Change the updates to only look at today, and not yesterday.

tests/app/dao/test_ft_billing_dao.py

@@ -631,6 +631,7 @@ def test_fetch_letter_line_items_for_all_service(notify_db_session):
     assert results[4] == (None, None, service_3.name, service_3.id, Decimal("0.55"), 'second', 15)
 
 
+@freeze_time('2019-06-01 13:30')
 def test_fetch_usage_year_for_organisation(notify_db_session):
     org, org_2, service, service_2, service_3, service_sms_only, \
         org_with_emails, service_with_emails = set_up_usage_data(datetime(2019, 5, 1))

tests/app/db.py

@@ -908,7 +908,7 @@ def set_up_usage_data(start_date):
 
     service_2 = create_service(service_name='b - emails')
     email_template = create_template(service=service_2, template_type='email')
-    org_2 = create_organisation(name='Org for {}'.format(service_2))
+    org_2 = create_organisation(name='Org for {}'.format(service_2.name))
     dao_add_service_to_organisation(service=service_2, organisation_id=org_2.id)
 
     service_3 = create_service(service_name='c - letters only')

tests/app/organisation/test_rest.py

@@ -777,7 +777,16 @@ def test_get_organisation_services_usage_returns_400_if_year_is_invalid(admin_re
     response = admin_request.get(
         'organisation.get_organisation_services_usage',
         organisation_id=uuid.uuid4(),
-        **{"year": 'year'},
+        **{"year": 'not-a-valid-year'},
+        _expected_status=400
+    )
+    assert response['message'] == 'No valid year provided'
+
+
+def test_get_organisation_services_usage_returns_400_if_year_is_empty(admin_request):
+    response = admin_request.get(
+        'organisation.get_organisation_services_usage',
+        organisation_id=uuid.uuid4(),
         _expected_status=400
     )
     assert response['message'] == 'No valid year provided'