From 0326725b24dee6a82bb21bfa370072b326403155 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 10 Dec 2013 05:17:19 +0000
Subject: gc.c: check arguments first

* gc.c (wmap_aset): check if both arguments are able to finalize
  before setting finalizers.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44108 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_weakmap.rb | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'test/ruby')

diff --git a/test/ruby/test_weakmap.rb b/test/ruby/test_weakmap.rb
index 0f147a6b0f..053ad88cfa 100644
--- a/test/ruby/test_weakmap.rb
+++ b/test/ruby/test_weakmap.rb
@@ -14,6 +14,20 @@ class TestWeakMap < Test::Unit::TestCase
     assert_not_same(x, @wm["FOO".downcase])
   end
 
+  def test_aset_const
+    x = Object.new
+    assert_raise(ArgumentError) {@wm[true] = x}
+    assert_raise(ArgumentError) {@wm[false] = x}
+    assert_raise(ArgumentError) {@wm[nil] = x}
+    assert_raise(RuntimeError) {@wm[42] = x}
+    assert_raise(RuntimeError) {@wm[:foo] = x}
+    assert_raise(ArgumentError) {@wm[x] = true}
+    assert_raise(ArgumentError) {@wm[x] = false}
+    assert_raise(ArgumentError) {@wm[x] = nil}
+    assert_raise(RuntimeError) {@wm[x] = 42}
+    assert_raise(RuntimeError) {@wm[x] = :foo}
+  end
+
   def test_include?
     m = __callee__[/test_(.*)/, 1]
     x = Object.new
-- 
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