Windows compat fixes

Changed usage of '/' as root dir. Stopped tests from wiping out
environment.

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/detectLocalGit.js b/lib/detectLocalGit.js
index 3d381db..302cd44 100644
--- a/lib/detectLocalGit.js
+++ b/lib/detectLocalGit.js
@@ -5,7 +5,7 @@ var REGEX_BRANCH = /^ref: refs\/heads\/(\w+)$/;
 
 module.exports = function detectLocalGit(knownCommit, knownBranch) {
   var dir = process.cwd(), gitDir;
-  while ('/' !== dir) {
+  while (path.resolve('/') !== dir) {
     gitDir = path.join(dir, '.git');
     var existsSync = fs.existsSync || path.existsSync;
     if (existsSync(path.join(gitDir, 'HEAD')))
@@ -14,7 +14,7 @@ module.exports = function detectLocalGit(knownCommit, knownBranch) {
     dir = path.dirname(dir);
   }
 
-  if ('/' === dir)
+  if (path.resolve('/') === dir)
     return;
 
   var head = fs.readFileSync(path.join(dir, '.git', 'HEAD'), 'utf-8').trim();