MAGETWO-35040: Sales Report with Empty Rows does not work

Author: slopukhov

dev/tests/functional/tests/app/Magento/Reports/Test/Constraint/AssertSalesReportIntervalResult.php

@@ -34,7 +34,7 @@ public function processAssert(
         $this->order = $order;
         $this->searchInSalesReportGrid($salesReport);
         $salesResult = $this->prepareSalesResult($salesReportPage->getGridBlock()->getLastResult());
-        $prepareInitialResult = $this->prepareExpectedResult($initialSalesResult);
+        $prepareInitialResult = $this->prepareSalesResult($this->prepareExpectedResult($initialSalesResult));
         \PHPUnit_Framework_Assert::assertEquals(
             $prepareInitialResult,
             $salesResult,
@@ -52,7 +52,7 @@ protected function prepareSalesResult($salesResult)
     {
         $data = [];
         foreach ($salesResult as $key => $result) {
-            $data[$key] = intval($result);
+            $data[$key] = floatval($result);
         }
 
         return $data;

dev/tests/functional/tests/app/Magento/Reports/Test/Constraint/AssertSalesReportTotalResult.php

@@ -33,15 +33,31 @@ public function processAssert(
         $this->salesReportPage = $salesReportPage;
         $this->order = $order;
         $this->searchInSalesReportGrid($salesReport);
-        $salesResult = $salesReportPage->getGridBlock()->getTotalResult();
-        $prepareInitialResult = $this->prepareExpectedResult($initialSalesTotalResult);
+        $salesResult = $this->prepareSalesResult($salesReportPage->getGridBlock()->getTotalResult());
+        $prepareInitialResult = $this->prepareSalesResult($this->prepareExpectedResult($initialSalesTotalResult));
         \PHPUnit_Framework_Assert::assertEquals(
             $prepareInitialResult,
             $salesResult,
             "Grand total Sales result is not correct."
         );
     }
 
+    /**
+     * Prepare sales result.
+     *
+     * @param array $salesResult
+     * @return array
+     */
+    protected function prepareSalesResult($salesResult)
+    {
+        $data = [];
+        foreach ($salesResult as $key => $result) {
+            $data[$key] = floatval($result);
+        }
+
+        return $data;
+    }
+
     /**
      * Returns a string representation of the object
      *