{"ast_node_type":"other","tokens":[{"end":55,"kind":"keyword","start":0,"text":"assert_eq!(\"1_000\","}]}
    assert_eq!("1_000", usize_with_underscores(1_000));
    assert_eq!("345", usize_with_underscores(345));
    assert_eq!("12_001", usize_with_underscores(12_001));