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82 lines
2.9 KiB
JavaScript
82 lines
2.9 KiB
JavaScript
var common = require('../common');
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var assert = require('assert');
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var join = require('path').join;
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var fs = require('fs');
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var currentFileData = 'ABCD';
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var num = 220;
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var 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、' +
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'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。' +
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'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。' +
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'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，' +
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'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，' +
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'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，' +
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'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';
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// test that empty file will be created and have content added
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var filename = join(common.tmpDir, 'append-sync.txt');
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common.error('appending to ' + filename);
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fs.appendFileSync(filename, data);
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var fileData = fs.readFileSync(filename);
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console.error('filedata is a ' + typeof fileData);
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assert.equal(Buffer.byteLength(data), fileData.length);
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// test that appends data to a non empty file
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var filename2 = join(common.tmpDir, 'append-sync2.txt');
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fs.writeFileSync(filename2, currentFileData);
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common.error('appending to ' + filename2);
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fs.appendFileSync(filename2, data);
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var fileData2 = fs.readFileSync(filename2);
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assert.equal(Buffer.byteLength(data) + currentFileData.length,
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fileData2.length);
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// test that appendFileSync accepts buffers
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var filename3 = join(common.tmpDir, 'append-sync3.txt');
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fs.writeFileSync(filename3, currentFileData);
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common.error('appending to ' + filename3);
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var buf = new Buffer(data, 'utf8');
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fs.appendFileSync(filename3, buf);
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var fileData3 = fs.readFileSync(filename3);
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assert.equal(buf.length + currentFileData.length, fileData3.length);
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// test that appendFile accepts numbers.
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var filename4 = join(common.tmpDir, 'append-sync4.txt');
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fs.writeFileSync(filename4, currentFileData, { mode: m });
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common.error('appending to ' + filename4);
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var m = 0600;
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fs.appendFileSync(filename4, num, { mode: m });
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// windows permissions aren't unix
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if (process.platform !== 'win32') {
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var st = fs.statSync(filename4);
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assert.equal(st.mode & 0700, m);
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}
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var fileData4 = fs.readFileSync(filename4);
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assert.equal(Buffer.byteLength('' + num) + currentFileData.length,
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fileData4.length);
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//exit logic for cleanup
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process.on('exit', function() {
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common.error('done');
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fs.unlinkSync(filename);
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fs.unlinkSync(filename2);
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fs.unlinkSync(filename3);
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fs.unlinkSync(filename4);
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});
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