* gc.c (id2ref): fix symbol test.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10022 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 35 insertions, 0 deletions

diff --git a/test/ruby/test_objectspace.rb b/test/ruby/test_objectspace.rb
new file mode 100644
index 0000000000..dab94688ee
--- /dev/null
+++ b/test/ruby/test_objectspace.rb
@@ -0,0 +1,35 @@
+require 'test/unit'
+
+class TestObjectSpace < Test::Unit::TestCase
+  def self.deftest_id2ref(obj)
+    /:(\d+)/ =~ caller[0]
+    file = $`
+    line = $1.to_i
+    eval <<"End", binding, file, line
+    define_method("test_id2ref_#{line}") {\
+      o = ObjectSpace._id2ref(obj.object_id);\
+      assert_equal(obj, o, "didn't round trip: #{obj.inspect}");\
+    }
+End
+  end
+
+  deftest_id2ref(-0x4000000000000001)
+  deftest_id2ref(-0x4000000000000000)
+  deftest_id2ref(-0x40000001)
+  deftest_id2ref(-0x40000000)
+  deftest_id2ref(-1)
+  deftest_id2ref(0)
+  deftest_id2ref(1)
+  deftest_id2ref(0x3fffffff)
+  deftest_id2ref(0x40000000)
+  deftest_id2ref(0x3fffffffffffffff)
+  deftest_id2ref(0x4000000000000000)
+  deftest_id2ref(:a)
+  deftest_id2ref(:abcdefghijilkjl)
+  deftest_id2ref(:==)
+  deftest_id2ref(Object.new)
+  deftest_id2ref(self)
+  deftest_id2ref(true)
+  deftest_id2ref(false)
+  deftest_id2ref(nil)
+end