131 lines
3.7 KiB
JavaScript
131 lines
3.7 KiB
JavaScript
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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'use strict';
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const common = require('../common');
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if (common.isIBMi)
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common.skip('IBMi does not support fs.watch()');
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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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if (!common.isMainThread)
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common.skip('process.chdir is not available in Workers');
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const expectFilePath = common.isWindows ||
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common.isLinux ||
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common.isOSX ||
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common.isAIX;
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const testDir = tmpdir.path;
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tmpdir.refresh();
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{
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const filepath = path.join(testDir, 'watch.txt');
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fs.writeFileSync(filepath, 'hello');
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const watcher = fs.watch(filepath);
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watcher.on('change', common.mustCall(function(event, filename) {
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assert.strictEqual(event, 'change');
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if (expectFilePath) {
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assert.strictEqual(filename, 'watch.txt');
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}
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watcher.close();
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}));
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setImmediate(function() {
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fs.writeFileSync(filepath, 'world');
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});
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}
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{
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const filepathAbs = path.join(testDir, 'hasOwnProperty');
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process.chdir(testDir);
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fs.writeFileSync(filepathAbs, 'howdy');
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const watcher =
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fs.watch('hasOwnProperty', common.mustCall(function(event, filename) {
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assert.strictEqual(event, 'change');
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if (expectFilePath) {
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assert.strictEqual(filename, 'hasOwnProperty');
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}
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watcher.close();
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}));
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setImmediate(function() {
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fs.writeFileSync(filepathAbs, 'pardner');
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});
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}
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{
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const testsubdir = fs.mkdtempSync(testDir + path.sep);
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const filepath = path.join(testsubdir, 'newfile.txt');
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const watcher =
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fs.watch(testsubdir, common.mustCall(function(event, filename) {
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const renameEv = common.isSunOS || common.isAIX ? 'change' : 'rename';
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assert.strictEqual(event, renameEv);
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if (expectFilePath) {
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assert.strictEqual(filename, 'newfile.txt');
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} else {
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assert.strictEqual(filename, null);
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}
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watcher.close();
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}));
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setImmediate(function() {
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const fd = fs.openSync(filepath, 'w');
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fs.closeSync(fd);
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});
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}
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// https://github.com/joyent/node/issues/2293 - non-persistent watcher should
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// not block the event loop
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{
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fs.watch(__filename, { persistent: false }, common.mustNotCall());
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}
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// Whitebox test to ensure that wrapped FSEvent is safe
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// https://github.com/joyent/node/issues/6690
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{
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let oldhandle;
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common.expectsInternalAssertion(
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() => {
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const w = fs.watch(__filename, common.mustNotCall());
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oldhandle = w._handle;
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w._handle = { close: w._handle.close };
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w.close();
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},
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'handle must be a FSEvent'
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);
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oldhandle.close(); // clean up
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}
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