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bpo-34783: Add test_cmd_line_script.test_nonexisting_script() (GH-9535) 

Make sure that "./python script.py" does not crash if the script
file doesn't exist.
This commit is contained in:
Victor Stinner 2018-09-24 08:06:29 -07:00 committed by GitHub
parent 1b77f929f8
commit a46467ff19
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1 changed files with 19 additions and 0 deletions
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19
Lib/test/test_cmd_line_script.py
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@ -630,6 +630,25 @@ class CmdLineTest(unittest.TestCase):
traceback_lines = stderr.decode().splitlines()
self.assertIn("No module named script_pkg", traceback_lines[-1])
def test_nonexisting_script(self):
# bpo-34783: "./python script.py" must not crash
# if the script file doesn't exist.
script = 'nonexistingscript.py'
self.assertFalse(os.path.exists(script))
# Only test the base name, since the error message can use
# a relative path, whereas sys.executable can be an asolution path.
program = os.path.basename(sys.executable)
proc = spawn_python(script, text=True,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
out, err = proc.communicate()
# "./python" must be in the error message:
# "./python: can't open file (...)"
self.assertIn(program, err)
self.assertNotEqual(proc.returncode, 0)
def test_main():
support.run_unittest(CmdLineTest)
support.reap_children()