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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 18.12.0// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
'use strict';
require('../common');
const assert = require('assert');const stream = require('stream');
const writable = new stream.Writable();
function testStates(ending, finished, ended) {  assert.strictEqual(writable._writableState.ending, ending);  assert.strictEqual(writable._writableState.finished, finished);  assert.strictEqual(writable._writableState.ended, ended);}
writable._write = (chunk, encoding, cb) => {  // Ending, finished, ended start in false.  testStates(false, false, false);  cb();};
writable.on('finish', () => {  // Ending, finished, ended = true.  testStates(true, true, true);});
const result = writable.end('testing function end()', () => {  // Ending, finished, ended = true.  testStates(true, true, true);});
// End returns the writable instanceassert.strictEqual(result, writable);
// Ending, ended = true.// finished = false.testStates(true, false, true);