From 9fc35d04ed80a7406a6f30ba3e6d367f9cab7337 Mon Sep 17 00:00:00 2001
From: "Thomas A. Hirsch" <thomas.hirsch@vema-eg.de>
Date: Sat, 11 Sep 2021 19:44:40 +0200
Subject: [PATCH] Attribute line is not allowed to appear in element testsuite.

---
 src/PhpunitMerger/Command/LogCommand.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/PhpunitMerger/Command/LogCommand.php b/src/PhpunitMerger/Command/LogCommand.php
index 5024607..ce2f2da 100644
--- a/src/PhpunitMerger/Command/LogCommand.php
+++ b/src/PhpunitMerger/Command/LogCommand.php
@@ -143,6 +143,11 @@ private function addTestCases(\DOMElement $parent, array $testCases)
 
     private function addAttributeValueToTestSuite(\DOMElement $element, $key, $value)
     {
+        // attribute line is invalid on testsuite elements.
+        if ($key === 'line') {
+            return;
+        }
+
         $currentValue = $element->hasAttribute($key) ? $element->getAttribute($key) : 0;
         $element->setAttribute($key, (string)($currentValue + $value));