cti-python-stix2/stix2/test/test_utils.py

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import datetime as dt
from io import StringIO
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import pytest
import pytz
import stix2.utils
amsterdam = pytz.timezone('Europe/Amsterdam')
eastern = pytz.timezone('US/Eastern')
@pytest.mark.parametrize('dttm,timestamp', [
(dt.datetime(2017, 1, 1, tzinfo=pytz.utc), '2017-01-01T00:00:00Z'),
(amsterdam.localize(dt.datetime(2017, 1, 1)), '2016-12-31T23:00:00Z'),
(eastern.localize(dt.datetime(2017, 1, 1, 12, 34, 56)), '2017-01-01T17:34:56Z'),
(eastern.localize(dt.datetime(2017, 7, 1)), '2017-07-01T04:00:00Z'),
(dt.datetime(2017, 7, 1), '2017-07-01T00:00:00Z'),
(dt.datetime(2017, 7, 1, 0, 0, 0, 1), '2017-07-01T00:00:00.000001Z'),
(stix2.utils.STIXdatetime(2017, 7, 1, 0, 0, 0, 1, precision='millisecond'), '2017-07-01T00:00:00.000Z'),
(stix2.utils.STIXdatetime(2017, 7, 1, 0, 0, 0, 1, precision='second'), '2017-07-01T00:00:00Z'),
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])
def test_timestamp_formatting(dttm, timestamp):
assert stix2.utils.format_datetime(dttm) == timestamp
@pytest.mark.parametrize('timestamp, dttm', [
(dt.datetime(2017, 1, 1, 0, tzinfo=pytz.utc), dt.datetime(2017, 1, 1, 0, 0, 0, tzinfo=pytz.utc)),
(dt.date(2017, 1, 1), dt.datetime(2017, 1, 1, 0, 0, 0, tzinfo=pytz.utc)),
('2017-01-01T00:00:00Z', dt.datetime(2017, 1, 1, 0, 0, 0, tzinfo=pytz.utc)),
('2017-01-01T02:00:00+2:00', dt.datetime(2017, 1, 1, 0, 0, 0, tzinfo=pytz.utc)),
('2017-01-01T00:00:00', dt.datetime(2017, 1, 1, 0, 0, 0, tzinfo=pytz.utc)),
])
def test_parse_datetime(timestamp, dttm):
assert stix2.utils.parse_into_datetime(timestamp) == dttm
@pytest.mark.parametrize('timestamp, dttm, precision', [
('2017-01-01T01:02:03.000001', dt.datetime(2017, 1, 1, 1, 2, 3, 0, tzinfo=pytz.utc), 'millisecond'),
('2017-01-01T01:02:03.001', dt.datetime(2017, 1, 1, 1, 2, 3, 1000, tzinfo=pytz.utc), 'millisecond'),
('2017-01-01T01:02:03.1', dt.datetime(2017, 1, 1, 1, 2, 3, 100000, tzinfo=pytz.utc), 'millisecond'),
('2017-01-01T01:02:03.45', dt.datetime(2017, 1, 1, 1, 2, 3, 450000, tzinfo=pytz.utc), 'millisecond'),
('2017-01-01T01:02:03.45', dt.datetime(2017, 1, 1, 1, 2, 3, tzinfo=pytz.utc), 'second'),
])
def test_parse_datetime_precision(timestamp, dttm, precision):
assert stix2.utils.parse_into_datetime(timestamp, precision) == dttm
@pytest.mark.parametrize('ts', [
'foobar',
1,
])
def test_parse_datetime_invalid(ts):
with pytest.raises(ValueError):
stix2.utils.parse_into_datetime('foobar')
@pytest.mark.parametrize('data', [
{"a": 1},
'{"a": 1}',
StringIO(u'{"a": 1}'),
[("a", 1,)],
])
def test_get_dict(data):
assert stix2.utils.get_dict(data)
@pytest.mark.parametrize('data', [
1,
[1],
['a', 1],
"foobar",
])
def test_get_dict_invalid(data):
with pytest.raises(ValueError):
stix2.utils.get_dict(data)
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@pytest.mark.parametrize('stix_id, typ', [
('malware--d69c8146-ab35-4d50-8382-6fc80e641d43', 'malware'),
('intrusion-set--899ce53f-13a0-479b-a0e4-67d46e241542', 'intrusion-set')
])
def test_get_type_from_id(stix_id, typ):
assert stix2.utils.get_type_from_id(stix_id) == typ