Changes

node_modules/winston/test/transports/file-maxsize-test.js

@@ -0,0 +1,82 @@
+/*
+ * file-test.js: Tests for instances of the File transport
+ *
+ * (C) 2010 Charlie Robbins
+ * MIT LICENSE
+ *
+ */
+
+var assert = require('assert'),
+    exec = require('child_process').exec,
+    fs = require('fs'),
+    path = require('path'),
+    vows = require('vows'),
+    winston = require('../../lib/winston'),
+    helpers = require('../helpers');
+
+var maxsizeTransport = new winston.transports.File({
+  timestamp: false,
+  json: false,
+  filename: path.join(__dirname, '..', 'fixtures', 'logs', 'testmaxsize.log'),
+  maxsize: 4096
+});
+    
+vows.describe('winston/transports/file/maxsize').addBatch({
+  "An instance of the File Transport": {
+    "when passed a valid filename": {
+      "the log() method": {
+        topic: function () {
+          exec('rm -rf ' + path.join(__dirname, '..', 'fixtures', 'logs', 'testmaxsize*'), this.callback);
+        },
+        "when passed more than the maxsize": {
+          topic: function () {
+            var that = this,
+                data = new Array(1018).join('-');
+            
+            //
+            // Setup a list of files which we will later stat.
+            //
+            that.files = [];
+            
+            function logKbytes (kbytes) {
+              //
+              // With no timestamp and at the info level,
+              // winston adds exactly 7 characters: 
+              // [info](4)[ :](2)[\n](1)
+              //
+              for (var i = 0; i < kbytes; i++) {
+                maxsizeTransport.log('info', data, null, function () { });
+              }
+            }
+            
+            maxsizeTransport.on('open', function (file) {
+              var match = file.match(/(\d+)\.log$/),
+                  count = match ? match[1] : 0;
+              
+              that.files.push(file);
+              
+              if (that.files.length === 5) {
+                return that.callback();
+              }
+              
+              logKbytes(4);
+            });
+            
+            logKbytes(4);
+          },
+          "should create multiple files correctly": function () {
+            this.files.forEach(function (file) {
+              try {
+                var stats = fs.statSync(file);
+                assert.equal(stats.size, 4096);
+              }
+              catch (ex) {
+                assert.isNull(ex);
+              }
+            });
+          }
+        }
+      }
+    }
+  }
+}).export(module);