diff --git a/test/categoryFilter-test.js b/test/categoryFilter-test.js
index 1ad10a0..bd40198 100644
--- a/test/categoryFilter-test.js
+++ b/test/categoryFilter-test.js
@@ -2,7 +2,8 @@
 
 var vows = require('vows')
 , fs = require('fs')
-, assert = require('assert');
+, assert = require('assert')
+, EOL = require('os').EOL || '\n';
 
 function remove(filename) {
   try {
@@ -66,7 +67,7 @@ vows.describe('log4js categoryFilter').addBatch({
         fs.readFile(__dirname + '/categoryFilter-noweb.log', 'utf8', this.callback);
       },
       'should contain all log messages': function(contents) {
-        var messages = contents.trim().split('\n');
+        var messages = contents.trim().split(EOL);
         assert.deepEqual(messages, ['Loading app','Initialising indexes']);
       }
     },
@@ -75,7 +76,7 @@ vows.describe('log4js categoryFilter').addBatch({
         fs.readFile(__dirname + '/categoryFilter-web.log','utf8',this.callback);
       },
       'should contain only error and warning log messages': function(contents) {
-        var messages = contents.trim().split('\n');
+        var messages = contents.trim().split(EOL);
         assert.deepEqual(messages, ['00:00:00 GET / 200','00:00:00 GET / 500']);
       }
     }
diff --git a/test/dateFileAppender-test.js b/test/dateFileAppender-test.js
index e64619d..8fa115f 100644
--- a/test/dateFileAppender-test.js
+++ b/test/dateFileAppender-test.js
@@ -186,7 +186,7 @@ vows.describe('../lib/appenders/dateFile').addBatch({
       }
     },
     'with cwd option': {
-      topic: function() {
+      topic: function () {
         var fileOpened,
         appender = sandbox.require(
           '../lib/appenders/dateFile',
@@ -213,8 +213,9 @@ vows.describe('../lib/appenders/dateFile').addBatch({
         );
         return fileOpened;
       },
-      'should prepend options.cwd to config.filename': function(fileOpened) {
-        assert.equal(fileOpened, "/absolute/path/to/whatever.log");
+      'should prepend options.cwd to config.filename': function (fileOpened) {
+        var expected = path.sep + path.join("absolute", "path", "to", "whatever.log");
+        assert.equal(fileOpened, expected);
       }
     }
  
diff --git a/test/fileAppender-test.js b/test/fileAppender-test.js
index 9476ad6..9b4bd0f 100644
--- a/test/fileAppender-test.js
+++ b/test/fileAppender-test.js
@@ -4,7 +4,8 @@ var vows = require('vows')
 , path = require('path')
 , sandbox = require('sandboxed-module')
 , log4js = require('../lib/log4js')
-, assert = require('assert');
+, assert = require('assert')
+, EOL = require('os').EOL || '\n';
 
 log4js.clearAppenders();
 
@@ -93,8 +94,8 @@ vows.describe('log4js fileAppender').addBatch({
         fs.readFile(testFile, "utf8", that.callback);
       }, 100);
     },
-    'should write log messages to the file': function(err, fileContents) {
-      assert.include(fileContents, "This should be in the file.\n");
+    'should write log messages to the file': function (err, fileContents) {
+      assert.include(fileContents, "This should be in the file." + EOL);
     },
     'log messages should be in the basic layout format': function(err, fileContents) {
       assert.match(
@@ -125,7 +126,7 @@ vows.describe('log4js fileAppender').addBatch({
       }, 100);
     },
     'log file should only contain the second message': function(err, fileContents) {
-      assert.include(fileContents, "This is the second log message.\n");
+      assert.include(fileContents, "This is the second log message.");
       assert.equal(fileContents.indexOf("This is the first log message."), -1);
     },
     'the number of files': {
@@ -229,8 +230,8 @@ vows.describe('log4js fileAppender').addBatch({
         
         fs.readFile('tmp-tests.log', 'utf8', this.callback);
       },
-      'should load appender configuration from a json file': function(err, contents) {
-        assert.include(contents, 'this should be written to the file\n');
+      'should load appender configuration from a json file': function (err, contents) {
+        assert.include(contents, 'this should be written to the file' + EOL);
         assert.equal(contents.indexOf('this should not be written to the file'), -1);
       }
     }
diff --git a/test/fileSyncAppender-test.js b/test/fileSyncAppender-test.js
index 057ab2f..fde2985 100755
--- a/test/fileSyncAppender-test.js
+++ b/test/fileSyncAppender-test.js
@@ -4,7 +4,8 @@ var vows = require('vows')
 , path = require('path')
 , sandbox = require('sandboxed-module')
 , log4js = require('../lib/log4js')
-, assert = require('assert');
+, assert = require('assert')
+, EOL = require('os').EOL || '\n';
 
 log4js.clearAppenders();
 
@@ -31,8 +32,8 @@ vows.describe('log4js fileSyncAppender').addBatch({
       
       fs.readFile(testFile, "utf8", that.callback);
     },
-    'should write log messages to the file': function(err, fileContents) {
-      assert.include(fileContents, "This should be in the file.\n");
+    'should write log messages to the file': function (err, fileContents) {
+      assert.include(fileContents, "This should be in the file." + EOL);
     },
     'log messages should be in the basic layout format': function(err, fileContents) {
       assert.match(
@@ -60,8 +61,8 @@ vows.describe('log4js fileSyncAppender').addBatch({
 
       fs.readFile(testFile, "utf8", that.callback);
     },
-    'log file should only contain the second message': function(err, fileContents) {
-      assert.include(fileContents, "This is the second log message.\n");
+    'log file should only contain the second message': function (err, fileContents) {
+      assert.include(fileContents, "This is the second log message." + EOL);
       assert.equal(fileContents.indexOf("This is the first log message."), -1);
     },
     'the number of files': {
@@ -173,7 +174,7 @@ vows.describe('log4js fileSyncAppender').addBatch({
         fs.readFile('tmp-sync-tests.log', 'utf8', this.callback);
       },
       'should load appender configuration from a json file': function(err, contents) {
-        assert.include(contents, 'this should be written to the file\n');
+        assert.include(contents, 'this should be written to the file' + EOL);
         assert.equal(contents.indexOf('this should not be written to the file'), -1);
       }
     }
diff --git a/test/layouts-test.js b/test/layouts-test.js
index 6fc17c0..00a3d6c 100644
--- a/test/layouts-test.js
+++ b/test/layouts-test.js
@@ -1,6 +1,8 @@
 "use strict";
 var vows = require('vows')
-, assert = require('assert');
+, assert = require('assert')
+, os =  require('os')
+, EOL = os.EOL || '\n';
 
 //used for patternLayout tests.
 function test(args, pattern, value) {
@@ -195,7 +197,7 @@ vows.describe('log4js layouts').addBatch({
     },
 
     'should default to "time logLevel loggerName - message"': function(args) {
-      test(args, null, "14:18:30 DEBUG multiple.levels.of.tests - this is a test\n");
+      test(args, null, "14:18:30 DEBUG multiple.levels.of.tests - this is a test" + EOL);
     },
     '%r should output time only': function(args) {
       test(args, '%r', '14:18:30');
@@ -210,10 +212,10 @@ vows.describe('log4js layouts').addBatch({
       test(args, '%m', 'this is a test');
     },
     '%n should output a new line': function(args) {
-      test(args, '%n', '\n');
+      test(args, '%n', EOL);
     },
     '%h should output hostname' : function(args) {
-      test(args, '%h', require('os').hostname().toString());
+      test(args, '%h', os.hostname().toString());
     },
     '%c should handle category names like java-style package names': function(args) {
       test(args, '%c{1}', 'tests');
@@ -247,7 +249,7 @@ vows.describe('log4js layouts').addBatch({
     'should handle complicated patterns': function(args) {
       test(args,
            '%m%n %c{2} at %d{ABSOLUTE} cheese %p%n',
-           'this is a test\n of.tests at 14:18:30.045 cheese DEBUG\n'
+           'this is a test'+ EOL +' of.tests at 14:18:30.045 cheese DEBUG' + EOL
           );
     },
     'should truncate fields if specified': function(args) {
diff --git a/test/log-abspath-test.js b/test/log-abspath-test.js
index 20aa9de..5bb64d3 100644
--- a/test/log-abspath-test.js
+++ b/test/log-abspath-test.js
@@ -1,6 +1,7 @@
 "use strict";
 var vows = require('vows')
 , assert = require('assert')
+, path = require('path')
 , sandbox = require('sandboxed-module');
 
 vows.describe('log4js-abspath').addBatch({
@@ -69,7 +70,8 @@ vows.describe('log4js-abspath').addBatch({
       return fileOpened;
     },
     'should prepend options.cwd to config.filename': function(fileOpened) {
-      assert.equal(fileOpened, "/absolute/path/to/whatever.log");
+      var expected = path.sep + path.join("absolute", "path", "to", "whatever.log");
+      assert.equal(fileOpened, expected);
     }
   },
 }).export(module);
diff --git a/test/logLevelFilter-test.js b/test/logLevelFilter-test.js
index c976689..c74e488 100644
--- a/test/logLevelFilter-test.js
+++ b/test/logLevelFilter-test.js
@@ -1,7 +1,9 @@
 "use strict";
 var vows = require('vows')
 , fs = require('fs')
-, assert = require('assert');
+, assert = require('assert')
+, os = require('os')
+, EOL = require('os').EOL || '\n';
 
 function remove(filename) {
   try {
@@ -60,8 +62,8 @@ vows.describe('log4js logLevelFilter').addBatch({
       topic: function() {
         fs.readFile(__dirname + '/logLevelFilter.log', 'utf8', this.callback);
       },
-      'should contain all log messages': function(contents) {
-        var messages = contents.trim().split('\n');
+      'should contain all log messages': function (contents) {
+        var messages = contents.trim().split(EOL);
         assert.deepEqual(messages, ['main','both','both','main']);
       }
     },
@@ -70,7 +72,7 @@ vows.describe('log4js logLevelFilter').addBatch({
         fs.readFile(__dirname + '/logLevelFilter-warnings.log','utf8',this.callback);
       },
       'should contain only error and warning log messages': function(contents) {
-        var messages = contents.trim().split('\n');
+        var messages = contents.trim().split(EOL);
         assert.deepEqual(messages, ['both','both']);
       }
     }