From 80a9959247c7ee38f003fbf15c457de18278c493 Mon Sep 17 00:00:00 2001
From: Fraser Waters <frassle@gmail.com>
Date: Sun, 23 Jul 2017 16:30:58 +0100
Subject: [PATCH] Start a virtual framebuffer for travisCI

---
 .travis.yml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 76cae9fd..600ee103 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,12 @@ sudo: false  # use the new container-based Travis infrastructure
 
 before_install:
   - chmod +x build.sh
+
+before_script:
+ # Start a virtual framebuffer as described: https://docs.travis-ci.com/user/gui-and-headless-browsers/
+ - "export DISPLAY=:99.0"
+ - "sh -e /etc/init.d/xvfb start"
+ - sleep 3 # give xvfb some time to start
  
 script: 
   - ./build.sh NuGet