cti-python-stix2/stix2/test/v20/test_datastore_composite.py

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import pytest
from stix2.datastore import CompositeDataSource, make_id
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from stix2.datastore.filters import Filter
from stix2.datastore.memory import MemorySink, MemorySource, MemoryStore
from stix2.utils import parse_into_datetime
from stix2.v20.common import TLP_GREEN
def test_add_remove_composite_datasource():
cds = CompositeDataSource()
ds1 = MemorySource()
ds2 = MemorySource()
ds3 = MemorySink()
with pytest.raises(TypeError) as excinfo:
cds.add_data_sources([ds1, ds2, ds1, ds3])
assert str(excinfo.value) == (
"DataSource (to be added) is not of type "
"stix2.DataSource. DataSource type is '<class 'stix2.datastore.memory.MemorySink'>'"
)
cds.add_data_sources([ds1, ds2, ds1])
assert len(cds.get_all_data_sources()) == 2
cds.remove_data_sources([ds1.id, ds2.id])
assert len(cds.get_all_data_sources()) == 0
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def test_composite_datasource_operations(stix_objs1, stix_objs2):
BUNDLE1 = dict(
id="bundle--%s" % make_id(),
objects=stix_objs1,
spec_version="2.0",
type="bundle",
)
cds1 = CompositeDataSource()
ds1_1 = MemorySource(stix_data=BUNDLE1)
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ds1_2 = MemorySource(stix_data=stix_objs2)
cds2 = CompositeDataSource()
ds2_1 = MemorySource(stix_data=BUNDLE1)
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ds2_2 = MemorySource(stix_data=stix_objs2)
cds1.add_data_sources([ds1_1, ds1_2])
cds2.add_data_sources([ds2_1, ds2_2])
indicators = cds1.all_versions("indicator--00000000-0000-4000-8000-000000000001")
# In STIX_OBJS2 changed the 'modified' property to a later time...
assert len(indicators) == 3
cds1.add_data_sources([cds2])
indicator = cds1.get("indicator--00000000-0000-4000-8000-000000000001")
assert indicator["id"] == "indicator--00000000-0000-4000-8000-000000000001"
assert indicator["modified"] == parse_into_datetime("2017-01-31T13:49:53.935Z")
assert indicator["type"] == "indicator"
query1 = [
Filter("type", "=", "indicator"),
]
query2 = [
Filter("valid_from", "=", "2017-01-27T13:49:53.935382Z"),
]
cds1.filters.add(query2)
results = cds1.query(query1)
# STIX_OBJS2 has indicator with later time, one with different id, one with
# original time in STIX_OBJS1
assert len(results) == 4
indicator = cds1.get("indicator--00000000-0000-4000-8000-000000000001")
assert indicator["id"] == "indicator--00000000-0000-4000-8000-000000000001"
assert indicator["modified"] == parse_into_datetime("2017-01-31T13:49:53.935Z")
assert indicator["type"] == "indicator"
results = cds1.all_versions("indicator--00000000-0000-4000-8000-000000000001")
assert len(results) == 3
# Since we have filters already associated with our CompositeSource providing
# nothing returns the same as cds1.query(query1) (the associated query is query2)
results = cds1.query([])
assert len(results) == 4
def test_source_markings():
msrc = MemorySource(TLP_GREEN)
assert msrc.get(TLP_GREEN.id) == TLP_GREEN
assert msrc.all_versions(TLP_GREEN.id) == [TLP_GREEN]
assert msrc.query(Filter("id", "=", TLP_GREEN.id)) == [TLP_GREEN]
def test_sink_markings():
# just make sure there is no crash
msink = MemorySink(TLP_GREEN)
msink.add(TLP_GREEN)
def test_store_markings():
mstore = MemoryStore(TLP_GREEN)
assert mstore.get(TLP_GREEN.id) == TLP_GREEN
assert mstore.all_versions(TLP_GREEN.id) == [TLP_GREEN]
assert mstore.query(Filter("id", "=", TLP_GREEN.id)) == [TLP_GREEN]
def test_source_mixed(indicator):
msrc = MemorySource([TLP_GREEN, indicator])
assert msrc.get(TLP_GREEN.id) == TLP_GREEN
assert msrc.all_versions(TLP_GREEN.id) == [TLP_GREEN]
assert msrc.query(Filter("id", "=", TLP_GREEN.id)) == [TLP_GREEN]
assert msrc.get(indicator.id) == indicator
assert msrc.all_versions(indicator.id) == [indicator]
assert msrc.query(Filter("id", "=", indicator.id)) == [indicator]
all_objs = msrc.query()
assert TLP_GREEN in all_objs
assert indicator in all_objs
assert len(all_objs) == 2
def test_sink_mixed(indicator):
# just make sure there is no crash
msink = MemorySink([TLP_GREEN, indicator])
msink.add([TLP_GREEN, indicator])
def test_store_mixed(indicator):
mstore = MemoryStore([TLP_GREEN, indicator])
assert mstore.get(TLP_GREEN.id) == TLP_GREEN
assert mstore.all_versions(TLP_GREEN.id) == [TLP_GREEN]
assert mstore.query(Filter("id", "=", TLP_GREEN.id)) == [TLP_GREEN]
assert mstore.get(indicator.id) == indicator
assert mstore.all_versions(indicator.id) == [indicator]
assert mstore.query(Filter("id", "=", indicator.id)) == [indicator]
all_objs = mstore.query()
assert TLP_GREEN in all_objs
assert indicator in all_objs
assert len(all_objs) == 2