pip/tests/functional/test_warning.py

45 lines
1.3 KiB
Python

import textwrap
import pytest
@pytest.fixture
def warnings_demo(tmpdir):
demo = tmpdir.joinpath('warnings_demo.py')
demo.write_text(textwrap.dedent('''
from logging import basicConfig
from pip._internal.utils import deprecation
deprecation.install_warning_logger()
basicConfig()
deprecation.deprecated("deprecated!", replacement=None, gone_in=None)
'''))
return demo
def test_deprecation_warnings_are_correct(script, warnings_demo):
result = script.run('python', warnings_demo, expect_stderr=True)
expected = 'WARNING:pip._internal.deprecations:DEPRECATION: deprecated!\n'
assert result.stderr == expected
def test_deprecation_warnings_can_be_silenced(script, warnings_demo):
script.environ['PYTHONWARNINGS'] = 'ignore'
result = script.run('python', warnings_demo)
assert result.stderr == ''
DEPRECATION_TEXT = "drop support for Python 2.7"
CPYTHON_DEPRECATION_TEXT = "January 1st, 2020"
def test_version_warning_is_not_shown_if_python_version_is_not_2(script):
result = script.pip("debug", allow_stderr_warning=True)
assert DEPRECATION_TEXT not in result.stderr, str(result)
assert CPYTHON_DEPRECATION_TEXT not in result.stderr, str(result)
def test_flag_does_nothing_if_python_version_is_not_2(script):
script.pip("list", "--no-python-version-warning")