def test_read_success(self, tine_data):
img, reply = tine_data
s = TINECameraSource(self.dummy_address, self.dummy_property,
metadata={"device": self.dummy_address})
data = s.read()
timestamp = datetime.datetime.fromtimestamp(
reply["timestamp"], timezone("Europe/Berlin"))
assert data.timestamp == timestamp
assert data.failure is None
np.testing.assert_array_equal(data.value[self.dummy_property], img)
assert data.metadata is not s.metadata
assert data.metadata["device"] == self.dummy_address
def test_read_corrupted_data(self, tine_data):
img, reply = tine_data
reply["data"]["imageBytes"] = b"bad"
s = TINECameraSource(self.dummy_address, self.dummy_property,
metadata={"device": self.dummy_address})
data = s.read()
timestamp = datetime.datetime.fromtimestamp(
reply["timestamp"], timezone("Europe/Berlin"))
assert data.timestamp == timestamp
assert isinstance(data.failure, ValueError)
assert data.value is None
assert data.metadata is not s.metadata
assert data.metadata["device"] == self.dummy_address
def test_read_wrong_status(self, tine_mock):
maxdelta = datetime.timedelta(seconds=5)
s = TINECameraSource(self.dummy_address, self.dummy_property,
metadata={"device": self.dummy_address})
tine_mock.get.side_effect = None
tine_mock.get.return_value = dict(status=1)
data = s.read()
now = datetime.datetime.now(timezone("Europe/Berlin"))
assert data.timestamp - now < maxdelta
assert data.failure is None
assert data.value is None
assert data.metadata is not s.metadata
assert data.metadata["device"] == self.dummy_address
def test_read_error(self, tine_mock):
maxdelta = datetime.timedelta(seconds=5)
s = TINECameraSource(self.dummy_address, self.dummy_property,
metadata={"device": self.dummy_address})
ex = RuntimeError("Some error")
tine_mock.get.side_effect = ex
data = s.read()
now = datetime.datetime.now(timezone("Europe/Berlin"))
assert data.timestamp - now < maxdelta
assert data.failure is ex
assert data.value is None
assert data.metadata is not s.metadata
assert data.metadata["device"] == self.dummy_address
def test_init_metadata_contains_status(self):
with pytest.raises(ValueError):
TINECameraSource(
self.dummy_address, self.dummy_property,
metadata={"status": "bad"})
def test_init_failure(self):
device_address = "/CONTEXT/server/other_device"
property_name = "frame"
with pytest.raises(RuntimeError):
TINECameraSource(device_address, property_name)
def test_init_success(self):
s = TINECameraSource(self.dummy_address, self.dummy_property)
assert s.device_address == self.dummy_address
assert s.property_name == self.dummy_property
assert s.metadata == {}