From ad78cf4ea8613c7e1790c5e3a2718a35fe32115f Mon Sep 17 00:00:00 2001
From: knu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 19 Jul 2013 02:22:11 +0000
Subject: Define Set#to_set so that aSet.to_set returns self.

* lib/set.rb (Set#to_set): Define Set#to_set so that aSet.to_set
  returns self. [Fixes GH-359]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42051 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/test_set.rb | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'test/test_set.rb')

diff --git a/test/test_set.rb b/test/test_set.rb
index 26950c3e30..cbf4eb0234 100644
--- a/test/test_set.rb
+++ b/test/test_set.rb
@@ -625,6 +625,9 @@ class TC_Enumerable < Test::Unit::TestCase
     assert_instance_of(Set, set)
     assert_equal([-10,-8,-6,-4,-2], set.sort)
 
+    assert_same set, set.to_set
+    assert_not_same set, set.to_set { |o| o }
+
     set = ary.to_set(SortedSet)
     assert_instance_of(SortedSet, set)
     assert_equal([1,2,3,4,5], set.to_a)
-- 
cgit v1.2.1