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import { describe, expect, it } from 'vitest';

import { ip4ToInt, isIPv4, isIPv4InCidr, isTrustedProxy } from './trustedProxy';

describe('Trusted Proxy Utilities', () => {

it('validates IPv4 addresses correctly', () => {

expect(isIPv4('192.168.1.1')).toBe(true);

expect(isIPv4('999.999.999.999')).toBe(false);

});

it('converts IPv4 to integer representation', () => {

expect(ip4ToInt('127.0.0.1')).toBe(2130706433);

});

it('matches IPv4 addresses within CIDR ranges', () => {

expect(isIPv4InCidr('192.168.1.10', '192.168.0.0/16')).toBe(true);

});

it('trusts exact proxy matches', () => {

expect(

isTrustedProxy('10.0.0.1', {

trustedProxies: ['10.0.0.1'],

trustPrivateRanges: false,

})

).toBe(true);

});

it('trusts private ranges when enabled', () => {

expect(

isTrustedProxy('192.168.1.5', {

trustedProxies: [],

trustPrivateRanges: true,

})

).toBe(true);

});

});