def test_property_tags(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_property_tags/test_property_tags'
dynamic_tags = {'this': 'is', 'dynamic': 'tags'}
dynamic_tags_full = dynamic_tags
dynamic_tags_full.update(nA.name_uuid())
dynamic_tags2 = {'this': 'is', 'dynamic': 'tags', 'additional': 'tag'}
dynamic_tags2_full = dynamic_tags2
dynamic_tags2_full.update(nA.name_uuid())
ivA = IsacValue(nA,
uri,
randint(0, 100),
dynamic_tags=dict(dynamic_tags),
survey_last_value=False,
survey_static_tags=False)
ivB = IsacValue(nB, uri, survey_static_tags=False)
assert ivA.tags == dynamic_tags_full
assert ivB.tags == dynamic_tags_full
ivA.tags['additional'] = 'tag'
ivA.value = randint(0, 100)
assert ivA.tags == dynamic_tags2_full
assert ivB.tags == dynamic_tags2_full
def test_creation_no_init(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_creation_no_init/test_no_init'
ivA = IsacValue(nA, uri, survey_static_tags=False)
assert ivA.value is None
assert ivA.timestamp == datetime(1970, 1, 1, 0, 0)
assert ivA.static_tags == {}
assert ivA.tags == {}
assert ivA.metadata is None
ivB = IsacValue(nB, uri, survey_static_tags=False)
assert ivB.value is None
assert ivB.timestamp == datetime(1970, 1, 1, 0, 0)
assert ivB.static_tags == {}
assert ivB.tags == {}
assert ivB.metadata is None
ivB = None
ivA.value = randint(0, 100)
ivB = IsacValue(nB, uri, survey_static_tags=False)
assert ivB.value == ivA.value
assert ivB.timestamp == ivA.timestamp
assert ivB.static_tags == {}
assert ivB.tags == nA.name_uuid()
assert ivB.metadata is None
def test_observer_metadata(two_nodes): # noqa: F811
nA, nB = two_nodes
obs = Observer()
try:
nB.transport.join_event() # Necesarry, but not user friendly
uri = 'test://test_isac_value/test_observer_metadata/test_observer'
ivA = IsacValue(nA,
uri,
survey_last_value=False,
survey_static_tags=False)
ivB = IsacValue(nB,
uri,
survey_last_value=False,
survey_static_tags=False)
ivB.metadata_observers += obs.observer
green.sleep(0.25)
ivA.metadata = {'this': 'is', 'meta': 'data'}
for i in range(10):
green.sleep(0.5)
if obs.args is not None:
break
assert obs.args, 'Callback not received'
iv_recv, metadata, source_peer = obs.args
assert iv_recv == ivB
assert metadata == ivA.metadata
assert source_peer['peer_name'] == nA.name
assert source_peer['peer_uuid'] == str(nA.transport.uuid())
finally:
nB.transport.leave_event()
def test_creation_dynamic_tags(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_creation_dynamic_tags/test_dynamic_tags'
dynamic_tags = {'this': 'is', 'dynamic': 'tags'}
dynamic_tags_full = dynamic_tags
dynamic_tags_full.update(nA.name_uuid())
ivA = IsacValue(nA,
uri,
dynamic_tags=dynamic_tags,
survey_last_value=False,
survey_static_tags=False)
assert ivA.tags == dynamic_tags
ivB = IsacValue(nB, uri, survey_static_tags=False)
# Did not get stored because the default timestamps (0) were equal in both cases
assert ivB.tags == {}
ivB = None
ivA.value = randint(0, 100)
ivB = IsacValue(nB, uri, survey_static_tags=False)
assert ivA.tags == dynamic_tags_full
assert ivB.value == ivA.value
assert ivB.timestamp == ivA.timestamp
assert ivB.tags == dynamic_tags_full
def test_property_value_ts_tags(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_property_value_ts_tags/test_property_value_ts_tags'
dynamic_tags = {'this': 'is', 'dynamic': 'tags'}
dynamic_tags_full = dynamic_tags
dynamic_tags_full.update(nA.name_uuid())
dynamic_tags2 = {'this': 'is', 'dynamic': 'tags', 'additional': 'tag'}
dynamic_tags2_full = dynamic_tags2
dynamic_tags2_full.update(nA.name_uuid())
ivA = IsacValue(nA,
uri,
randint(0, 100),
dynamic_tags=dynamic_tags,
survey_last_value=False,
survey_static_tags=False)
ivB = IsacValue(nB, uri, survey_static_tags=False)
assert ivA.value_ts_tags == (ivA.value, ivA.timestamp, dynamic_tags_full)
assert ivB.value_ts_tags == (ivA.value, ivA.timestamp, dynamic_tags_full)
v = ivA.value + 10
ts = ivA.timestamp + timedelta(hours=1)
ivA.value_ts_tags = v, ts, dynamic_tags2
assert ivA.value_ts_tags == (v, ts, dynamic_tags2_full)
assert ivB.value_ts_tags == (v, ts, dynamic_tags2_full)
def test_survey_values_metadata(two_nodes): # noqa: F811
nA, nB = two_nodes
uri_nometa = 'test://test_survey_value/test_survey_values_metadata/iv_nometa'
iv_nometa = IsacValue(nA, uri_nometa, survey_last_value=False, survey_static_tags=False)
uri_meta1 = 'test://test_survey_value/test_survey_value_metadata/iv_meta1'
iv_meta1 = IsacValue(
nA, uri_meta1, metadata={'a': 1, 'b': 2}, survey_last_value=False, survey_static_tags=False)
uri_meta2 = 'test://test_survey_value/test_survey_value_metadata/iv_meta2'
iv_meta2 = IsacValue(
nA, uri_meta2, metadata={'c': 3, 'd': 4}, survey_last_value=False, survey_static_tags=False)
assert nB.survey_values_metadata([uri_meta1]) == {uri_meta1: iv_meta1.metadata}
assert nB.survey_values_metadata([uri_meta1, uri_meta2]) == {
uri_meta1: iv_meta1.metadata,
uri_meta2: iv_meta2.metadata,
}
assert nB.survey_values_metadata('.*meta.$', is_re=True) == {
uri_meta1: iv_meta1.metadata,
uri_meta2: iv_meta2.metadata,
}
assert nB.survey_values_metadata('.*nometa$', is_re=True, timeout=0.1) == {}
assert nB.survey_values_metadata(
'test://test_survey_value/test_survey_value_metadata/unknown', timeout=0.1) == {}
# Wrong RE should return an empty set AND not cause remote nodes to crash
assert nB.survey_values_metadata('*', is_re=True, timeout=0.1) == {}
assert nB.survey_values_metadata(
[uri_meta1]) == {uri_meta1: iv_meta1.metadata}, 'Remote node crashed'
def test_property_value(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_property_value/test_property_value'
ivA = IsacValue(nA, uri, survey_last_value=False, survey_static_tags=False)
ivB = IsacValue(nB, uri, survey_static_tags=False)
assert ivA.value is None
assert ivB.value is None
v1 = randint(0, 100)
ivA.value = v1
ts1 = ivA.timestamp
assert ivA.value == v1
assert ivB.value == v1
def test_survey_value_metadata(two_nodes): # noqa: F811
nA, nB = two_nodes
uri_nometa = 'test://test_survey_value/test_survey_value_metadata/iv_nometa'
iv_nometa = IsacValue(nA, uri_nometa, survey_last_value=False, survey_static_tags=False)
uri_meta = 'test://test_survey_value/test_survey_value_metadata/iv_meta'
iv_meta = IsacValue(
nA, uri_meta, metadata={'a': 1, 'b': 2},
survey_last_value=False, survey_static_tags=False
)
assert nB.survey_value_metadata(uri_nometa, timeout=0.1) == (None, None)
assert nB.survey_value_metadata(
'test://test_survey_value/test_survey_value_metadata/unknown', timeout=0.1) == (None, None)
assert nB.survey_value_metadata(uri_meta) == (iv_meta.metadata, nA.name_uuid())
def test_weakref(one_node): # noqa: F811
iv = IsacValue(one_node,
'test://test_isac_value/test_weakref/test_iv',
survey_last_value=False,
survey_static_tags=False)
del iv
assert one_node.isac_values.valuerefs() == []
def test_survey_value_static_tags(two_nodes): # noqa: F811
nA, nB = two_nodes
uri_nostatictags = 'test://test_survey_value/test_survey_value_static_tags/iv_nostatictags'
iv_nostatictags = IsacValue(
nA, uri_nostatictags, survey_last_value=False, survey_static_tags=False)
uri_statictags = 'test://test_survey_value/test_survey_value_static_tags/iv_statictags'
iv_statictags = IsacValue(
nA, uri_statictags, static_tags={'this': 'is', 'static': 'tags'},
survey_last_value=False, survey_static_tags=False
)
assert nB.survey_value_static_tags(uri_nostatictags, timeout=0.1) == {}
assert nB.survey_value_static_tags(
'test://test_survey_value/test_survey_value_static_tags/unknown', timeout=0.1) == {}
assert nB.survey_value_static_tags(uri_statictags) == iv_statictags.static_tags
def test_property_metadata(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_property_metadata/test_property_metadata'
ivA = IsacValue(nA, uri, survey_last_value=False, survey_static_tags=False)
ivB = IsacValue(nB, uri, survey_static_tags=False)
assert ivA.metadata is None
assert ivB.metadata is None
metadata = {'this': 'is', 'meta': 'data'}
ivA.metadata = metadata
assert ivA.metadata == metadata
assert ivB.metadata is None
ivB.survey_metadata()
assert ivB.metadata == metadata
def test_creation_double():
nA = IsacNode('A')
nB = IsacNode('B')
uri = 'test://test_isac_value/test_creation_double/my_value'
try:
ivA = IsacValue(nA,
uri,
survey_last_value=False,
survey_static_tags=False)
ivB = IsacValue(nB,
uri,
survey_last_value=False,
survey_static_tags=False)
finally:
nA.shutdown()
nB.shutdown()
def test_creation_static_tags(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_creation_static_tags/test_static_tags'
static_tags = {'this': 'is', 'static': 'tags'}
ivA = IsacValue(nA,
uri,
static_tags=static_tags,
survey_last_value=False,
survey_static_tags=False)
assert ivA.static_tags == static_tags
ivB = IsacValue(nB, uri, survey_last_value=False)
assert ivB.static_tags == static_tags
iv2A = IsacValue(nA, uri + '_dont_exists', survey_last_value=False)
assert iv2A.static_tags == {}
def test_property_timestamp(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_property_timestamp/test_property_timestamp'
ivA = IsacValue(nA, uri, survey_last_value=False, survey_static_tags=False)
ivB = IsacValue(nB, uri, survey_static_tags=False)
assert ivA.timestamp == datetime(1970, 1, 1, 0, 0)
assert ivA.timestamp_float == 0
assert ivB.timestamp == datetime(1970, 1, 1, 0, 0)
assert ivB.timestamp_float == 0
v1 = randint(0, 100)
ivA.value = v1
ts1 = ivA.timestamp
assert datetime.fromtimestamp(ivA.timestamp_float) == ts1
assert ivB.value == v1
assert ivB.timestamp == ts1
assert datetime.fromtimestamp(ivB.timestamp_float) == ts1
def test_property_ts_tags(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_property_ts_tags/test_property_ts_tags'
dynamic_tags = {'this': 'is', 'dynamic': 'tags'}
dynamic_tags_full = dynamic_tags
dynamic_tags_full.update(nA.name_uuid())
ivA = IsacValue(nA,
uri,
randint(0, 100),
dynamic_tags=dynamic_tags,
survey_last_value=False,
survey_static_tags=False)
ivB = IsacValue(nB, uri, survey_static_tags=False)
assert ivA.ts_tags == (ivA.timestamp, dynamic_tags_full)
assert ivB.ts_tags == (ivA.timestamp, dynamic_tags_full)
def test_creation_with_full_init(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_creation_with_full_init/test_with_full_init'
v1 = randint(0, 100)
ts1 = datetime.now() - timedelta(hours=1)
ivA = IsacValue(nA,
uri, (v1, ts1),
survey_last_value=False,
survey_static_tags=False)
assert ivA.value == v1
assert ivA.timestamp == ts1
assert ivA.static_tags == {}
assert ivA.tags == nA.name_uuid()
assert ivA.metadata is None
v2 = v1 + 10
ts2 = datetime.now() - timedelta(hours=2)
ivB = IsacValue(nB, uri, (v2, ts2), survey_static_tags=False)
assert ivB.value == v1
assert ivB.timestamp == ts1
assert ivB.static_tags == {}
assert ivB.tags == nA.name_uuid()
assert ivB.metadata is None
assert ivA.value == v1
assert ivA.timestamp == ts1
assert ivA.static_tags == {}
assert ivA.tags == nA.name_uuid()
assert ivA.metadata is None
ivB = None
v3 = v2 + 10
ts3 = datetime.now()
ivB = IsacValue(nB, uri, (v3, ts3), survey_static_tags=False)
assert ivB.value == v3
assert ivB.timestamp == ts3
assert ivB.static_tags == {}
assert ivB.tags == nB.name_uuid()
assert ivB.metadata is None
assert ivA.value == v3
assert ivA.timestamp == ts3
assert ivA.static_tags == {}
assert ivA.tags == nB.name_uuid()
assert ivA.metadata is None
def test_property_value_ts(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_property_value_ts/test_property_value_ts'
ivA = IsacValue(nA, uri, survey_last_value=False, survey_static_tags=False)
ivB = IsacValue(nB, uri, survey_static_tags=False)
assert ivA.value_ts == (None, datetime(1970, 1, 1, 0, 0))
assert ivB.value_ts == (None, datetime(1970, 1, 1, 0, 0))
v1 = randint(0, 100)
ts1 = datetime.now() + timedelta(hours=1)
ivA.value_ts = v1, ts1
assert ivA.value_ts == (v1, ts1)
assert ivA.value == v1
assert datetime.fromtimestamp(ivA.timestamp_float) == ts1
assert ivB.value_ts == (v1, ts1)
assert ivB.value == v1
assert ivB.timestamp == ts1
assert datetime.fromtimestamp(ivB.timestamp_float) == ts1
def test_survey_value_uri(two_nodes): # noqa: F811
nA, nB = two_nodes
iv1 = IsacValue(nA, 'iv1', survey_last_value=False, survey_static_tags=False)
iv2 = IsacValue(nA, 'iv2', survey_last_value=False, survey_static_tags=False)
assert nB.survey_value_uri('', limit_peers=1) >= set(['iv1', 'iv2'])
assert nB.survey_value_uri('i', limit_peers=1) >= set(['iv1', 'iv2'])
assert nB.survey_value_uri('v', limit_peers=1) >= set(['iv1', 'iv2'])
assert nB.survey_value_uri('1', limit_peers=1) >= set(['iv1'])
assert nB.survey_value_uri('2', limit_peers=1) >= set(['iv2'])
assert nB.survey_value_uri('^i', limit_peers=1) >= set(['iv1', 'iv2'])
assert nB.survey_value_uri('[1|2]$', limit_peers=1) >= set(['iv1', 'iv2'])
assert nB.survey_value_uri('^.*1', limit_peers=1) >= set(['iv1'])
assert nB.survey_value_uri('^v', limit_peers=1, timeout=0.1) == set([])
assert nB.survey_value_uri('nothing', limit_peers=1, timeout=0.1) == set([])
# Wrong RE should return an empty set AND not cause remote nodes to crash
assert nB.survey_value_uri('*', limit_peers=1, timeout=0.1) == set([])
assert nB.survey_value_uri('', limit_peers=1) >= set(['iv1', 'iv2']), 'Remote node crashed'
def test_creation_with_init(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_creation_with_init/test_with_init'
v = randint(0, 100)
ivA = IsacValue(nA,
uri,
v,
survey_last_value=False,
survey_static_tags=False)
assert ivA.value == v
assert ivA.static_tags == {}
assert ivA.tags == nA.name_uuid()
assert ivA.metadata is None
t = ivA.timestamp
ivB = IsacValue(nB, uri, survey_static_tags=False)
assert ivB.value == v
assert ivB.timestamp == t
assert ivB.static_tags == {}
assert ivB.tags == nA.name_uuid()
assert ivB.metadata is None
def test_observer_at_creation(two_nodes): # noqa: F811
nA, nB = two_nodes
obs = Observer()
uri = 'test://test_isac_value/test_observer_at_creation/test_observer'
ivA = IsacValue(nA,
uri,
randint(0, 100),
static_tags={
'this': 'is',
'static': 'tags'
},
survey_last_value=False,
survey_static_tags=False)
ivB = IsacValue(nB, uri, observers=Observable([obs.observer]))
green.sleep(0.5)
assert obs.args, 'Callback not received'
iv_recv, value, ts, tags = obs.args
assert iv_recv == ivB
assert value == ivA.value
assert ts == ivA.timestamp
assert tags == ivA.tags
assert obs.static_tags == ivA.static_tags
def test_survey_value_history(two_nodes): # noqa: F811
nA, nB = two_nodes
time_period = (time.time()-86400, time.time())
uri_arch = 'test://test_survey_value/test_survey_value_history/archived_iv'
archived_iv = ArchivedValue(nA, uri_arch, survey_last_value=False, survey_static_tags=False)
uri_simple = 'test://test_survey_value/test_survey_value_history/simple_iv'
simple_iv = IsacValue(nA, uri_simple, survey_last_value=False, survey_static_tags=False)
assert nB.survey_value_history(uri_simple, (0, 1000), timeout=0.1) is None
assert nB.survey_value_history(uri_arch, (0, 1000)) == b'testA'
assert nB.survey_value_history(
'test://test_survey_value/test_survey_value_history/unknown',
(0, 1000), timeout=0.1
) is None
def test_history(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_isac_value/test_history/test_history'
ivA = IsacValue(nA, uri, survey_last_value=False, survey_static_tags=False)
ivB = FakeArchivedValue(nB, uri, survey_static_tags=False)
time_period = (0, 20)
data = ivA.get_history(time_period)
data_fixture_converted = [(point[0], datetime.fromtimestamp(point[1]),
point[2]) for point in ivB._test_data]
assert ivB._test_time_period, 'History callback not called'
assert ivB._test_time_period == list(time_period)
assert data == data_fixture_converted
with pytest.raises(NoPeerWithHistoryException):
ivB.get_history(time_period)
def test_survey_last_value(two_nodes): # noqa: F811
nA, nB = two_nodes
uri = 'test://test_survey_value/test_survey_last_value/my_value'
iv = IsacValue(nA, uri, survey_last_value=False, survey_static_tags=False)
# Uninitialised/new value have a None value at time 0
assert nB.survey_last_value(uri, limit_peers=1) == (None, 0, {})
iv.value = randint(0, 100)
assert nB.survey_last_value(
uri, limit_peers=1) == (iv.value, iv.timestamp_float, nA.name_uuid())
# Inexistent value are not an error, they simply return None at time 0
# (That is actually what give the default state of an uninitialised/new value behind the scene)
assert nB.survey_last_value(
'test://test_survey_value/test_survey_last_value/inexistent',
limit_peers=1
) == (None, 0, {})
