1 files changed, 3 insertions, 5 deletions
diff --git a/test/ruby/test_object.rb b/test/ruby/test_object.rb
index ad836fca8f..fac5302dab 100644
--- a/test/ruby/test_object.rb
+++ b/test/ruby/test_object.rb
@@ -807,18 +807,16 @@ class TestObject < Test::Unit::TestCase
   def test_redef_method_missing
     bug5473 = '[ruby-core:40287]'
     ['ArgumentError.new("bug5473")', 'ArgumentError, "bug5473"', '"bug5473"'].each do |code|
-      out, err, status = EnvUtil.invoke_ruby([], <<-SRC, true, true)
+      exc = code[/\A[A-Z]\w+/] || 'RuntimeError'
+      assert_separately([], <<-SRC)
       class ::Object
         def method_missing(m, *a, &b)
           raise #{code}
         end
       end
 
-      p((1.foo rescue $!))
+      assert_raise_with_message(#{exc}, "bug5473") {1.foo}
       SRC
-      assert_send([status, :success?], bug5473)
-      assert_equal("", err, bug5473)
-      assert_equal((eval("raise #{code}") rescue $!.inspect), out.chomp, bug5473)
     end
   end