bpo-40927: Fix test_binhex when run twice (GH-20764)

test_binhex now uses import_fresh_module() to ensure that it raises DeprecationWarning each time.
python · Jun 10, 2020 · 9c24e2e · 9c24e2e
1 parent 8eb4aea
commit 9c24e2e
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diff --git a/Lib/test/test_binhex.py b/Lib/test/test_binhex.py
@@ -7,7 +7,7 @@
 from test import support
 
 with support.check_warnings(('', DeprecationWarning)):
-    import binhex
+    binhex = support.import_fresh_module('binhex')
 
 
 class BinHexTestCase(unittest.TestCase):

diff --git a/Misc/NEWS.d/next/Tests/2020-06-09-18-48-18.bpo-40927.67ylLg.rst b/Misc/NEWS.d/next/Tests/2020-06-09-18-48-18.bpo-40927.67ylLg.rst
@@ -0,0 +1,2 @@
+Fix test_binhex when run twice: it now uses import_fresh_module() to ensure
+that it raises DeprecationWarning each time.