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# Copyright (c) Meta Platforms, Inc. and affiliates.
# SPDX-License-Identifier: LGPL-2.1-or-later
from functools import cmp_to_key
from tests import TestCase
from util import KernelVersion, verrevcmp
class TestUtil(TestCase):
def assertVersionSort(self, sorted_list):
self.assertEqual(sorted(sorted_list, key=cmp_to_key(verrevcmp)), sorted_list)
def test_verrevcmp(self):
self.assertVersionSort(
["0~", "0", "1", "1.0", "1.1~rc1", "1.1~rc2", "1.1", "1.2", "1.12"]
)
self.assertVersionSort(["a", "."])
self.assertVersionSort(["", "1"])
self.assertVersionSort(["~", "~1"])
self.assertVersionSort(["~~", "~~a", "~", "", "a"])
def test_kernel_version(self):
self.assertLess(KernelVersion("1.0"), KernelVersion("2.0"))
self.assertLess(KernelVersion("5.6.0-rc6"), KernelVersion("5.6.0-rc7"))
self.assertLess(KernelVersion("5.6.0-rc7"), KernelVersion("5.6.0"))
self.assertLess(
KernelVersion("5.6.0-rc7-vmtest2"), KernelVersion("5.6.0-vmtest1")
)
self.assertLess(KernelVersion("5.6.0-vmtest1"), KernelVersion("5.6.0-vmtest2"))
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