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// deno-fmt-ignore-file// deno-lint-ignore-file
// Copyright Joyent and Node contributors. All rights reserved. MIT license.// Taken from Node 16.13.0// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
// TODO(cjihrig): This test was updated in Node.js 18. In order to vendor// readable-stream, this must be updated manually. Once std node has been// updated to Node.js 18 this can be updated automatically.
// Copyright Joyent, Inc. and other Node contributors.//// Permission is hereby granted, free of charge, to any person obtaining a// copy of this software and associated documentation files (the// "Software"), to deal in the Software without restriction, including// without limitation the rights to use, copy, modify, merge, publish,// distribute, sublicense, and/or sell copies of the Software, and to permit// persons to whom the Software is furnished to do so, subject to the// following conditions://// The above copyright notice and this permission notice shall be included// in all copies or substantial portions of the Software.//// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE// USE OR OTHER DEALINGS IN THE SOFTWARE.
'use strict';require('../common');const assert = require('assert');
const stream = require('stream');
class MyWritable extends stream.Writable {  constructor(fn, options) {    super(options);    this.fn = fn;  }
  _write(chunk, encoding, callback) {    this.fn(Buffer.isBuffer(chunk), typeof chunk, encoding);    callback();  }}
(function defaultCondingIsUtf8() {  const m = new MyWritable(function(isBuffer, type, enc) {    assert.strictEqual(enc, 'utf8');  }, { decodeStrings: false });  m.write('foo');  m.end();}());
(function changeDefaultEncodingToAscii() {  const m = new MyWritable(function(isBuffer, type, enc) {    assert.strictEqual(enc, 'ascii');  }, { decodeStrings: false });  m.setDefaultEncoding('ascii');  m.write('bar');  m.end();}());
// Change default encoding to invalid value.assert.throws(() => {  const m = new MyWritable(    (isBuffer, type, enc) => {},    { decodeStrings: false });  m.setDefaultEncoding({});  m.write('bar');  m.end();}, {  name: 'TypeError',  code: 'ERR_UNKNOWN_ENCODING',  message: 'Unknown encoding: {}'});
(function checkVariableCaseEncoding() {  const m = new MyWritable(function(isBuffer, type, enc) {    assert.strictEqual(enc, 'ascii');  }, { decodeStrings: false });  m.setDefaultEncoding('AsCii');  m.write('bar');  m.end();}());