oncall-engine/engine/apps/alerts/tests/test_notify_ical_schedule_shift.py
Yulya Artyukhina 0494afac85
Update schedule slack notifications (#2710)
# What this PR does

Update schedule slack notifications to use schedule final events instead
of getting events from iCal

## Checklist

- [x] Unit, integration, and e2e (if applicable) tests updated
- [x] Documentation added (or `pr:no public docs` PR label added if not
required)
- [x] `CHANGELOG.md` updated (or `pr:no changelog` PR label added if not
required)
2023-08-03 12:38:01 +00:00

760 lines
25 KiB
Python

import datetime
import json
import textwrap
from unittest.mock import Mock, patch
import pytest
import pytz
from django.utils import timezone
from apps.alerts.tasks.notify_ical_schedule_shift import notify_ical_schedule_shift
from apps.schedules.ical_utils import memoized_users_in_ical
from apps.schedules.models import CustomOnCallShift, OnCallScheduleCalendar, OnCallScheduleICal, OnCallScheduleWeb
ICAL_DATA = """
BEGIN:VCALENDAR
PRODID:-//Google Inc//Google Calendar 70.9054//EN
VERSION:2.0
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
DTSTART;VALUE=DATE:20211005
DTEND;VALUE=DATE:20211012
RRULE:FREQ=WEEKLY;WKST=SU;INTERVAL=7;BYDAY=WE
DTSTAMP:20210930T125523Z
UID:id1@google.com
CREATED:20210928T202349Z
DESCRIPTION:
LAST-MODIFIED:20210929T204751Z
LOCATION:
SEQUENCE:1
STATUS:CONFIRMED
SUMMARY:user1
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20210928
DTEND;VALUE=DATE:20211005
RRULE:FREQ=WEEKLY;WKST=SU;INTERVAL=7;BYDAY=WE
DTSTAMP:20210930T125523Z
UID:id2@google.com
CREATED:20210928T202331Z
DESCRIPTION:
LAST-MODIFIED:20210929T204744Z
LOCATION:
SEQUENCE:2
STATUS:CONFIRMED
SUMMARY:user2
TRANSP:TRANSPARENT
END:VEVENT
END:VCALENDAR
"""
@pytest.mark.django_db
def test_current_overrides_ical_schedule_is_none(
make_organization_and_user_with_slack_identities,
make_schedule,
):
organization, _, _, _ = make_organization_and_user_with_slack_identities()
ical_schedule = make_schedule(
organization,
schedule_class=OnCallScheduleICal,
name="test_ical_schedule",
channel="channel",
ical_url_primary="url",
prev_ical_file_primary=ICAL_DATA,
cached_ical_file_primary=ICAL_DATA,
prev_ical_file_overrides=ICAL_DATA,
cached_ical_file_overrides=None,
)
# this should not raise
notify_ical_schedule_shift(ical_schedule.pk)
@pytest.mark.django_db
def test_next_shift_notification_long_shifts(
make_organization_and_user_with_slack_identities,
make_schedule,
make_user,
):
organization, _, _, _ = make_organization_and_user_with_slack_identities()
make_user(organization=organization, username="user1")
make_user(organization=organization, username="user2")
# clear users pks <-> organization cache (persisting between tests)
memoized_users_in_ical.cache_clear()
ical_schedule = make_schedule(
organization,
schedule_class=OnCallScheduleICal,
name="test_ical_schedule",
channel="channel",
ical_url_primary="url",
prev_ical_file_primary=ICAL_DATA,
cached_ical_file_primary=ICAL_DATA,
prev_ical_file_overrides=None,
cached_ical_file_overrides=None,
)
with patch("apps.alerts.tasks.notify_ical_schedule_shift.datetime", Mock(wraps=datetime)) as mock_datetime:
mock_datetime.datetime.now.return_value = datetime.datetime(2021, 9, 29, 12, 0, tzinfo=pytz.UTC)
with patch("apps.slack.slack_client.SlackClientWithErrorHandling.api_call") as mock_slack_api_call:
notify_ical_schedule_shift(ical_schedule.pk)
slack_blocks = mock_slack_api_call.call_args_list[0][1]["blocks"]
notification = slack_blocks[0]["text"]["text"]
assert "*New on-call shift:*\nuser2" in notification
assert "*Next on-call shift:*\nuser1" in notification
@pytest.mark.django_db
def test_overrides_changes_no_current_no_triggering_notification(
make_organization_and_user_with_slack_identities,
make_user,
make_schedule,
make_on_call_shift,
):
organization, _, _, _ = make_organization_and_user_with_slack_identities()
user1 = make_user(organization=organization, username="user1")
# clear users pks <-> organization cache (persisting between tests)
memoized_users_in_ical.cache_clear()
ical_before = textwrap.dedent(
"""
BEGIN:VCALENDAR
PRODID:-//Google Inc//Google Calendar 70.9054//EN
VERSION:2.0
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
DTSTART:20230101T020000
DTEND:20230101T170000
DTSTAMP:20230101T000000
UID:id1@google.com
CREATED:20230101T000000
DESCRIPTION:
LAST-MODIFIED:20230101T000000
LOCATION:
SEQUENCE:1
STATUS:CONFIRMED
SUMMARY:user1
TRANSP:TRANSPARENT
END:VEVENT
END:VCALENDAR"""
)
# event outside current time is changed
ical_after = textwrap.dedent(
"""
BEGIN:VCALENDAR
PRODID:-//Google Inc//Google Calendar 70.9054//EN
VERSION:2.0
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
DTSTART:20230101T020000
DTEND:20230101T210000
DTSTAMP:20230101T000000
UID:id1@google.com
CREATED:20230101T000000
DESCRIPTION:
LAST-MODIFIED:20230101T000000
LOCATION:
SEQUENCE:2
STATUS:CONFIRMED
SUMMARY:user1
TRANSP:TRANSPARENT
END:VEVENT
END:VCALENDAR"""
)
schedule = make_schedule(
organization,
schedule_class=OnCallScheduleCalendar,
name="test_schedule",
channel="channel",
prev_ical_file_overrides=None,
cached_ical_file_overrides=ical_before,
)
now = timezone.now().replace(microsecond=0)
start_date = now - timezone.timedelta(days=7, minutes=1)
data = {
"start": start_date,
"rotation_start": start_date,
"duration": timezone.timedelta(seconds=3600 * 24),
"priority_level": 1,
"frequency": CustomOnCallShift.FREQUENCY_DAILY,
}
on_call_shift = make_on_call_shift(
organization=organization, shift_type=CustomOnCallShift.TYPE_ROLLING_USERS_EVENT, **data
)
on_call_shift.add_rolling_users([[user1]])
on_call_shift.schedules.add(schedule)
# setup current shifts before checking/triggering for notifications
current_shifts = schedule.final_events(now, now, False, False)
schedule.current_shifts = json.dumps(current_shifts, default=str)
schedule.empty_oncall = False
schedule.cached_ical_file_overrides = ical_after
schedule.prev_ical_file_overrides = ical_before
schedule.save()
with patch("apps.slack.slack_client.SlackClientWithErrorHandling.api_call") as mock_slack_api_call:
notify_ical_schedule_shift(schedule.pk)
assert not mock_slack_api_call.called
@pytest.mark.django_db
def test_no_changes_no_triggering_notification(
make_organization_and_user_with_slack_identities,
make_user,
make_schedule,
make_on_call_shift,
):
organization, _, _, _ = make_organization_and_user_with_slack_identities()
user1 = make_user(organization=organization, username="user1")
# clear users pks <-> organization cache (persisting between tests)
memoized_users_in_ical.cache_clear()
schedule = make_schedule(
organization,
schedule_class=OnCallScheduleCalendar,
name="test_schedule",
channel="channel",
prev_ical_file_overrides=None,
cached_ical_file_overrides=None,
)
now = timezone.now().replace(microsecond=0)
start_date = now - timezone.timedelta(days=7, minutes=1)
data = {
"start": start_date,
"rotation_start": start_date,
"duration": timezone.timedelta(seconds=3600 * 24),
"priority_level": 1,
"frequency": CustomOnCallShift.FREQUENCY_DAILY,
}
on_call_shift = make_on_call_shift(
organization=organization, shift_type=CustomOnCallShift.TYPE_ROLLING_USERS_EVENT, **data
)
on_call_shift.add_rolling_users([[user1]])
on_call_shift.schedules.add(schedule)
# setup current shifts before checking/triggering for notifications
current_shifts = schedule.final_events(now, now, False, False)
schedule.current_shifts = json.dumps(current_shifts, default=str)
schedule.empty_oncall = False
schedule.save()
with patch("apps.slack.slack_client.SlackClientWithErrorHandling.api_call") as mock_slack_api_call:
notify_ical_schedule_shift(schedule.pk)
assert not mock_slack_api_call.called
@pytest.mark.django_db
def test_current_shift_changes_trigger_notification(
make_organization_and_user_with_slack_identities,
make_user,
make_schedule,
make_on_call_shift,
):
organization, _, _, _ = make_organization_and_user_with_slack_identities()
user1 = make_user(organization=organization, username="user1")
# clear users pks <-> organization cache (persisting between tests)
memoized_users_in_ical.cache_clear()
schedule = make_schedule(
organization,
schedule_class=OnCallScheduleCalendar,
name="test_schedule",
channel="channel",
prev_ical_file_overrides=None,
cached_ical_file_overrides=None,
)
now = timezone.now().replace(microsecond=0)
start_date = now - datetime.timedelta(days=7)
data = {
"start": start_date,
"rotation_start": start_date,
"duration": datetime.timedelta(seconds=3600 * 24),
"priority_level": 1,
"frequency": CustomOnCallShift.FREQUENCY_DAILY,
}
on_call_shift = make_on_call_shift(
organization=organization, shift_type=CustomOnCallShift.TYPE_ROLLING_USERS_EVENT, **data
)
on_call_shift.add_rolling_users([[user1]])
on_call_shift.schedules.add(schedule)
schedule.refresh_ical_file()
# setup empty current shifts before checking/triggering for notifications
schedule.current_shifts = json.dumps({}, default=str)
schedule.empty_oncall = False
schedule.save()
with patch("apps.slack.slack_client.SlackClientWithErrorHandling.api_call") as mock_slack_api_call:
notify_ical_schedule_shift(schedule.pk)
assert mock_slack_api_call.called
@pytest.mark.django_db
def test_next_shift_changes_no_triggering_notification(
make_organization_and_user_with_slack_identities,
make_user,
make_schedule,
make_on_call_shift,
):
organization, _, _, _ = make_organization_and_user_with_slack_identities()
user1 = make_user(organization=organization, username="user1")
user2 = make_user(organization=organization, username="user2")
# clear users pks <-> organization cache (persisting between tests)
memoized_users_in_ical.cache_clear()
schedule = make_schedule(
organization,
schedule_class=OnCallScheduleCalendar,
name="test_schedule",
channel="channel",
prev_ical_file_overrides=None,
cached_ical_file_overrides=None,
)
now = timezone.now().replace(microsecond=0)
start_date_1 = now - datetime.timedelta(days=7, minutes=1)
data_1 = {
"start": start_date_1,
"rotation_start": start_date_1,
"duration": datetime.timedelta(seconds=3600 * 24),
"priority_level": 1,
"frequency": CustomOnCallShift.FREQUENCY_DAILY,
}
on_call_shift_1 = make_on_call_shift(
organization=organization, shift_type=CustomOnCallShift.TYPE_ROLLING_USERS_EVENT, **data_1
)
on_call_shift_1.add_rolling_users([[user1]])
on_call_shift_1.schedules.add(schedule)
start_date_2 = now + datetime.timedelta(minutes=10)
data_2 = {
"start": start_date_2,
"rotation_start": start_date_2,
"duration": datetime.timedelta(seconds=3600 * 24),
"priority_level": 2,
"frequency": CustomOnCallShift.FREQUENCY_DAILY,
}
on_call_shift_2 = make_on_call_shift(
organization=organization, shift_type=CustomOnCallShift.TYPE_ROLLING_USERS_EVENT, **data_2
)
on_call_shift_2.add_rolling_users([[user1]])
on_call_shift_2.schedules.add(schedule)
schedule.refresh_ical_file()
# setup empty current shifts before checking/triggering for notifications
current_shifts = schedule.final_events(now, now, False, False)
schedule.current_shifts = json.dumps(current_shifts, default=str)
schedule.empty_oncall = False
schedule.save()
on_call_shift_2.add_rolling_users([[user2]])
schedule.refresh_ical_file()
with patch("apps.slack.slack_client.SlackClientWithErrorHandling.api_call") as mock_slack_api_call:
notify_ical_schedule_shift(schedule.pk)
assert not mock_slack_api_call.called
@pytest.mark.django_db
def test_lower_priority_changes_no_triggering_notification(
make_organization_and_user_with_slack_identities,
make_user,
make_schedule,
make_on_call_shift,
):
organization, _, _, _ = make_organization_and_user_with_slack_identities()
user1 = make_user(organization=organization, username="user1")
user2 = make_user(organization=organization, username="user2")
# clear users pks <-> organization cache (persisting between tests)
memoized_users_in_ical.cache_clear()
schedule = make_schedule(
organization,
schedule_class=OnCallScheduleCalendar,
name="test_schedule",
channel="channel",
prev_ical_file_overrides=None,
cached_ical_file_overrides=None,
)
now = timezone.now().replace(microsecond=0)
start_date = now - datetime.timedelta(days=7, minutes=1)
data_1 = {
"start": start_date,
"rotation_start": start_date,
"duration": datetime.timedelta(seconds=3600 * 24),
"priority_level": 2,
"frequency": CustomOnCallShift.FREQUENCY_DAILY,
}
on_call_shift_1 = make_on_call_shift(
organization=organization, shift_type=CustomOnCallShift.TYPE_ROLLING_USERS_EVENT, **data_1
)
on_call_shift_1.add_rolling_users([[user1]])
on_call_shift_1.schedules.add(schedule)
data_2 = {
"start": start_date,
"rotation_start": start_date,
"duration": datetime.timedelta(seconds=3600 * 24),
"priority_level": 1,
"frequency": CustomOnCallShift.FREQUENCY_DAILY,
}
on_call_shift_2 = make_on_call_shift(
organization=organization, shift_type=CustomOnCallShift.TYPE_ROLLING_USERS_EVENT, **data_2
)
on_call_shift_2.add_rolling_users([[user1]])
on_call_shift_2.schedules.add(schedule)
schedule.refresh_ical_file()
# setup empty current shifts before checking/triggering for notifications
current_shifts = schedule.final_events(now, now, False, False)
schedule.current_shifts = json.dumps(current_shifts, default=str)
schedule.empty_oncall = False
schedule.save()
on_call_shift_2.add_rolling_users([[user2]])
schedule.refresh_ical_file()
with patch("apps.slack.slack_client.SlackClientWithErrorHandling.api_call") as mock_slack_api_call:
notify_ical_schedule_shift(schedule.pk)
assert not mock_slack_api_call.called
@pytest.mark.django_db
def test_vtimezone_changes_no_triggering_notification(
make_organization_and_user_with_slack_identities,
make_user,
make_schedule,
):
organization, _, _, _ = make_organization_and_user_with_slack_identities()
make_user(organization=organization, username="user1")
# clear users pks <-> organization cache (persisting between tests)
memoized_users_in_ical.cache_clear()
ical_before = textwrap.dedent(
"""
BEGIN:VCALENDAR
PRODID:-//Google Inc//Google Calendar 70.9054//EN
VERSION:2.0
CALSCALE:GREGORIAN
X-WR-TIMEZONE:Europe/London
METHOD:PUBLISH
BEGIN:VTIMEZONE
TZID:Europe/Rome
BEGIN:STANDARD
TZOFFSETFROM:0200
TZOFFSETTO:0100
TZNAME:CET
DTSTART:19701025T030000
END:STANDARD
END:VTIMEZONE
BEGIN:VTIMEZONE
TZID:America/Argentina/Buenos_Aires
X-LIC-LOCATION:America/Argentina/Buenos_Aires
BEGIN:STANDARD
TZOFFSETFROM:-0300
TZOFFSETTO:-0300
TZNAME:-03
DTSTART:19700101T000000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
DTSTART;VALUE=DATE:20230101
DTEND;VALUE=DATE:20230102
RRULE:FREQ=DAILY
DTSTAMP:20230101T000000
UID:id1@google.com
CREATED:20230101T000000
DESCRIPTION:
LAST-MODIFIED:20230101T000000
LOCATION:
SEQUENCE:1
STATUS:CONFIRMED
SUMMARY:user1
TRANSP:TRANSPARENT
END:VEVENT
END:VCALENDAR"""
)
# same data, timezones in different order (eg. google usually randomly reorders them)
ical_after = textwrap.dedent(
"""
BEGIN:VCALENDAR
PRODID:-//Google Inc//Google Calendar 70.9054//EN
VERSION:2.0
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-TIMEZONE:Europe/London
BEGIN:VTIMEZONE
TZID:America/Argentina/Buenos_Aires
X-LIC-LOCATION:America/Argentina/Buenos_Aires
BEGIN:STANDARD
TZOFFSETFROM:-0300
TZOFFSETTO:-0300
TZNAME:-03
DTSTART:19700101T000000
END:STANDARD
END:VTIMEZONE
BEGIN:VTIMEZONE
TZID:Europe/Rome
BEGIN:STANDARD
TZOFFSETFROM:0200
TZOFFSETTO:0100
TZNAME:CET
DTSTART:19701025T030000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
DTSTART;VALUE=DATE:20230101
DTEND;VALUE=DATE:20230102
RRULE:FREQ=DAILY
DTSTAMP:20230101T000000
UID:id1@google.com
CREATED:20230101T000000
DESCRIPTION:
LAST-MODIFIED:20230101T000000
LOCATION:
SEQUENCE:1
STATUS:CONFIRMED
SUMMARY:user1
TRANSP:TRANSPARENT
END:VEVENT
END:VCALENDAR"""
)
schedule = make_schedule(
organization,
schedule_class=OnCallScheduleICal,
name="test_ical_schedule",
channel="channel",
ical_url_primary="url",
prev_ical_file_primary=None,
cached_ical_file_primary=ical_before,
prev_ical_file_overrides=None,
cached_ical_file_overrides=None,
)
# setup current shifts before checking/triggering for notifications
now = datetime.datetime.now(timezone.utc)
current_shifts = schedule.final_events(now, now, False, False)
schedule.current_shifts = json.dumps(current_shifts, default=str)
schedule.empty_oncall = False
# update schedule cached ical to ical_after
schedule.prev_ical_file_primary = ical_before
schedule.cached_ical_file_primary = ical_after
schedule.save()
with patch("apps.slack.slack_client.SlackClientWithErrorHandling.api_call") as mock_slack_api_call:
notify_ical_schedule_shift(schedule.pk)
assert not mock_slack_api_call.called
@pytest.mark.django_db
def test_no_changes_no_triggering_notification_from_old_to_new_task_version(
make_organization_and_user_with_slack_identities,
make_user,
make_schedule,
make_on_call_shift,
):
organization, _, _, _ = make_organization_and_user_with_slack_identities()
user1 = make_user(organization=organization, username="user1")
# clear users pks <-> organization cache (persisting between tests)
memoized_users_in_ical.cache_clear()
schedule = make_schedule(
organization,
schedule_class=OnCallScheduleCalendar,
name="test_schedule",
channel="channel",
prev_ical_file_overrides=None,
cached_ical_file_overrides=None,
)
now = timezone.now().replace(microsecond=0)
start_date = now - timezone.timedelta(days=7)
data = {
"start": start_date,
"rotation_start": start_date,
"duration": timezone.timedelta(seconds=3600 * 24),
"priority_level": 1,
"frequency": CustomOnCallShift.FREQUENCY_DAILY,
}
on_call_shift = make_on_call_shift(
organization=organization, shift_type=CustomOnCallShift.TYPE_ROLLING_USERS_EVENT, **data
)
on_call_shift.add_rolling_users([[user1]])
on_call_shift.schedules.add(schedule)
# setup current shifts with old version of shifts structure before checking/triggering for notifications
current_shifts = {
"test_shift_uid": {
"users": [user1.pk],
"start": start_date,
"end": start_date + data["duration"],
"all_day": False,
"priority": data["priority_level"],
"priority_increased_by": 0,
}
}
schedule.current_shifts = json.dumps(current_shifts, default=str)
schedule.empty_oncall = False
schedule.save()
with patch("apps.slack.slack_client.SlackClientWithErrorHandling.api_call") as mock_slack_api_call:
notify_ical_schedule_shift(schedule.pk)
assert not mock_slack_api_call.called
@pytest.mark.django_db
def test_current_shift_changes_trigger_notification_from_old_to_new_task_version(
make_organization_and_user_with_slack_identities,
make_user,
make_schedule,
make_on_call_shift,
):
organization, _, _, _ = make_organization_and_user_with_slack_identities()
user1 = make_user(organization=organization, username="user1")
user2 = make_user(organization=organization, username="user2")
# clear users pks <-> organization cache (persisting between tests)
memoized_users_in_ical.cache_clear()
schedule = make_schedule(
organization,
schedule_class=OnCallScheduleCalendar,
name="test_schedule",
channel="channel",
prev_ical_file_overrides=None,
cached_ical_file_overrides=None,
)
now = timezone.now().replace(microsecond=0)
start_date = now - datetime.timedelta(days=7)
data = {
"start": start_date,
"rotation_start": start_date,
"duration": datetime.timedelta(seconds=3600 * 24),
"priority_level": 1,
"frequency": CustomOnCallShift.FREQUENCY_DAILY,
}
on_call_shift = make_on_call_shift(
organization=organization, shift_type=CustomOnCallShift.TYPE_ROLLING_USERS_EVENT, **data
)
on_call_shift.add_rolling_users([[user1]])
on_call_shift.schedules.add(schedule)
schedule.refresh_ical_file()
# setup current shifts with old version of shifts structure before checking/triggering for notifications
current_shifts = {
"test_shift_uid": {
"users": [user1.pk],
"start": start_date,
"end": start_date + data["duration"],
"all_day": False,
"priority": data["priority_level"],
"priority_increased_by": 0,
}
}
schedule.current_shifts = json.dumps(current_shifts, default=str)
schedule.empty_oncall = False
schedule.save()
on_call_shift.add_rolling_users([[user2]])
schedule.refresh_ical_file()
with patch("apps.slack.slack_client.SlackClientWithErrorHandling.api_call") as mock_slack_api_call:
notify_ical_schedule_shift(schedule.pk)
assert mock_slack_api_call.called
@pytest.mark.django_db
def test_next_shift_notification_long_and_short_shifts(
make_organization_and_user_with_slack_identities,
make_user,
make_schedule,
make_on_call_shift,
):
organization, _, _, _ = make_organization_and_user_with_slack_identities()
user1 = make_user(organization=organization, username="user1")
user2 = make_user(organization=organization, username="user2")
user3 = make_user(organization=organization, username="user3")
# clear users pks <-> organization cache (persisting between tests)
memoized_users_in_ical.cache_clear()
schedule = make_schedule(
organization,
schedule_class=OnCallScheduleWeb,
name="test_schedule",
channel="channel",
prev_ical_file_overrides=None,
cached_ical_file_overrides=None,
)
now = timezone.now().replace(microsecond=0)
start_date_1 = now - datetime.timedelta(days=1)
data_1 = {
"start": start_date_1,
"rotation_start": start_date_1,
"duration": datetime.timedelta(seconds=3600 * 24 * 7), # one week duration
"priority_level": 1,
"frequency": CustomOnCallShift.FREQUENCY_WEEKLY,
"schedule": schedule,
}
on_call_shift_1 = make_on_call_shift(
organization=organization, shift_type=CustomOnCallShift.TYPE_ROLLING_USERS_EVENT, **data_1
)
on_call_shift_1.add_rolling_users([[user1], [user2]])
start_date_2 = now - datetime.timedelta(hours=1)
data_2 = {
"start": start_date_2,
"rotation_start": start_date_2,
"duration": datetime.timedelta(seconds=3600 * 24),
"priority_level": 1,
"frequency": CustomOnCallShift.FREQUENCY_WEEKLY,
"schedule": schedule,
}
on_call_shift_2 = make_on_call_shift(
organization=organization, shift_type=CustomOnCallShift.TYPE_ROLLING_USERS_EVENT, **data_2
)
on_call_shift_2.add_rolling_users([[user3]])
schedule.refresh_ical_file()
# setup empty current shifts before checking/triggering for notifications
schedule.current_shifts = json.dumps({}, default=str)
schedule.empty_oncall = False
schedule.save()
with patch("apps.slack.slack_client.SlackClientWithErrorHandling.api_call") as mock_slack_api_call:
notify_ical_schedule_shift(schedule.pk)
assert mock_slack_api_call.called
notification = mock_slack_api_call.call_args[1]["blocks"][0]["text"]["text"]
new_shift_notification, next_shift_notification = notification.split("\n\n")
assert "*New on-call shift:*\n[L1] user1" in new_shift_notification
assert "[L1] user3" in new_shift_notification
assert "*Next on-call shift:*\n[L1] user2" in notification