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https://github.com/pypa/pip
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52 lines
1.8 KiB
Python
52 lines
1.8 KiB
Python
import os
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from tests.lib import assert_all_changes
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def check_installed_version(script, package, expected):
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result = script.pip('show', package)
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lines = result.stdout.splitlines()
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version = None
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for line in lines:
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if line.startswith('Version: '):
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version = line.split()[-1]
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break
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assert version == expected, 'version {} != {}'.format(version, expected)
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def check_force_reinstall(script, specifier, expected):
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"""
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Args:
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specifier: the requirement specifier to force-reinstall.
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expected: the expected version after force-reinstalling.
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"""
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result = script.pip_install_local('simplewheel==1.0')
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check_installed_version(script, 'simplewheel', '1.0')
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# Remove an installed file to test whether --force-reinstall fixes it.
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script.site_packages_path.joinpath("simplewheel", "__init__.py").unlink()
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to_fix = os.path.join(script.site_packages, "simplewheel", "__init__.py")
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result2 = script.pip_install_local('--force-reinstall', specifier)
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assert to_fix in result2.files_created, 'force-reinstall failed'
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check_installed_version(script, 'simplewheel', expected)
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result3 = script.pip('uninstall', 'simplewheel', '-y')
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assert_all_changes(result, result3, [script.venv / 'build', 'cache'])
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def test_force_reinstall_with_no_version_specifier(script):
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"""
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Check --force-reinstall when there is no version specifier and the
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installed version is not the newest version.
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"""
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check_force_reinstall(script, 'simplewheel', '2.0')
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def test_force_reinstall_with_same_version_specifier(script):
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"""
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Check --force-reinstall when the version specifier equals the installed
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version and the installed version is not the newest version.
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"""
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check_force_reinstall(script, 'simplewheel==1.0', '1.0')
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