MAGETWO-73598: CLONE - Quans: Orders API without key/value on ADDITIONAL_INFORMATION (only values)

Author: viktorpetryk

app/code/Magento/Payment/Model/PaymentAdditionalInfo.php

@@ -46,7 +46,7 @@ public function getValue()
     public function setKey($key)
     {
         $this->key = $key;
-        return $key;
+        return $this;
     }
 
     /**
@@ -55,6 +55,6 @@ public function setKey($key)
     public function setValue($value)
     {
         $this->value = $value;
-        return $value;
+        return $this;
     }
 }

dev/tests/integration/testsuite/Magento/Sales/_files/order_list.php

@@ -56,10 +56,8 @@
 $orderRepository = $objectManager->create(OrderRepositoryInterface::class);
 /** @var array $orderData */
 foreach ($orders as $orderData) {
-    /** @var $order \Magento\Sales\Model\Order */
-    $order = \Magento\TestFramework\Helper\Bootstrap::getObjectManager()->create(
-        \Magento\Sales\Model\Order::class
-    );
+    /** @var Order $order */
+    $order = $objectManager->create(Order::class);
 
     // Reset addresses
     /** @var Order\Address $billingAddress */