use grung-db

test/test_db.py

@@ -1,19 +1,15 @@
-import os
-
 import pytest
 
 import ttfrog.app
 from ttfrog import schema
-from ttfrog.db import Database
 
 
 @pytest.fixture
-def app():
-    ttfrog.app.initialize(Database("ttfrog-tests"))
-    ttfrog.app.db.drop_tables()
+def app(monkeypatch):
+    monkeypatch.setenv("TTFROG_IN_MEMORY_DB", "1")
+    ttfrog.app.initialize()
     yield ttfrog.app
     ttfrog.app.db.close()
-    os.unlink("ttfrog-tests")
 
 
 def test_create(app):
@@ -37,3 +33,8 @@ def test_create(app):
     after_update = app.db.save(john_something)
     assert after_update == john_something
     assert before_update != after_update
+
+    players = schema.Group(name="players", users=[john_something])
+    players = app.db.save(players)
+    players.users[0]["name"] = "fnord"
+    app.db.save(players)