summaryrefslogtreecommitdiffstats
path: root/Lib/lib2to3
diff options
context:
space:
mode:
authorÉric Araujo <merwok@netwok.org>2011-07-31 15:58:46 (GMT)
committerÉric Araujo <merwok@netwok.org>2011-07-31 15:58:46 (GMT)
commit548c054fb70c504150ec8bafa4503d6b4e74e535 (patch)
treef5c798beb4a7ee50e4813e009e0df00f433142d1 /Lib/lib2to3
parentab7c1b3f1137f7479aa3c1aee82a353ee214cfe5 (diff)
downloadcpython-548c054fb70c504150ec8bafa4503d6b4e74e535.zip
cpython-548c054fb70c504150ec8bafa4503d6b4e74e535.tar.gz
cpython-548c054fb70c504150ec8bafa4503d6b4e74e535.tar.bz2
Stop trying to write into the stdlib during lib2to3 tests (#12331).
This prevents tests from failing when run from a Python installed in a read-only directory.
Diffstat (limited to 'Lib/lib2to3')
-rw-r--r--Lib/lib2to3/tests/test_refactor.py18
1 files changed, 11 insertions, 7 deletions
diff --git a/Lib/lib2to3/tests/test_refactor.py b/Lib/lib2to3/tests/test_refactor.py
index 73122d8..54edeb4 100644
--- a/Lib/lib2to3/tests/test_refactor.py
+++ b/Lib/lib2to3/tests/test_refactor.py
@@ -177,22 +177,26 @@ from __future__ import print_function"""
self.assertEqual(results, expected)
def check_file_refactoring(self, test_file, fixers=_2TO3_FIXERS):
+ tmpdir = tempfile.mkdtemp(prefix="2to3-test_refactor")
+ self.addCleanup(shutil.rmtree, tmpdir)
+ # make a copy of the tested file that we can write to
+ shutil.copy(test_file, tmpdir)
+ test_file = os.path.join(tmpdir, os.path.basename(test_file))
+ os.chmod(test_file, 0o644)
+
def read_file():
with open(test_file, "rb") as fp:
return fp.read()
+
old_contents = read_file()
rt = self.rt(fixers=fixers)
rt.refactor_file(test_file)
self.assertEqual(old_contents, read_file())
- try:
- rt.refactor_file(test_file, True)
- new_contents = read_file()
- self.assertNotEqual(old_contents, new_contents)
- finally:
- with open(test_file, "wb") as fp:
- fp.write(old_contents)
+ rt.refactor_file(test_file, True)
+ new_contents = read_file()
+ self.assertNotEqual(old_contents, new_contents)
return new_contents
def test_refactor_file(self):