def test_that_observation_can_be_updated_when_minute_already_exists(self):
Minute.objects.create(datetime=self.datetime)
create_observation(self.liverpool, self.datetime, 123.45, False)
create_observation(self.liverpool, self.datetime, 45.67, False)
assert_equal(45.67, Observation.objects.get().sea_level)
def test_that_observation_can_be_updated_when_minute_already_exists(self):
Minute.objects.create(datetime=self.datetime)
create_observation(self.liverpool, self.datetime, 123.45, False)
create_observation(self.liverpool, self.datetime, 45.67, False)
assert_equal(45.67, Observation.objects.get().sea_level)
def _setup_all_ok(self):
create_observation(
self.liverpool,
BASE_TIME - datetime.timedelta(minutes=10),
4.5,
True)
self.southampton.delete()
def save(self, *args, **kwargs):
linked_location = self.tide_gauge.linked_location
if linked_location is not None:
create_observation(linked_location, self.datetime, self.height,
False)
super(RawMeasurement, self).save(*args, **kwargs)
def save(self, *args, **kwargs):
linked_location = self.tide_gauge.linked_location
if linked_location is not None:
create_observation(
linked_location, self.datetime, self.height, False)
super(RawMeasurement, self).save(*args, **kwargs)
def test_that_observations_from_liverpool_dont_affect_southampton(self):
create_observation(
self.liverpool,
BASE_TIME - datetime.timedelta(minutes=self.OK_MINUTES - 1),
10.0, True)
with freeze_time(BASE_TIME):
(ok, text) = check_observations(self.southampton)
assert_equal(False, ok)
assert_equal('> 2 hours old', text)
def test_that_observations_more_recent_than_one_hour_are_ok(self):
create_observation(
self.liverpool,
BASE_TIME - datetime.timedelta(minutes=self.OK_MINUTES - 1),
10.0, True)
with freeze_time(BASE_TIME):
(ok, text) = check_observations(self.liverpool)
assert_equal(True, ok)
assert_equal('OK', text)
def setUpClass(cls):
super(TestSeaLevelsViewShowsObservations, cls).setUpClass()
base_time = datetime.datetime(2014, 6, 1, 10, 30, tzinfo=pytz.UTC)
for minute, tide_level in [(0, 5.0), (1, 5.1), (2, 5.2)]:
create_tide_prediction(
cls.location, base_time + datetime.timedelta(minutes=minute),
tide_level)
create_observation(cls.location,
base_time + datetime.timedelta(minutes=1), 4.8,
True)
def test_that_observations_from_liverpool_dont_affect_southampton(self):
create_observation(
self.liverpool,
BASE_TIME - datetime.timedelta(minutes=self.OK_MINUTES - 1), 10.0,
True)
with freeze_time(BASE_TIME):
(ok, text) = check_observations(self.southampton)
assert_equal(False, ok)
assert_equal('> 2 hours old', text)
def test_that_observations_more_recent_than_one_hour_are_ok(self):
create_observation(
self.liverpool,
BASE_TIME - datetime.timedelta(minutes=self.OK_MINUTES - 1), 10.0,
True)
with freeze_time(BASE_TIME):
(ok, text) = check_observations(self.liverpool)
assert_equal(True, ok)
assert_equal('OK', text)
def _setup_all_ok(self):
create_tide_prediction(
self.liverpool,
BASE_TIME + datetime.timedelta(days=31),
5.0)
_make_good_surge_predictions(self.liverpool)
create_observation(
self.liverpool,
BASE_TIME - datetime.timedelta(minutes=10),
4.5,
True)
self.southampton.delete() # so that it doesn't come up as a failure
def update_observations(station, stdout):
if observations_up_to_date(station):
stdout.write("Nothing to do for {}".format(station))
return
stdout.write("Converting measurements at {} => {}".format(
station, station.location))
start = get_latest_observation(station.location)
end = get_latest_ea_measurement(station)
for dt, value, is_interp in make_linear_interpolations(start, end):
new_value = convert_to_chart_datum(station, value)
create_observation(station.location, dt, new_value, is_interp)
def setUpClass(cls):
super(TestSeaLevelsViewShowsObservations, cls).setUpClass()
base_time = datetime.datetime(2014, 6, 1, 10, 30, tzinfo=pytz.UTC)
for minute, tide_level in [(0, 5.0), (1, 5.1), (2, 5.2)]:
create_tide_prediction(
cls.location,
base_time + datetime.timedelta(minutes=minute),
tide_level
)
create_observation(
cls.location,
base_time + datetime.timedelta(minutes=1),
4.8, True)
def test_that_observation_can_be_created_when_minute_doesnt_exist(self):
create_observation(self.liverpool, self.datetime, 123.45, False)
assert_equal(123.45, Observation.objects.get().sea_level)
def _make_bad_observations(self):
create_observation(
self.liverpool,
BASE_TIME - datetime.timedelta(minutes=self.OK_MINUTES + 1),
10.0, True)
def _setup_all_ok(self):
create_observation(self.liverpool,
BASE_TIME - datetime.timedelta(minutes=10), 4.5,
True)
self.southampton.delete()
def test_that_up_to_date_observations_does_nothing(self):
self.make_two_measurements()
create_observation(self.station.location, self.datetime_2, 10, False)
update_observations(self.station, sys.stdout)
assert_equal(1, Observation.objects.all().count())
def test_that_observation_can_be_created_when_minute_doesnt_exist(self):
create_observation(self.liverpool, self.datetime, 123.45, False)
assert_equal(123.45, Observation.objects.get().sea_level)
def _make_bad_observations(self):
create_observation(
self.liverpool,
BASE_TIME - datetime.timedelta(minutes=self.OK_MINUTES + 1), 10.0,
True)
