def test_get_alerts(self):
cond = Condition('humidity', 'LESS_THAN', 10)
alert1 = Alert('alert1', 'trigger1', [{
"current_value": 263.576,
"condition": cond
}], {
"lon": 37,
"lat": 53
}, 1481802090232)
alert2 = Alert('alert2', 'trigger1', [{
"current_value": 111.576,
"condition": cond
}], {
"lon": 37,
"lat": 53
}, 1481802100000)
alerts = [alert1, alert2]
instance = Trigger(1526809375,
1527809375, [cond], [geo.Point(13.6, 46.9)],
alerts=alerts,
alert_channels=None)
result = instance.get_alerts()
self.assertTrue(isinstance(result, list))
self.assertTrue(alert1 in result)
self.assertTrue(alert2 in result)
def test_get_alerts_since(self):
cond = Condition('humidity', 'LESS_THAN', 10)
alert1 = Alert('alert1', 'trigger1', [{
"current_value": 263.576,
"condition": cond
}], {
"lon": 37,
"lat": 53
}, 1000)
alert2 = Alert('alert2', 'trigger1', [{
"current_value": 111.576,
"condition": cond
}], {
"lon": 37,
"lat": 53
}, 3000)
alert3 = Alert('alert3', 'trigger1', [{
"current_value": 119.332,
"condition": cond
}], {
"lon": 37,
"lat": 53
}, 9000)
alert4 = Alert('alert4', 'trigger1', [{
"current_value": 119.332,
"condition": cond
}], {
"lon": 37,
"lat": 53
}, 12000)
alerts = [alert1, alert2, alert3, alert4]
instance = Trigger(1526809375,
1527809375, [cond], [geo.Point(13.6, 46.9)],
alerts=alerts,
alert_channels=None)
result = instance.get_alerts_since(4000)
self.assertEqual(2, len(result))
self.assertTrue(alert3 in result)
self.assertTrue(alert4 in result)
result = instance.get_alerts_since(3000)
self.assertEqual(3, len(result))
self.assertTrue(alert2 in result)
self.assertTrue(alert3 in result)
self.assertTrue(alert4 in result)
result = instance.get_alerts_since(15000)
self.assertEqual(0, len(result))
def test_get_alerts_on(self):
cond1 = Condition('humidity', 'LESS_THAN', 10)
cond2 = Condition('temp', 'GREATER_THAN_EQUAL', 100.6)
alert1 = Alert('alert1', 'trigger1', [{
"current_value": 8.576,
"condition": cond1
}], {
"lon": 37,
"lat": 53
}, 1000)
alert2 = Alert('alert2', 'trigger1', [{
"current_value": 111.576,
"condition": cond2
}], {
"lon": 37,
"lat": 53
}, 3000)
alert3 = Alert('alert3', 'trigger1', [{
"current_value": 119.332,
"condition": cond2
}], {
"lon": 37,
"lat": 53
}, 9000)
alert4 = Alert('alert4', 'trigger1', [{
"current_value": 7.332,
"condition": cond1
}], {
"lon": 37,
"lat": 53
}, 12000)
alerts = [alert1, alert2, alert3, alert4]
instance = Trigger(1526809375,
1527809375, [cond1, cond2], [geo.Point(13.6, 46.9)],
alerts=alerts,
alert_channels=None)
result = instance.get_alerts_on('temp')
self.assertEqual(2, len(result))
self.assertTrue(alert2 in result)
self.assertTrue(alert3 in result)
result = instance.get_alerts_on('humidity')
self.assertEqual(2, len(result))
self.assertTrue(alert1 in result)
self.assertTrue(alert4 in result)
result = instance.get_alerts_on('wind_direction')
self.assertEqual(0, len(result))
def test_to_dict(self):
condition = Condition('humidity', 'LESS_THAN', 10)
instance = Alert('alert1', 'trigger1', [{
"current_value": 263.576,
"condition": condition.to_dict()}],
{"lon": 37, "lat": 53},
1481802090232)
result = instance.to_dict()
self.assertIsInstance(result, dict)
self.assertEqual('alert1', result['id'])
self.assertEqual('trigger1', result['trigger_id'])
self.assertEqual(1, len(result['met_conditions']))
mc = result['met_conditions'][0]
self.assertEqual(dict(current_value=263.576, condition=condition.to_dict()), mc)
self.assertEqual({"lon": 37, "lat": 53}, result['coordinates'])
self.assertEqual(1481802090232, result['last_update'])
def parse_JSON(self, JSON_string):
"""
Parses a `pyowm.alertapi30.alert.Alert` instance out of raw JSON data.
:param JSON_string: a raw JSON string
:type JSON_string: str
:return: a `pyowm.alertapi30.alert.Alert` instance or ``None``
if no data is available
:raises: *ParseResponseError* if it is impossible to find or parse the
data needed to build the result
"""
if JSON_string is None:
raise parse_response_error.ParseResponseError('JSON data is None')
d = json.loads(JSON_string)
try:
alert_id = d['_id']
t = d['last_update'].split('.')[0].replace('T', ' ') + '+00'
alert_last_update = timeformatutils._ISO8601_to_UNIXtime(t)
alert_trigger_id = d['triggerId']
alert_met_conds = [
dict(current_value=c['current_value']['min'], condition=Condition.from_dict(c['condition']))
for c in d['conditions']
]
alert_coords = d['coordinates']
return Alert(alert_id, alert_trigger_id, alert_met_conds, alert_coords, last_update=alert_last_update)
except ValueError as e:
raise parse_response_error.ParseResponseError('Impossible to parse JSON: %s' % e)
except KeyError as e:
raise parse_response_error.ParseResponseError('Impossible to parse JSON: %s' % e)
def test_repr(self):
the_dict = {
'_id': '5853dbe27416a400011b1b77',
'conditions': [{'_id': '5853dbe27416a400011b1b78',
'condition': {'amount': 273, 'expression': '$lt', 'name': 'temp'},
'current_value': {'max': 258.62, 'min': 258.62}}],
'coordinates': {'lat': '53', 'lon': '37'},
'date': '2016-12-17T00:00:00.000Z',
'last_update': '2016-12-16T11:19:46.352Z',
'triggerId': '5852816a9aaacb00153134a3'}
instance = Alert.from_dict(the_dict)
print(instance)
def get_alerts_for(self, trigger):
"""
Retrieves all of the alerts that were fired for the specified Trigger
:param trigger: the trigger
:type trigger: `pyowm.alertapi30.trigger.Trigger`
:return: list of `pyowm.alertapi30.alert.Alert` objects
"""
assert trigger is not None
assert isinstance(trigger.id, str), "Value must be a string"
status, data = self.http_client.get_json(
ALERTS_URI % trigger.id,
params={'appid': self.API_key},
headers={'Content-Type': 'application/json'})
return [Alert.from_dict(item) for item in data]
def test_get_alert(self):
cond = Condition('humidity', 'LESS_THAN', 10)
alert = Alert('alert1', 'trigger1', [{
"current_value": 263.576,
"condition": cond
}], {
"lon": 37,
"lat": 53
}, 1481802090232)
alerts = [alert]
instance = Trigger(1526809375,
1527809375, [cond], [geo.Point(13.6, 46.9)],
alerts=alerts,
alert_channels=None)
self.assertEqual(alert, instance.get_alert('alert1'))
def get_alert(self, alert_id, trigger):
"""
Retrieves info about the alert record on the Alert API that has the specified ID and belongs to the specified
parent Trigger object
:param trigger: the parent trigger
:type trigger: `pyowm.alertapi30.trigger.Trigger`
:param alert_id: the ID of the alert
:type alert_id `pyowm.alertapi30.alert.Alert`
:return: an `pyowm.alertapi30.alert.Alert` instance
"""
assert trigger is not None
assert alert_id is not None
assert isinstance(alert_id, str), "Value must be a string"
assert isinstance(trigger.id, str), "Value must be a string"
status, data = self.http_client.get_json(
NAMED_ALERT_URI % (trigger.id, alert_id),
params={'appid': self.API_key},
headers={'Content-Type': 'application/json'})
return Alert.from_dict(data)
def test_get_alert(self):
cond = Condition('humidity', 'LESS_THAN', 10)
alert = Alert('alert1', 'trigger1', [{
"current_value": 263.576,
"condition": cond
}], {
"lon": 37,
"lat": 53
}, 1481802090232)
alert_two = copy.deepcopy(alert)
alert_two.id = 'alert_two'
alerts = [alert_two, alert
] # Second alert has to be 1st element to have full coverage
instance = Trigger(1526809375,
1527809375, [cond], [geo.Point(13.6, 46.9)],
alerts=alerts,
alert_channels=None)
self.assertEqual(alert, instance.get_alert('alert1'))
# Trigger without alerts
instance.alerts = []
self.assertIsNone(instance.get_alert(alert_id='alert1'))
def test_from_dict(self):
the_dict = {
'_id': '5853dbe27416a400011b1b77',
'conditions': [{'_id': '5853dbe27416a400011b1b78',
'condition': {'amount': 273, 'expression': '$lt', 'name': 'temp'},
'current_value': {'max': 258.62, 'min': 258.62}}],
'coordinates': {'lat': '53', 'lon': '37'},
'date': '2016-12-17T00:00:00.000Z',
'last_update': '2016-12-16T11:19:46.352Z',
'triggerId': '5852816a9aaacb00153134a3'}
result = Alert.from_dict(the_dict)
self.assertIsInstance(result, Alert)
with self.assertRaises(pyowm.commons.exceptions.ParseAPIResponseError):
Alert.from_dict(None)
with self.assertRaises(pyowm.commons.exceptions.ParseAPIResponseError):
Alert.from_dict(dict(nonexistent='key'))
value_error_dict = copy.deepcopy(the_dict)
value_error_dict['last_update'] = 'not_valid_timestamp'
with self.assertRaises(pyowm.commons.exceptions.ParseAPIResponseError):
Alert.from_dict(value_error_dict)
def test_alert_last_updated_is_none(self):
alert = Alert('alert1', 'trigger1', [{
"current_value": 263.576,
"condition": Condition('humidity', 'LESS_THAN', 10)}],
{"lon": 37, "lat": 53})
self.assertIsNone(alert.last_update)
def from_dict(cls, the_dict):
if the_dict is None:
raise pyowm.commons.exceptions.ParseAPIResponseError(
'Data is None')
try:
# trigger id
trigger_id = the_dict.get('_id', None)
# start timestamp
start_dict = the_dict['time_period']['start']
expr = start_dict['expression']
if expr != 'after':
raise ValueError(
'Invalid time expression: "%s" on start timestamp. Only: "after" is supported'
% expr)
start = start_dict['amount']
# end timestamp
end_dict = the_dict['time_period']['end']
expr = end_dict['expression']
if expr != 'after':
raise ValueError(
'Invalid time expression: "%s" on end timestamp. Only: "after" is supported'
% expr)
end = end_dict['amount']
# conditions
conditions = [
Condition.from_dict(c) for c in the_dict['conditions']
]
# alerts
alerts_dict = the_dict['alerts']
alerts = list()
for key in alerts_dict:
alert_id = key
alert_data = alerts_dict[alert_id]
alert_last_update = alert_data['last_update']
alert_met_conds = []
for c in alert_data['conditions']:
if isinstance(c['current_value'], int):
cv = c['current_value']
else:
cv = c['current_value']['min']
item = dict(current_value=cv,
condition=Condition.from_dict(c['condition']))
alert_met_conds.append(item)
alert_coords = alert_data['coordinates']
alert = Alert(alert_id,
trigger_id,
alert_met_conds,
alert_coords,
last_update=alert_last_update)
alerts.append(alert)
# area
area_list = the_dict['area']
area = [GeometryBuilder.build(a_dict) for a_dict in area_list]
# alert channels
alert_channels = None # defaulting
except ValueError as e:
raise pyowm.commons.exceptions.ParseAPIResponseError(
'Impossible to parse JSON: %s' % e)
except KeyError as e:
raise pyowm.commons.exceptions.ParseAPIResponseError(
'Impossible to parse JSON: %s' % e)
return Trigger(start,
end,
conditions,
area=area,
alerts=alerts,
alert_channels=alert_channels,
id=trigger_id)
def parse_JSON(self, JSON_string):
"""
Parses a `pyowm.alertapi30.trigger.Trigger` instance out of raw JSON
data. As per OWM documentation, start and end times are expressed with
respect to the moment when you create/update the Trigger. By design,
PyOWM will only allow users to specify *absolute* datetimes - which is, with the `exact` expression -
for start/end timestamps (will otherwise result in a `ParseResponseError` be raised)
:param JSON_string: a raw JSON string
:type JSON_string: str
:return: a `pyowm.alertapi30.trigger.Trigger` instance or ``None``
if no data is available
:raises: *ParseResponseError* if it is impossible to find or parse the
data needed to build the result
"""
if JSON_string is None:
raise parse_response_error.ParseResponseError('JSON data is None')
d = json.loads(JSON_string)
try:
# trigger id
trigger_id = d.get('_id', None)
# start timestamp
start_dict = d['time_period']['start']
expr = start_dict['expression']
if expr != 'after':
raise ValueError('Invalid time expression: "%s" on start timestamp. Only: "after" is supported' % expr)
start = start_dict['amount']
# end timestamp
end_dict = d['time_period']['end']
expr = end_dict['expression']
if expr != 'after':
raise ValueError('Invalid time expression: "%s" on end timestamp. Only: "after" is supported' % expr)
end = end_dict['amount']
# conditions
conditions = [Condition.from_dict(c) for c in d['conditions']]
# alerts
alerts_dict = d['alerts']
alerts = list()
for key in alerts_dict:
alert_id = key
alert_data = alerts_dict[alert_id]
alert_last_update = alert_data['last_update']
alert_met_conds = [
dict(current_value=c['current_value']['min'], condition=Condition.from_dict(c['condition']))
for c in alert_data['conditions']
]
alert_coords = alert_data['coordinates']
alert = Alert(alert_id, trigger_id, alert_met_conds, alert_coords, last_update=alert_last_update)
alerts.append(alert)
# area
area_list = d['area']
area = [GeometryBuilder.build(a_dict) for a_dict in area_list]
# alert channels
alert_channels = None # defaulting
except ValueError as e:
raise parse_response_error.ParseResponseError('Impossible to parse JSON: %s' % e)
except KeyError as e:
raise parse_response_error.ParseResponseError('Impossible to parse JSON: %s' % e)
return Trigger(start, end, conditions, area=area, alerts=alerts, alert_channels=alert_channels, id=trigger_id)
class TestAlertManager(unittest.TestCase):
_cond1 = Condition('humidity', 'LESS_THAN', 10)
_cond2 = Condition('temp', 'GREATER_THAN_EQUAL', 100.6)
_trigger = Trigger(1526809375,
1527809375, [_cond1, _cond2], [geo.Point(13.6, 46.9)],
alerts=[],
alert_channels=None,
id='trigger-id')
_alert = Alert('alert1', 'trigger1', [{
"current_value": 263.576,
"condition": _cond1
}], {
"lon": 37,
"lat": 53
}, 1481802090232)
def factory(self, _kls):
sm = AlertManager('APIKey')
sm.http_client = _kls()
return sm
def test_instantiation_fails_without_api_key(self):
self.assertRaises(AssertionError, AlertManager, None)
def test_get_alert_api_version(self):
instance = AlertManager('APIKey')
result = instance.alert_api_version()
self.assertIsInstance(result, tuple)
self.assertEqual(result, ALERT_API_VERSION)
def test_get_triggers(self):
instance = self.factory(MockHttpClientTwoTriggers)
results = instance.get_triggers()
self.assertEqual(2, len(results))
t = results[0]
self.assertIsInstance(t, Trigger)
def test_get_trigger_fails_with_wrong_input(self):
instance = AlertManager('APIKey')
with self.assertRaises(AssertionError):
instance.get_trigger(None)
with self.assertRaises(AssertionError):
instance.get_trigger(123)
def test_get_trigger(self):
instance = self.factory(MockHttpClientOneTrigger)
result = instance.get_trigger('any-id')
self.assertIsInstance(result, Trigger)
def test_create_trigger(self):
instance = self.factory(MockHttpClient)
result = instance.create_trigger(1526809375,
1527809375,
[self._cond1, self._cond2],
[geo.Point(13.6, 46.9)],
alert_channels=None)
self.assertIsInstance(result, Trigger)
def test_create_trigger_fails_with_wrong_inputs(self):
instance = self.factory(MockHttpClient)
with self.assertRaises(AssertionError):
instance.create_trigger(None,
1527809375, [self._cond1, self._cond2],
[geo.Point(13.6, 46.9)],
alert_channels=None)
with self.assertRaises(AssertionError):
instance.create_trigger(1526809375,
None, [self._cond1, self._cond2],
[geo.Point(13.6, 46.9)],
alert_channels=None)
with self.assertRaises(ValueError):
instance.create_trigger(1526809375,
1327809375, [self._cond1, self._cond2],
[geo.Point(13.6, 46.9)],
alert_channels=None)
with self.assertRaises(AssertionError):
instance.create_trigger(1526809375,
1527809375,
None, [geo.Point(13.6, 46.9)],
alert_channels=None)
with self.assertRaises(ValueError):
instance.create_trigger(1526809375,
1527809375, [], [geo.Point(13.6, 46.9)],
alert_channels=None)
with self.assertRaises(AssertionError):
instance.create_trigger(1526809375,
1527809375, [self._cond1, self._cond2],
None,
alert_channels=None)
with self.assertRaises(ValueError):
instance.create_trigger(1526809375,
1527809375, [self._cond1, self._cond2], [],
alert_channels=None)
def test_delete_trigger_fails_with_wrong_input(self):
instance = AlertManager('APIKey')
with self.assertRaises(AssertionError):
instance.delete_trigger(None)
with self.assertRaises(AssertionError):
self._trigger.id = 123
instance.delete_trigger(self._trigger)
def test_delete_trigger(self):
instance = self.factory(MockHttpClient)
parser = TriggerParser()
trigger = parser.parse_JSON(MockHttpClient.test_trigger_json)
result = instance.delete_trigger(trigger)
self.assertIsNone(result)
def test_update_trigger_fails_with_wrong_input(self):
instance = AlertManager('APIKey')
with self.assertRaises(AssertionError):
instance.update_trigger(None)
with self.assertRaises(AssertionError):
self._trigger.id = 123
instance.update_trigger(self._trigger)
def test_update_trigger(self):
instance = self.factory(MockHttpClient)
parser = TriggerParser()
modified_trigger = parser.parse_JSON(MockHttpClient.test_trigger_json)
modified_trigger.id = '5852816a9aaacb00153134a3'
modified_trigger.end = self._trigger.end_after_millis + 10000
result = instance.update_trigger(modified_trigger)
self.assertIsNone(result)
def test_get_alerts_for_fails_with_wrong_input(self):
instance = AlertManager('APIKey')
with self.assertRaises(AssertionError):
instance.get_alerts_for(None)
with self.assertRaises(AssertionError):
self._trigger.id = 123
instance.get_alerts_for(self._trigger)
def test_get_alerts_for(self):
instance = self.factory(MockHttpClientTwoAlerts)
self._trigger.id = 'trigger-id'
results = instance.get_alerts_for(self._trigger)
self.assertEqual(2, len(results))
self.assertIsInstance(results[0], Alert)
self.assertIsInstance(results[1], Alert)
def test_get_alert_fails_with_wrong_input(self):
instance = AlertManager('APIKey')
with self.assertRaises(AssertionError):
instance.get_alert(None, self._trigger)
with self.assertRaises(AssertionError):
instance.get_alert(123, self._trigger)
with self.assertRaises(AssertionError):
instance.get_alert('alert-id', None)
with self.assertRaises(AssertionError):
self._trigger.id = 123
instance.get_alert('alert-id', self._trigger)
def test_get_alert(self):
self._trigger.id = 'trigger-id'
instance = self.factory(MockHttpClientOneAlert)
result = instance.get_alert('alert-id', self._trigger)
self.assertIsInstance(result, Alert)
def test_delete_all_alerts_for_fails_with_wrong_input(self):
instance = AlertManager('APIKey')
with self.assertRaises(AssertionError):
instance.delete_all_alerts_for(None)
with self.assertRaises(AssertionError):
self._trigger.id = 123
instance.delete_all_alerts_for(self._trigger)
def test_delete_all_alerts_for(self):
instance = self.factory(MockHttpClientTwoAlerts)
result = instance.delete_all_alerts_for(self._trigger)
self.assertIsNone(result)
def test_delete_alert_fails_with_wrong_input(self):
instance = AlertManager('APIKey')
with self.assertRaises(AssertionError):
instance.delete_alert(None)
with self.assertRaises(AssertionError):
self._alert.id = 123
instance.delete_alert(self._alert)
self._alert.id = 'alert-id'
self._alert.trigger_id = None
with self.assertRaises(AssertionError):
instance.delete_alert(self._alert)
self._alert.trigger_id = 789
with self.assertRaises(AssertionError):
instance.delete_alert(self._alert)
def test_delete_alert(self):
instance = self.factory(MockHttpClientOneAlert)
result = instance.delete_alert(self._alert)
self.assertIsNone(result)
