gramjs/__tests__/crypto/factorizator.spec.js

const Factorizator = require('../../gramjs/crypto/Factorizator')

describe('calcKey function', () => {
    test('it should return 0x20a13b25e1726bfc', () => {
        const input = BigInt('325672672642762197972197217945794795197912791579174576454600704764276407047277')
        const { p, q } = Factorizator.factorize(input)
        const outP = BigInt(19)
        const outQ = BigInt('17140666981198010419589327260304989220942778504167082971294773934961916160383')
        expect([p, q]).toEqual([outP, outQ])
    })
})