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5 changes: 4 additions & 1 deletion vulnerabilities/models.py
Original file line number Diff line number Diff line change
Expand Up @@ -2926,7 +2926,10 @@ def to_dict(self):

class AdvisoryV2QuerySet(BaseQuerySet):
def latest_for_avid(self, avid: str):
return self.get(avid=avid, is_latest=True)
try:
return self.get(avid=avid, is_latest=True)
except self.model.DoesNotExist:
return None

def latest_per_avid(self):
return self.filter(is_latest=True)
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8 changes: 8 additions & 0 deletions vulnerabilities/tests/test_same_avid_different_content_id.py
Original file line number Diff line number Diff line change
Expand Up @@ -55,6 +55,14 @@ def test_latest_for_avid_returns_latest_by_date_collected(
assert result.id != older.id


@pytest.mark.django_db
def test_latest_for_avid_returns_none_when_advisory_does_not_exist(django_assert_num_queries):
with django_assert_num_queries(1):
result = AdvisoryV2.objects.latest_for_avid("pysec/PYSEC-3000-0")

assert result is None


@pytest.mark.django_db
def test_latest_for_avid_tie_breaks_by_id(advisory_factory, django_assert_num_queries):
avid = "source/ADV-2"
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