MAGETWO-62624: Order total still displays when no related option is selected

Author: ameysar

dev/tests/functional/tests/app/Magento/Sales/Test/Block/Adminhtml/Order/Create.php

@@ -183,7 +183,7 @@ protected function getShippingMethodBlock()
      *
      * @return \Magento\Sales\Test\Block\Adminhtml\Order\Create\Totals
      */
-    protected function getTotalsBlock()
+    public function getTotalsBlock()
     {
         return $this->blockFactory->create(
             'Magento\Sales\Test\Block\Adminhtml\Order\Create\Totals',

dev/tests/functional/tests/app/Magento/Sales/Test/Block/Adminhtml/Order/Create/Totals.php

@@ -6,6 +6,7 @@
 
 namespace Magento\Sales\Test\Block\Adminhtml\Order\Create;
 
+use Magento\Framework\DataObject;
 use Magento\Mtf\Block\Block;
 
 /**
@@ -22,11 +23,58 @@ class Totals extends Block
      */
     protected $submitOrder = '.order-totals-actions button';
 
+    /**
+     * Order totals table
+     *
+     * @var string
+     */
+    protected $totalsTable = '.data-table';
+
     /**
      * Click 'Submit Order' button
      */
     public function submitOrder()
     {
         $this->_rootElement->find($this->submitOrder)->click();
     }
+
+    /**
+     * Return totals by labels
+     *
+     * @param $totals string[]
+     * @return array
+     */
+    public function getTotals($totals)
+    {
+        if (empty ($totals)) {
+            return [];
+        }
+
+        $totalsResult = [];
+
+        $totalsTable = $this->_rootElement->find($this->totalsTable);
+        $rawTable = $totalsTable->getText();
+        $existingTotals = explode(PHP_EOL, $rawTable);
+        foreach ($totals as $total) {
+            foreach ($existingTotals as $rowTotal) {
+                if (strpos($rowTotal, $total) !== false) {
+                    $totalValue = trim(str_replace($total, '', $rowTotal));
+                    $totalsResult[$total] = $this->_escapeNumericValue($totalValue);
+                }
+            }
+        }
+
+        return $totalsResult;
+    }
+
+    /**
+     * Escape numeric value
+     *
+     * @param string $value
+     * @return mixed
+     */
+    private function _escapeNumericValue($value)
+    {
+        return preg_replace("/[^-0-9\\.]/", "", $value);
+    }
 }