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test(checker): Google-shaped feed records time moves and fans them out #21

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Merged
Wjouter merged 1 commit into from
Nov 11, 2026
Merged

test(checker): Google-shaped feed records time moves and fans them out #21

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23 changes: 23 additions & 0 deletions backend/InTheKnow.Tests/CheckerTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -206,6 +206,29 @@ public async Task GenericFeed()
Assert.True(await h.Db.ScalarAsync("SELECT count(*) FROM event_snapshot WHERE calendar_id = $1", id) > before);
}

// Google Calendar's shape: X-WR-TIMEZONE, all-day VALUE=DATE, UTC times, and a moved occurrence as a RECURRENCE-ID override.
[Fact]
public async Task GoogleFeedTimeMovesAreRecordedAndFannedOut()
{
var (h, id, url) = await BaselineAsync("google.ics", "calendar.google.com");
await using var _h = h;
Assert.Equal(6, await h.Db.ScalarAsync("SELECT count(*) FROM event_snapshot WHERE calendar_id = $1", id));
var channel = await ChannelAsync(h.Db, h.S1);

h.Http.Map[url] = "google-edited.ics";
await NextIntervalAsync(h);
Assert.Equal(
[
("allday@google.com", "changed", "time"),
("single@google.com", "changed", "time"),
("weekly@google.com|2026-11-09T08:00:00Z", "changed", "time"),
], Sorted(await h.ChangesAsync(id)));
var single = await h.Db.RowsAsync("SELECT old_value::text, new_value::text FROM detected_change WHERE event_key = 'single@google.com'");
Assert.Equal([["""{"end": "2026-11-12T16:30:00Z", "start": "2026-11-12T16:00:00Z"}""",
"""{"end": "2026-11-12T17:30:00Z", "start": "2026-11-12T17:00:00Z"}"""]], single);
Assert.Equal([[channel, 3L]], await h.Db.RowsAsync("SELECT channel_id, count(*) FROM delivery WHERE status = 'pending' GROUP BY channel_id"));
}

[Fact]
public async Task UnchangedFeedWritesNoSnapshotRows()
{
Expand Down
76 changes: 76 additions & 0 deletions backend/InTheKnow.Tests/Fixtures/google-edited.ics
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Original file line number Diff line number Diff line change
@@ -0,0 +1,76 @@
BEGIN:VCALENDAR
PRODID:-//Google Inc//Google Calendar 70.9054//EN
VERSION:2.0
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-CALNAME:Synthetic Google test calendar
X-WR-TIMEZONE:Europe/Brussels
BEGIN:VTIMEZONE
TZID:Europe/Brussels
X-LIC-LOCATION:Europe/Brussels
BEGIN:DAYLIGHT
TZOFFSETFROM:+0100
TZOFFSETTO:+0200
TZNAME:CEST
DTSTART:19700329T020000
RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:+0200
TZOFFSETTO:+0100
TZNAME:CET
DTSTART:19701025T030000
RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
DTSTART;VALUE=DATE:20261111
DTEND;VALUE=DATE:20261112
DTSTAMP:20260924T120000Z
UID:allday@google.com
CREATED:20260901T100000Z
LAST-MODIFIED:20260901T100000Z
SEQUENCE:0
STATUS:CONFIRMED
SUMMARY:All-day event
TRANSP:OPAQUE
END:VEVENT
BEGIN:VEVENT
DTSTART:20261112T170000Z
DTEND:20261112T173000Z
DTSTAMP:20260924T120000Z
UID:single@google.com
CREATED:20260901T100000Z
LAST-MODIFIED:20260901T100000Z
SEQUENCE:0
STATUS:CONFIRMED
SUMMARY:Single event
TRANSP:OPAQUE
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Brussels:20261102T090000
DTEND;TZID=Europe/Brussels:20261102T100000
DTSTAMP:20260924T120000Z
UID:weekly@google.com
RRULE:FREQ=WEEKLY;COUNT=4
CREATED:20260901T100000Z
LAST-MODIFIED:20260901T100000Z
SEQUENCE:0
STATUS:CONFIRMED
SUMMARY:Weekly lesson
TRANSP:OPAQUE
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Brussels:20261109T110000
DTEND;TZID=Europe/Brussels:20261109T120000
DTSTAMP:20260924T120000Z
UID:weekly@google.com
RECURRENCE-ID;TZID=Europe/Brussels:20261109T090000
CREATED:20260901T100000Z
LAST-MODIFIED:20260901T100000Z
SEQUENCE:0
STATUS:CONFIRMED
SUMMARY:Weekly lesson
TRANSP:OPAQUE
END:VEVENT
END:VCALENDAR
63 changes: 63 additions & 0 deletions backend/InTheKnow.Tests/Fixtures/google.ics
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Original file line number Diff line number Diff line change
@@ -0,0 +1,63 @@
BEGIN:VCALENDAR
PRODID:-//Google Inc//Google Calendar 70.9054//EN
VERSION:2.0
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-CALNAME:Synthetic Google test calendar
X-WR-TIMEZONE:Europe/Brussels
BEGIN:VTIMEZONE
TZID:Europe/Brussels
X-LIC-LOCATION:Europe/Brussels
BEGIN:DAYLIGHT
TZOFFSETFROM:+0100
TZOFFSETTO:+0200
TZNAME:CEST
DTSTART:19700329T020000
RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:+0200
TZOFFSETTO:+0100
TZNAME:CET
DTSTART:19701025T030000
RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
DTSTART;VALUE=DATE:20261110
DTEND;VALUE=DATE:20261111
DTSTAMP:20260924T120000Z
UID:allday@google.com
CREATED:20260901T100000Z
LAST-MODIFIED:20260901T100000Z
SEQUENCE:0
STATUS:CONFIRMED
SUMMARY:All-day event
TRANSP:OPAQUE
END:VEVENT
BEGIN:VEVENT
DTSTART:20261112T160000Z
DTEND:20261112T163000Z
DTSTAMP:20260924T120000Z
UID:single@google.com
CREATED:20260901T100000Z
LAST-MODIFIED:20260901T100000Z
SEQUENCE:0
STATUS:CONFIRMED
SUMMARY:Single event
TRANSP:OPAQUE
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Brussels:20261102T090000
DTEND;TZID=Europe/Brussels:20261102T100000
DTSTAMP:20260924T120000Z
UID:weekly@google.com
RRULE:FREQ=WEEKLY;COUNT=4
CREATED:20260901T100000Z
LAST-MODIFIED:20260901T100000Z
SEQUENCE:0
STATUS:CONFIRMED
SUMMARY:Weekly lesson
TRANSP:OPAQUE
END:VEVENT
END:VCALENDAR
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