1 files changed, 8 insertions, 0 deletions
diff --git a/test/ruby/test_rational.rb b/test/ruby/test_rational.rb
index d65c292970..834188e4d8 100644
--- a/test/ruby/test_rational.rb
+++ b/test/ruby/test_rational.rb
@@ -646,6 +646,10 @@ class Rational_Test < Test::Unit::TestCase
     assert_equal(9, c2.instance_variable_get(:@ivar))
     assert_instance_of(Rational, c2)
 
+    assert_raise(TypeError){
+      Marshal.load("\x04\bU:\rRational[\ai\x060")
+    }
+
     assert_raise(ZeroDivisionError){
       Marshal.load("\x04\bU:\rRational[\ai\x06i\x05")
     }
@@ -664,6 +668,10 @@ class Rational_Test < Test::Unit::TestCase
     assert_nothing_raised(bug6625) do
       assert_equal(Rational(1, 2), Marshal.load(dump), bug6625)
     end
+    dump = "\x04\x08o:\x0dRational\x07:\x11@denominatori\x07:\x0f@numerator0"
+    assert_raise(TypeError) do
+      Marshal.load(dump)
+    end
   end
 
   def test_parse