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std/encoding/base32_test.ts

Deno standard library
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// Test cases copied from https://github.com/LinusU/base32-encode/blob/master/test.js// Copyright (c) 2016-2017 Linus Unnebäck. MIT license.// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.import { assertThrows } from "../assert/assert_throws.ts";import { assertEquals, assertExists } from "../assert/mod.ts";import { decodeBase32, encodeBase32 } from "./base32.ts";
// Lifted from https://stackoverflow.com/questions/38987784const fromHexString = (hexString: string): Uint8Array => new Uint8Array(hexString.match(/.{1,2}/g)!.map((byte) => parseInt(byte, 16)));const toHexString = (bytes: Uint8Array): string => bytes.reduce((str, byte) => str + byte.toString(16).padStart(2, "0"), "");
const testCases = [ ["73", "OM======"], ["f80c", "7AGA===="], ["6450", "MRIA===="], ["cc91d0", "ZSI5A==="], ["6c60c0", "NRQMA==="], ["4f6a23", "J5VCG==="], ["88b44f18", "RC2E6GA="], ["90bad04714", "SC5NARYU"], ["e9ef1def8086", "5HXR334AQY======"], ["83fe3f9c1e9302", "QP7D7HA6SMBA===="], ["15aa1f7cafc17cb8", "CWVB67FPYF6LQ==="], ["da51d4fed48b4c32dc", "3JI5J7WURNGDFXA="], ["c4be14228512d7299831", "YS7BIIUFCLLSTGBR"], ["2f273c5b5ef04724fab944", "F4TTYW266BDSJ6VZIQ======"], ["969da1b80ec2442d2bdd4bdb", "S2O2DOAOYJCC2K65JPNQ===="], ["31f5adb50792f549d3714f3f99", "GH223NIHSL2UTU3RJ47ZS==="], ["6a654f7a072c29951930700c0a61", "NJSU66QHFQUZKGJQOAGAUYI="], ["0fe29d6825ad999e87d9b7cac3589d", "B7RJ22BFVWMZ5B6ZW7FMGWE5"], ["0f960ab44e165973a5172ccd294b3412", "B6LAVNCOCZMXHJIXFTGSSSZUCI======"], ["325b9fd847a41fb0d485c207a1a5b02dcf", "GJNZ7WCHUQP3BVEFYID2DJNQFXHQ===="], ["ddf80ebe21bf1b1e12a64c5cc6a74b5d92dd", "3X4A5PRBX4NR4EVGJROMNJ2LLWJN2==="], [ "c0cae52c6f641ce04a7ee5b9a8fa8ded121bca", "YDFOKLDPMQOOAST64W42R6UN5UJBXSQ=", ], [ "872840a355c8c70586f462c9e669ee760cb3537e", "Q4UEBI2VZDDQLBXUMLE6M2POOYGLGU36", ], [ "5773fe22662818a120c5688824c935fe018208a496", "K5Z74ITGFAMKCIGFNCECJSJV7YAYECFESY======", ], [ "416e23abc524d1b85736e2bea6cfecd5192789034a28", "IFXCHK6FETI3QVZW4K7KNT7M2UMSPCIDJIUA====", ], [ "83d2386ebdd7e8e818ec00e3ccd882aa933b905b7e2e44", "QPJDQ3V527UOQGHMADR4ZWECVKJTXEC3PYXEI===", ], [ "a2fa8b881f3b8024f52745763c4ae08ea12bdf8bef1a72f8", "UL5IXCA7HOACJ5JHIV3DYSXAR2QSXX4L54NHF6A=", ], [ "b074ae8b9efde0f17f37bccadde006d039997b59c8efb05add", "WB2K5C467XQPC7ZXXTFN3YAG2A4ZS62ZZDX3AWW5", ], [ "764fef941aee7e416dc204ae5ab9c5b9ce644567798e6849aea9", "OZH67FA25Z7EC3OCASXFVOOFXHHGIRLHPGHGQSNOVE======", ], [ "4995d9811f37f59797d7c3b9b9e5325aa78277415f70f4accf588c", "JGK5TAI7G72ZPF6XYO43TZJSLKTYE52BL5YPJLGPLCGA====", ], [ "24f0812ca8eed58374c11a7008f0b262698b72fd2792709208eaacb2", "ETYICLFI53KYG5GBDJYAR4FSMJUYW4X5E6JHBEQI5KWLE===", ], [ "d70692543810d4bf50d81cf44a55801a557a388a341367c7ea077ca306", "24DJEVBYCDKL6UGYDT2EUVMADJKXUOEKGQJWPR7KA56KGBQ=", ], [ "6e08a89ca36b677ff8fe99e68a1241c8d8cef2570a5f60b6417d2538b30c", "NYEKRHFDNNTX76H6THTIUESBZDMM54SXBJPWBNSBPUSTRMYM", ], [ "f2fc2319bd29457ccd01e8e194ee9bd7e97298b6610df4ab0f3d5baa0b2d7ccf69829edb74edef", "6L6CGGN5FFCXZTIB5DQZJ3U327UXFGFWMEG7JKYPHVN2UCZNPTHWTAU63N2O33Y=", ],] as const;
Deno.test({ name: "encodeBase32()", fn() { for (const [bin, b32] of testCases) { assertEquals(encodeBase32(fromHexString(bin)), b32); } },});
Deno.test({ name: "decodeBase32()", fn() { for (const [bin, b32] of testCases) { assertEquals(toHexString(decodeBase32(b32)), bin); } },});
Deno.test({ name: "decodeBase32() throws on bad length", fn() { assertThrows( () => decodeBase32("OOOO=="), "Invalid string. Length must be a multiple of 8", ); },});
Deno.test({ name: "decodeBase32() throws on bad padding", fn() { assertThrows( () => decodeBase32("OOOO=="), "Invalid pad length", ); },});
Deno.test({ name: "encodeBase32() encodes very long text", fn() { const data = "a".repeat(16400); assertExists(encodeBase32(data)); },});