diff options
author | Yoshiya Hinosawa <stibium121@gmail.com> | 2023-02-21 00:35:04 +0900 |
---|---|---|
committer | GitHub <noreply@github.com> | 2023-02-20 16:35:04 +0100 |
commit | 6915a9b7a701dde0e1078867961c9a91811c1850 (patch) | |
tree | e6822f2b8400c7c7941d3cb9ace59842389b5bc9 /cli/tests/node_compat/test/parallel/test-fs-watchfile.js | |
parent | a1cd2a5915c13f6a9b8eafa3807e143a02616bc1 (diff) |
test(ext/node): more node compat tests (#17827)
This PR adds the remaining ~650 Node.js compat test cases from std/node.
Among these 650 cases, about 130 cases are now failing. These failing
cases are prefixed with `TODO:` in `tests/node_compat/config.json`.
These will be addressed in later PRs.
Diffstat (limited to 'cli/tests/node_compat/test/parallel/test-fs-watchfile.js')
-rw-r--r-- | cli/tests/node_compat/test/parallel/test-fs-watchfile.js | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/cli/tests/node_compat/test/parallel/test-fs-watchfile.js b/cli/tests/node_compat/test/parallel/test-fs-watchfile.js new file mode 100644 index 000000000..907a7697a --- /dev/null +++ b/cli/tests/node_compat/test/parallel/test-fs-watchfile.js @@ -0,0 +1,112 @@ +// deno-fmt-ignore-file +// deno-lint-ignore-file + +// Copyright Joyent and Node contributors. All rights reserved. MIT license. +// Taken from Node 18.12.1 +// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually + +'use strict'; +const common = require('../common'); + +const assert = require('assert'); +const fs = require('fs'); +const path = require('path'); + +const tmpdir = require('../common/tmpdir'); + +// Basic usage tests. +assert.throws( + () => { + fs.watchFile('./some-file'); + }, + { + code: 'ERR_INVALID_ARG_TYPE', + name: 'TypeError' + }); + +assert.throws( + () => { + fs.watchFile('./another-file', {}, 'bad listener'); + }, + { + code: 'ERR_INVALID_ARG_TYPE', + name: 'TypeError' + }); + +assert.throws(() => { + fs.watchFile(new Object(), common.mustNotCall()); +}, { code: 'ERR_INVALID_ARG_TYPE', name: 'TypeError' }); + +const enoentFile = path.join(tmpdir.path, 'non-existent-file'); +const expectedStatObject = new fs.Stats( + 0, // dev + 0, // mode + 0, // nlink + 0, // uid + 0, // gid + 0, // rdev + 0, // blksize + 0, // ino + 0, // size + 0, // blocks + Date.UTC(1970, 0, 1, 0, 0, 0), // atime + Date.UTC(1970, 0, 1, 0, 0, 0), // mtime + Date.UTC(1970, 0, 1, 0, 0, 0), // ctime + Date.UTC(1970, 0, 1, 0, 0, 0) // birthtime +); + +tmpdir.refresh(); + +// If the file initially didn't exist, and gets created at a later point of +// time, the callback should be invoked again with proper values in stat object +let fileExists = false; + +const watcher = + fs.watchFile(enoentFile, { interval: 0 }, common.mustCall((curr, prev) => { + if (!fileExists) { + // If the file does not exist, all the fields should be zero and the date + // fields should be UNIX EPOCH time + assert.deepStrictEqual(curr, expectedStatObject); + assert.deepStrictEqual(prev, expectedStatObject); + // Create the file now, so that the callback will be called back once the + // event loop notices it. + fs.closeSync(fs.openSync(enoentFile, 'w')); + fileExists = true; + } else { + // If the ino (inode) value is greater than zero, it means that the file + // is present in the filesystem and it has a valid inode number. + assert(curr.ino > 0); + // As the file just got created, previous ino value should be lesser than + // or equal to zero (non-existent file). + assert(prev.ino <= 0); + // Stop watching the file + fs.unwatchFile(enoentFile); + watcher.stop(); // Stopping a stopped watcher should be a noop + } + }, 2)); + +// 'stop' should only be emitted once - stopping a stopped watcher should +// not trigger a 'stop' event. +watcher.on('stop', common.mustCall(function onStop() {})); + +// Watch events should callback with a filename on supported systems. +// Omitting AIX. It works but not reliably. +if (common.isLinux || common.isOSX || common.isWindows) { + const dir = path.join(tmpdir.path, 'watch'); + + fs.mkdir(dir, common.mustCall(function(err) { + if (err) assert.fail(err); + + fs.watch(dir, common.mustCall(function(eventType, filename) { + clearInterval(interval); + this._handle.close(); + assert.strictEqual(filename, 'foo.txt'); + })); + + const interval = setInterval(() => { + fs.writeFile(path.join(dir, 'foo.txt'), 'foo', common.mustCall((err) => { + if (err) assert.fail(err); + })); + }, 1); + })); +} |