def start(self):
'''
This method starts MATS.
'''
print 'Using ' + MatsController.__name__ + ' as controller.'
print 'Loading config from "' + self.config_file + '"...',
self.config = get_config(self.config_file) #get_config makes sure that the config makes sense. More details in get_config.py
self.marionette_port = self.config['Marionette']['port']
print 'OK'
print 'Starting Firefox/Nightly from "' + self.config['Firefox']['binary'] + '" with Marionette on port ' + str(self.marionette_port) + '.'
self.FirefoxThread = FirefoxThread(self.config['Firefox']['binary'], self.marionette_port)
self.FirefoxThread.start()
print 'Creating controller'
pid = self.FirefoxThread.getPID() # this function blocks until PID is available from FirefoxThread
self.controller = MatsController(pid)
print 'Starting controller'
self.controller.start()
self.controller.wait_for_ready()
print 'Waiting for Marionette port to open (' + str(self.marionette_port) + ')'
portReady = self.FirefoxThread.waitForMarionettePortOpenReady(self.config['Marionette']['port_timeout'])
if portReady:
print 'Marionette port open'
else:
print 'Error: timeout, shutting down MATS'
self.controller.stop()
self.FirefoxThread.stop()
return
#TODO: remove line below once https://bugzilla.mozilla.org/show_bug.cgi?id=753273 is fixed
#sleep(10)
try:
print 'Starting Marionette'
self.marionette = Marionette('localhost', self.marionette_port)
#TODO: move starting session and navigation to separate methods
print 'Starting session'
sleep(5) #TODO temporary workaround for https://bugzilla.mozilla.org/show_bug.cgi?id=757078
self.marionette_session = self.marionette.start_session()
print 'Navigating to ' + self.url
print self.marionette.navigate(self.url)
except Exception as e:
print 'Error starting Marionette'
fall(e)
self.controller.stop()
self.FirefoxThread.stop()
print 'MATS up and running. Waiting until Firefox/Nightly stops.'
class MatsRunner(object):
def __init__(self, config_file = 'config.ini', url = 'about:blank'):
self.config_file = config_file
self.url = url
def start(self):
'''
This method starts MATS.
'''
print 'Using ' + MatsController.__name__ + ' as controller.'
print 'Loading config from "' + self.config_file + '"...',
self.config = get_config(self.config_file) #get_config makes sure that the config makes sense. More details in get_config.py
self.marionette_port = self.config['Marionette']['port']
print 'OK'
print 'Starting Firefox/Nightly from "' + self.config['Firefox']['binary'] + '" with Marionette on port ' + str(self.marionette_port) + '.'
self.FirefoxThread = FirefoxThread(self.config['Firefox']['binary'], self.marionette_port)
self.FirefoxThread.start()
print 'Creating controller'
pid = self.FirefoxThread.getPID() # this function blocks until PID is available from FirefoxThread
self.controller = MatsController(pid)
print 'Starting controller'
self.controller.start()
self.controller.wait_for_ready()
print 'Waiting for Marionette port to open (' + str(self.marionette_port) + ')'
portReady = self.FirefoxThread.waitForMarionettePortOpenReady(self.config['Marionette']['port_timeout'])
if portReady:
print 'Marionette port open'
else:
print 'Error: timeout, shutting down MATS'
self.controller.stop()
self.FirefoxThread.stop()
return
#TODO: remove line below once https://bugzilla.mozilla.org/show_bug.cgi?id=753273 is fixed
#sleep(10)
try:
print 'Starting Marionette'
self.marionette = Marionette('localhost', self.marionette_port)
#TODO: move starting session and navigation to separate methods
print 'Starting session'
sleep(5) #TODO temporary workaround for https://bugzilla.mozilla.org/show_bug.cgi?id=757078
self.marionette_session = self.marionette.start_session()
print 'Navigating to ' + self.url
print self.marionette.navigate(self.url)
except Exception as e:
print 'Error starting Marionette'
fall(e)
self.controller.stop()
self.FirefoxThread.stop()
print 'MATS up and running. Waiting until Firefox/Nightly stops.'
def wait_for_stop(self):
self.FirefoxThread.join()
print 'Stopping controller'
self.controller.stop()
self.controller.join()
print 'MATS runner finishes.'
def stop(self):
self.FirefoxThread.stop()
self.FirefoxThread.join()
print 'Stopping controller'
self.controller.stop()
self.controller.join()
print 'MATS runner finishes.'
def instantiate_a11y(self):
'''
runs via marionette script taken from
http://dxr.lanedo.com/search.cgi?tree=mozilla-central&string=nsIAccessibleApplication
to force A11y engine instantiation.
sets context to content after doing it's stuff
'''
script = \
'''
const nsIAccessibleRetrieval = Components.interfaces.nsIAccessibleRetrieval;
const nsIAccessibleApplication = Components.interfaces.nsIAccessibleApplication;
var gAccRetrieval = Components.classes["@mozilla.org/accessibleRetrieval;1"].
getService(nsIAccessibleRetrieval);
app = gAccRetrieval.getApplicationAccessible().
QueryInterface(nsIAccessibleApplication);
return (app) ? true : false;
'''
self.marionette.set_context("chrome")
notNull = self.marionette.execute_script(script)
self.marionette.set_context("content")
return notNull
def is_a11y_instantiated(self):
'''
runs via marionette script that checks if A11y engine is instantiated.
and returns true if so.
sets context to content after doing it's stuff
'''
script = \
'''
var enabled;
enabled = Components.manager.QueryInterface(Ci.nsIServiceManager)
.isServiceInstantiatedByContractID(
"@mozilla.org/accessibilityService;1",
Ci.nsISupports);
return enabled;
'''
self.marionette.set_context('chrome')
result = self.marionette.execute_script(script)
self.marionette.set_context('content')
return result
def wait_for_event(self, event_string, callable, timeout = 60):
'''
this method is the easiest interface to wait for an event.
First, it registers listener.
Second, it calls callable (TODO: add arguments)
Third, it waits for the event or timeouts
it returns True if the event was captured, and False if timeout occured
TODO: abstract it to cross-platform
'''
arrived = threading.Event()
def callback(event):
print 'got event! ' + str(event)
arrived.set()
self.controller.register_event_listener(event_string, callback)
self.controller.unpause_event_loop()
callable()
result = arrived.wait(timeout)
self.controller.pause_event_loop()
self.controller.deregister_event_listener(event_string, callback)
return result
