From f8b6033a3b86691470a36db57eba17d996c7d5e8 Mon Sep 17 00:00:00 2001
From: Armin Ronacher <armin.ronacher@active-4.com>
Date: Sun, 7 Oct 2012 16:04:31 +0200
Subject: [PATCH] Added a workaround for samefile.  This fixes #600

---
 flask/testsuite/__init__.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/flask/testsuite/__init__.py b/flask/testsuite/__init__.py
index 76a4d724..5d86fa3d 100644
--- a/flask/testsuite/__init__.py
+++ b/flask/testsuite/__init__.py
@@ -32,9 +32,12 @@ def add_to_path(path):
         raise RuntimeError('Tried to add nonexisting path')
 
     def _samefile(x, y):
+        if x == y:
+            return True
         try:
             return os.path.samefile(x, y)
-        except (IOError, OSError):
+        except (IOError, OSError, AttributeError):
+            # Windows has no samefile
             return False
     sys.path[:] = [x for x in sys.path if not _samefile(path, x)]
     sys.path.insert(0, path)