def test_add_signal_points_by_name(self):
# with a signal
signal = Signal.objects.create(name='a_signal',
local_computer=self.local_computer)
n1 = Signal.utc_to_millisec(datetime.datetime.now(tz=pytz.UTC))
n1 = Signal.utc_to_millisec(datetime.datetime.now(tz=pytz.UTC))
n2 = Signal.utc_to_millisec(
datetime.datetime.now(tz=pytz.UTC) + datetime.timedelta(seconds=1))
json_data = [[1, n1], [2, n2]]
self.data_connection.add_signal_points_by_name(signal.name, json_data)
# should find persisted data
points = signal.get_data()
self.assertEqual(2, len(points))
self.assertEqual(1, points[0][0])
self.assertEqual(2, points[1][0])
self.assertAlmostEqual(n1, points[0][1], 2)
self.assertAlmostEqual(n2, points[1][1], 2)
# should download points by name
downloaded_points = self.data_connection.get_signal_points_by_name(
signal.name)
self.assertEqual(2, len(downloaded_points))
self.assertEqual(1, downloaded_points[0][0])
self.assertEqual(2, downloaded_points[1][0])
self.assertAlmostEqual(n1, downloaded_points[0][1], 2)
self.assertAlmostEqual(n2, downloaded_points[1][1], 2)
def test_add_get_points(self):
signal = Signal.objects.create(system=self.system, name='a_signal')
n1 = Signal.utc_to_millisec(tmz.now())
n2 = Signal.utc_to_millisec(tmz.now() + tmz.timedelta(seconds=1))
signal.add_points([[1, n1], [2, n2]])
points = signal.get_data()
self.assertEqual(2, len(points))
self.assertEqual(1, points[0][0])
self.assertEqual(2, points[1][0])
self.assertAlmostEqual(n1, points[0][1], 2)
self.assertAlmostEqual(n2, points[1][1], 2)
def test_add_get_points(self):
signal = Signal.objects.create(system=self.system,
name='a_signal')
n1 = Signal.utc_to_millisec(tmz.now())
n2 = Signal.utc_to_millisec(tmz.now() + tmz.timedelta(seconds=1))
signal.add_points([[1, n1], [2, n2]])
points = signal.get_data()
self.assertEqual(2, len(points))
self.assertEqual(1, points[0][0])
self.assertEqual(2, points[1][0])
self.assertAlmostEqual(n1, points[0][1],2)
self.assertAlmostEqual(n2, points[1][1],2)
def test_append_points(self):
signal = Signal.objects.create(system=self.system, name='a_signal')
n1 = Signal.utc_to_millisec(tmz.now())
n2 = Signal.utc_to_millisec(tmz.now() + tmz.timedelta(seconds=1))
a = reverse('signal_data', args=(signal.id,))
json_data = json.dumps([[1, n1], [2, n2]])
response = self.client.post(reverse('signal_data', args=(signal.id,)), data=json_data,
content_type="application/json")
points = signal.get_data()
self.assertEqual(2, len(points))
self.assertEqual(1, points[0][0])
self.assertEqual(2, points[1][0])
self.assertAlmostEqual(n1, points[0][1], 2)
self.assertAlmostEqual(n2, points[1][1], 2)
def test_get_points(self):
signal = Signal.objects.create(system=self.system, name='a_signal')
n1 = Signal.utc_to_millisec(tmz.now())
n2 = Signal.utc_to_millisec(tmz.now() + tmz.timedelta(seconds=1))
signal.add_points([[1, n1], [2, n2]])
a = reverse('signal_data', args=(signal.id,))
response = self.client.get(reverse('signal_data', args=(signal.id,)))
points = json.loads(response.content)
self.assertEqual(2, len(points))
self.assertEqual(1, points[0][0])
self.assertEqual(2, points[1][0])
self.assertAlmostEqual(n1, points[0][1], 2)
self.assertAlmostEqual(n2, points[1][1], 2)
def test_add_multivalue_points(self):
signal = Signal.objects.create(system=self.system, name='a_signal')
n1 = Signal.utc_to_millisec(tmz.now())
n2 = Signal.utc_to_millisec(tmz.now() + tmz.timedelta(seconds=1))
signal.add_points([[1.0, 2.0, n1], [3.0, float('nan'), n2]])
points = signal.get_data()
self.assertEqual(2, len(points))
self.assertEqual(3, len(points[0]))
self.assertEqual(2.0, points[0][1])
self.assertAlmostEqual(n1, points[0][2], 2)
self.assertEqual(3, len(points[1]))
self.assertTrue(math.isnan(points[1][1]))
self.assertAlmostEqual(n2, points[1][2], 2)
def test_add_multivalue_points(self):
signal = Signal.objects.create(system=self.system,
name='a_signal')
n1 = Signal.utc_to_millisec(tmz.now())
n2 = Signal.utc_to_millisec(tmz.now() + tmz.timedelta(seconds=1))
signal.add_points([[1.0, 2.0, n1],[3.0, float('nan'), n2]])
points = signal.get_data()
self.assertEqual(2, len(points))
self.assertEqual(3, len(points[0]))
self.assertEqual(2.0, points[0][1])
self.assertAlmostEqual(n1, points[0][2],2)
self.assertEqual(3, len(points[1]))
self.assertTrue(math.isnan(points[1][1]))
self.assertAlmostEqual(n2, points[1][2], 2)
def test_find_signals_with_data(self):
experiment = Experiment.objects.create(local_computer=self.local_computer, name='an_experiment')
signal = Signal.objects.create(local_computer=self.local_computer, name='a_signal', experiment=experiment)
# with data
n1 = Signal.utc_to_millisec(tmz.now())
n2 = Signal.utc_to_millisec(tmz.now() + tmz.timedelta(seconds=1))
signal.add_points([[1, n1], [2, n2]])
# when requesting data
response = self.client.get(reverse('FindSignals', args=(self.local_computer.id,)),
data={INCLUDE_DATA:'true'})
signals = json.loads(response.content)
self.assertEqual(1, len(signals))
# should see data
points = signals[0]['data']
self.assertEqual(2, len(points))
self.assertEqual(1, points[0][0])
self.assertEqual(2, points[1][0])
self.assertAlmostEqual(n1, points[0][1], 2)
self.assertAlmostEqual(n2, points[1][1], 2)
def test_add_signal_points(self):
# with a signal and persisted data
signal = Signal.objects.create(name='a_signal')
n1 = Signal.utc_to_millisec(datetime.datetime.now(tz=pytz.UTC))
n2 = Signal.utc_to_millisec(datetime.datetime.now(tz=pytz.UTC) + datetime.timedelta(seconds=1))
json_data = [[1, n1], [2, n2]]
self.data_connection.add_signal_points(signal.id, json_data)
# should find persisted data
points = signal.get_data()
self.assertEqual(2, len(points))
self.assertEqual(1, points[0][0])
self.assertEqual(2, points[1][0])
self.assertAlmostEqual(n1, points[0][1], 2)
self.assertAlmostEqual(n2, points[1][1], 2)
# should download points by id
downloaded_points = self.data_connection.get_signal_points(signal.id)
self.assertEqual(2, len(downloaded_points))
self.assertEqual(1, downloaded_points[0][0])
self.assertEqual(2, downloaded_points[1][0])
self.assertAlmostEqual(n1, downloaded_points[0][1], 2)
self.assertAlmostEqual(n2, downloaded_points[1][1], 2)
def test_utc_time_functions(self):
n1 = tmz.now()
n1_ms = Signal.utc_to_millisec(n1)
n1_back = Signal.millisec_to_utc(n1_ms)
self.assertEqual(n1, n1_back)
def test_utc_time_functions(self):
n1 = tmz.now()
n1_ms = Signal.utc_to_millisec(n1)
n1_back = Signal.millisec_to_utc(n1_ms)
self.assertEqual(n1, n1_back)