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1// Copyright Joyent, Inc. and other Node contributors.
2//
3// Permission is hereby granted, free of charge, to any person obtaining a
4// copy of this software and associated documentation files (the
5// "Software"), to deal in the Software without restriction, including
6// without limitation the rights to use, copy, modify, merge, publish,
7// distribute, sublicense, and/or sell copies of the Software, and to permit
8// persons to whom the Software is furnished to do so, subject to the
9// following conditions:
10//
11// The above copyright notice and this permission notice shall be included
12// in all copies or substantial portions of the Software.
13//
14// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
16// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
17// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
18// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
19// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20// USE OR OTHER DEALINGS IN THE SOFTWARE.
21
22// Flags: --experimental-abortcontroller
23'use strict';
24const common = require('../common');
25const assert = require('assert');
26const fs = require('fs');
27const join = require('path').join;
28
29const tmpdir = require('../common/tmpdir');
30tmpdir.refresh();
31
32const filename = join(tmpdir.path, 'test.txt');
33
34const s = '南越国是前203年至前111年存在于岭南地区的一个国家，国都位于番禺，疆域包括今天中国的广东、' +
35          '广西两省区的大部份地区，福建省、湖南、贵州、云南的一小部份地区和越南的北部。' +
36          '南越国是秦朝灭亡后，由南海郡尉赵佗于前203年起兵兼并桂林郡和象郡后建立。' +
37          '前196年和前179年，南越国曾先后两次名义上臣属于西汉，成为西汉的“外臣”。前112年，' +
38          '南越国末代君主赵建德与西汉发生战争，被汉武帝于前111年所灭。南越国共存在93年，' +
39          '历经五代君主。南越国是岭南地区的第一个有记载的政权国家，采用封建制和郡县制并存的制度，' +
40          '它的建立保证了秦末乱世岭南地区社会秩序的稳定，有效的改善了岭南地区落后的政治、##济现状。\n';
41
42fs.writeFile(filename, s, common.mustSucceed(() => {
43  fs.readFile(filename, common.mustSucceed((buffer) => {
44    assert.strictEqual(Buffer.byteLength(s), buffer.length);
45  }));
46}));
47
48// Test that writeFile accepts buffers.
49const filename2 = join(tmpdir.path, 'test2.txt');
50const buf = Buffer.from(s, 'utf8');
51
52fs.writeFile(filename2, buf, common.mustSucceed(() => {
53  fs.readFile(filename2, common.mustSucceed((buffer) => {
54    assert.strictEqual(buf.length, buffer.length);
55  }));
56}));
57
58// Test that writeFile accepts file descriptors.
59const filename4 = join(tmpdir.path, 'test4.txt');
60
61fs.open(filename4, 'w+', common.mustSucceed((fd) => {
62  fs.writeFile(fd, s, common.mustSucceed(() => {
63    fs.close(fd, common.mustSucceed(() => {
64      fs.readFile(filename4, common.mustSucceed((buffer) => {
65        assert.strictEqual(Buffer.byteLength(s), buffer.length);
66      }));
67    }));
68  }));
69}));
70
71
72{
73  // Test that writeFile is cancellable with an AbortSignal.
74  // Before the operation has started
75  const controller = new AbortController();
76  const signal = controller.signal;
77  const filename3 = join(tmpdir.path, 'test3.txt');
78
79  fs.writeFile(filename3, s, { signal }, common.mustCall((err) => {
80    assert.strictEqual(err.name, 'AbortError');
81  }));
82
83  controller.abort();
84}
85
86{
87  // Test that writeFile is cancellable with an AbortSignal.
88  // After the operation has started
89  const controller = new AbortController();
90  const signal = controller.signal;
91  const filename4 = join(tmpdir.path, 'test5.txt');
92
93  fs.writeFile(filename4, s, { signal }, common.mustCall((err) => {
94    assert.strictEqual(err.name, 'AbortError');
95  }));
96
97  process.nextTick(() => controller.abort());
98}
99