From 10f3617b5eeeba2b6ed8bd76ee6b9fd2641417f5 Mon Sep 17 00:00:00 2001
From: Florian Bruhin <git@the-compiler.org>
Date: Wed, 20 Jan 2016 08:51:15 +0100
Subject: [PATCH] tests: Only pass DISPLAY if it exists in the env.

---
 tests/integration/testprocess.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tests/integration/testprocess.py b/tests/integration/testprocess.py
index 80da2a10d..1a7ce3e28 100644
--- a/tests/integration/testprocess.py
+++ b/tests/integration/testprocess.py
@@ -244,7 +244,8 @@ class Process(QObject):
             procenv = QProcessEnvironment()
             for k, v in env.items():
                 procenv.insert(k, v)
-            procenv.insert('DISPLAY', os.environ['DISPLAY'])
+            if 'DISPLAY' in os.environ:
+                procenv.insert('DISPLAY', os.environ['DISPLAY'])
 
         self.proc.readyRead.connect(self.read_log)
         self.proc.setProcessEnvironment(procenv)