| // 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'); |
| const assert = require('assert'); |
| const fs = require('fs'); |
| const join = require('path').join; |
| |
| const tmpdir = require('../common/tmpdir'); |
| |
| const currentFileData = 'ABCD'; |
| |
| const n = 220; |
| const 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、' + |
| '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。' + |
| '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。' + |
| '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,' + |
| '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,' + |
| '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,' + |
| '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'; |
| |
| tmpdir.refresh(); |
| |
| const throwNextTick = (e) => { process.nextTick(() => { throw e; }); }; |
| |
| // Test that empty file will be created and have content added (callback API). |
| { |
| const filename = join(tmpdir.path, 'append.txt'); |
| |
| fs.appendFile(filename, s, common.mustCall(function(e) { |
| assert.ifError(e); |
| |
| fs.readFile(filename, common.mustCall(function(e, buffer) { |
| assert.ifError(e); |
| assert.strictEqual(Buffer.byteLength(s), buffer.length); |
| })); |
| })); |
| } |
| |
| // Test that empty file will be created and have content added (promise API). |
| { |
| const filename = join(tmpdir.path, 'append-promise.txt'); |
| |
| fs.promises.appendFile(filename, s) |
| .then(common.mustCall(() => fs.promises.readFile(filename))) |
| .then((buffer) => { |
| assert.strictEqual(Buffer.byteLength(s), buffer.length); |
| }) |
| .catch(throwNextTick); |
| } |
| |
| // Test that appends data to a non-empty file (callback API). |
| { |
| const filename = join(tmpdir.path, 'append-non-empty.txt'); |
| fs.writeFileSync(filename, currentFileData); |
| |
| fs.appendFile(filename, s, common.mustCall(function(e) { |
| assert.ifError(e); |
| |
| fs.readFile(filename, common.mustCall(function(e, buffer) { |
| assert.ifError(e); |
| assert.strictEqual(Buffer.byteLength(s) + currentFileData.length, |
| buffer.length); |
| })); |
| })); |
| } |
| |
| // Test that appends data to a non-empty file (promise API). |
| { |
| const filename = join(tmpdir.path, 'append-non-empty-promise.txt'); |
| fs.writeFileSync(filename, currentFileData); |
| |
| fs.promises.appendFile(filename, s) |
| .then(common.mustCall(() => fs.promises.readFile(filename))) |
| .then((buffer) => { |
| assert.strictEqual(Buffer.byteLength(s) + currentFileData.length, |
| buffer.length); |
| }) |
| .catch(throwNextTick); |
| } |
| |
| // Test that appendFile accepts buffers (callback API). |
| { |
| const filename = join(tmpdir.path, 'append-buffer.txt'); |
| fs.writeFileSync(filename, currentFileData); |
| |
| const buf = Buffer.from(s, 'utf8'); |
| |
| fs.appendFile(filename, buf, common.mustCall((e) => { |
| assert.ifError(e); |
| |
| fs.readFile(filename, common.mustCall((e, buffer) => { |
| assert.ifError(e); |
| assert.strictEqual(buf.length + currentFileData.length, buffer.length); |
| })); |
| })); |
| } |
| |
| // Test that appendFile accepts buffers (promises API). |
| { |
| const filename = join(tmpdir.path, 'append-buffer-promises.txt'); |
| fs.writeFileSync(filename, currentFileData); |
| |
| const buf = Buffer.from(s, 'utf8'); |
| |
| fs.promises.appendFile(filename, buf) |
| .then(common.mustCall(() => fs.promises.readFile(filename))) |
| .then((buffer) => { |
| assert.strictEqual(buf.length + currentFileData.length, buffer.length); |
| }) |
| .catch(throwNextTick); |
| } |
| |
| // Test that appendFile accepts numbers (callback API). |
| { |
| const filename = join(tmpdir.path, 'append-numbers.txt'); |
| fs.writeFileSync(filename, currentFileData); |
| |
| const m = 0o600; |
| fs.appendFile(filename, n, { mode: m }, common.mustCall((e) => { |
| assert.ifError(e); |
| |
| // Windows permissions aren't Unix. |
| if (!common.isWindows) { |
| const st = fs.statSync(filename); |
| assert.strictEqual(st.mode & 0o700, m); |
| } |
| |
| fs.readFile(filename, common.mustCall((e, buffer) => { |
| assert.ifError(e); |
| assert.strictEqual(Buffer.byteLength(String(n)) + currentFileData.length, |
| buffer.length); |
| })); |
| })); |
| } |
| |
| // Test that appendFile accepts numbers (promises API). |
| { |
| const filename = join(tmpdir.path, 'append-numbers-promises.txt'); |
| fs.writeFileSync(filename, currentFileData); |
| |
| const m = 0o600; |
| fs.promises.appendFile(filename, n, { mode: m }) |
| .then(common.mustCall(() => { |
| // Windows permissions aren't Unix. |
| if (!common.isWindows) { |
| const st = fs.statSync(filename); |
| assert.strictEqual(st.mode & 0o700, m); |
| } |
| |
| return fs.promises.readFile(filename); |
| })) |
| .then((buffer) => { |
| assert.strictEqual(Buffer.byteLength(String(n)) + currentFileData.length, |
| buffer.length); |
| }) |
| .catch(throwNextTick); |
| } |
| |
| // Test that appendFile accepts file descriptors (callback API). |
| { |
| const filename = join(tmpdir.path, 'append-descriptors.txt'); |
| fs.writeFileSync(filename, currentFileData); |
| |
| fs.open(filename, 'a+', common.mustCall((e, fd) => { |
| assert.ifError(e); |
| |
| fs.appendFile(fd, s, common.mustCall((e) => { |
| assert.ifError(e); |
| |
| fs.close(fd, common.mustCall((e) => { |
| assert.ifError(e); |
| |
| fs.readFile(filename, common.mustCall((e, buffer) => { |
| assert.ifError(e); |
| assert.strictEqual(Buffer.byteLength(s) + currentFileData.length, |
| buffer.length); |
| })); |
| })); |
| })); |
| })); |
| } |
| |
| // Test that appendFile accepts file descriptors (promises API). |
| { |
| const filename = join(tmpdir.path, 'append-descriptors-promises.txt'); |
| fs.writeFileSync(filename, currentFileData); |
| |
| let fd; |
| fs.promises.open(filename, 'a+') |
| .then(common.mustCall((fileDescriptor) => { |
| fd = fileDescriptor; |
| return fs.promises.appendFile(fd, s); |
| })) |
| .then(common.mustCall(() => fd.close())) |
| .then(common.mustCall(() => fs.promises.readFile(filename))) |
| .then(common.mustCall((buffer) => { |
| assert.strictEqual(Buffer.byteLength(s) + currentFileData.length, |
| buffer.length); |
| })) |
| .catch(throwNextTick); |
| } |
| |
| assert.throws( |
| () => fs.appendFile(join(tmpdir.path, 'append6.txt'), console.log), |
| { code: 'ERR_INVALID_CALLBACK' }); |