From 8b11cf2a312bba651c4e78ddd9cc5e6c91effd64 Mon Sep 17 00:00:00 2001
From: Alex Burke <albu@di.ku.dk>
Date: Mon, 23 Dec 2024 16:26:59 +0100
Subject: [PATCH] try to get more info about the HTML that appears to fail
 assertions

---
 tests/support/htmlsupp.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/support/htmlsupp.py b/tests/support/htmlsupp.py
index d0b9afbbe..8c050d7ea 100644
--- a/tests/support/htmlsupp.py
+++ b/tests/support/htmlsupp.py
@@ -68,4 +68,4 @@ def assertIsValidHtmlDocument(self, value, permit_no_close=False):
         except Exception as exc:
             error = exc
         if error:
-            raise AssertionError("failed to verify input string as HTML: %s", str(error))
+            raise AssertionError("failed to verify input string as HTML: %s\ndocument:%s" % (str(error), value))