorMessages[] = $error->render();
-        }
-
-        return implode(PHP_EOL, $errorMessages);
-    }
 }

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

@@ -658,6 +658,22 @@ public function dataProviderSetWithoutRequiredParameters(): array
                     }',
                 '"regionId" is required. Enter and try again.'
             ],
+            'missed_multiple_fields' => [
+                'cart_id: "cart_id_value"
+                 billing_address: {
+                    address: {
+                        firstname: "test firstname"
+                        lastname: "test lastname"
+                        company: "test company"
+                        street: ["test street 1", "test street 2"]
+                        city: "test city"
+                        country_code: "US"
+                        telephone: "88776655"
+                        }
+                    }',
+                '"postcode" is required. Enter and try again.
+"regionId" is required. Enter and try again.'
+            ]
         ];
     }