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Issue #19734: ignore pip env vars in ensurepip._uninstall

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This commit is contained in:
Nick Coghlan 2013-12-23 17:39:12 +10:00
parent 6256fcbc97
commit ed9af52ff0
2 changed files with 29 additions and 6 deletions
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14
Lib/test/test_ensurepip.py
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@ -160,6 +160,13 @@ class TestUninstall(unittest.TestCase):
self.run_pip = run_pip_patch.start()
self.addCleanup(run_pip_patch.stop)
# Avoid side effects on the actual os module
os_patch = unittest.mock.patch("ensurepip.os")
patched_os = os_patch.start()
self.addCleanup(os_patch.stop)
patched_os.path = os.path
self.os_environ = patched_os.environ = os.environ.copy()
def test_uninstall_skipped_when_not_installed(self):
with fake_pip(None):
ensurepip._uninstall()
@ -204,6 +211,13 @@ class TestUninstall(unittest.TestCase):
["uninstall", "-y", "-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()
self.assertNotIn("PIP_THIS_SHOULD_GO_AWAY", self.os_environ)