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d04d5677d9
This PR updates the node_compat setup script. Now the copied version in each test file is corrected. Also `TODO.md` links to the correct files in Node.js repo.
112 lines
3.7 KiB
JavaScript
112 lines
3.7 KiB
JavaScript
// 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 20.11.1
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// This file is automatically generated by `tests/node_compat/runner/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 assert = require('assert');
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const fs = require('fs');
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const path = require('path');
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const tmpdir = require('../common/tmpdir');
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// Basic usage tests.
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assert.throws(
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() => {
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fs.watchFile('./some-file');
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},
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{
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code: 'ERR_INVALID_ARG_TYPE',
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name: 'TypeError'
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});
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assert.throws(
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() => {
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fs.watchFile('./another-file', {}, 'bad listener');
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},
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{
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code: 'ERR_INVALID_ARG_TYPE',
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name: 'TypeError'
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});
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assert.throws(() => {
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fs.watchFile(new Object(), common.mustNotCall());
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}, { code: 'ERR_INVALID_ARG_TYPE', name: 'TypeError' });
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const enoentFile = tmpdir.resolve('non-existent-file');
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const expectedStatObject = new fs.Stats(
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0, // dev
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0, // mode
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0, // nlink
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0, // uid
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0, // gid
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0, // rdev
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0, // blksize
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0, // ino
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0, // size
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0, // blocks
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Date.UTC(1970, 0, 1, 0, 0, 0), // atime
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Date.UTC(1970, 0, 1, 0, 0, 0), // mtime
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Date.UTC(1970, 0, 1, 0, 0, 0), // ctime
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Date.UTC(1970, 0, 1, 0, 0, 0) // birthtime
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);
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tmpdir.refresh();
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// If the file initially didn't exist, and gets created at a later point of
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// time, the callback should be invoked again with proper values in stat object
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let fileExists = false;
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const watcher =
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fs.watchFile(enoentFile, { interval: 0 }, common.mustCall((curr, prev) => {
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if (!fileExists) {
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// If the file does not exist, all the fields should be zero and the date
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// fields should be UNIX EPOCH time
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assert.deepStrictEqual(curr, expectedStatObject);
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assert.deepStrictEqual(prev, expectedStatObject);
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// Create the file now, so that the callback will be called back once the
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// event loop notices it.
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fs.closeSync(fs.openSync(enoentFile, 'w'));
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fileExists = true;
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} else {
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// If the ino (inode) value is greater than zero, it means that the file
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// is present in the filesystem and it has a valid inode number.
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assert(curr.ino > 0);
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// As the file just got created, previous ino value should be lesser than
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// or equal to zero (non-existent file).
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assert(prev.ino <= 0);
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// Stop watching the file
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fs.unwatchFile(enoentFile);
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watcher.stop(); // Stopping a stopped watcher should be a noop
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}
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}, 2));
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// 'stop' should only be emitted once - stopping a stopped watcher should
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// not trigger a 'stop' event.
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watcher.on('stop', common.mustCall());
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// Watch events should callback with a filename on supported systems.
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// Omitting AIX. It works but not reliably.
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if (common.isLinux || common.isOSX || common.isWindows) {
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const dir = tmpdir.resolve('watch');
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fs.mkdir(dir, common.mustCall(function(err) {
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if (err) assert.fail(err);
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const handle = fs.watch(dir, common.mustCall(function(eventType, filename) {
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clearInterval(interval);
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handle.close();
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assert.strictEqual(filename, 'foo.txt');
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}));
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const interval = setInterval(() => {
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fs.writeFile(path.join(dir, 'foo.txt'), 'foo', common.mustCall((err) => {
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if (err) assert.fail(err);
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}));
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}, 1);
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}));
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}
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