tests for [Bug #9599]

* test/dl/test_{cptr,handle}.rb: tests for [Bug #9599].

* test/fiddle/test_{handle,pointer}.rb: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45299 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 7 insertions, 0 deletions

diff --git a/test/fiddle/test_handle.rb b/test/fiddle/test_handle.rb
index c598cc33a2..aa18c03978 100644
--- a/test/fiddle/test_handle.rb
+++ b/test/fiddle/test_handle.rb
@@ -1,5 +1,6 @@
 begin
   require_relative 'helper'
+  require_relative '../ruby/envutil'
 rescue LoadError
 end
 
@@ -7,6 +8,8 @@ module Fiddle
   class TestHandle < TestCase
     include Fiddle
 
+    include Test::Unit::Assertions
+
     def test_to_i
       handle = Fiddle::Handle.new(LIBC_SO)
       assert_kind_of Integer, handle.to_i
@@ -185,5 +188,9 @@ module Fiddle
       Socket.gethostbyname("localhost")
       Fiddle.dlopen("/lib/libc.so.7").sym('strcpy')
     end if /freebsd/=~ RUBY_PLATFORM
+
+    def test_no_memory_leak
+      assert_no_memory_leak(%w[-W0 -rfiddle.so], '', '100_000.times {Fiddle::Handle.allocate}; GC.start', limit: 1.2)
+    end
   end
 end if defined?(Fiddle)