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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));  },});