From: Tom Hughes <tom@compton.nu>
Date: Thu, 31 May 2018 21:46:45 +0000 (+0100)
Subject: Set QT_QPA_PLATFORM to offscreen in the test environment
X-Git-Tag: live~4257
X-Git-Url: https://git.openstreetmap.org/rails.git/commitdiff_plain/41326fd6d48749c6e81322e3c4c4765a51aa490f?ds=sidebyside;hp=41326fd6d48749c6e81322e3c4c4765a51aa490f

Set QT_QPA_PLATFORM to offscreen in the test environment

Works around an issue with the weird way the debian/ubuntu
version of phantomjs is built:

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=817277
https://github.com/ariya/phantomjs/issues/14376
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