| #!/usr/bin/python3 |
| |
| # This program is free software; you can redistribute it and/or modify it under |
| # the terms of the GNU Lesser General Public License as published by the Free |
| # Software Foundation; either version 3 of the License, or (at your option) any |
| # later version. See http://www.gnu.org/copyleft/lgpl.html for the full text |
| # of the license. |
| |
| __author__ = 'Bastien Nocera' |
| __email__ = 'hadess@hadess.net' |
| __copyright__ = '(c) 2019 Red Hat Inc.' |
| __license__ = 'LGPL 3+' |
| |
| import unittest |
| import sys |
| import subprocess |
| import fcntl |
| import os |
| import time |
| |
| import taptestrunner |
| |
| try: |
| # Do all non-standard imports here so we can skip the tests if any |
| # needed packages are not available. |
| import dbus |
| import dbus.mainloop.glib |
| import dbusmock |
| from gi.repository import GLib |
| from gi.repository import Gio |
| |
| dbus.mainloop.glib.DBusGMainLoop(set_as_default=True) |
| |
| # XDG_DESKTOP_PORTAL_PATH = os.path.expanduser("~/.cache/jhbuild/build/xdg-desktop-portal/xdg-desktop-portal") |
| XDG_DESKTOP_PORTAL_PATH = "@libexecdir@/xdg-desktop-portal" |
| |
| class TestLowMemoryMonitorPortal(dbusmock.DBusTestCase): |
| '''Test GMemoryMonitorPortal''' |
| |
| @classmethod |
| def setUpClass(klass): |
| klass.start_system_bus() |
| klass.dbus_con = klass.get_dbus(True) |
| # Start session bus so that xdg-desktop-portal can run on it |
| klass.start_session_bus() |
| |
| def setUp(self): |
| try: |
| Gio.MemoryMonitor |
| except AttributeError: |
| raise unittest.SkipTest('Low memory monitor not in ' |
| 'introspection data. Requires ' |
| 'GObject-Introspection ≥ 1.63.2') |
| try: |
| (self.p_mock, self.obj_lmm) = self.spawn_server_template( |
| 'low_memory_monitor', {}, stdout=subprocess.PIPE) |
| except ModuleNotFoundError: |
| raise unittest.SkipTest("Low memory monitor dbusmock template not " |
| "found. Requires dbusmock ≥ 0.18.4.") |
| # set log to nonblocking |
| flags = fcntl.fcntl(self.p_mock.stdout, fcntl.F_GETFL) |
| fcntl.fcntl(self.p_mock.stdout, fcntl.F_SETFL, flags | os.O_NONBLOCK) |
| self.last_warning = -1 |
| self.dbusmock = dbus.Interface(self.obj_lmm, dbusmock.MOCK_IFACE) |
| try: |
| self.xdp = subprocess.Popen([XDG_DESKTOP_PORTAL_PATH]) |
| except FileNotFoundError: |
| raise unittest.SkipTest("xdg-desktop-portal not available") |
| |
| try: |
| self.wait_for_bus_object('org.freedesktop.portal.Desktop', |
| '/org/freedesktop/portal/desktop') |
| except: |
| raise |
| # subprocess.Popen(['gdbus', 'monitor', '--session', '--dest', 'org.freedesktop.portal.Desktop']) |
| |
| os.environ['GTK_USE_PORTAL'] = "1" |
| self.memory_monitor = Gio.MemoryMonitor.dup_default() |
| assert("GMemoryMonitorPortal" in str(self.memory_monitor)) |
| self.memory_monitor.connect("low-memory-warning", self.portal_memory_warning_cb) |
| self.mainloop = GLib.MainLoop() |
| self.main_context = self.mainloop.get_context() |
| |
| def tearDown(self): |
| self.p_mock.terminate() |
| self.p_mock.wait() |
| |
| def portal_memory_warning_cb(self, monitor, level): |
| self.last_warning = level |
| self.main_context.wakeup() |
| |
| def test_low_memory_warning_portal_signal(self): |
| '''LowMemoryWarning signal''' |
| |
| # Wait 2 seconds |
| timeout = 2 |
| while timeout > 0: |
| time.sleep(0.5) |
| timeout -= 0.5 |
| self.main_context.iteration(False) |
| |
| self.dbusmock.EmitWarning(100) |
| # Wait 2 seconds or until warning |
| timeout = 2 |
| while timeout > 0 and self.last_warning != 100: |
| time.sleep(0.5) |
| timeout -= 0.5 |
| self.main_context.iteration(False) |
| self.assertEqual(self.last_warning, 100) |
| |
| self.dbusmock.EmitWarning(255) |
| # Wait 2 seconds or until warning |
| timeout = 2 |
| while timeout > 0 and self.last_warning != 255: |
| time.sleep(0.5) |
| timeout -= 0.5 |
| self.main_context.iteration(False) |
| self.assertEqual(self.last_warning, 255) |
| |
| except ImportError as e: |
| @unittest.skip("Cannot import %s" % e.name) |
| class TestLowMemoryMonitorPortal(unittest.TestCase): |
| def test_low_memory_warning_portal_signal(self): |
| pass |
| |
| if __name__ == '__main__': |
| unittest.main(testRunner=taptestrunner.TAPTestRunner()) |