From eb8f91866e0bd08a6eef9c9a2bc1318e06b4ee4d Mon Sep 17 00:00:00 2001
From: glass <glass@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 29 Jul 2013 12:39:21 +0000
Subject: * hash.c (rb_hash_assoc): performance improvement by replacing  
 compare function in RHASH(hash)->ntbl->type temporarily like r42224.   it
 falls back to rb_hash_foreach() if st_lookup() doesn't find the key.

* test/ruby/test_hash.rb: add a test for above.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42237 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_hash.rb | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'test/ruby/test_hash.rb')

diff --git a/test/ruby/test_hash.rb b/test/ruby/test_hash.rb
index 5694d2f01e..82eba0b352 100644
--- a/test/ruby/test_hash.rb
+++ b/test/ruby/test_hash.rb
@@ -879,6 +879,14 @@ class TestHash < Test::Unit::TestCase
     assert_equal([1.0,1], {1.0=>1}.assoc(1))
   end
 
+  def test_assoc_compare_by_identity
+    h = {}
+    h.compare_by_identity
+    h["a"] = 1
+    h["a"] = 2
+    assert_equal(["a",1], h.assoc("a"))
+  end
+
   def test_rassoc
     assert_equal([3,4], {1=>2, 3=>4, 5=>6}.rassoc(4))
     assert_nil({1=>2, 3=>4, 5=>6}.rassoc(3))
-- 
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