Write first two tests

src/testapp/tests.py

@@ -1,4 +1,5 @@
 from django.test import TestCase
+from auditlog.models import LogEntry
 from testapp.models import SimpleModel
 
 
@@ -6,11 +7,34 @@ class ModelTest(TestCase):
     def setUp(self):
         self.obj_simple = SimpleModel.objects.create(text='I am not difficult.')
 
-    def test_simple_create(self):
-        """Mutations on simple models are logged correctly."""
-        # Create the object to work with
+    def test_create(self):
+        """Creation is logged correctly."""
+        # Get the object to work with
         obj = self.obj_simple
+
+        # Check for log entries
+        self.assertTrue(obj.history.count() == 1, msg="There is one log entry")
+
+        try:
+            history = obj.history.get()
+        except LogEntry.DoesNotExist:
+            self.assertTrue(False, "Log entry exists")
+        else:
+            self.assertEqual(history.action, LogEntry.Action.CREATE, msg="Action is 'CREATE'")
+            self.assertEqual(history.object_repr, str(obj), msg="Representation is equal")
+
+    def test_update(self):
+        """Updates are logged correctly."""
+        # Get the object to work with
+        obj = self.obj_simple
+
+        # Change something
+        obj.boolean = True
         obj.save()
 
         # Check for log entries
-        self.assertTrue(obj.history)
+        self.assertTrue(obj.history.filter(action=LogEntry.Action.UPDATE).count() == 1, msg="There is one log entry for 'UPDATE'")
+
+        history = obj.history.get(action=LogEntry.Action.UPDATE)
+
+        self.assertJSONEqual(history.changes, '{"boolean": ["False", "True"]}', msg="The change is correctly logged")