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✨(invitations) add invitation RSVP links in HTML emails (#10)

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Also include many fixes and scalingo deployment
This commit is contained in:
Sylvain Zimmer
2026-02-19 18:15:47 +01:00
committed by GitHub
parent acce8d1425
commit 81954a4ead
37 changed files with 2294 additions and 511 deletions
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47
src/backend/core/tests/test_caldav_proxy.py
View File

@@ -9,11 +9,13 @@ import responses
from rest_framework.status import (
HTTP_200_OK,
HTTP_207_MULTI_STATUS,
HTTP_400_BAD_REQUEST,
HTTP_401_UNAUTHORIZED,
)
from rest_framework.test import APIClient
from core import factories
from core.services.caldav_service import validate_caldav_proxy_path
@pytest.mark.django_db
@@ -305,3 +307,48 @@ class TestCalDAVProxy:
assert response.status_code == HTTP_200_OK
assert "Access-Control-Allow-Methods" in response
assert "PROPFIND" in response["Access-Control-Allow-Methods"]
def test_proxy_rejects_path_traversal(self):
"""Test that proxy rejects paths with directory traversal."""
user = factories.UserFactory(email="test@example.com")
client = APIClient()
client.force_login(user)
response = client.generic(
"PROPFIND", "/api/v1.0/caldav/calendars/../../etc/passwd"
)
assert response.status_code == HTTP_400_BAD_REQUEST
def test_proxy_rejects_non_caldav_path(self):
"""Test that proxy rejects paths outside allowed prefixes."""
user = factories.UserFactory(email="test@example.com")
client = APIClient()
client.force_login(user)
response = client.generic("PROPFIND", "/api/v1.0/caldav/etc/passwd")
assert response.status_code == HTTP_400_BAD_REQUEST
class TestValidateCaldavProxyPath:
"""Tests for validate_caldav_proxy_path utility."""
def test_empty_path_is_valid(self):
assert validate_caldav_proxy_path("") is True
def test_calendars_path_is_valid(self):
assert validate_caldav_proxy_path("calendars/user@ex.com/uuid/") is True
def test_principals_path_is_valid(self):
assert validate_caldav_proxy_path("principals/user@ex.com/") is True
def test_traversal_is_rejected(self):
assert validate_caldav_proxy_path("calendars/../../etc/passwd") is False
def test_null_byte_is_rejected(self):
assert validate_caldav_proxy_path("calendars/user\x00/") is False
def test_unknown_prefix_is_rejected(self):
assert validate_caldav_proxy_path("etc/passwd") is False
def test_leading_slash_calendars_is_valid(self):
assert validate_caldav_proxy_path("/calendars/user@ex.com/uuid/") is True

21
src/backend/core/tests/test_caldav_service.py
View File

@@ -66,3 +66,24 @@ class TestCalDAVClient:
assert caldav_path is not None
assert isinstance(caldav_path, str)
assert "calendars/" in caldav_path
@pytest.mark.skipif(
not settings.CALDAV_URL,
reason="CalDAV server URL not configured",
)
def test_create_calendar_with_color_persists(self):
"""Test that creating a calendar with a color saves it in CalDAV."""
user = factories.UserFactory(email="color-test@example.com")
service = CalendarService()
color = "#e74c3c"
# Create a calendar with a specific color
caldav_path = service.create_calendar(
user, name="Red Calendar", color=color
)
# Fetch the calendar info and verify the color was persisted
info = service.caldav.get_calendar_info(user, caldav_path)
assert info is not None
assert info["color"] == color
assert info["name"] == "Red Calendar"

28
src/backend/core/tests/test_import_events.py
View File

@@ -276,7 +276,7 @@ def _make_sabredav_response( # noqa: PLR0913 # pylint: disable=too-many-argume
class TestICSImportService:
"""Unit tests for ICSImportService with mocked HTTP call to SabreDAV."""
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_single_event(self, mock_post):
"""Importing a single event should succeed."""
mock_post.return_value = _make_sabredav_response(
@@ -299,7 +299,7 @@ class TestICSImportService:
call_kwargs = mock_post.call_args
assert call_kwargs.kwargs["data"] == ICS_SINGLE_EVENT
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_multiple_events(self, mock_post):
"""Importing multiple events should forward all to SabreDAV."""
mock_post.return_value = _make_sabredav_response(
@@ -319,7 +319,7 @@ class TestICSImportService:
# Single HTTP call, not one per event
mock_post.assert_called_once()
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_empty_ics(self, mock_post):
"""Importing an ICS with no events should return zero counts."""
mock_post.return_value = _make_sabredav_response(
@@ -337,7 +337,7 @@ class TestICSImportService:
assert result.skipped_count == 0
assert not result.errors
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_invalid_ics(self, mock_post):
"""Importing invalid ICS data should return an error from SabreDAV."""
mock_post.return_value = _make_sabredav_response(
@@ -354,7 +354,7 @@ class TestICSImportService:
assert result.imported_count == 0
assert len(result.errors) >= 1
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_with_timezone(self, mock_post):
"""Events with timezones should be forwarded to SabreDAV."""
mock_post.return_value = _make_sabredav_response(
@@ -375,7 +375,7 @@ class TestICSImportService:
assert b"VTIMEZONE" in call_kwargs.kwargs["data"]
assert b"Europe/Paris" in call_kwargs.kwargs["data"]
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_partial_failure(self, mock_post):
"""When some events fail, SabreDAV reports partial success."""
mock_post.return_value = _make_sabredav_response(
@@ -404,7 +404,7 @@ class TestICSImportService:
# Only event name is exposed, not raw error details
assert result.errors[0] == "Afternoon review"
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_all_day_event(self, mock_post):
"""All-day events should be forwarded to SabreDAV."""
mock_post.return_value = _make_sabredav_response(
@@ -420,7 +420,7 @@ class TestICSImportService:
assert result.total_events == 1
assert result.imported_count == 1
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_valarm_without_action(self, mock_post):
"""VALARM without ACTION is handled by SabreDAV plugin repair."""
mock_post.return_value = _make_sabredav_response(
@@ -436,7 +436,7 @@ class TestICSImportService:
assert result.total_events == 1
assert result.imported_count == 1
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_recurring_with_exception(self, mock_post):
"""Recurring event + modified occurrence handled by SabreDAV splitter."""
mock_post.return_value = _make_sabredav_response(
@@ -453,7 +453,7 @@ class TestICSImportService:
assert result.total_events == 1
assert result.imported_count == 1
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_event_missing_dtstart(self, mock_post):
"""Events without DTSTART handling is delegated to SabreDAV."""
mock_post.return_value = _make_sabredav_response(
@@ -480,7 +480,7 @@ class TestICSImportService:
assert result.skipped_count == 1
assert result.errors[0] == "Missing start"
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_passes_calendar_path(self, mock_post):
"""The import URL should include the caldav_path."""
mock_post.return_value = _make_sabredav_response(
@@ -498,7 +498,7 @@ class TestICSImportService:
assert caldav_path in url
assert "?import" in url
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_sends_auth_headers(self, mock_post):
"""The import request must include all required auth headers."""
mock_post.return_value = _make_sabredav_response(
@@ -518,7 +518,7 @@ class TestICSImportService:
assert headers["X-Calendars-Import"] == settings.CALDAV_OUTBOUND_API_KEY
assert headers["Content-Type"] == "text/calendar"
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_duplicates_not_treated_as_errors(self, mock_post):
"""Duplicate events should be counted separately, not as errors."""
mock_post.return_value = _make_sabredav_response(
@@ -541,7 +541,7 @@ class TestICSImportService:
assert result.skipped_count == 0
assert not result.errors
@patch("core.services.import_service.requests.post")
@patch("core.services.caldav_service.requests.request")
def test_import_network_failure(self, mock_post):
"""Network failures should return a graceful error."""
mock_post.side_effect = req.ConnectionError("Connection refused")

622
src/backend/core/tests/test_rsvp.py Normal file
View File

@@ -0,0 +1,622 @@
"""Tests for RSVP view and token generation."""
import re
from datetime import timedelta
from unittest.mock import patch
from urllib.parse import parse_qs, urlparse
from django.core import mail
from django.core.signing import BadSignature, Signer
from django.template.loader import render_to_string
from django.test import RequestFactory, TestCase, override_settings
from django.utils import timezone
import icalendar
import pytest
from core.api.viewsets_rsvp import RSVPView
from core.services.caldav_service import CalDAVHTTPClient
from core.services.calendar_invitation_service import (
CalendarInvitationService,
ICalendarParser,
)
def _make_ics(uid="test-uid-123", summary="Team Meeting", sequence=0, days_from_now=30):
"""Build a sample ICS string with a date relative to now."""
dt = timezone.now() + timedelta(days=days_from_now)
dtstart = dt.strftime("%Y%m%dT%H%M%SZ")
dtend = (dt + timedelta(hours=1)).strftime("%Y%m%dT%H%M%SZ")
return (
"BEGIN:VCALENDAR\r\n"
"VERSION:2.0\r\n"
"PRODID:-//Test//EN\r\n"
"BEGIN:VEVENT\r\n"
f"UID:{uid}\r\n"
f"DTSTART:{dtstart}\r\n"
f"DTEND:{dtend}\r\n"
f"SUMMARY:{summary}\r\n"
"ORGANIZER;CN=Alice:mailto:alice@example.com\r\n"
"ATTENDEE;CN=Bob;PARTSTAT=NEEDS-ACTION;RSVP=TRUE:mailto:bob@example.com\r\n"
f"SEQUENCE:{sequence}\r\n"
"END:VEVENT\r\n"
"END:VCALENDAR"
)
SAMPLE_ICS = _make_ics()
SAMPLE_ICS_UPDATE = _make_ics(uid="test-uid-456", summary="Updated Meeting", sequence=1)
SAMPLE_ICS_PAST = _make_ics(
uid="test-uid-past", summary="Past Meeting", days_from_now=-30
)
SAMPLE_CALDAV_RESPONSE = """\
<?xml version="1.0" encoding="UTF-8"?>
<d:multistatus xmlns:d="DAV:" xmlns:cal="urn:ietf:params:xml:ns:caldav">
<d:response>
<d:href>/api/v1.0/caldav/calendars/alice%40example.com/cal-uuid/test-uid-123.ics</d:href>
<d:propstat>
<d:prop>
<d:gethref>/api/v1.0/caldav/calendars/alice%40example.com/cal-uuid/test-uid-123.ics</d:gethref>
<cal:calendar-data>{ics_data}</cal:calendar-data>
</d:prop>
<d:status>HTTP/1.1 200 OK</d:status>
</d:propstat>
</d:response>
</d:multistatus>"""
def _make_token(
uid="test-uid-123", email="bob@example.com", organizer="alice@example.com"
):
"""Create a valid signed RSVP token."""
signer = Signer(salt="rsvp")
return signer.sign_object(
{
"uid": uid,
"email": email,
"organizer": organizer,
}
)
class TestRSVPTokenGeneration:
"""Tests for RSVP token generation in invitation service."""
def test_token_roundtrip(self):
"""A generated token can be unsigned to recover the payload."""
token = _make_token()
signer = Signer(salt="rsvp")
payload = signer.unsign_object(token)
assert payload["uid"] == "test-uid-123"
assert payload["email"] == "bob@example.com"
assert payload["organizer"] == "alice@example.com"
def test_tampered_token_fails(self):
"""A tampered token raises BadSignature."""
token = _make_token() + "tampered"
signer = Signer(salt="rsvp")
with pytest.raises(BadSignature):
signer.unsign_object(token)
@pytest.mark.django_db
class TestRSVPUrlsInContext:
"""Tests that RSVP URLs are added to template context for REQUEST method."""
def test_request_method_has_rsvp_urls(self):
"""REQUEST method should include RSVP URLs in context."""
event = ICalendarParser.parse(SAMPLE_ICS, "bob@example.com")
service = CalendarInvitationService()
context = service._build_template_context(event, "REQUEST")
assert "rsvp_accept_url" in context
assert "rsvp_tentative_url" in context
assert "rsvp_decline_url" in context
# Check URLs contain proper action params
assert "action=accepted" in context["rsvp_accept_url"]
assert "action=tentative" in context["rsvp_tentative_url"]
assert "action=declined" in context["rsvp_decline_url"]
# Check all URLs contain a token
for key in ("rsvp_accept_url", "rsvp_tentative_url", "rsvp_decline_url"):
parsed = urlparse(context[key])
params = parse_qs(parsed.query)
assert "token" in params
def test_cancel_method_has_no_rsvp_urls(self):
"""CANCEL method should NOT include RSVP URLs."""
event = ICalendarParser.parse(SAMPLE_ICS, "bob@example.com")
service = CalendarInvitationService()
context = service._build_template_context(event, "CANCEL")
assert "rsvp_accept_url" not in context
def test_reply_method_has_no_rsvp_urls(self):
"""REPLY method should NOT include RSVP URLs."""
event = ICalendarParser.parse(SAMPLE_ICS, "bob@example.com")
service = CalendarInvitationService()
context = service._build_template_context(event, "REPLY")
assert "rsvp_accept_url" not in context
@pytest.mark.django_db
class TestRSVPEmailTemplateRendering:
"""Tests that RSVP buttons appear in email templates."""
def _build_context(self, ics_data, method="REQUEST"):
event = ICalendarParser.parse(ics_data, "bob@example.com")
service = CalendarInvitationService()
return service._build_template_context(event, method)
def test_invitation_html_has_rsvp_buttons(self):
context = self._build_context(SAMPLE_ICS)
html = render_to_string("emails/calendar_invitation.html", context)
assert "Accepter" in html
assert "Peut-être" in html
assert "Refuser" in html
def test_invitation_txt_has_rsvp_links(self):
context = self._build_context(SAMPLE_ICS)
txt = render_to_string("emails/calendar_invitation.txt", context)
assert "Accepter" in txt
assert "Peut-être" in txt
assert "Refuser" in txt
def test_update_html_has_rsvp_buttons(self):
context = self._build_context(SAMPLE_ICS_UPDATE)
html = render_to_string("emails/calendar_invitation_update.html", context)
assert "Accepter" in html
assert "Peut-être" in html
assert "Refuser" in html
def test_update_txt_has_rsvp_links(self):
context = self._build_context(SAMPLE_ICS_UPDATE)
txt = render_to_string("emails/calendar_invitation_update.txt", context)
assert "Accepter" in txt
assert "Peut-être" in txt
assert "Refuser" in txt
def test_cancel_html_has_no_rsvp_buttons(self):
context = self._build_context(SAMPLE_ICS, method="CANCEL")
html = render_to_string("emails/calendar_invitation_cancel.html", context)
assert "rsvp" not in html.lower() or "Accepter" not in html
def test_invitation_html_no_rsvp_for_cancel(self):
"""Cancel templates don't have RSVP buttons."""
context = self._build_context(SAMPLE_ICS, method="CANCEL")
html = render_to_string("emails/calendar_invitation_cancel.html", context)
assert "Accepter" not in html
class TestUpdateAttendeePartstat:
"""Tests for the _update_attendee_partstat function."""
def test_update_existing_partstat(self):
result = CalDAVHTTPClient.update_attendee_partstat(
SAMPLE_ICS, "bob@example.com", "ACCEPTED"
)
assert result is not None
assert "PARTSTAT=ACCEPTED" in result
assert "PARTSTAT=NEEDS-ACTION" not in result
def test_update_to_declined(self):
result = CalDAVHTTPClient.update_attendee_partstat(
SAMPLE_ICS, "bob@example.com", "DECLINED"
)
assert result is not None
assert "PARTSTAT=DECLINED" in result
def test_update_to_tentative(self):
result = CalDAVHTTPClient.update_attendee_partstat(
SAMPLE_ICS, "bob@example.com", "TENTATIVE"
)
assert result is not None
assert "PARTSTAT=TENTATIVE" in result
def test_unknown_attendee_returns_none(self):
result = CalDAVHTTPClient.update_attendee_partstat(
SAMPLE_ICS, "unknown@example.com", "ACCEPTED"
)
assert result is None
def test_preserves_other_attendee_properties(self):
result = CalDAVHTTPClient.update_attendee_partstat(
SAMPLE_ICS, "bob@example.com", "ACCEPTED"
)
assert result is not None
assert "CN=Bob" in result
assert "mailto:bob@example.com" in result
@override_settings(
CALDAV_URL="http://caldav:80",
CALDAV_OUTBOUND_API_KEY="test-api-key",
APP_URL="http://localhost:8921",
)
class TestRSVPView(TestCase):
"""Tests for the RSVPView."""
def setUp(self):
self.factory = RequestFactory()
self.view = RSVPView.as_view()
def test_invalid_action_returns_400(self):
token = _make_token()
request = self.factory.get("/rsvp/", {"token": token, "action": "invalid"})
response = self.view(request)
assert response.status_code == 400
def test_missing_action_returns_400(self):
token = _make_token()
request = self.factory.get("/rsvp/", {"token": token})
response = self.view(request)
assert response.status_code == 400
def test_invalid_token_returns_400(self):
request = self.factory.get(
"/rsvp/", {"token": "bad-token", "action": "accepted"}
)
response = self.view(request)
assert response.status_code == 400
def test_missing_token_returns_400(self):
request = self.factory.get("/rsvp/", {"action": "accepted"})
response = self.view(request)
assert response.status_code == 400
@patch.object(CalDAVHTTPClient, "put_event")
@patch.object(CalDAVHTTPClient, "find_event_by_uid")
def test_accept_flow(self, mock_find, mock_put):
"""Full accept flow: find event, update partstat, put back."""
mock_find.return_value = (
SAMPLE_ICS,
"/api/v1.0/caldav/calendars/alice%40example.com/cal/event.ics",
)
mock_put.return_value = True
token = _make_token()
request = self.factory.get("/rsvp/", {"token": token, "action": "accepted"})
response = self.view(request)
assert response.status_code == 200
assert "accepted the invitation" in response.content.decode()
# Verify CalDAV calls
mock_find.assert_called_once_with("alice@example.com", "test-uid-123")
mock_put.assert_called_once()
# Check the updated data contains ACCEPTED
put_args = mock_put.call_args
assert "PARTSTAT=ACCEPTED" in put_args[0][2]
@patch.object(CalDAVHTTPClient, "put_event")
@patch.object(CalDAVHTTPClient, "find_event_by_uid")
def test_decline_flow(self, mock_find, mock_put):
mock_find.return_value = (SAMPLE_ICS, "/path/to/event.ics")
mock_put.return_value = True
token = _make_token()
request = self.factory.get("/rsvp/", {"token": token, "action": "declined"})
response = self.view(request)
assert response.status_code == 200
assert "declined the invitation" in response.content.decode()
put_args = mock_put.call_args
assert "PARTSTAT=DECLINED" in put_args[0][2]
@patch.object(CalDAVHTTPClient, "put_event")
@patch.object(CalDAVHTTPClient, "find_event_by_uid")
def test_tentative_flow(self, mock_find, mock_put):
mock_find.return_value = (SAMPLE_ICS, "/path/to/event.ics")
mock_put.return_value = True
token = _make_token()
request = self.factory.get("/rsvp/", {"token": token, "action": "tentative"})
response = self.view(request)
assert response.status_code == 200
content = response.content.decode()
assert "maybe" in content.lower()
put_args = mock_put.call_args
assert "PARTSTAT=TENTATIVE" in put_args[0][2]
@patch.object(CalDAVHTTPClient, "find_event_by_uid")
def test_event_not_found_returns_400(self, mock_find):
mock_find.return_value = (None, None)
token = _make_token()
request = self.factory.get("/rsvp/", {"token": token, "action": "accepted"})
response = self.view(request)
assert response.status_code == 400
assert "not found" in response.content.decode().lower()
@patch.object(CalDAVHTTPClient, "put_event")
@patch.object(CalDAVHTTPClient, "find_event_by_uid")
def test_put_failure_returns_400(self, mock_find, mock_put):
mock_find.return_value = (SAMPLE_ICS, "/path/to/event.ics")
mock_put.return_value = False
token = _make_token()
request = self.factory.get("/rsvp/", {"token": token, "action": "accepted"})
response = self.view(request)
assert response.status_code == 400
assert "error occurred" in response.content.decode().lower()
@patch.object(CalDAVHTTPClient, "find_event_by_uid")
def test_attendee_not_in_event_returns_400(self, mock_find):
"""If the attendee email is not in the event, return error."""
mock_find.return_value = (SAMPLE_ICS, "/path/to/event.ics")
# Token with an email that's not in the event
token = _make_token(email="stranger@example.com")
request = self.factory.get("/rsvp/", {"token": token, "action": "accepted"})
response = self.view(request)
assert response.status_code == 400
assert "not listed" in response.content.decode().lower()
@patch.object(CalDAVHTTPClient, "find_event_by_uid")
def test_past_event_returns_400(self, mock_find):
"""Cannot RSVP to an event that has already ended."""
mock_find.return_value = (SAMPLE_ICS_PAST, "/path/to/event.ics")
token = _make_token(uid="test-uid-past")
request = self.factory.get("/rsvp/", {"token": token, "action": "accepted"})
response = self.view(request)
assert response.status_code == 400
assert "already passed" in response.content.decode().lower()
def _make_ics_with_method(method="REQUEST"):
"""Build a sample ICS string that includes a METHOD property."""
return (
"BEGIN:VCALENDAR\r\n"
"VERSION:2.0\r\n"
f"METHOD:{method}\r\n"
"PRODID:-//Test//EN\r\n"
"BEGIN:VEVENT\r\n"
"UID:itip-test\r\n"
"DTSTART:20260301T100000Z\r\n"
"DTEND:20260301T110000Z\r\n"
"SUMMARY:iTIP test\r\n"
"ORGANIZER:mailto:alice@example.com\r\n"
"ATTENDEE:mailto:bob@example.com\r\n"
"END:VEVENT\r\n"
"END:VCALENDAR"
)
@pytest.mark.django_db
class TestItipSetting:
"""Tests for CALENDAR_ITIP_ENABLED setting on ICS attachments."""
def _prepare(self, ics_data, method="REQUEST"):
service = CalendarInvitationService()
return service._prepare_ics_attachment(ics_data, method)
@override_settings(CALENDAR_ITIP_ENABLED=False)
def test_disabled_strips_existing_method(self):
result = self._prepare(_make_ics_with_method("REQUEST"))
cal = icalendar.Calendar.from_ical(result)
assert "METHOD" not in cal
@override_settings(CALENDAR_ITIP_ENABLED=False)
def test_disabled_does_not_add_method(self):
result = self._prepare(SAMPLE_ICS)
cal = icalendar.Calendar.from_ical(result)
assert "METHOD" not in cal
@override_settings(CALENDAR_ITIP_ENABLED=True)
def test_enabled_adds_method(self):
result = self._prepare(SAMPLE_ICS, method="REQUEST")
cal = icalendar.Calendar.from_ical(result)
assert str(cal["METHOD"]) == "REQUEST"
@override_settings(CALENDAR_ITIP_ENABLED=True)
def test_enabled_updates_existing_method(self):
result = self._prepare(_make_ics_with_method("CANCEL"), method="REQUEST")
cal = icalendar.Calendar.from_ical(result)
assert str(cal["METHOD"]) == "REQUEST"
@override_settings(
CALDAV_URL="http://caldav:80",
CALDAV_OUTBOUND_API_KEY="test-api-key",
CALDAV_INBOUND_API_KEY="test-inbound-key",
APP_URL="http://localhost:8921",
EMAIL_BACKEND="django.core.mail.backends.locmem.EmailBackend",
)
class TestRSVPEndToEndFlow(TestCase):
"""
Integration test: scheduling callback sends email → extract RSVP links
→ follow link → verify event is updated.
This tests the full flow from CalDAV scheduling callback to RSVP response,
using Django's in-memory email backend to intercept sent emails.
"""
def setUp(self):
self.factory = RequestFactory()
self.rsvp_view = RSVPView.as_view()
def test_email_to_rsvp_accept_flow(self):
"""
1. CalDAV scheduling callback sends an invitation email
2. Extract RSVP accept link from the email HTML
3. Follow the RSVP link
4. Verify the event PARTSTAT is updated to ACCEPTED
"""
# Step 1: Send invitation via the CalendarInvitationService
service = CalendarInvitationService()
success = service.send_invitation(
sender_email="alice@example.com",
recipient_email="bob@example.com",
method="REQUEST",
icalendar_data=SAMPLE_ICS,
)
assert success is True
assert len(mail.outbox) == 1
sent_email = mail.outbox[0]
assert "bob@example.com" in sent_email.to
# Step 2: Extract RSVP accept link from email HTML
html_body = None
for alternative in sent_email.alternatives:
if alternative[1] == "text/html":
html_body = alternative[0]
break
assert html_body is not None, "Email should have an HTML body"
# Find the accept link (green button with "Accepter")
accept_match = re.search(r'<a\s+href="([^"]*action=accepted[^"]*)"', html_body)
assert accept_match is not None, "Email HTML should contain an RSVP accept link"
accept_url = accept_match.group(1)
# Unescape HTML entities
accept_url = accept_url.replace("&amp;", "&")
# Step 3: Parse the URL and extract token + action
parsed = urlparse(accept_url)
params = parse_qs(parsed.query)
assert "token" in params
assert params["action"] == ["accepted"]
# Step 4: Follow the RSVP link (mock CalDAV interactions)
with (
patch.object(CalDAVHTTPClient, "find_event_by_uid") as mock_find,
patch.object(CalDAVHTTPClient, "put_event") as mock_put,
):
mock_find.return_value = (
SAMPLE_ICS,
"/api/v1.0/caldav/calendars/alice%40example.com/cal/event.ics",
)
mock_put.return_value = True
request = self.factory.get(
"/rsvp/",
{"token": params["token"][0], "action": "accepted"},
)
response = self.rsvp_view(request)
# Step 5: Verify success
assert response.status_code == 200
content = response.content.decode()
assert "accepted the invitation" in content
# Verify CalDAV was called with the right data
mock_find.assert_called_once_with("alice@example.com", "test-uid-123")
mock_put.assert_called_once()
put_data = mock_put.call_args[0][2]
assert "PARTSTAT=ACCEPTED" in put_data
def test_email_to_rsvp_decline_flow(self):
"""Same flow but for declining an invitation."""
service = CalendarInvitationService()
service.send_invitation(
sender_email="alice@example.com",
recipient_email="bob@example.com",
method="REQUEST",
icalendar_data=SAMPLE_ICS,
)
assert len(mail.outbox) == 1
html_body = next(
alt[0] for alt in mail.outbox[0].alternatives if alt[1] == "text/html"
)
decline_match = re.search(r'<a\s+href="([^"]*action=declined[^"]*)"', html_body)
assert decline_match is not None
decline_url = decline_match.group(1).replace("&amp;", "&")
parsed = urlparse(decline_url)
params = parse_qs(parsed.query)
with (
patch.object(CalDAVHTTPClient, "find_event_by_uid") as mock_find,
patch.object(CalDAVHTTPClient, "put_event") as mock_put,
):
mock_find.return_value = (SAMPLE_ICS, "/path/to/event.ics")
mock_put.return_value = True
request = self.factory.get(
"/rsvp/",
{"token": params["token"][0], "action": "declined"},
)
response = self.rsvp_view(request)
assert response.status_code == 200
assert "declined the invitation" in response.content.decode()
assert "PARTSTAT=DECLINED" in mock_put.call_args[0][2]
def test_email_contains_all_three_rsvp_links(self):
"""Verify the email contains accept, tentative, and decline links."""
service = CalendarInvitationService()
service.send_invitation(
sender_email="alice@example.com",
recipient_email="bob@example.com",
method="REQUEST",
icalendar_data=SAMPLE_ICS,
)
html_body = next(
alt[0] for alt in mail.outbox[0].alternatives if alt[1] == "text/html"
)
for action in ("accepted", "tentative", "declined"):
match = re.search(rf'<a\s+href="([^"]*action={action}[^"]*)"', html_body)
assert match is not None, (
f"Email should contain an RSVP link for action={action}"
)
def test_cancel_email_has_no_rsvp_links(self):
"""Cancel emails should NOT contain any RSVP links."""
service = CalendarInvitationService()
service.send_invitation(
sender_email="alice@example.com",
recipient_email="bob@example.com",
method="CANCEL",
icalendar_data=SAMPLE_ICS,
)
assert len(mail.outbox) == 1
html_body = next(
alt[0] for alt in mail.outbox[0].alternatives if alt[1] == "text/html"
)
assert "action=accepted" not in html_body
assert "action=declined" not in html_body
@patch.object(CalDAVHTTPClient, "find_event_by_uid")
def test_rsvp_link_for_past_event_fails(self, mock_find):
"""RSVP link for a past event should return an error."""
service = CalendarInvitationService()
service.send_invitation(
sender_email="alice@example.com",
recipient_email="bob@example.com",
method="REQUEST",
icalendar_data=SAMPLE_ICS,
)
html_body = next(
alt[0] for alt in mail.outbox[0].alternatives if alt[1] == "text/html"
)
accept_match = re.search(r'<a\s+href="([^"]*action=accepted[^"]*)"', html_body)
accept_url = accept_match.group(1).replace("&amp;", "&")
parsed = urlparse(accept_url)
params = parse_qs(parsed.query)
# The event is in the past
mock_find.return_value = (SAMPLE_ICS_PAST, "/path/to/event.ics")
request = self.factory.get(
"/rsvp/",
{"token": params["token"][0], "action": "accepted"},
)
response = self.rsvp_view(request)
assert response.status_code == 400
assert "already passed" in response.content.decode().lower()

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src/backend/core/tests/test_translation_service.py Normal file
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"""Tests for TranslationService."""
from datetime import datetime
from core.services.translation_service import TranslationService
class TestTranslationServiceLookup:
"""Tests for key lookup and interpolation."""
def test_lookup_french_key(self):
value = TranslationService.t("email.subject.invitation", "fr", summary="Test")
assert value == "Invitation : Test"
def test_lookup_english_key(self):
value = TranslationService.t("email.subject.invitation", "en", summary="Test")
assert value == "Invitation: Test"
def test_lookup_dutch_key(self):
value = TranslationService.t("email.subject.cancel", "nl", summary="Test")
assert value == "Geannuleerd: Test"
def test_fallback_to_english(self):
"""If key is missing in requested lang, falls back to English."""
value = TranslationService.t("email.noTitle", "en")
assert value == "(No title)"
def test_fallback_to_key_if_missing(self):
"""If key is missing everywhere, returns the key itself."""
value = TranslationService.t("nonexistent.key", "fr")
assert value == "nonexistent.key"
def test_interpolation_multiple_vars(self):
value = TranslationService.t("email.invitation.body", "en", organizer="Alice")
assert "Alice" in value
def test_rsvp_keys(self):
assert "accepted" in TranslationService.t("rsvp.accepted", "en").lower()
assert "accepté" in TranslationService.t("rsvp.accepted", "fr").lower()
def test_error_keys(self):
value = TranslationService.t("rsvp.error.eventPast", "fr")
assert "passé" in value
class TestNormalizeLang:
"""Tests for language normalization."""
def test_normalize_fr_fr(self):
assert TranslationService.normalize_lang("fr-fr") == "fr"
def test_normalize_en_us(self):
assert TranslationService.normalize_lang("en-us") == "en"
def test_normalize_nl_nl(self):
assert TranslationService.normalize_lang("nl-nl") == "nl"
def test_normalize_simple(self):
assert TranslationService.normalize_lang("fr") == "fr"
def test_normalize_unknown_falls_back_to_fr(self):
assert TranslationService.normalize_lang("de") == "fr"
def test_normalize_empty(self):
assert TranslationService.normalize_lang("") == "fr"
class TestFormatDate:
"""Tests for date formatting."""
def test_format_date_french(self):
dt = datetime(2026, 1, 23, 10, 0) # Friday
result = TranslationService.format_date(dt, "fr")
assert "vendredi" in result
assert "23" in result
assert "janvier" in result
assert "2026" in result
def test_format_date_english(self):
dt = datetime(2026, 1, 23, 10, 0) # Friday
result = TranslationService.format_date(dt, "en")
assert "Friday" in result
assert "23" in result
assert "January" in result
assert "2026" in result
def test_format_date_dutch(self):
dt = datetime(2026, 1, 23, 10, 0) # Friday
result = TranslationService.format_date(dt, "nl")
assert "vrijdag" in result
assert "23" in result
assert "januari" in result
assert "2026" in result