exclude test keys from template usage page

they were not included in nightly task since that runs off
NotificationHistory, which doesn't include test keys. However, when you
load the page we top up the nightly stats with today's data from the
Notifications table, which *does* include test data.

tests/app/dao/test_services_dao.py

@@ -64,8 +64,13 @@ from app.models import (
 )
 
 from tests.app.db import (
-    create_inbound_number, create_user, create_service, create_service_with_inbound_number,
-    create_service_with_defined_sms_sender
+    create_inbound_number,
+    create_user,
+    create_service,
+    create_service_with_inbound_number,
+    create_service_with_defined_sms_sender,
+    create_template,
+    create_notification as create_notification_db
 )
 from tests.app.conftest import (
     sample_notification as create_notification,
@@ -1477,3 +1482,27 @@ def test_dao_fetch_monthly_historical_usage_by_template_for_service_only_returns
     )
 
     assert len(result) == 1
+
+
+@freeze_time("2018-01-01 11:09:00.000000")
+def test_dao_fetch_monthly_historical_usage_by_template_for_service_ignores_test_api_keys(sample_service):
+    template_1 = create_template(sample_service, template_name='1')
+    template_2 = create_template(sample_service, template_name='2')
+    template_3 = create_template(sample_service, template_name='3')
+
+    create_notification_db(template_1, key_type=KEY_TYPE_TEST)
+    create_notification_db(template_2, key_type=KEY_TYPE_TEAM)
+    create_notification_db(template_3, key_type=KEY_TYPE_NORMAL)
+
+    results = sorted(
+        dao_fetch_monthly_historical_usage_by_template_for_service(sample_service.id, 2017),
+        key=lambda x: x.name
+    )
+
+    assert len(results) == 2
+    # template_1 only used with test keys
+    assert results[0].template_id == template_2.id
+    assert results[0].count == 1
+
+    assert results[1].template_id == template_3.id
+    assert results[1].count == 1