// 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 // Copyright Joyent, Inc. and other Node contributors. // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the // "Software"), to deal in the Software without restriction, including // without limitation the rights to use, copy, modify, merge, publish, // distribute, sublicense, and/or sell copies of the Software, and to permit // persons to whom the Software is furnished to do so, subject to the // following conditions: // // The above copyright notice and this permission notice shall be included // in all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE // USE OR OTHER DEALINGS IN THE SOFTWARE. 'use strict'; const common = require('../common'); if (!common.isMainThread) common.skip('Setting process.umask is not supported in Workers'); const assert = require('assert'); const path = require('path'); const fs = require('fs'); // On Windows chmod is only able to manipulate read-only bit. Test if creating // the file in read-only mode works. const mode = common.isWindows ? 0o444 : 0o755; // Reset the umask for testing process.umask(0o000); const tmpdir = require('../common/tmpdir'); tmpdir.refresh(); // Test writeFileSync { const file = path.join(tmpdir.path, 'testWriteFileSync.txt'); fs.writeFileSync(file, '123', { mode }); const content = fs.readFileSync(file, { encoding: 'utf8' }); assert.strictEqual(content, '123'); assert.strictEqual(fs.statSync(file).mode & 0o777, mode); } // Test appendFileSync { const file = path.join(tmpdir.path, 'testAppendFileSync.txt'); fs.appendFileSync(file, 'abc', { mode }); const content = fs.readFileSync(file, { encoding: 'utf8' }); assert.strictEqual(content, 'abc'); assert.strictEqual(fs.statSync(file).mode & mode, mode); } // Test writeFileSync with file descriptor { // Need to hijack fs.open/close to make sure that things // get closed once they're opened. const _openSync = fs.openSync; const _closeSync = fs.closeSync; let openCount = 0; fs.openSync = (...args) => { openCount++; return _openSync(...args); }; fs.closeSync = (...args) => { openCount--; return _closeSync(...args); }; const file = path.join(tmpdir.path, 'testWriteFileSyncFd.txt'); const fd = fs.openSync(file, 'w+', mode); fs.writeFileSync(fd, '123'); fs.closeSync(fd); const content = fs.readFileSync(file, { encoding: 'utf8' }); assert.strictEqual(content, '123'); assert.strictEqual(fs.statSync(file).mode & 0o777, mode); // Verify that all opened files were closed. assert.strictEqual(openCount, 0); fs.openSync = _openSync; fs.closeSync = _closeSync; } // Test writeFileSync with flags { const file = path.join(tmpdir.path, 'testWriteFileSyncFlags.txt'); fs.writeFileSync(file, 'hello ', { encoding: 'utf8', flag: 'a' }); fs.writeFileSync(file, 'world!', { encoding: 'utf8', flag: 'a' }); const content = fs.readFileSync(file, { encoding: 'utf8' }); assert.strictEqual(content, 'hello world!'); } // Test writeFileSync with an object with an own toString function { // Runtime deprecated by DEP0162 common.expectWarning('DeprecationWarning', 'Implicit coercion of objects with own toString property is deprecated.', 'DEP0162'); const file = path.join(tmpdir.path, 'testWriteFileSyncStringify.txt'); const data = { toString() { return 'hello world!'; } }; fs.writeFileSync(file, data, { encoding: 'utf8', flag: 'a' }); const content = fs.readFileSync(file, { encoding: 'utf8' }); assert.strictEqual(content, String(data)); }