Performance of cidr-matcher vs. netparser vs. array

test.js

const CIDRMatcher = require('cidr-matcher');
const netparser = require("netparser");

function generateRandomIP() {
    let ip = [];
    for (let i = 0; i < 4; i++) {
        ip.push(Math.floor(Math.random() * 255));
    }
    return ip.join(".");
}

// Create a array with 10000 random ip addresses
const ipAddresses = [];
for (let i = 0; i < 100000; i++) {
    ipAddresses.push(generateRandomIP() + '/32');
}

const matcher = new CIDRMatcher(ipAddresses);
const matcher2 = new netparser.Matcher(ipAddresses);
let matches = 0;

// Test the performance of the cidr-matcher
console.time('cidr-matcher');
for (let i = 0; i < 10000; i++) {
    if(matcher.contains(generateRandomIP())){
        matches++;
    }
}
console.timeEnd('cidr-matcher');

// Test the performance of the netparser
console.time('netparser');
for (let i = 0; i < 10000; i++) {
    if(matcher2.get(generateRandomIP())){
        matches++;
    }
}
console.timeEnd('netparser');

// Test the performance of a array
console.time('array');
for (let i = 0; i < 10000; i++) {
    if(ipAddresses.includes(generateRandomIP())){
        matches++;
    }
}
console.timeEnd('array');