MAGETWO-87190: Test coverage for critical logic

Author: Sergii Kovalenko

lib/internal/Magento/Framework/Config/Reader/Filesystem.php

@@ -125,7 +125,6 @@ public function read($scope = null)
         $scope = $scope ?: $this->_defaultScope;
         $fileList = $this->_fileResolver->get($this->_fileName, $scope);
         if (!count($fileList)) {
-            var_dump('MISSSS', $scope);
             return [];
         }
         $output = $this->_readFiles($fileList);

lib/internal/Magento/Framework/Shell.php

@@ -56,6 +56,7 @@ public function execute($command, array $arguments = [])
 
         exec($command, $output, $exitCode);
         $output = implode(PHP_EOL, $output);
+        var_dump($output);
         $this->log($output);
         if ($exitCode) {
             $commandError = new \Exception($output, $exitCode);