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import pytest
from ase.utils import deprecated, devnull, tokenize_version
def test_deprecated_decorator():
class MyWarning(UserWarning):
pass
@deprecated('hello', MyWarning)
def add(a, b):
return a + b
with pytest.warns(MyWarning, match='hello'):
assert add(2, 2) == 4
def test_deprecated_devnull():
with pytest.warns(DeprecationWarning):
devnull.tell()
@pytest.mark.parametrize('v1, v2', [
('1', '2'),
('a', 'b'),
('9.0', '10.0'),
('3.8.0', '3.8.1'),
('3a', '3b'),
('3', '3a'),
])
def test_tokenize_version_lessthan(v1, v2):
v1 = tokenize_version(v1)
v2 = tokenize_version(v2)
assert v1 < v2
def test_tokenize_version_equal():
version = '3.8x.xx'
assert tokenize_version(version) == tokenize_version(version)
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