1 files changed, 6 insertions, 0 deletions
diff --git a/test/dl/test_cptr.rb b/test/dl/test_cptr.rb
index 4157f83361..461b7d27d4 100644
--- a/test/dl/test_cptr.rb
+++ b/test/dl/test_cptr.rb
@@ -3,6 +3,12 @@ require_relative '../ruby/envutil'
 
 module DL
   class TestCPtr < TestBase
+    def test_to_value
+      ary = [0,1,2,4,5]
+      addr = CPtr.new(dlwrap(ary))
+      assert_equal ary, addr.to_value
+    end
+
     def test_free
       ptr = CPtr.malloc(4)
       assert_nil ptr.free