test_inadvertent_creation.rb: use Symbol.find

* ext/-test-/symbol/intern.c: Symbol.find is available now.

* test/-ext-/symbol/test_inadvertent_creation.rb (noninterned_name):
  use Symbol.find instead.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45763 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ext/-test-/symbol/intern.c

@@ -1,14 +0,0 @@
-#include "ruby.h"
-
-static VALUE
-bug_sym_interned_p(VALUE self, VALUE name)
-{
-    ID id = rb_check_id(&name);
-    return id ? Qtrue : Qfalse;
-}
-
-void
-Init_intern(VALUE klass)
-{
-    rb_define_singleton_method(klass, "interned?", bug_sym_interned_p, 1);
-}

test/-ext-/symbol/test_inadvertent_creation.rb

@@ -7,7 +7,7 @@ module Test_Symbol
       prefix += "_#{Thread.current.object_id.to_s(36).tr('-', '_')}"
       begin
         name = "#{prefix}_#{rand(0x1000).to_s(16)}_#{Time.now.usec}"
-      end while Bug::Symbol.interned?(name)
+      end while ::Symbol.find(name)
       name
     end
 
@@ -16,7 +16,7 @@ module Test_Symbol
     end
 
     def assert_not_interned(name, msg = nil)
-      assert_not_send([Bug::Symbol, :interned?, name], msg)
+      assert_not_send([::Symbol, :find, name], msg)
     end
 
     def assert_not_interned_error(obj, meth, name, msg = nil)