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8e8ee82580
Those tests require Python, gobject-introspection and python-dbusmock making them unsuitable to be run within the uninstalled test suite. There are no restrictions of dependencies when it comes to installed tests so use those to exercise GMemoryMonitor.
93 lines
2.9 KiB
Python
Executable File
93 lines
2.9 KiB
Python
Executable File
#!/usr/bin/python3
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU Lesser General Public License as published by the Free
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# Software Foundation; either version 3 of the License, or (at your option) any
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# later version. See http://www.gnu.org/copyleft/lgpl.html for the full text
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# of the license.
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__author__ = 'Bastien Nocera'
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__email__ = 'hadess@hadess.net'
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__copyright__ = '(c) 2019 Red Hat Inc.'
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__license__ = 'LGPL 3+'
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import unittest
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import sys
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import subprocess
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import dbus
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import dbus.mainloop.glib
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import dbusmock
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import fcntl
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import os
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import time
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from gi.repository import GLib
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from gi.repository import Gio
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dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
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# XDG_DESKTOP_PORTAL_PATH = os.path.expanduser("~/.cache/jhbuild/build/xdg-desktop-portal/xdg-desktop-portal")
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XDG_DESKTOP_PORTAL_PATH = "@libexecdir@/xdg-desktop-portal"
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class TestLowMemoryMonitor(dbusmock.DBusTestCase):
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'''Test GMemoryMonitorDBus'''
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@classmethod
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def setUpClass(klass):
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klass.start_system_bus()
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klass.dbus_con = klass.get_dbus(True)
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def setUp(self):
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(self.p_mock, self.obj_lmm) = self.spawn_server_template(
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'low_memory_monitor', {}, stdout=subprocess.PIPE)
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# set log to nonblocking
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flags = fcntl.fcntl(self.p_mock.stdout, fcntl.F_GETFL)
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fcntl.fcntl(self.p_mock.stdout, fcntl.F_SETFL, flags | os.O_NONBLOCK)
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self.last_warning = -1
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self.dbusmock = dbus.Interface(self.obj_lmm, dbusmock.MOCK_IFACE)
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self.memory_monitor = Gio.MemoryMonitor.dup_default()
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self.memory_monitor.connect("low-memory-warning", self.memory_warning_cb)
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self.mainloop = GLib.MainLoop()
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self.main_context = self.mainloop.get_context()
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def tearDown(self):
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self.p_mock.terminate()
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self.p_mock.wait()
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def memory_warning_cb(self, monitor, level):
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self.last_warning = level
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self.main_context.wakeup()
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def test_low_memory_warning_signal(self):
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'''LowMemoryWarning signal'''
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# Wait 2 seconds
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timeout = 2
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while timeout > 0:
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time.sleep(0.5)
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timeout -= 0.5
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self.main_context.iteration(False)
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self.dbusmock.EmitWarning(100)
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# Wait 2 seconds or until warning
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timeout = 2
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while timeout > 0 or self.last_warning != 100:
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time.sleep(0.5)
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timeout -= 0.5
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self.main_context.iteration(False)
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self.assertEqual(self.last_warning, 100)
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self.dbusmock.EmitWarning(255)
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# Wait 2 seconds or until warning
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timeout = 2
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while timeout > 0 or self.last_warning != 255:
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time.sleep(0.5)
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timeout -= 0.5
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self.main_context.iteration(False)
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self.assertEqual(self.last_warning, 255)
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if __name__ == '__main__':
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# avoid writing to stderr
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unittest.main(testRunner=unittest.TextTestRunner(stream=sys.stdout, verbosity=2))
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