mirror of https://github.com/nodejs/node.git
98 lines
3.2 KiB
JavaScript
98 lines
3.2 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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const assert = require('assert');
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const fs = require('fs');
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const tmpdir = require('../common/tmpdir');
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tmpdir.refresh();
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const filename = tmpdir.resolve('test.txt');
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const fixtures = require('../common/fixtures');
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const s = fixtures.utf8TestText;
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fs.writeFile(filename, s, common.mustSucceed(() => {
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fs.readFile(filename, common.mustSucceed((buffer) => {
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assert.strictEqual(Buffer.byteLength(s), buffer.length);
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}));
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}));
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// Test that writeFile accepts buffers.
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const filename2 = tmpdir.resolve('test2.txt');
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const buf = Buffer.from(s, 'utf8');
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fs.writeFile(filename2, buf, common.mustSucceed(() => {
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fs.readFile(filename2, common.mustSucceed((buffer) => {
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assert.strictEqual(buf.length, buffer.length);
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}));
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}));
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// Test that writeFile accepts file descriptors.
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const filename4 = tmpdir.resolve('test4.txt');
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fs.open(filename4, 'w+', common.mustSucceed((fd) => {
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fs.writeFile(fd, s, common.mustSucceed(() => {
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fs.close(fd, common.mustSucceed(() => {
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fs.readFile(filename4, common.mustSucceed((buffer) => {
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assert.strictEqual(Buffer.byteLength(s), buffer.length);
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}));
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}));
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}));
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}));
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{
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// Test that writeFile is cancellable with an AbortSignal.
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// Before the operation has started
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const controller = new AbortController();
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const signal = controller.signal;
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const filename3 = tmpdir.resolve('test3.txt');
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fs.writeFile(filename3, s, { signal }, common.mustCall((err) => {
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assert.strictEqual(err.name, 'AbortError');
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}));
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controller.abort();
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}
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{
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// Test that writeFile is cancellable with an AbortSignal.
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// After the operation has started
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const controller = new AbortController();
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const signal = controller.signal;
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const filename4 = tmpdir.resolve('test5.txt');
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fs.writeFile(filename4, s, { signal }, common.mustCall((err) => {
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assert.strictEqual(err.name, 'AbortError');
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}));
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process.nextTick(() => controller.abort());
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}
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{
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// Test read-only mode
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const filename = tmpdir.resolve('test6.txt');
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fs.writeFileSync(filename, '');
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fs.writeFile(filename, s, { flag: 'r' }, common.expectsError(/EBADF/));
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}
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