include root dir in output of recursepath()

fs/path.py

@@ -74,17 +74,16 @@ def iteratepath(path, numsplits=None):
         
 def recursepath(path, reverse=False):
     """Iterate from root to path, returning intermediate paths"""
-    
-    paths = list(iteratepath(path))
-    
     if reverse:
         paths = []
-        while path.lstrip('/'):
+        path = abspath(path).rstrip("/")
+        while path:
             paths.append(path)
-            path = dirname(path)
-        return paths
+            path = dirname(path).rstrip("/")
+        return paths + ["/"]
     else:   
-        return [u'/'.join(paths[:i+1]) for i in xrange(len(paths))]
+        paths = [""] + list(iteratepath(path))
+        return ["/"] + [u'/'.join(paths[:i+1]) for i in xrange(1,len(paths))]
     
 def abspath(path):
     """Convert the given path to an absolute path.

fs/tests/test_path.py

@@ -94,6 +94,14 @@ class TestPathFunctions(unittest.TestCase):
         for path, result in tests:
             self.assertEqual(fs.pathsplit(path), result)
 
+    def test_recursepath(self):
+        self.assertEquals(recursepath("/"),["/"])
+        self.assertEquals(recursepath("hello"),["/","/hello"])
+        self.assertEquals(recursepath("/hello/world/"),["/","/hello","/hello/world"])
+        self.assertEquals(recursepath("/hello/world/",reverse=True),["/hello/world","/hello","/"])
+        self.assertEquals(recursepath("hello",reverse=True),["/hello","/"])
+        self.assertEquals(recursepath("",reverse=True),["/"])
+
 
 class Test_PathMap(unittest.TestCase):