bumblebee-status/tests/modules/test_battery.py

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# pylint: disable=C0103,C0111
import sys
import mock
import unittest
try:
from StringIO import StringIO
except ImportError:
from io import StringIO
import tests.mocks as mocks
from bumblebee.modules.battery import Module
from bumblebee.config import Config
class TestBatteryModule(unittest.TestCase):
def setUp(self):
self._stdout = mock.patch("sys.stdout", new_callable=StringIO)
self._exists = mock.patch("bumblebee.modules.battery.os.path.exists")
self._open = mock.patch("bumblebee.modules.battery.open")
self.stdout = self._stdout.start()
self.exists = self._exists.start()
self.open = self._open.start()
self.file = mock.Mock()
self.file.__enter__ = lambda x: self.file
self.file.__exit__ = lambda x, a, b, c: ""
self.open.return_value = self.file
self.exists.return_value = True
self.engine = mock.Mock()
self.config = Config()
self.module = Module(engine=self.engine, config={"config":self.config})
self.popen = mocks.MockPopen()
self.config.set("battery.critical", "20")
self.config.set("battery.warning", "25")
self.criticalValue = "19"
self.warningValue = "21"
self.normalValue = "26"
self.chargedValue = "96"
for widget in self.module.widgets():
widget.link_module(self.module)
self.anyWidget = widget
def tearDown(self):
self._stdout.stop()
self._exists.stop()
self._open.stop()
self.popen.cleanup()
def test_format(self):
for widget in self.module.widgets():
self.assertEquals(len(widget.full_text()), len("100%"))
def test_critical(self):
self.file.read.return_value = self.criticalValue
self.module.update_all()
self.assertTrue("critical" in self.module.state(self.anyWidget))
def test_warning(self):
self.file.read.return_value = self.warningValue
self.module.update_all()
self.assertTrue("warning" in self.module.state(self.anyWidget))
def test_normal(self):
self.file.read.return_value = self.normalValue
self.module.update_all()
self.assertTrue(not "warning" in self.module.state(self.anyWidget))
self.assertTrue(not "critical" in self.module.state(self.anyWidget))
def test_overload(self):
self.file.read.return_value = "120"
self.module.update_all()
self.assertTrue(not "warning" in self.module.state(self.anyWidget))
self.assertTrue(not "critical" in self.module.state(self.anyWidget))
self.assertEquals(self.module.capacity(self.anyWidget), "100%")
def test_ac(self):
self.exists.return_value = False
self.module.update_all()
self.assertEquals(self.module.capacity(self.anyWidget), "ac")
self.assertTrue("AC" in self.module.state(self.anyWidget))
def test_error(self):
self.file.read.side_effect = IOError("failed to read")
self.module.update_all()
self.assertEquals(self.module.capacity(self.anyWidget), "n/a")
self.assertTrue("critical" in self.module.state(self.anyWidget))
self.assertTrue("unknown" in self.module.state(self.anyWidget))
def test_charging(self):
self.file.read.return_value = self.chargedValue
self.module.update_all()
self.assertTrue("charged" in self.module.state(self.anyWidget))
self.file.read.return_value = self.normalValue
self.module.update_all()
self.assertTrue("charging" in self.module.state(self.anyWidget))
def test_discharging(self):
for limit in [ 10, 25, 50, 80, 100 ]:
value = limit - 1
self.file.read.return_value = str(value)
self.module.update_all()
self.file.read.return_value = "Discharging"
self.assertTrue("discharging-{}".format(limit) in self.module.state(self.anyWidget))
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