Test for fix to bug #110673: os.abspatth() now always returns os.getcwd() on...

Test for fix to bug #110673: os.abspatth() now always returns os.getcwd() on Windows, if an empty path is specified.  It previously did not if an empty path was delegated to win32api.GetFullPathName())

Lib/test/test_ntpath.py

 import ntpath
 import string
+import os
 
 errors = 0
 
@@ -34,6 +35,10 @@ tester('ntpath.isabs("\\\\conky\\mountpoint\\")', 1)
 tester('ntpath.isabs("\\foo")', 1)
 tester('ntpath.isabs("\\foo\\bar")', 1)
 
+tester('ntpath.abspath("C:\\")', "C:\\")
+tester('ntpath.abspath("")', os.getcwd())
+
+
 if errors:
 	print str(errors) + " errors."
 else: