Run tests from MediaWiki-Vagrant virtual machine headlessly

Bug: T108108
Change-Id: Ic51f3f794484ebb93c525d5f347d1e4930289d5b

diff --git a/tests/browser/environments.yml b/tests/browser/environments.yml
index 8740e5d..3f451f1 100644 (file)
--- a/tests/browser/environments.yml
+++ b/tests/browser/environments.yml
@@ -21,6 +21,7 @@ mw-vagrant-host: &default
 mw-vagrant-guest:
   user_factory: true
   mediawiki_url: http://127.0.0.1/wiki/
+  headless: 'true'
 
 beta:
   mediawiki_url: https://en.wikipedia.beta.wmflabs.org/wiki/