Add pathtogs for behat runs

Author: andrewnicols

mdk/config-dist.json

@@ -201,6 +201,8 @@
     "shifter": "/usr/bin/shifter",
     // Path to yuidoc
     "yuidoc": "/usr/local/bin/yuidoc",
+    // Path to ghostscript
+    "gs": "",
     // Path to your favourite editor. Set to null to guess it from the System environment.
     "editor": null,
 

mdk/moodle.py

@@ -338,6 +338,9 @@ def initBehat(self, switchcompletely=False, force=False, prefix=None, faildumppa
             elif currentWwwroot != wwwroot:
                 logging.warning('Behat wwwroot not changed, already set to \'%s\', expected \'%s\'.' % (currentWwwroot, wwwroot))
 
+        # Set the pathtogs as this is required by some tests.
+        self.updateConfig('pathtogs', C.getExecutable('gs'))
+
         # Force a cache purge
         self.purge()