From 30349014b7420591120ce7b9c0d74f0097863172 Mon Sep 17 00:00:00 2001
From: SimonHeimberg <simon.heimberg@heimberg-ea.ch>
Date: Wed, 21 Feb 2018 17:21:53 +0100
Subject: [PATCH] PhpUnitJunit explains clearly an empty output file

---
 src/Plugin/Util/PhpUnitResultJunit.php | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/Plugin/Util/PhpUnitResultJunit.php b/src/Plugin/Util/PhpUnitResultJunit.php
index 3aa29cee..776e6513 100644
--- a/src/Plugin/Util/PhpUnitResultJunit.php
+++ b/src/Plugin/Util/PhpUnitResultJunit.php
@@ -133,10 +133,23 @@ class PhpUnitResultJunit extends PhpUnitResult
      */
     private function loadResultFile()
     {
+        if (!file_exists($this->outputFile) || 0 === filesize($this->outputFile)) {
+            $this->internalProblem('empty output file');
+
+            return new \SimpleXMLElement('<empty/>'); // new empty element
+        }
+
         if (true) {
             $suites = simplexml_load_file($this->outputFile);
         }
 
         return $suites;
     }
+
+    private function internalProblem($description)
+    {
+        throw new \Exception($description);
+
+        // alternative to error throwing: append to $this->errors
+    }
 }