149 lines
7.4 KiB
Python
149 lines
7.4 KiB
Python
# Copyright The IETF Trust 2020, All Rights Reserved
|
|
import calendar
|
|
import datetime
|
|
from io import StringIO
|
|
|
|
from django.core.management.base import CommandError
|
|
|
|
from ietf.utils.test_utils import TestCase
|
|
from ietf.group.factories import GroupFactory, RoleFactory
|
|
from ietf.person.factories import PersonFactory
|
|
from ietf.meeting.models import Constraint, TimerangeName, BusinessConstraint
|
|
from ietf.meeting.factories import MeetingFactory, RoomFactory, TimeSlotFactory, SessionFactory
|
|
from ietf.meeting.management.commands.schedule_generator import ScheduleHandler
|
|
|
|
|
|
class ScheduleGeneratorTest(TestCase):
|
|
def setUp(self):
|
|
# Create a meeting of 2 days, 5 sessions per day, in 2 rooms. There are 3 days
|
|
# actually created, but sundays are ignored.
|
|
# Two rooms is a fairly low level of simultaneous schedules, this is needed
|
|
# because the schedule in these tests is much more complex than a real schedule.
|
|
self.meeting = MeetingFactory(type_id='ietf', days=2, date=datetime.date(2020, 5, 31))
|
|
self.rooms = [
|
|
RoomFactory(meeting=self.meeting, capacity=100),
|
|
RoomFactory(meeting=self.meeting, capacity=10)
|
|
]
|
|
|
|
self.timeslots = []
|
|
for room in self.rooms:
|
|
for day in range(0, 3):
|
|
for hour in range(12, 17):
|
|
t = TimeSlotFactory(
|
|
meeting=self.meeting,
|
|
location=room,
|
|
time=datetime.datetime.combine(
|
|
self.meeting.date + datetime.timedelta(days=day),
|
|
datetime.time(hour, 0),
|
|
),
|
|
duration=datetime.timedelta(minutes=60),
|
|
)
|
|
self.timeslots.append(t)
|
|
|
|
self.first_meeting_day = calendar.day_name[self.meeting.date.weekday()].lower()
|
|
|
|
self.area1 = GroupFactory(acronym='area1', type_id='area')
|
|
self.area2 = GroupFactory(acronym='area2', type_id='area')
|
|
self.wg1 = GroupFactory(acronym='wg1', parent=self.area1)
|
|
self.wg2 = GroupFactory(acronym='wg2', )
|
|
self.wg3 = GroupFactory(acronym='wg3', )
|
|
self.bof1 = GroupFactory(acronym='bof1', parent=self.area1, state_id='bof')
|
|
self.bof2 = GroupFactory(acronym='bof2', parent=self.area2, state_id='bof')
|
|
self.prg1 = GroupFactory(acronym='prg1', parent=self.area2, type_id='rg', state_id='proposed')
|
|
self.all_groups = [self.area1, self.area2, self.wg1, self.wg2, self.wg3, self.bof1,
|
|
self.bof2, self.prg1]
|
|
|
|
self.ad_role = RoleFactory(group=self.wg1, name_id='ad')
|
|
RoleFactory(group=self.bof1, name_id='ad', person=self.ad_role.person)
|
|
|
|
self.person1 = PersonFactory()
|
|
|
|
def test_normal_schedule(self):
|
|
stdout = StringIO()
|
|
self._create_basic_sessions()
|
|
generator = ScheduleHandler(stdout, self.meeting.number, verbosity=3)
|
|
violations, cost = generator.run()
|
|
self.assertEqual(violations, self.fixed_violations)
|
|
self.assertEqual(cost, self.fixed_cost)
|
|
|
|
stdout.seek(0)
|
|
output = stdout.read()
|
|
self.assertIn('WARNING: session wg2 (pk 13) has no attendees set', output)
|
|
self.assertIn('scheduling 13 sessions in 20 timeslots', output)
|
|
self.assertIn('Optimiser starting run 0', output)
|
|
self.assertIn('Optimiser found an optimal schedule', output)
|
|
|
|
schedule = self.meeting.schedule_set.get(name__startswith='Auto-')
|
|
self.assertEqual(schedule.assignments.count(), 13)
|
|
|
|
def test_unresolvable_schedule(self):
|
|
stdout = StringIO()
|
|
self._create_basic_sessions()
|
|
for group in self.all_groups:
|
|
group.parent = self.area1
|
|
group.ad = self.ad_role
|
|
group.save()
|
|
c = Constraint.objects.create(meeting=self.meeting, source=group, name_id='timerange')
|
|
c.timeranges.set(TimerangeName.objects.filter(slug__startswith=self.first_meeting_day))
|
|
Constraint.objects.create(meeting=self.meeting, source=group,
|
|
name_id='bethere', person=self.person1)
|
|
|
|
generator = ScheduleHandler(stdout, self.meeting.number, verbosity=2)
|
|
violations, cost = generator.run()
|
|
self.assertNotEqual(violations, [])
|
|
self.assertGreater(cost, self.fixed_cost)
|
|
|
|
stdout.seek(0)
|
|
output = stdout.read()
|
|
self.assertIn('Optimiser did not find perfect schedule', output)
|
|
|
|
def test_too_many_sessions(self):
|
|
stdout = StringIO()
|
|
self._create_basic_sessions()
|
|
self._create_basic_sessions()
|
|
with self.assertRaises(CommandError):
|
|
generator = ScheduleHandler(stdout, self.meeting.number, verbosity=0)
|
|
generator.run()
|
|
|
|
def test_invalid_meeting_number(self):
|
|
stdout = StringIO()
|
|
with self.assertRaises(CommandError):
|
|
generator = ScheduleHandler(stdout, 'not-valid-meeting-number-aaaa', verbosity=0)
|
|
generator.run()
|
|
|
|
def _create_basic_sessions(self):
|
|
for group in self.all_groups:
|
|
SessionFactory(meeting=self.meeting, group=group, add_to_schedule=False, attendees=5,
|
|
requested_duration=datetime.timedelta(hours=1))
|
|
for group in self.bof1, self.bof2, self.wg2:
|
|
SessionFactory(meeting=self.meeting, group=group, add_to_schedule=False, attendees=55,
|
|
requested_duration=datetime.timedelta(hours=1))
|
|
SessionFactory(meeting=self.meeting, group=self.wg2, add_to_schedule=False, attendees=500,
|
|
requested_duration=datetime.timedelta(hours=2))
|
|
|
|
joint_session = SessionFactory(meeting=self.meeting, group=self.wg2, add_to_schedule=False)
|
|
joint_session.joint_with_groups.add(self.wg3)
|
|
|
|
Constraint.objects.create(meeting=self.meeting, source=self.wg1,
|
|
name_id='wg_adjacent', target=self.area1)
|
|
Constraint.objects.create(meeting=self.meeting, source=self.wg2,
|
|
name_id='conflict', target=self.bof1)
|
|
Constraint.objects.create(meeting=self.meeting, source=self.bof1,
|
|
name_id='bethere', person=self.person1)
|
|
Constraint.objects.create(meeting=self.meeting, source=self.wg2,
|
|
name_id='bethere', person=self.person1)
|
|
Constraint.objects.create(meeting=self.meeting, source=self.bof1,
|
|
name_id='time_relation', time_relation='subsequent-days')
|
|
Constraint.objects.create(meeting=self.meeting, source=self.bof2,
|
|
name_id='time_relation', time_relation='one-day-separation')
|
|
|
|
timerange_c1 = Constraint.objects.create(meeting=self.meeting, source=self.wg2,
|
|
name_id='timerange')
|
|
timerange_c1.timeranges.set(TimerangeName.objects.filter(slug__startswith=self.first_meeting_day))
|
|
|
|
self.fixed_violations = ['No timeslot with sufficient duration available for wg2, '
|
|
'requested 2:00:00, trimmed to 1:00:00',
|
|
'No timeslot with sufficient capacity available for wg2, '
|
|
'requested 500, trimmed to 100']
|
|
self.fixed_cost = BusinessConstraint.objects.get(slug='session_requires_trim').penalty * 2
|