* lib/test/unit.rb (assert_nothing_raised): set backtrace.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19870 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 1 deletions

diff --git a/lib/test/unit.rb b/lib/test/unit.rb
index 0674ad4bfb..57ae020b25 100644
--- a/lib/test/unit.rb
+++ b/lib/test/unit.rb
@@ -82,7 +82,9 @@ module Test
           if ((args.empty? && !e.instance_of?(MiniTest::Assertion)) ||
               args.any? {|a| a.instance_of?(Module) ? e.is_a?(a) : e.class == a })
             msg = message(msg) { "Exception raised:\n<#{mu_pp(e)}>" }
-            assert(false, msg)
+            exc = MiniTest::Assertion.new(msg.call)
+            exc.set_backtrace(e.backtrace)
+            raise exc
           else
             raise
           end