crypto-helper/test/spec/random.js

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'use strict';
const crypto = require ('../../index');
// eslint-disable-next-line max-lines-per-function
describe ('random', () => {
it ('random_hex', () => {
const hex = crypto.random_hex (16);
expect (hex.length)
.toEqual (16);
expect (hex)
.toMatch (/^[0-9a-f]+$/iu);
});
it ('random_hex with default length', () => {
const hex = crypto.random_hex ();
expect (hex.length)
.toEqual (8);
expect (hex)
.toMatch (/^[0-9a-f]+$/iu);
});
it ('random_hex should refuse length smaller 1', () => {
expect (
() => (crypto.random_hex (0))
)
.toThrowError ('invalid length');
});
it ('random_hex should always return correct length', () => {
for (let i = 1; i < 32; i++) {
const hex = crypto.random_hex (i);
expect (hex.length)
.toEqual (i);
}
});
it ('random_string', () => {
const str = crypto.random_string (16);
expect (str.length)
.toEqual (16);
});
it ('random_string with default length', () => {
const str = crypto.random_string ();
expect (str.length)
.toEqual (8);
});
it ('random_string should refuse length smaller 1', () => {
expect (
() => (crypto.random_string (0))
)
.toThrowError ('invalid length');
});
it ('random_string should always return correct length', () => {
for (let i = 1; i < 32; i++) {
const str = crypto.random_string (i);
expect (str.length)
.toEqual (i);
}
});
it ('create_salt', () => {
const salt = crypto.create_salt ();
expect (salt.length)
.toEqual (64);
expect (salt)
.toMatch (/^[0-9a-f]+$/iu);
});
});