commit 5753b13cb949b939b2b29cec5e2d646f9a30db44
author Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> Sun Jul 29 08:42:18 2018 -0700
committer GitHub <noreply@github.com> Sun Jul 29 08:42:18 2018 -0700
tree 4231d1271dec3cd31aee247eb417478a598b897e
parent 6332de10c7ff703d7f9cef62969aa68e7d28d075

bpo-31047: Fix ntpath.abspath for invalid paths (GH-8544)

(cherry picked from commit d2e902e4fb304f27e4a72356efbc1fc26be3935d)

Co-authored-by: Franz Wöllert <franz.woellert@gmail.com>

Lib/test/test_ntpath.py

diff --git a/Lib/test/test_ntpath.py b/Lib/test/test_ntpath.py
index 2d48be8..907ca7e 100644
--- a/Lib/test/test_ntpath.py
+++ b/Lib/test/test_ntpath.py
@@ -280,6 +280,10 @@
     @unittest.skipUnless(nt, "abspath requires 'nt' module")
     def test_abspath(self):
         tester('ntpath.abspath("C:\\")', "C:\\")
+        with support.temp_cwd(support.TESTFN) as cwd_dir: # bpo-31047
+            tester('ntpath.abspath("")', cwd_dir)
+            tester('ntpath.abspath(" ")', cwd_dir + "\\ ")
+            tester('ntpath.abspath("?")', cwd_dir + "\\?")
 
     def test_relpath(self):
         tester('ntpath.relpath("a")', 'a')