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// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.// Copyright 2017 crypto-browserify. All rights reserved. MIT license.// deno-lint-ignore-file no-var
import { Buffer } from "../../buffer.ts";import { CipherBase } from "./cipher_base.js";import {  assert,  assertEquals,  assertThrows,} from "../../../testing/asserts.ts";
Deno.test("basic version", function () {  function Cipher() {    CipherBase.call(this);  }  Cipher.prototype = Object.create(CipherBase.prototype, {    constructor: {      value: Cipher,      enumerable: false,      writable: true,      configurable: true,    },  });  Cipher.prototype._update = function (input) {    assert(Buffer.isBuffer(input));    return input;  };  Cipher.prototype._final = function () {    // noop  };  var cipher = new Cipher();  var utf8 = "abc123abcd";  var update = cipher.update(utf8, "utf8", "base64") + cipher.final("base64");  var string = (Buffer.from(update, "base64")).toString();  assertEquals(utf8, string);});
Deno.test("hash mode", function () {  function Cipher() {    CipherBase.call(this, "finalName");    this._cache = [];  }  Cipher.prototype = Object.create(CipherBase.prototype, {    constructor: {      value: Cipher,      enumerable: false,      writable: true,      configurable: true,    },  });  Cipher.prototype._update = function (input) {    assert(Buffer.isBuffer(input));    this._cache.push(input);  };  Cipher.prototype._final = function () {    return Buffer.concat(this._cache);  };  var cipher = new Cipher();  var utf8 = "abc123abcd";  var update = cipher.update(utf8, "utf8").finalName("base64");  var string = (Buffer.from(update, "base64")).toString();
  assertEquals(utf8, string);});
Deno.test("hash mode as stream", function () {  function Cipher() {    CipherBase.call(this, "finalName");    this._cache = [];  }  Cipher.prototype = Object.create(CipherBase.prototype, {    constructor: {      value: Cipher,      enumerable: false,      writable: true,      configurable: true,    },  });  Cipher.prototype._update = function (input) {    assert(Buffer.isBuffer(input));    this._cache.push(input);  };  Cipher.prototype._final = function () {    return Buffer.concat(this._cache);  };  var cipher = new Cipher();  cipher.on("error", function (e) {    assert(!e);  });  var utf8 = "abc123abcd";  cipher.end(utf8, "utf8");  var update = cipher.read().toString("base64");  var string = (Buffer.from(update, "base64")).toString();
  assertEquals(utf8, string);});
Deno.test("encodings", async function (t) {  Cipher.prototype = Object.create(CipherBase.prototype, {    constructor: {      value: Cipher,      enumerable: false,      writable: true,      configurable: true,    },  });  function Cipher() {    CipherBase.call(this);  }  Cipher.prototype._update = function (input) {    return input;  };  Cipher.prototype._final = function () {    // noop  };  await t.step("mix and match encoding", function () {    var cipher = new Cipher();    cipher.update("foo", "utf8", "utf8");    assertThrows(function () {      cipher.update("foo", "utf8", "base64");    });    cipher = new Cipher();    cipher.update("foo", "utf8", "base64");    cipher.update("foo", "utf8");    cipher.final("base64");  });  await t.step("handle long uft8 plaintexts", function () {    var txt =      "ふっかつ　あきる　すぶり　はやい　つける　まゆげ　たんさん　みんぞく　ねほりはほり　せまい　たいまつばな　ひはん";
    var cipher = new Cipher();    var decipher = new Cipher();    var enc = decipher.update(      cipher.update(txt, "utf8", "base64"),      "base64",      "utf8",    );    enc += decipher.update(cipher.final("base64"), "base64", "utf8");    enc += decipher.final("utf8");
    assertEquals(txt, enc);  });});