def test_systemctl_succeed_distinct(self, m_subp):
reader = SystemctlReader("dummyProperty", "dummyParameter")
val1 = reader.parse_epoch_as_float()
m_subp.return_value = ("U=2", None)
reader2 = SystemctlReader("dummyProperty", "dummyParameter")
val2 = reader2.parse_epoch_as_float()
self.assertNotEqual(val1, val2)
def test_systemctl_cannot_convert_epoch_to_float(self, m_subp):
reader = SystemctlReader("dummyProperty", "dummyParameter")
with self.assertRaises(ValueError):
reader.parse_epoch_as_float()
def test_systemctl_epoch_not_splittable(self, m_subp):
reader = SystemctlReader("dummyProperty", "dummyParameter")
with self.assertRaises(IndexError):
reader.parse_epoch_as_float()
def test_systemctl_succeed_zero(self, m_subp):
reader = SystemctlReader("dummyProperty", "dummyParameter")
self.assertEqual(0.0, reader.parse_epoch_as_float())
def test_systemctl_works_correctly_threshold(self, m_subp):
reader = SystemctlReader("dummyProperty", "dummyParameter")
self.assertEqual(1.0, reader.parse_epoch_as_float())
thresh = 1.0 - reader.parse_epoch_as_float()
self.assertTrue(thresh < 1e-6)
self.assertTrue(thresh > (-1 * 1e-6))
def test_systemctl_invalid_parameter(self):
reader = SystemctlReader("dummyProperty", "dummyParameter")
with self.assertRaises(RuntimeError):
reader.parse_epoch_as_float()
def test_systemctl_invalid_property(self):
reader = SystemctlReader('dummyProperty')
with self.assertRaises(RuntimeError):
reader.parse_epoch_as_float()