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ORPA-pyOpenRPA/Resources/LPy64-3105/lib/python3.10/test/test_ensurepip.py

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import contextlib
import os
import os.path
import sys
import tempfile
import test.support
import unittest
import unittest.mock
import ensurepip
import ensurepip._uninstall
class TestPackages(unittest.TestCase):
def touch(self, directory, filename):
fullname = os.path.join(directory, filename)
open(fullname, "wb").close()
def test_version(self):
# Test version()
with tempfile.TemporaryDirectory() as tmpdir:
self.touch(tmpdir, "pip-1.2.3b1-py2.py3-none-any.whl")
self.touch(tmpdir, "setuptools-49.1.3-py3-none-any.whl")
with (unittest.mock.patch.object(ensurepip, '_PACKAGES', None),
unittest.mock.patch.object(ensurepip, '_WHEEL_PKG_DIR', tmpdir)):
self.assertEqual(ensurepip.version(), '1.2.3b1')
def test_get_packages_no_dir(self):
# Test _get_packages() without a wheel package directory
with (unittest.mock.patch.object(ensurepip, '_PACKAGES', None),
unittest.mock.patch.object(ensurepip, '_WHEEL_PKG_DIR', None)):
packages = ensurepip._get_packages()
# when bundled wheel packages are used, we get _PIP_VERSION
self.assertEqual(ensurepip._PIP_VERSION, ensurepip.version())
# use bundled wheel packages
self.assertIsNotNone(packages['pip'].wheel_name)
self.assertIsNotNone(packages['setuptools'].wheel_name)
def test_get_packages_with_dir(self):
# Test _get_packages() with a wheel package directory
setuptools_filename = "setuptools-49.1.3-py3-none-any.whl"
pip_filename = "pip-20.2.2-py2.py3-none-any.whl"
with tempfile.TemporaryDirectory() as tmpdir:
self.touch(tmpdir, setuptools_filename)
self.touch(tmpdir, pip_filename)
# not used, make sure that it's ignored
self.touch(tmpdir, "wheel-0.34.2-py2.py3-none-any.whl")
with (unittest.mock.patch.object(ensurepip, '_PACKAGES', None),
unittest.mock.patch.object(ensurepip, '_WHEEL_PKG_DIR', tmpdir)):
packages = ensurepip._get_packages()
self.assertEqual(packages['setuptools'].version, '49.1.3')
self.assertEqual(packages['setuptools'].wheel_path,
os.path.join(tmpdir, setuptools_filename))
self.assertEqual(packages['pip'].version, '20.2.2')
self.assertEqual(packages['pip'].wheel_path,
os.path.join(tmpdir, pip_filename))
# wheel package is ignored
self.assertEqual(sorted(packages), ['pip', 'setuptools'])
class EnsurepipMixin:
def setUp(self):
run_pip_patch = unittest.mock.patch("ensurepip._run_pip")
self.run_pip = run_pip_patch.start()
self.run_pip.return_value = 0
self.addCleanup(run_pip_patch.stop)
# Avoid side effects on the actual os module
real_devnull = os.devnull
os_patch = unittest.mock.patch("ensurepip.os")
patched_os = os_patch.start()
# But expose os.listdir() used by _find_packages()
patched_os.listdir = os.listdir
self.addCleanup(os_patch.stop)
patched_os.devnull = real_devnull
patched_os.path = os.path
self.os_environ = patched_os.environ = os.environ.copy()
class TestBootstrap(EnsurepipMixin, unittest.TestCase):
def test_basic_bootstrapping(self):
ensurepip.bootstrap()
self.run_pip.assert_called_once_with(
[
"install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "setuptools", "pip",
],
unittest.mock.ANY,
)
additional_paths = self.run_pip.call_args[0][1]
self.assertEqual(len(additional_paths), 2)
def test_bootstrapping_with_root(self):
ensurepip.bootstrap(root="/foo/bar/")
self.run_pip.assert_called_once_with(
[
"install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "--root", "/foo/bar/",
"setuptools", "pip",
],
unittest.mock.ANY,
)
def test_bootstrapping_with_user(self):
ensurepip.bootstrap(user=True)
self.run_pip.assert_called_once_with(
[
"install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "--user", "setuptools", "pip",
],
unittest.mock.ANY,
)
def test_bootstrapping_with_upgrade(self):
ensurepip.bootstrap(upgrade=True)
self.run_pip.assert_called_once_with(
[
"install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "--upgrade", "setuptools", "pip",
],
unittest.mock.ANY,
)
def test_bootstrapping_with_verbosity_1(self):
ensurepip.bootstrap(verbosity=1)
self.run_pip.assert_called_once_with(
[
"install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "-v", "setuptools", "pip",
],
unittest.mock.ANY,
)
def test_bootstrapping_with_verbosity_2(self):
ensurepip.bootstrap(verbosity=2)
self.run_pip.assert_called_once_with(
[
"install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "-vv", "setuptools", "pip",
],
unittest.mock.ANY,
)
def test_bootstrapping_with_verbosity_3(self):
ensurepip.bootstrap(verbosity=3)
self.run_pip.assert_called_once_with(
[
"install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "-vvv", "setuptools", "pip",
],
unittest.mock.ANY,
)
def test_bootstrapping_with_regular_install(self):
ensurepip.bootstrap()
self.assertEqual(self.os_environ["ENSUREPIP_OPTIONS"], "install")
def test_bootstrapping_with_alt_install(self):
ensurepip.bootstrap(altinstall=True)
self.assertEqual(self.os_environ["ENSUREPIP_OPTIONS"], "altinstall")
def test_bootstrapping_with_default_pip(self):
ensurepip.bootstrap(default_pip=True)
self.assertNotIn("ENSUREPIP_OPTIONS", self.os_environ)
def test_altinstall_default_pip_conflict(self):
with self.assertRaises(ValueError):
ensurepip.bootstrap(altinstall=True, default_pip=True)
self.assertFalse(self.run_pip.called)
def test_pip_environment_variables_removed(self):
# ensurepip deliberately ignores all pip environment variables
# See http://bugs.python.org/issue19734 for details
self.os_environ["PIP_THIS_SHOULD_GO_AWAY"] = "test fodder"
ensurepip.bootstrap()
self.assertNotIn("PIP_THIS_SHOULD_GO_AWAY", self.os_environ)
def test_pip_config_file_disabled(self):
# ensurepip deliberately ignores the pip config file
# See http://bugs.python.org/issue20053 for details
ensurepip.bootstrap()
self.assertEqual(self.os_environ["PIP_CONFIG_FILE"], os.devnull)
@contextlib.contextmanager
def fake_pip(version=ensurepip.version()):
if version is None:
pip = None
else:
class FakePip():
__version__ = version
pip = FakePip()
sentinel = object()
orig_pip = sys.modules.get("pip", sentinel)
sys.modules["pip"] = pip
try:
yield pip
finally:
if orig_pip is sentinel:
del sys.modules["pip"]
else:
sys.modules["pip"] = orig_pip
class TestUninstall(EnsurepipMixin, unittest.TestCase):
def test_uninstall_skipped_when_not_installed(self):
with fake_pip(None):
ensurepip._uninstall_helper()
self.assertFalse(self.run_pip.called)
def test_uninstall_skipped_with_warning_for_wrong_version(self):
with fake_pip("not a valid version"):
with test.support.captured_stderr() as stderr:
ensurepip._uninstall_helper()
warning = stderr.getvalue().strip()
self.assertIn("only uninstall a matching version", warning)
self.assertFalse(self.run_pip.called)
def test_uninstall(self):
with fake_pip():
ensurepip._uninstall_helper()
self.run_pip.assert_called_once_with(
[
"uninstall", "-y", "--disable-pip-version-check", "pip",
"setuptools",
]
)
def test_uninstall_with_verbosity_1(self):
with fake_pip():
ensurepip._uninstall_helper(verbosity=1)
self.run_pip.assert_called_once_with(
[
"uninstall", "-y", "--disable-pip-version-check", "-v", "pip",
"setuptools",
]
)
def test_uninstall_with_verbosity_2(self):
with fake_pip():
ensurepip._uninstall_helper(verbosity=2)
self.run_pip.assert_called_once_with(
[
"uninstall", "-y", "--disable-pip-version-check", "-vv", "pip",
"setuptools",
]
)
def test_uninstall_with_verbosity_3(self):
with fake_pip():
ensurepip._uninstall_helper(verbosity=3)
self.run_pip.assert_called_once_with(
[
"uninstall", "-y", "--disable-pip-version-check", "-vvv",
"pip", "setuptools",
]
)
def test_pip_environment_variables_removed(self):
# ensurepip deliberately ignores all pip environment variables
# See http://bugs.python.org/issue19734 for details
self.os_environ["PIP_THIS_SHOULD_GO_AWAY"] = "test fodder"
with fake_pip():
ensurepip._uninstall_helper()
self.assertNotIn("PIP_THIS_SHOULD_GO_AWAY", self.os_environ)
def test_pip_config_file_disabled(self):
# ensurepip deliberately ignores the pip config file
# See http://bugs.python.org/issue20053 for details
with fake_pip():
ensurepip._uninstall_helper()
self.assertEqual(self.os_environ["PIP_CONFIG_FILE"], os.devnull)
# Basic testing of the main functions and their argument parsing
EXPECTED_VERSION_OUTPUT = "pip " + ensurepip.version()
class TestBootstrappingMainFunction(EnsurepipMixin, unittest.TestCase):
def test_bootstrap_version(self):
with test.support.captured_stdout() as stdout:
with self.assertRaises(SystemExit):
ensurepip._main(["--version"])
result = stdout.getvalue().strip()
self.assertEqual(result, EXPECTED_VERSION_OUTPUT)
self.assertFalse(self.run_pip.called)
def test_basic_bootstrapping(self):
exit_code = ensurepip._main([])
self.run_pip.assert_called_once_with(
[
"install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "setuptools", "pip",
],
unittest.mock.ANY,
)
additional_paths = self.run_pip.call_args[0][1]
self.assertEqual(len(additional_paths), 2)
self.assertEqual(exit_code, 0)
def test_bootstrapping_error_code(self):
self.run_pip.return_value = 2
exit_code = ensurepip._main([])
self.assertEqual(exit_code, 2)
class TestUninstallationMainFunction(EnsurepipMixin, unittest.TestCase):
def test_uninstall_version(self):
with test.support.captured_stdout() as stdout:
with self.assertRaises(SystemExit):
ensurepip._uninstall._main(["--version"])
result = stdout.getvalue().strip()
self.assertEqual(result, EXPECTED_VERSION_OUTPUT)
self.assertFalse(self.run_pip.called)
def test_basic_uninstall(self):
with fake_pip():
exit_code = ensurepip._uninstall._main([])
self.run_pip.assert_called_once_with(
[
"uninstall", "-y", "--disable-pip-version-check", "pip",
"setuptools",
]
)
self.assertEqual(exit_code, 0)
def test_uninstall_error_code(self):
with fake_pip():
self.run_pip.return_value = 2
exit_code = ensurepip._uninstall._main([])
self.assertEqual(exit_code, 2)
if __name__ == "__main__":
unittest.main()