From 2bec35e69369639a8ebdd4ce4936678111b43c82 Mon Sep 17 00:00:00 2001
From: Nikolai Vavilov <vvnicholas@gmail.com>
Date: Sat, 6 Dec 2014 16:42:24 +0200
Subject: [PATCH] path: don't lower-cases drive letters

Changing drive letters to lowercase violates the principle of
least surprise.

PR-URL: https://github.com/iojs/io.js/pull/100
---
 lib/path.js                                | 11 -----------
 test/simple/test-module-nodemodulepaths.js |  5 ++---
 test/simple/test-path.js                   |  2 +-
 3 files changed, 3 insertions(+), 15 deletions(-)

diff --git a/lib/path.js b/lib/path.js
index 1765ef075d3e..27c148ab535f 100644
--- a/lib/path.js
+++ b/lib/path.js
@@ -153,12 +153,6 @@ win32.resolve = function() {
   resolvedTail = normalizeArray(resolvedTail.split(/[\\\/]+/),
                                 !resolvedAbsolute).join('\\');
 
-  // If device is a drive letter, we'll normalize to lower case.
-  if (resolvedDevice && resolvedDevice.charAt(1) === ':') {
-    resolvedDevice = resolvedDevice[0].toLowerCase() +
-        resolvedDevice.substr(1);
-  }
-
   return (resolvedDevice + (resolvedAbsolute ? '\\' : '') + resolvedTail) ||
          '.';
 };
@@ -172,11 +166,6 @@ win32.normalize = function(path) {
       tail = result[3],
       trailingSlash = /[\\\/]$/.test(tail);
 
-  // If device is a drive letter, we'll normalize to lower case.
-  if (device && device.charAt(1) === ':') {
-    device = device[0].toLowerCase() + device.substr(1);
-  }
-
   // Normalize the tail path
   tail = normalizeArray(tail.split(/[\\\/]+/), !isAbsolute).join('\\');
 
diff --git a/test/simple/test-module-nodemodulepaths.js b/test/simple/test-module-nodemodulepaths.js
index af44840b4b49..3d48d99ab94b 100644
--- a/test/simple/test-module-nodemodulepaths.js
+++ b/test/simple/test-module-nodemodulepaths.js
@@ -21,7 +21,6 @@
 
 var common = require('../common');
 var assert = require('assert');
-var path = require('path');
 
 var module = require('module');
 
@@ -30,7 +29,7 @@ var isWindows = process.platform === 'win32';
 var file, delimiter, paths;
 
 if (isWindows) {
-  file = path.normalize('C:\\Users\\Rocko Artischocko\\node_stuff\\foo');
+  file = 'C:\\Users\\Rocko Artischocko\\node_stuff\\foo';
   delimiter = '\\'
 } else {
   file = '/usr/test/lib/node_modules/npm/foo';
@@ -40,4 +39,4 @@ if (isWindows) {
 paths = module._nodeModulePaths(file);
 
 assert.ok(paths.indexOf(file + delimiter + 'node_modules') !== -1);
-assert.ok(Array.isArray(paths));
+assert.ok(Array.isArray(paths));
\ No newline at end of file
diff --git a/test/simple/test-path.js b/test/simple/test-path.js
index cdd59bcd5d93..7a8a1b14a904 100644
--- a/test/simple/test-path.js
+++ b/test/simple/test-path.js
@@ -311,7 +311,7 @@ if (isWindows) {
        [['c:/ignore', 'd:\\a/b\\c/d', '\\e.exe'], 'd:\\e.exe'],
        [['c:/ignore', 'c:/some/file'], 'c:\\some\\file'],
        [['d:/ignore', 'd:some/dir//'], 'd:\\ignore\\some\\dir'],
-       [['.'], path.normalize(process.cwd())],
+       [['.'], process.cwd()],
        [['//server/share', '..', 'relative\\'], '\\\\server\\share\\relative'],
        [['c:/', '//'], 'c:\\'],
        [['c:/', '//dir'], 'c:\\dir'],