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107 lines
1.9 KiB
JavaScript
107 lines
1.9 KiB
JavaScript
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// deno-fmt-ignore-file
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// deno-lint-ignore-file
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.
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// Taken from Node 18.12.1
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// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
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'use strict';
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const common = require('../common');
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const { Writable } = require('stream');
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const assert = require('assert');
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// basic
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{
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// Find it on Writable.prototype
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assert(Object.hasOwn(Writable.prototype, 'writableFinished'));
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}
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// event
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{
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const writable = new Writable();
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writable._write = (chunk, encoding, cb) => {
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// The state finished should start in false.
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assert.strictEqual(writable.writableFinished, false);
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cb();
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};
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writable.on('finish', common.mustCall(() => {
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assert.strictEqual(writable.writableFinished, true);
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}));
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writable.end('testing finished state', common.mustCall(() => {
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assert.strictEqual(writable.writableFinished, true);
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}));
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}
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{
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// Emit finish asynchronously.
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const w = new Writable({
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write(chunk, encoding, cb) {
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cb();
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}
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});
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w.end();
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w.on('finish', common.mustCall());
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}
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{
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// Emit prefinish synchronously.
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const w = new Writable({
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write(chunk, encoding, cb) {
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cb();
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}
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});
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let sync = true;
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w.on('prefinish', common.mustCall(() => {
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assert.strictEqual(sync, true);
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}));
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w.end();
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sync = false;
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}
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{
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// Emit prefinish synchronously w/ final.
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const w = new Writable({
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write(chunk, encoding, cb) {
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cb();
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},
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final(cb) {
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cb();
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}
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});
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let sync = true;
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w.on('prefinish', common.mustCall(() => {
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assert.strictEqual(sync, true);
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}));
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w.end();
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sync = false;
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}
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{
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// Call _final synchronously.
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let sync = true;
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const w = new Writable({
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write(chunk, encoding, cb) {
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cb();
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},
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final: common.mustCall((cb) => {
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assert.strictEqual(sync, true);
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cb();
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})
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});
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w.end();
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sync = false;
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}
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