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'use strict'; 23const common = require('../common'); 24const assert = require('assert'); 25const join = require('path').join; 26const fs = require('fs'); 27 28const currentFileData = 'ABCD'; 29const m = 0o600; 30const num = 220; 31const data = '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、' + 32 '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。' + 33 '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。' + 34 '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，' + 35 '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，' + 36 '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，' + 37 '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'; 38 39const tmpdir = require('../common/tmpdir'); 40tmpdir.refresh(); 41 42// Test that empty file will be created and have content added. 43const filename = join(tmpdir.path, 'append-sync.txt'); 44 45fs.appendFileSync(filename, data); 46 47const fileData = fs.readFileSync(filename); 48 49assert.strictEqual(Buffer.byteLength(data), fileData.length); 50 51// Test that appends data to a non empty file. 52const filename2 = join(tmpdir.path, 'append-sync2.txt'); 53fs.writeFileSync(filename2, currentFileData); 54 55fs.appendFileSync(filename2, data); 56 57const fileData2 = fs.readFileSync(filename2); 58 59assert.strictEqual(Buffer.byteLength(data) + currentFileData.length, 60 fileData2.length); 61 62// Test that appendFileSync accepts buffers. 63const filename3 = join(tmpdir.path, 'append-sync3.txt'); 64fs.writeFileSync(filename3, currentFileData); 65 66const buf = Buffer.from(data, 'utf8'); 67fs.appendFileSync(filename3, buf); 68 69const fileData3 = fs.readFileSync(filename3); 70 71assert.strictEqual(buf.length + currentFileData.length, fileData3.length); 72 73// Test that appendFile accepts numbers. 74const filename4 = join(tmpdir.path, 'append-sync4.txt'); 75fs.writeFileSync(filename4, currentFileData, { mode: m }); 76 77fs.appendFileSync(filename4, num, { mode: m }); 78 79// Windows permissions aren't Unix. 80if (!common.isWindows) { 81 const st = fs.statSync(filename4); 82 assert.strictEqual(st.mode & 0o700, m); 83} 84 85const fileData4 = fs.readFileSync(filename4); 86 87assert.strictEqual(Buffer.byteLength(String(num)) + currentFileData.length, 88 fileData4.length); 89 90// Test that appendFile accepts file descriptors. 91const filename5 = join(tmpdir.path, 'append-sync5.txt'); 92fs.writeFileSync(filename5, currentFileData); 93 94const filename5fd = fs.openSync(filename5, 'a+', 0o600); 95fs.appendFileSync(filename5fd, data); 96fs.closeSync(filename5fd); 97 98const fileData5 = fs.readFileSync(filename5); 99 100assert.strictEqual(Buffer.byteLength(data) + currentFileData.length, 101 fileData5.length); 102 103// Exit logic for cleanup. 104 105process.on('exit', function() { 106 fs.unlinkSync(filename); 107 fs.unlinkSync(filename2); 108 fs.unlinkSync(filename3); 109 fs.unlinkSync(filename4); 110 fs.unlinkSync(filename5); 111}); 112