#[test]
fn test_big_int() {
    assert_eq!(math_parse::MathParse::parse(BIG_INT_EXPR).unwrap().solve_int(None).unwrap(), 15);
}

#[test]
fn test_huge_int() {
    assert_eq!(math_parse::MathParse::parse(HUGE_INT_EXPR).unwrap().solve_int(None).unwrap(), -289);
}

const HUGE_INT_EXPR: &str = 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const BIG_INT_EXPR: &str = "7-3-10-2%20-6+10-4+2//1+7//1+8//1+7%20-3//1+7-6//1+2%20-2%20-2%20-7+8%20-11+2-6%20-3//1+7//1+5-4-10//1+9+11+5//1+3+5%20-7%20-5//1+8+5%20-5%20-2//1+6//1+5//1+8//1+6%20-2//1+6%20-9//1+2%20-2//1+8-5//1+9//1+4//1+6//1+8-7%20-11-9//1+6//1+9+6%20-8//1+2+5//1+6-2//1+7%20-3%20-7//1+8-7-4%20-6+4%20-8-10%20-9+9%20-10%20-4+6%20-3+2+2%20-4%20-11-9%20-11%20-2%20-8-6//1+3+10%20-9%20-3//1+3//1+7-10-2+4%20-3//1+6%20-11%20-9%20-7-7%20-5-6%20-2-11+11%20-6+10-5+3%20-5+5//1+5-8%20-11+11%20-2+11-8+4-4//1+4//1+8+6//1+4+2%20-2%20-7%20-6//1+6%20-5-7%20-8-10%20-9-10%20-9//1+5//1+8%20-3//1+11-3%20-10//1+6-3//1+8+5//1+10+4-11+5//1+5+2%20-4//1+9-10-5%20-6%20-8+9//1+9-9//1+9//1+8+3//1+11%20-9+10//1+8%20-6%20-5%20-10//1+10-5//1+5%20-4+2//1+8//1+11//1+6%20-10+8+5//1+8+3+7%20-4//1+9-4//1+8//1+8-6+10+2//1+2+7-8-5";