From 66ef9b9310f5ce7fa58e44185160d56ceebd410f Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 12 Nov 2015 03:50:22 +0000
Subject: [PATCH] add a test.

https://bugs.ruby-lang.org/issues/10984#note-13


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52544 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_hash.rb | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/test/ruby/test_hash.rb b/test/ruby/test_hash.rb
index cb59524bd0..77417ecbe0 100644
--- a/test/ruby/test_hash.rb
+++ b/test/ruby/test_hash.rb
@@ -1333,6 +1333,31 @@ class TestHash < Test::Unit::TestCase
     assert_not_operator(h2, :>, h2)
   end
 
+  def test_cmp_samekeys
+    h1 = {a:1}
+    h2 = {a:2}
+
+    assert_operator(h1, :<=, h1)
+    assert_not_operator(h1, :<=, h2)
+    assert_not_operator(h2, :<=, h1)
+    assert_operator(h2, :<=, h2)
+
+    assert_operator(h1, :>=, h1)
+    assert_not_operator(h1, :>=, h2)
+    assert_not_operator(h2, :>=, h1)
+    assert_operator(h2, :>=, h2)
+
+    assert_not_operator(h1, :<, h1)
+    assert_not_operator(h1, :<, h2)
+    assert_not_operator(h2, :<, h1)
+    assert_not_operator(h2, :<, h2)
+
+    assert_not_operator(h1, :>, h1)
+    assert_not_operator(h1, :>, h2)
+    assert_not_operator(h2, :>, h1)
+    assert_not_operator(h2, :>, h2)
+  end
+
   def test_to_proc
     h = {
       1 => 10,