def METHOD_NAME(self):
    input_ = '[1, 2]'
    expect = '[\n\t1,\n\t2\n]\n'
    args = sys.executable, '-m', 'json.tool', '--tab'
    process = subprocess.run(args, input=input_, capture_output=True, text=True, check=True)
    self.assertEqual(process.stdout, expect)
    self.assertEqual(process.stderr, '')