test_subprocess.py 文件源码

def test_bytes_program(self):
        abs_program = os.fsencode(sys.executable)
        path, program = os.path.split(sys.executable)
        program = os.fsencode(program)

        # absolute bytes path
        exitcode = subprocess.call([abs_program, "-c", "pass"])
        self.assertEqual(exitcode, 0)

        # bytes program, unicode PATH
        env = os.environ.copy()
        env["PATH"] = path
        exitcode = subprocess.call([program, "-c", "pass"], env=env)
        self.assertEqual(exitcode, 0)

        # bytes program, bytes PATH
        envb = os.environb.copy()
        envb[b"PATH"] = os.fsencode(path)
        exitcode = subprocess.call([program, "-c", "pass"], env=envb)
        self.assertEqual(exitcode, 0)