Kaydet (Commit) 548c054f authored tarafından Éric Araujo's avatar Éric Araujo

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.
üst ab7c1b3f
......@@ -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):
......
......@@ -140,6 +140,9 @@ Tools/Demos
Tests
-----
- Issue #12331: The test suite for lib2to3 can now run from an installed
Python.
- Issue #12626: In regrtest, allow to filter tests using a glob filter
with the ``-m`` (or ``--match``) option. This works with all test cases
using the unittest module. This is useful with long test suites
......
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