Issue #28228: Merge from 3.6

1 files changed, 7 insertions, 0 deletions

diff --git a/Lib/test/test_imghdr.py b/Lib/test/test_imghdr.py
index b54daf8e2c..476ba95f17 100644
--- a/Lib/test/test_imghdr.py
+++ b/Lib/test/test_imghdr.py
@@ -1,6 +1,7 @@
 import imghdr
 import io
 import os
+import pathlib
 import unittest
 import warnings
 from test.support import findfile, TESTFN, unlink
@@ -49,6 +50,12 @@ class TestImghdr(unittest.TestCase):
             self.assertEqual(imghdr.what(None, data), expected)
             self.assertEqual(imghdr.what(None, bytearray(data)), expected)
 
+    def test_pathlike_filename(self):
+        for filename, expected in TEST_FILES:
+            with self.subTest(filename=filename):
+                filename = findfile(filename, subdir='imghdrdata')
+                self.assertEqual(imghdr.what(pathlib.Path(filename)), expected)
+
     def test_register_test(self):
         def test_jumbo(h, file):
             if h.startswith(b'eggs'):