[WIP] added dao and rest endpoint for retrieving invited users

by service and by id.

tests/app/invite/test_invite_rest.py

@@ -1,4 +1,5 @@
 import json
+import uuid
 
 from tests import create_authorization_header
 
@@ -68,3 +69,107 @@ def test_create_invited_user_invalid_email(notify_api, sample_service):
             json_resp = json.loads(response.get_data(as_text=True))
             assert json_resp['result'] == 'error'
             assert json_resp['message'] == {'email_address': ['Invalid email']}
+
+
+def test_get_all_invited_users_by_service(notify_api, notify_db, notify_db_session, sample_service):
+
+    from tests.app.conftest import sample_invited_user
+    invites = []
+    for i in range(0, 5):
+        email = 'invited_user_{}@service.gov.uk'.format(i)
+
+        invited_user = sample_invited_user(notify_db,
+                                           notify_db_session,
+                                           sample_service,
+                                           email)
+        invites.append(invited_user)
+
+    with notify_api.test_request_context():
+        with notify_api.test_client() as client:
+
+            url = '/service/{}/invite'.format(sample_service.id)
+
+            auth_header = create_authorization_header(
+                path=url,
+                method='GET'
+            )
+
+            response = client.get(
+                url,
+                headers=[('Content-Type', 'application/json'), auth_header]
+            )
+            assert response.status_code == 200
+            json_resp = json.loads(response.get_data(as_text=True))
+
+            invite_from = sample_service.users[0]
+
+            for invite in json_resp['data']:
+                assert invite['service'] == str(sample_service.id)
+                assert invite['from_user'] == invite_from.id
+                assert invite['id']
+
+
+def test_get_invited_users_by_service_with_no_invites(notify_api, notify_db, notify_db_session, sample_service):
+
+    with notify_api.test_request_context():
+        with notify_api.test_client() as client:
+
+            url = '/service/{}/invite'.format(sample_service.id)
+
+            auth_header = create_authorization_header(
+                path=url,
+                method='GET'
+            )
+
+            response = client.get(
+                url,
+                headers=[('Content-Type', 'application/json'), auth_header]
+            )
+            assert response.status_code == 200
+            json_resp = json.loads(response.get_data(as_text=True))
+            assert len(json_resp['data']) == 0
+
+
+def test_get_invited_user_by_service_and_id(notify_api, sample_service, sample_invited_user):
+    with notify_api.test_request_context():
+        with notify_api.test_client() as client:
+
+            url = '/service/{}/invite/{}'.format(sample_service.id, sample_invited_user.id)
+
+            auth_header = create_authorization_header(
+                path=url,
+                method='GET'
+            )
+
+            response = client.get(
+                url,
+                headers=[('Content-Type', 'application/json'), auth_header]
+            )
+            assert response.status_code == 200
+            json_resp = json.loads(response.get_data(as_text=True))
+
+            invite_email_address = sample_invited_user.email_address
+            invite_from = sample_service.users[0]
+
+            assert json_resp['data']['service'] == str(sample_service.id)
+            assert json_resp['data']['email_address'] == invite_email_address
+            assert json_resp['data']['from_user'] == invite_from.id
+            assert json_resp['data']['id']
+
+
+def test_get_invited_user_by_service_but_unknown_invite_id_returns_404(notify_api, sample_service):
+    with notify_api.test_request_context():
+        with notify_api.test_client() as client:
+            unknown_id = uuid.uuid4()
+            url = '/service/{}/invite/{}'.format(sample_service.id, unknown_id)
+
+            auth_header = create_authorization_header(
+                path=url,
+                method='GET'
+            )
+
+            response = client.get(
+                url,
+                headers=[('Content-Type', 'application/json'), auth_header]
+            )
+            assert response.status_code == 404