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fix(sentry-FLAGSMITH-API-4FY): resolve metadata segment n+1 #4030

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Jun 3, 2024
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1 change: 1 addition & 0 deletions api/segments/views.py
Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,7 @@ def get_queryset(self):
"rules__rules",
"rules__rules__conditions",
"rules__rules__rules",
"metadata",
)

query_serializer = SegmentListQuerySerializer(data=self.request.query_params)
Expand Down
21 changes: 17 additions & 4 deletions api/tests/unit/segments/test_unit_segments_views.py
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@

import pytest
from django.contrib.auth import get_user_model
from django.contrib.contenttypes.models import ContentType
from django.urls import reverse
from flag_engine.segments.constants import EQUAL
from pytest_django.fixtures import SettingsWrapper
Expand All @@ -15,7 +16,7 @@
from audit.related_object_type import RelatedObjectType
from environments.models import Environment
from features.models import Feature
from metadata.models import MetadataModelField
from metadata.models import Metadata, MetadataModelField
from projects.models import Project
from projects.permissions import MANAGE_SEGMENTS, VIEW_PROJECT
from segments.models import Condition, Segment, SegmentRule, WhitelistedSegment
Expand Down Expand Up @@ -337,16 +338,28 @@ def test_get_segment_by_uuid(client, project, segment):
@pytest.mark.parametrize(
"client, num_queries",
[
(lazy_fixture("admin_master_api_key_client"), 16),
(lazy_fixture("admin_client"), 15),
(lazy_fixture("admin_master_api_key_client"), 12),
(lazy_fixture("admin_client"), 11),
],
)
def test_list_segments(django_assert_num_queries, project, client, num_queries):
def test_list_segments(
django_assert_num_queries,
project,
client,
num_queries,
required_a_segment_metadata_field,
):
# Given
num_segments = 5
segments = []
for i in range(num_segments):
segment = Segment.objects.create(project=project, name=f"segment {i}")
Metadata.objects.create(
object_id=segment.id,
content_type=ContentType.objects.get_for_model(segment),
model_field=required_a_segment_metadata_field,
field_value="test",
)
all_rule = SegmentRule.objects.create(
segment=segment, type=SegmentRule.ALL_RULE
)
Expand Down