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[3.7] bpo-34783: Add test_cmd_line_script.test_nonexisting_script() (GH-9535) #9539

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Merged
merged 1 commit into from
Sep 24, 2018
Merged

[3.7] bpo-34783: Add test_cmd_line_script.test_nonexisting_script() (GH-9535) #9539

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19 changes: 19 additions & 0 deletions Lib/test/test_cmd_line_script.py
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Original file line number Diff line number Diff line change
Expand Up @@ -630,6 +630,25 @@ def test_consistent_sys_path_for_module_execution(self):
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()
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