{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"assert_eq!(\"-12_345_678\","}]}
    assert_eq!("-12_345_678", isize_with_underscores(-12_345_678));
    assert_eq!("1_000_000", isize_with_underscores(1_000_000));
}