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-rw-r--r--Lib/test/test_profile.py16
1 files changed, 15 insertions, 1 deletions
diff --git a/Lib/test/test_profile.py b/Lib/test/test_profile.py
index 738be85..1bdf30a 100644
--- a/Lib/test/test_profile.py
+++ b/Lib/test/test_profile.py
@@ -7,7 +7,7 @@ import os
from difflib import unified_diff
from io import StringIO
from test.support import run_unittest
-from test.support.os_helper import TESTFN, unlink
+from test.support.os_helper import TESTFN, unlink, temp_dir, change_cwd
from contextlib import contextmanager
import profile
@@ -112,6 +112,20 @@ class ProfileTest(unittest.TestCase):
assert_python_ok('-m', self.profilermodule.__name__,
'-m', 'timeit', '-n', '1')
+ def test_output_file_when_changing_directory(self):
+ with temp_dir() as tmpdir, change_cwd(tmpdir):
+ os.mkdir('dest')
+ with open('demo.py', 'w') as f:
+ f.write('import os; os.chdir("dest")')
+
+ assert_python_ok(
+ '-m', self.profilermodule.__name__,
+ '-o', 'out.pstats',
+ 'demo.py',
+ )
+
+ self.assertTrue(os.path.exists('out.pstats'))
+
def regenerate_expected_output(filename, cls):
filename = filename.rstrip('co')