test_marshal.rb: assert bad link

* test/ruby/test_marshal.rb (test_marshal_load_r_prepare_reference_crash):
  assert an ArgumentError exception at a bad link.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54138 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 5 deletions

diff --git a/test/ruby/test_marshal.rb b/test/ruby/test_marshal.rb
index 412039d106..e2e321bb41 100644
--- a/test/ruby/test_marshal.rb
+++ b/test/ruby/test_marshal.rb
@@ -730,11 +730,10 @@ class TestMarshal < Test::Unit::TestCase
     crash = "\x04\bI/\x05\x00\x06:\x06E{\x06@\x05T"
 
     opt = %w[--disable=gems]
-    assert_ruby_status(opt, <<-RUBY)
-begin
-  Marshal.load(#{crash.dump})
-rescue ArgumentError
-end
+    assert_separately(opt, <<-RUBY)
+      assert_raise_with_message(ArgumentError, /bad link/) do
+        Marshal.load(#{crash.dump})
+      end
     RUBY
   end
 end