forked from CGM_Public/pretix_original
78 lines
2.6 KiB
Python
78 lines
2.6 KiB
Python
#
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# This file is part of pretix (Community Edition).
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#
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# Copyright (C) 2014-2020 Raphael Michel and contributors
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# Copyright (C) 2020-2021 rami.io GmbH and contributors
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#
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# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
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# Public License as published by the Free Software Foundation in version 3 of the License.
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#
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# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
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# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
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# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
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# this file, see <https://pretix.eu/about/en/license>.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along with this program. If not, see
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# <https://www.gnu.org/licenses/>.
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#
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import time
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import pytest
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from django.utils.timezone import now
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from django_scopes import scope, scopes_disabled
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from pretix.base.models import Event, Organizer
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from pretix.base.services import locking
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from pretix.base.services.locking import (
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LockReleaseException, LockTimeoutException,
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)
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@pytest.fixture
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def event():
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o = Organizer.objects.create(name='Dummy', slug='dummy')
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event = Event.objects.create(
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organizer=o, name='Dummy', slug='dummy',
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date_from=now()
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)
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with scope(organizer=o):
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yield event
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@pytest.mark.django_db
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def test_locking_exclusive(event):
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with event.lock():
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with pytest.raises(LockTimeoutException):
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with scopes_disabled():
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ev = Event.objects.get(id=event.id)
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with ev.lock():
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pass
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@pytest.mark.django_db
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def test_locking_different_events(event):
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other = Event.objects.create(
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organizer=event.organizer, name='Dummy', slug='dummy2',
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date_from=now()
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)
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with event.lock():
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with other.lock():
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pass
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@pytest.mark.django_db
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def test_lock_timeout_steal(event):
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locking.LOCK_TIMEOUT = 1
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locking.lock_event(event)
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with pytest.raises(LockTimeoutException):
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ev = Event.objects.get(id=event.id)
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locking.lock_event(ev)
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time.sleep(1.5)
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locking.lock_event(ev)
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with pytest.raises(LockReleaseException):
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locking.release_event(event)
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