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201460873d
PR-URL: https://github.com/nodejs/node/pull/43615 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Darshan Sen <raisinten@gmail.com>
89 lines
2.2 KiB
JavaScript
89 lines
2.2 KiB
JavaScript
'use strict';
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const common = require('../common');
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const assert = require('assert');
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const {
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readFileSync,
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} = require('fs');
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const {
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open,
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} = require('fs/promises');
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const check = readFileSync(__filename, { encoding: 'utf8' });
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// Make sure the ReadableStream works...
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(async () => {
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const dec = new TextDecoder();
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const file = await open(__filename);
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let data = '';
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for await (const chunk of file.readableWebStream())
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data += dec.decode(chunk);
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assert.strictEqual(check, data);
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assert.throws(() => file.readableWebStream(), {
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code: 'ERR_INVALID_STATE',
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});
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await file.close();
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})().then(common.mustCall());
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// Make sure that acquiring a ReadableStream fails if the
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// FileHandle is already closed.
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(async () => {
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const file = await open(__filename);
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await file.close();
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assert.throws(() => file.readableWebStream(), {
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code: 'ERR_INVALID_STATE',
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});
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})().then(common.mustCall());
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// Make sure that acquiring a ReadableStream fails if the
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// FileHandle is already closing.
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(async () => {
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const file = await open(__filename);
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file.close();
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assert.throws(() => file.readableWebStream(), {
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code: 'ERR_INVALID_STATE',
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});
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})().then(common.mustCall());
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// Make sure the ReadableStream is closed when the underlying
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// FileHandle is closed.
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(async () => {
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const file = await open(__filename);
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const readable = file.readableWebStream();
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const reader = readable.getReader();
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file.close();
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await reader.closed;
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})().then(common.mustCall());
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// Make sure the ReadableStream is closed when the underlying
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// FileHandle is closed.
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(async () => {
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const file = await open(__filename);
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const readable = file.readableWebStream();
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file.close();
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const reader = readable.getReader();
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await reader.closed;
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})().then(common.mustCall());
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// Make sure that the FileHandle is properly marked "in use"
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// when a ReadableStream has been acquired for it.
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(async () => {
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const file = await open(__filename);
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file.readableWebStream();
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const mc = new MessageChannel();
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mc.port1.onmessage = common.mustNotCall();
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assert.throws(() => mc.port2.postMessage(file, [file]), {
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code: 25,
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name: 'DataCloneError',
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});
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mc.port1.close();
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await file.close();
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})().then(common.mustCall());
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