testing top offenders query

slopserver/db.py

@@ -1,7 +1,7 @@
 from collections.abc import Iterable
 from datetime import datetime
 from urllib.parse import ParseResult
-from sqlalchemy import select
+from sqlalchemy import select, func
 from sqlalchemy.engine import Engine
 from sqlalchemy.orm import Session
 from slopserver.models import Domain, Path, User, Report
@@ -12,6 +12,13 @@ def select_slop(urls: list[ParseResult], engine: Engine) -> Iterable[Domain]:
         rows = session.scalars(query).all()
         return rows
 
+def top_offenders(engine: Engine, limit: int|None = None) -> Iterable[Domain]:
+    query = select(Domain.domain_name, func.count(Path.id)).join(Path).group_by(Domain.id).order_by(func.count(Path.id).desc())
+    if limit: query = query.limit(limit)
+    with Session(engine) as session:
+        top_offenders = session.execute(query).all()
+        return top_offenders
+    
 def insert_slop(urls: list[ParseResult], engine: Engine, user: User | None = None):
     domain_dict: dict[str. set[str]] = dict()
     for url in urls:

slopserver/test/test_db.py

@@ -7,9 +7,12 @@ import unittest
 class TestDBFuncs(unittest.TestCase):
 
     test_db_url = settings.db_url
-    engine = None
 
     def setUp(self):
-        engine = create_engine(self.test_db_url)
+        self.engine = create_engine(self.test_db_url)
 
+    def test_get_top_offenders(self):
+        items = top_offenders(self.engine)
+        print(items)
+        self.assertEqual(items[0][0], "moogle.com")