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83 lines
2.3 KiB
83 lines
2.3 KiB
/*
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* file-archive-test.js: Tests for instances of the File transport setting the archive option,
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*
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* (C) 2015 Nimrod Becker
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* MIT LICENSE
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*
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*/
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var assert = require('assert'),
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exec = require('child_process').exec,
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fs = require('fs'),
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path = require('path'),
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vows = require('vows'),
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winston = require('../../lib/winston'),
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helpers = require('../helpers');
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var archiveTransport = new winston.transports.File({
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timestamp: true,
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json: false,
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zippedArchive: true,
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tailable: true,
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filename: 'testarchive.log',
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dirname: path.join(__dirname, '..', 'fixtures', 'logs'),
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maxsize: 4096,
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maxFiles: 3
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});
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function data(ch) {
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return new Array(1018).join(String.fromCharCode(65 + ch));
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}
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function logKbytes(kbytes, txt) {
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//
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// With no timestamp and at the info level,
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// winston adds exactly 7 characters:
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// [info](4)[ :](2)[\n](1)
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//
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for (var i = 0; i < kbytes; i++) {
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archiveTransport.log('info', data(txt), null, function() {});
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}
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}
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vows.describe('winston/transports/file/zippedArchive').addBatch({
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"An instance of the File Transport with tailable true": {
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"when created archived files are rolled": {
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topic: function() {
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var that = this,
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created = 0;
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archiveTransport.on('logged', function() {
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if (++created === 6) {
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return that.callback();
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}
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logKbytes(4, created);
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});
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logKbytes(4, created);
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},
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"should be only 3 files called testarchive.log, testarchive1.log.gz and testarchive2.log.gz": function() {
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//Give the archive a little time to settle
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// setTimeout(function() {
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for (var num = 0; num < 6; num++) {
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var file = !num ? 'testarchive.log' : 'testarchive' + num + '.log.gz',
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fullpath = path.join(__dirname, '..', 'fixtures', 'logs', file);
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// There should be no files with that name
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if (num >= 3) {
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assert.throws(function() {
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fs.statSync(fullpath);
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}, Error);
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} else {
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// The other files should exist
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assert.doesNotThrow(function() {
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fs.statSync(fullpath);
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}, Error);
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}
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}
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//},5000);
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},
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}
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},
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}).export(module);
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