From 14fb340f182d0e946bbcaa1095cd437ea11c8350 Mon Sep 17 00:00:00 2001
From: yui-knk <spiketeika@gmail.com>
Date: Fri, 4 Dec 2015 09:01:01 +0900
Subject: [PATCH] Add test cases for `$KCODE` and `$=` warning

---
 test/ruby/test_regexp.rb | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/test/ruby/test_regexp.rb b/test/ruby/test_regexp.rb
index a3fdd59..8e01c05 100644
--- a/test/ruby/test_regexp.rb
+++ b/test/ruby/test_regexp.rb
@@ -537,6 +537,16 @@ def test_KCODE
     assert_nothing_raised { $= = nil }
   end
 
+  def test_KCODE_warning
+    assert_warning(/variable \$KCODE is no longer effective; ignored/) { $KCODE = nil }
+    assert_warning(/variable \$KCODE is no longer effective/) { $KCODE = nil }
+  end
+
+  def test_ignorecase_warning
+    assert_warning(/variable \$= is no longer effective; ignored/) { $= = nil }
+    assert_warning(/variable \$= is no longer effective/) { $= }
+  end
+
   def test_match_setter
     /foo/ =~ "foo"
     m = $~
-- 
2.3.2 (Apple Git-55)