use safe_str to serialize Exceptions Fixes #5478

2019-06-25 12:40:07 +01:00
parent 554bff8cc1
commit 013d0e66c7
3 changed files with 8 additions and 2 deletions
--- a/src/_pytest/_code/code.py
+++ b/src/_pytest/_code/code.py
@@ -572,8 +572,9 @@ class ExceptionInfo(object):
        raised.
        """
        __tracebackhide__ = True
-        if not re.search(regexp, str(self.value)):
-            assert 0, "Pattern '{!s}' not found in '{!s}'".format(regexp, self.value)
+        value = safe_str(self.value)
+        if not re.search(regexp, value):
+            assert 0, "Pattern '{!s}' not found in '{!s}'".format(regexp, value)
        return True