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-rw-r--r--Lib/test/test_ensurepip.py8
1 files changed, 8 insertions, 0 deletions
diff --git a/Lib/test/test_ensurepip.py b/Lib/test/test_ensurepip.py
index c119327d42..8c125bf036 100644
--- a/Lib/test/test_ensurepip.py
+++ b/Lib/test/test_ensurepip.py
@@ -126,6 +126,14 @@ class TestBootstrap(unittest.TestCase):
ensurepip.bootstrap(altinstall=True, default_pip=True)
self.run_pip.assert_not_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)
+
+
@contextlib.contextmanager
def fake_pip(version=ensurepip._PIP_VERSION):
if version is None: