Avoid global side effect in test_ensurepip
diff --git a/Lib/test/test_ensurepip.py b/Lib/test/test_ensurepip.py
index e87f476..abf00fd 100644
--- a/Lib/test/test_ensurepip.py
+++ b/Lib/test/test_ensurepip.py
@@ -2,6 +2,8 @@
import unittest.mock
import ensurepip
import test.support
+import os
+import os.path
class TestEnsurePipVersion(unittest.TestCase):
@@ -17,9 +19,12 @@
self.run_pip = run_pip_patch.start()
self.addCleanup(run_pip_patch.stop)
- os_environ_patch = unittest.mock.patch("ensurepip.os.environ", {})
- self.os_environ = os_environ_patch.start()
- self.addCleanup(os_environ_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_basic_bootstrapping(self):
ensurepip.bootstrap()