From 767c955544fa79486e3e874ed9d74e8991b1060b Mon Sep 17 00:00:00 2001
From: "Miss Islington (bot)"
 <31488909+miss-islington@users.noreply.github.com>
Date: Sat, 15 Jun 2024 13:54:07 +0200
Subject: [3.13] gh-120544: Add `else: fail()` to tests where exception is
 expected (GH-120545) (#120546)

gh-120544: Add `else: fail()` to tests where exception is expected (GH-120545)
(cherry picked from commit 42ebdd83bb194f054fe5a10b3caa0c3a95be3679)

Co-authored-by: Nikita Sobolev <mail@sobolevn.me>
---
 Lib/test/test_exceptions.py         |  2 ++
 Lib/test/test_unittest/test_case.py | 10 ++++++++++
 2 files changed, 12 insertions(+)

diff --git a/Lib/test/test_exceptions.py b/Lib/test/test_exceptions.py
index 3138f50..7e8e058 100644
--- a/Lib/test/test_exceptions.py
+++ b/Lib/test/test_exceptions.py
@@ -1836,6 +1836,8 @@ class NameErrorTests(unittest.TestCase):
         except self.failureException:
             with support.captured_stderr() as err:
                 sys.__excepthook__(*sys.exc_info())
+        else:
+            self.fail("assertRaisesRegex should have failed.")
 
         self.assertIn("aab", err.getvalue())
 
diff --git a/Lib/test/test_unittest/test_case.py b/Lib/test/test_unittest/test_case.py
index ed5eb56..82a442a 100644
--- a/Lib/test/test_unittest/test_case.py
+++ b/Lib/test/test_unittest/test_case.py
@@ -1132,6 +1132,8 @@ test case
             # need to remove the first line of the error message
             error = str(e).split('\n', 1)[1]
             self.assertEqual(sample_text_error, error)
+        else:
+            self.fail(f'{self.failureException} not raised')
 
     def testAssertEqualSingleLine(self):
         sample_text = "laden swallows fly slowly"
@@ -1148,6 +1150,8 @@ test case
             # need to remove the first line of the error message
             error = str(e).split('\n', 1)[1]
             self.assertEqual(sample_text_error, error)
+        else:
+            self.fail(f'{self.failureException} not raised')
 
     def testAssertEqualwithEmptyString(self):
         '''Verify when there is an empty string involved, the diff output
@@ -1165,6 +1169,8 @@ test case
             # need to remove the first line of the error message
             error = str(e).split('\n', 1)[1]
             self.assertEqual(sample_text_error, error)
+        else:
+            self.fail(f'{self.failureException} not raised')
 
     def testAssertEqualMultipleLinesMissingNewlineTerminator(self):
         '''Verifying format of diff output from assertEqual involving strings
@@ -1185,6 +1191,8 @@ test case
             # need to remove the first line of the error message
             error = str(e).split('\n', 1)[1]
             self.assertEqual(sample_text_error, error)
+        else:
+            self.fail(f'{self.failureException} not raised')
 
     def testAssertEqualMultipleLinesMismatchedNewlinesTerminators(self):
         '''Verifying format of diff output from assertEqual involving strings
@@ -1208,6 +1216,8 @@ test case
             # need to remove the first line of the error message
             error = str(e).split('\n', 1)[1]
             self.assertEqual(sample_text_error, error)
+        else:
+            self.fail(f'{self.failureException} not raised')
 
     def testEqualityBytesWarning(self):
         if sys.flags.bytes_warning:
-- 
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