From 1bf8a7aec366ede912b9f9c989006cc358cf2cdc Mon Sep 17 00:00:00 2001
From: "Jason R. Coombs" <jaraco@jaraco.com>
Date: Sun, 1 Jan 2023 12:10:08 -0500
Subject: [PATCH] Add xfail test capturing desired expectation.

---
 tests/test_main.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tests/test_main.py b/tests/test_main.py
index 7b8d797f..cec82121 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -43,6 +43,11 @@ def test_package_not_found_mentions_metadata(self):
 
         assert "metadata" in str(ctx.exception)
 
+    def test_abc_enforced(self):
+        with self.assertRaises(AssertionError):  # xfail
+            with self.assertRaises(TypeError):
+                type('DistributionSubclass', (Distribution,), {})()
+
     @fixtures.parameterize(
         dict(name=None),
         dict(name=''),