From cde8c1b56064d72b63e5d01f61fc90d416569215 Mon Sep 17 00:00:00 2001 From: hugovk Date: Tue, 30 Dec 2014 16:51:19 +0200 Subject: [PATCH] Improve assert_warning() error message for warn_class=None --- Tests/helper.py | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/Tests/helper.py b/Tests/helper.py index 2db550b02..1375eb7e5 100644 --- a/Tests/helper.py +++ b/Tests/helper.py @@ -122,7 +122,9 @@ class PillowTestCase(unittest.TestCase): # Verify some things. if warn_class is None: - self.assertEqual(len(w), 0) + self.assertEqual(len(w), 0, + "Expected no warnings, got %s" % + list(v.category for v in w)) else: self.assertGreaterEqual(len(w), 1) found = False