MAGETWO-97423: Price column in sales_order_item table shows the price including tax when Custom Price is applied on admin order

Author: rostyslav-hymon

app/code/Magento/Tax/Model/Sales/Total/Quote/CommonTaxCollector.php

@@ -348,7 +348,7 @@ public function mapItems(
         $useBaseCurrency
     ) {
         $items = $shippingAssignment->getItems();
-        if (!count($items)) {
+        if (empty($items)) {
             return [];
         }
 
@@ -478,7 +478,7 @@ protected function prepareQuoteDetails(ShippingAssignmentInterface $shippingAssi
     {
         $items = $shippingAssignment->getItems();
         $address = $shippingAssignment->getShipping()->getAddress();
-        if (!count($items)) {
+        if (empty($items)) {
             return $this->quoteDetailsDataObjectFactory->create();
         }
 

dev/tests/integration/testsuite/Magento/Tax/_files/tax_calculation_data_aggregated.php

@@ -6,12 +6,12 @@
 declare(strict_types=1);
 
 /**
- * Global array that holds test scenarios data
+ * Global array that holds test scenarios data.
  *
  * @var array
  */
 $taxCalculationData = [];
-
+//phpcs:disable Magento2.Security.IncludeFile
 require_once __DIR__ . '/scenarios/excluding_tax_apply_tax_after_discount.php';
 require_once __DIR__ . '/scenarios/excluding_tax_apply_tax_after_discount_discount_tax.php';
 require_once __DIR__ . '/scenarios/excluding_tax_apply_tax_before_discount.php';