def test_pluggable_validators_priority(self):
class AngryValidator(BaseValidator):
priority = 9000
error_message = "Angry Validator is Angry."
def validate(self):
raise ValidationError(self.error_message)
occurrence = Occurrence(
calendar=self.calendar,
event=self.event,
start=self.start,
finish=self.start # also fails finish > start check.
)
try:
collect_validators.connect(AngryValidator, sender=Occurrence)
occurrence.save()
self.fail('ValidationError not triggered')
except ValidationError, e:
assert_equal(e.messages[0], AngryValidator.error_message)
AngryValidator.priority = -1
try:
occurrence.save()
self.fail('ValidationError not triggered')
except ValidationError, e:
assert_not_equal(e.messages[0], AngryValidator.error_message)
def test_attended_attendance_records_cannot_be_cancelled(self):
try:
collect_validators.disconnect(
CannotAttendFutureEventsValidator, sender=Attendance
)
att = Attendance.objects.create(
user=self.user,
occurrence=self.occurrence,
status=Attendance.STATUS.attended
)
att.status = att.STATUS.cancelled
assert_raises(ValidationError, att.save)
finally:
collect_validators.connect(
CannotAttendFutureEventsValidator, sender=Attendance
)
def test_only_one_active_attendance_record_for_user_occurrence(self):
try:
collect_validators.disconnect(
CannotAttendFutureEventsValidator, sender=Attendance
)
att = Attendance(user=self.user, occurrence=self.occurrence)
for status in [Attendance.STATUS.booked, Attendance.STATUS.attended]:
att.status = att.STATUS.attended
att.save()
self.assertRaises(ValidationError, Attendance.objects.create,
user=self.user, occurrence=self.occurrence
)
for status in [Attendance.STATUS.inactive, Attendance.STATUS.cancelled]:
att.status = status
att.save()
att2 = Attendance.objects.create(
user=self.user, occurrence=self.occurrence
)
att2.delete()
finally:
collect_validators.connect(
CannotAttendFutureEventsValidator, sender=Attendance
)
