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42 lines
1.7 KiB
TypeScript
42 lines
1.7 KiB
TypeScript
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import { randomBytes } from 'crypto';
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import { MAX_PASSWORD_LENGTH, MIN_PASSWORD_LENGTH } from '../../../src/databases/entities/User';
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/**
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* Create a random alphanumeric string of random length between two limits, both inclusive.
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* Limits should be even numbers (round down otherwise).
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*/
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export function randomString(min: number, max: number) {
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const randomInteger = Math.floor(Math.random() * (max - min) + min) + 1;
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return randomBytes(randomInteger / 2).toString('hex');
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}
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const chooseRandomly = <T>(array: T[]) => array[Math.floor(Math.random() * array.length)];
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const randomDigit = () => Math.floor(Math.random() * 10);
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const randomUppercaseLetter = () => chooseRandomly('ABCDEFGHIJKLMNOPQRSTUVWXYZ'.split(''));
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export const randomValidPassword = () =>
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randomString(MIN_PASSWORD_LENGTH, MAX_PASSWORD_LENGTH) + randomUppercaseLetter() + randomDigit();
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export const randomInvalidPassword = () =>
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chooseRandomly([
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randomString(1, MIN_PASSWORD_LENGTH - 1),
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randomString(MAX_PASSWORD_LENGTH + 2, MAX_PASSWORD_LENGTH + 100),
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'abcdefgh', // valid length, no number, no uppercase
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'abcdefg1', // valid length, has number, no uppercase
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'abcdefgA', // valid length, no number, has uppercase
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'abcdefA', // invalid length, no number, has uppercase
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'abcdef1', // invalid length, has number, no uppercase
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'abcdeA1', // invalid length, has number, has uppercase
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'abcdefg', // invalid length, no number, no uppercase
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]);
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export const randomEmail = () => `${randomName()}@${randomName()}.${randomTopLevelDomain()}`;
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const POPULAR_TOP_LEVEL_DOMAINS = ['com', 'org', 'net', 'io', 'edu'];
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const randomTopLevelDomain = () => chooseRandomly(POPULAR_TOP_LEVEL_DOMAINS);
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export const randomName = () => randomString(4, 8);
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