Ensure that search doesn't make extra SQL lookups

Before this change, we were  accessing the `.kind` on the repository object, which caused peewee to make an extra lookup for each result

endpoints/api/test/test_search.py

@@ -1,12 +1,35 @@
-from endpoints.api.search import ConductRepositorySearch
+import pytest
+
+from playhouse.test_utils import assert_query_count
+
+from data.model import _basequery
+from endpoints.api.search import ConductRepositorySearch, ConductSearch
 from endpoints.api.test.shared import client_with_identity, conduct_api_call
 from test.fixtures import *
 
-def test_repository_search(client):
+@pytest.mark.parametrize('query, expected_query_count', [
+  ('simple', 7),
+  ('public', 6),
+  ('repository', 6),
+])
+def test_repository_search(query, expected_query_count, client):
   with client_with_identity('devtable', client) as cl:
-    params = {'query': 'simple'}
-    result = conduct_api_call(cl, ConductRepositorySearch, 'GET', params, None, 200).json
-    assert not result['has_additional']
-    assert result['start_index'] == 0
-    assert result['page'] == 1
-    assert result['results'][0]['name'] == 'simple'
+    params = {'query': query}
+    with assert_query_count(expected_query_count):
+      result = conduct_api_call(cl, ConductRepositorySearch, 'GET', params, None, 200).json
+      assert result['start_index'] == 0
+      assert result['page'] == 1
+      assert len(result['results'])
+
+
+@pytest.mark.parametrize('query, expected_query_count', [
+  ('simple', 8),
+  ('public', 8),
+  ('repository', 8),
+])
+def test_search_query_count(query, expected_query_count, client):
+  with client_with_identity('devtable', client) as cl:
+    params = {'query': query}
+    with assert_query_count(expected_query_count):
+      result = conduct_api_call(cl, ConductSearch, 'GET', params, None, 200).json
+      assert len(result['results'])