feat: add community contribution ranks

apps/gamification/tests/integration/test_ledger.py

@@ -0,0 +1,43 @@
+import pytest
+
+from apps.gamification.services import summary_for_user, sync_source_effects
+from apps.gamification.models import ContributionLedger
+
+
+pytestmark = [pytest.mark.integration, pytest.mark.django_db]
+
+
+def test_source_award_is_idempotent_and_reversal_then_restore_tracks_current_state(user_factory):
+    member = user_factory()
+    award = [{"user": member, "activity": "post", "role": "author", "points": 20}]
+
+    sync_source_effects("blog_post", "post-1", award)
+    sync_source_effects("blog_post", "post-1", award)
+    assert summary_for_user(member)["points_total"] == 20
+    assert ContributionLedger.objects.filter(user=member).count() == 1
+
+    sync_source_effects("blog_post", "post-1", [])
+    sync_source_effects("blog_post", "post-1", [])
+    assert summary_for_user(member)["points_total"] == 0
+    assert ContributionLedger.objects.filter(user=member).count() == 2
+
+    sync_source_effects("blog_post", "post-1", award)
+    assert summary_for_user(member)["points_total"] == 20
+    assert summary_for_user(member)["activity_counts"]["posts"] == 1
+    assert ContributionLedger.objects.filter(user=member).count() == 3
+
+
+def test_summary_does_not_count_saves_as_activity_badges(user_factory):
+    member = user_factory()
+    sync_source_effects(
+        "blog_save",
+        "save-1",
+        [{"user": member, "activity": "save", "role": "actor", "points": 1}],
+    )
+
+    summary = summary_for_user(member)
+
+    assert summary["points_total"] == 1
+    assert summary["points_blog"] == 1
+    assert summary["activity_counts"]["likes"] == 0
+    assert not any(badge["category"] == "save" for badge in summary["badges"])