MAGETWO-81994: Products added to cart with REST API give total prices equal to zero #11458

Author: ishakhsuvarov

app/code/Magento/Quote/Model/QuoteManagement.php

@@ -232,6 +232,8 @@ public function createEmptyCart()
         $quote->setShippingAddress($this->quoteAddressFactory->create());
 
         try {
+            $quote->getShippingAddress()->setCollectShippingRates(true);
+
             $this->quoteRepository->save($quote);
         } catch (\Exception $e) {
             throw new CouldNotSaveException(__('Cannot create quote'));

app/code/Magento/Quote/Test/Unit/Model/QuoteManagementTest.php

@@ -131,6 +131,11 @@ class QuoteManagementTest extends \PHPUnit\Framework\TestCase
      */
     private $addressRepositoryMock;
 
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject
+     */
+    private $quoteFactoryMock;
+
     /**
      * @SuppressWarnings(PHPMD.ExcessiveMethodLength)
      */
@@ -241,10 +246,15 @@ public function testCreateEmptyCartAnonymous()
 
         $quoteMock = $this->createMock(\Magento\Quote\Model\Quote::class);
 
-        $quoteAddress = $this->createMock(\Magento\Quote\Model\Quote\Address::class);
+        $quoteAddress = $this->getMockBuilder(\Magento\Quote\Model\Quote\Address::class)
+            ->disableOriginalConstructor()
+            ->setMethods(['setCollectShippingRates'])
+            ->getMock();
 
         $quoteMock->expects($this->any())->method('setBillingAddress')->with($quoteAddress)->willReturnSelf();
         $quoteMock->expects($this->any())->method('setShippingAddress')->with($quoteAddress)->willReturnSelf();
+        $quoteMock->expects($this->any())->method('getShippingAddress')->willReturn($quoteAddress);
+        $quoteAddress->expects($this->once())->method('setCollectShippingRates')->with(true);
 
         $this->quoteAddressFactory->expects($this->any())->method('create')->willReturn($quoteAddress);