9729940041
Add low-memory-monitor mock
131 lines
4.1 KiB
Diff
131 lines
4.1 KiB
Diff
From 157499e2f07e6cf77e6ddd1619a55932809f99cb Mon Sep 17 00:00:00 2001
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From: Bastien Nocera <hadess@hadess.net>
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Date: Thu, 14 Nov 2019 14:09:44 +0100
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Subject: [PATCH] Add mock server for low-memory-monitor
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API version 2.0
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https://gitlab.freedesktop.org/hadess/low-memory-monitor/
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---
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dbusmock/templates/low_memory_monitor.py | 38 +++++++++++++++
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tests/test_low_memory_monitor.py | 62 ++++++++++++++++++++++++
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2 files changed, 100 insertions(+)
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create mode 100644 dbusmock/templates/low_memory_monitor.py
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create mode 100644 tests/test_low_memory_monitor.py
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diff --git a/dbusmock/templates/low_memory_monitor.py b/dbusmock/templates/low_memory_monitor.py
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new file mode 100644
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index 0000000..bb9a757
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--- /dev/null
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+++ b/dbusmock/templates/low_memory_monitor.py
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@@ -0,0 +1,38 @@
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+'''low-memory-monitor mock template
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+
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+This creates the expected methods and properties of the main
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+org.freedesktop.LowMemoryMonitor object.
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+
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+This provides only the 2.0 D-Bus API of low-memory-monitor.
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+'''
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+
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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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+
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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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+
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+import dbus
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+
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+from dbusmock import MOCK_IFACE, mockobject
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+import dbusmock
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+
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+BUS_NAME = 'org.freedesktop.LowMemoryMonitor'
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+MAIN_OBJ = '/org/freedesktop/LowMemoryMonitor'
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+MAIN_IFACE = 'org.freedesktop.LowMemoryMonitor'
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+SYSTEM_BUS = True
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+
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+
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+def load(mock, parameters):
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+ # Loaded!
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+ mock.loaded = True
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+
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+@dbus.service.method(MOCK_IFACE,
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+ in_signature='y', out_signature='')
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+def EmitWarning(self, state):
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+ self.EmitSignal(MAIN_IFACE, 'LowMemoryWarning', 'y', [dbus.Byte(state)])
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diff --git a/tests/test_low_memory_monitor.py b/tests/test_low_memory_monitor.py
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new file mode 100644
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index 0000000..b4b1fd7
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--- /dev/null
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+++ b/tests/test_low_memory_monitor.py
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@@ -0,0 +1,62 @@
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+#!/usr/bin/python3
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+
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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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+
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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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+
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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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+
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+from gi.repository import GLib
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+
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+dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
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+
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+class TestLowMemoryMonitor(dbusmock.DBusTestCase):
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+ '''Test mocking gnome-screensaver'''
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+
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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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+
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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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+
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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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+
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+ def test_low_memory_warning_signal(self):
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+ '''LowMemoryWarning signal'''
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+
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+ self.dbusmock.EmitWarning(100)
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+ log = self.p_mock.stdout.read()
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+ self.assertRegex(log, b'[0-9.]+ emit .*LowMemoryWarning 100\n')
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+
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+ self.dbusmock.EmitWarning(255)
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+ log = self.p_mock.stdout.read()
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+ self.assertRegex(log, b'[0-9.]+ emit .*LowMemoryWarning 255\n')
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+
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+
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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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--
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2.21.0
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