add tests for caldav_sync, new module preamble_on_quotation

caldav_sync/tests/data/Mail Attachment.ics

@@ -0,0 +1,45 @@
+BEGIN:VCALENDAR
+PRODID:-//Apple Inc.//macOS 15.3.2//EN
+VERSION:2.0
+METHOD:REQUEST
+CALSCALE:GREGORIAN
+BEGIN:VTIMEZONE
+TZID:America/Toronto
+BEGIN:DAYLIGHT
+DTSTART:20070311T020000
+RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=2SU
+TZNAME:EDT
+TZOFFSETFROM:-0500
+TZOFFSETTO:-0400
+END:DAYLIGHT
+BEGIN:STANDARD
+DTSTART:20071104T020000
+RRULE:FREQ=YEARLY;BYMONTH=11;BYDAY=1SU
+TZNAME:EST
+TZOFFSETFROM:-0400
+TZOFFSETTO:-0500
+END:STANDARD
+END:VTIMEZONE
+BEGIN:VEVENT
+CREATED:20250410T122458Z
+DTEND;TZID=America/Toronto:20250414T140000
+DTSTAMP:20250410T122459Z
+DTSTART;TZID=America/Toronto:20250414T131500
+LAST-MODIFIED:20250410T122458Z
+SEQUENCE:0
+SUMMARY:Test
+TRANSP:OPAQUE
+UID:02EEF1D6-F3D2-4EB2-AD7A-1C381A629DC5
+X-APPLE-CREATOR-IDENTITY:com.apple.calendar
+X-APPLE-CREATOR-TEAM-IDENTITY:0000000000
+BEGIN:VALARM
+ACTION:NONE
+TRIGGER;VALUE=DATE-TIME:19760401T005545Z
+END:VALARM
+ATTENDEE;PARTSTAT=NEEDS-ACTION;EMAIL=mdurepos@durpro.com;CN=Marc Durepos;CU
+ TYPE=INDIVIDUAL;RSVP=TRUE:mailto:mdurepos@durpro.com
+ORGANIZER;CN=Marc Durepos;EMAIL=deploy@bemade.org:mailto:marc@bemade.org
+CLASS:PUBLIC
+END:VEVENT
+END:VCALENDAR
+

caldav_sync/tests/data/test_external_no_organizer.ics

@@ -0,0 +1,14 @@
+BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//Odoo//CalDAV Client//EN
+BEGIN:VEVENT
+UID:external-organizer-test-123
+DTSTART:20250207T143000Z
+DTEND:20250207T153000Z
+DTSTAMP:20250207T143000Z
+ATTENDEE;PARTSTAT=ACCEPTED;CN=Test User:mailto:test@example.com
+ATTENDEE;PARTSTAT=ACCEPTED;CN=Mister External:mailto:mister.external@otherdomain.com
+SUMMARY:Meeting with External Organizer
+DESCRIPTION:This is a test event with an external organizer
+END:VEVENT
+END:VCALENDAR

caldav_sync/tests/test_external_organizer.py

@@ -53,3 +53,29 @@ class TestExternalOrganizer(TransactionCase, CaldavTestCommon):
                 external_attendee,
                 "External organizer should be present in attendees list",
             )
+
+    def test_no_organizer_external_event_sync(self):
+        """Test that events without organizers are assigned to the calendar's user."""
+        # Setup mock for CalDAV client with our test ICS file
+        with _patch_caldav_with_events_from_ics(
+            [_get_ics_path("test_external_no_organizer.ics")], self.user
+        ):
+            self.user._compute_is_caldav_enabled()
+            # Make sure that the current user is not the admin user
+            self.assertNotEqual(self.user.id, self.env.ref("base.user_admin").id)
+            self.env["calendar.event"].poll_caldav_server()
+
+            # Find the synced event
+            event = self.env["calendar.event"].search(
+                [("caldav_uid", "=", "external-organizer-test-123")]
+            )
+
+            # Verify event was created
+            self.assertTrue(event, "Event should be created")
+
+            # Verify user_id is set to the calendar's user
+            self.assertEqual(
+                event.user_id,
+                self.user,
+                "Event without organizer should have user_id set to calendar's user",
+            )