Add API client for notification statistic

Adds a client for the endpoints added in
67c4bd2263

tests/app/main/notify_client/test_statistics_client.py

@@ -0,0 +1,13 @@
+from app.notify_client.statistics_api_client import StatisticsApiClient
+
+
+def test_client_uses_correct_find_by_email(mocker, api_user_active):
+
+    expected_url = '/service/a1b2c3d4/notifications-statistics'
+
+    client = StatisticsApiClient()
+    mock_get = mocker.patch('app.notify_client.statistics_api_client.StatisticsApiClient.get')
+
+    client.get_statistics_for_service('a1b2c3d4')
+
+    mock_get.assert_called_once_with(url=expected_url)

tests/app/main/views/test_dashboard.py

@@ -6,6 +6,7 @@ def test_should_show_recent_jobs_on_dashboard(app_,
                                               api_user_active,
                                               mock_get_service,
                                               mock_get_service_templates,
+                                              mock_get_service_statistics,
                                               mock_get_user,
                                               mock_get_user_by_email,
                                               mock_login,

tests/app/main/views/test_sign_out.py

@@ -16,6 +16,7 @@ def test_sign_out_user(app_,
                        mock_get_user,
                        mock_get_user_by_email,
                        mock_get_service_templates,
+                       mock_get_service_statistics,
                        mock_login,
                        mock_get_jobs):
     with app_.test_request_context():