def setUp(self):
self.m = Memory()
class TestReaderMemoryClass(unittest2.TestCase):
def setUp(self):
self.m = Memory()
def tearDown(self):
self.m = None
def test_get_intsance_1(self):
""" Memory.set_instance: returns the metric assigned right before """
now_timestamp = str(datetime.datetime.now())
key = '00:90:f5:f5:42:c5'
value = { 'metric1':23,
'metric2':'FasEthernet',
'logTimestamp': now_timestamp}
self.m.set_instance( key, value)
self.assertEqual(self.m.get_instance(key, 'metric1'),
(23, now_timestamp))
def test_get_intsance_2(self):
""" Memory.set_instance: update an already existent metric value """
now_timestamp = str(datetime.datetime.now())
key = '00:90:f5:f5:42:c5'
value = { 'metric1':23,
'metric2':'FasEthernet',
'logTimestamp': now_timestamp }
self.m.set_instance(key, value)
#alter the value of metric1
value['metric1'] = 0
self.m.set_instance( key, value )
self.assertEqual(self.m.get_instance(key, 'metric1'),
(0, now_timestamp))
def test_exist_1(self):
""" Memory.exist: element not inserted doesn't exist"""
self.assertEqual(self.m.exist('00:90:f5:f5:42:c5'), False)
def test_exist_2(self):
""" Memory.exist: element not inserted doesn't exist"""
self.assertEqual(self.m.exist('00:90:f5:f5:42:c5'), False)
def test_get_timestamp_1(self):
"""Testing get_timestamp with entry"""
now_timestamp = str(datetime.datetime.now())
key = '00:90:f5:f5:42:c5'
value = { 'metric1':23,
'metric2':'FasEthernet',
'logTimestamp': now_timestamp}
self.m.set_instance( key, value)
self.assertEqual(self.m.get_timestamp(key) == now_timestamp, True)
def test_get_timestamp_2(self):
"""Testing get_timestamp with non existing key"""
key = '00:90:f5:f5:42:c5'
with self.assertRaises(KeyError):
self.m.get_timestamp(key)