1 files changed, 16 insertions, 0 deletions
diff --git a/test/dl/test_cptr.rb b/test/dl/test_cptr.rb
index 979c5f50bc..2b40a16fb1 100644
--- a/test/dl/test_cptr.rb
+++ b/test/dl/test_cptr.rb
@@ -3,6 +3,22 @@ require_relative '../ruby/envutil'
 
 module DL
   class TestCPtr < TestBase
+    def test_malloc_free_func_int
+      free = CFunc.new(@libc['free'], TYPE_VOID, 'free')
+
+      ptr  = CPtr.malloc(10, free.to_i)
+      assert_equal 10, ptr.size
+      assert_equal free.to_i, ptr.free.to_i
+    end
+
+    def test_malloc_free_func
+      free = CFunc.new(@libc['free'], TYPE_VOID, 'free')
+
+      ptr  = CPtr.malloc(10, free)
+      assert_equal 10, ptr.size
+      assert_equal free.to_i, ptr.free.to_i
+    end
+
     def test_to_str
       str = "hello world"
       ptr = CPtr[str]