From db4ddbaa324e0c7813957dca0a9035f208e07b19 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Eloy=20Dur=C3=A1n?= <eloy.de.enige@gmail.com>
Date: Wed, 5 Mar 2014 17:45:40 +0100
Subject: [PATCH] Add failing test for `String#rindex` with multibyte chars.

Related to http://hipbyte.myjetbrains.com/youtrack/issue/RM-441
---
 test/test/spec/string_spec.rb | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/test/test/spec/string_spec.rb b/test/test/spec/string_spec.rb
index ac65e5fa..9c01834b 100644
--- a/test/test/spec/string_spec.rb
+++ b/test/test/spec/string_spec.rb
@@ -27,3 +27,18 @@ describe "String#<< with a codepoint" do
     s.should == "\x03\x03\x03"
   end
 end
+
+# TODO should be part of RubySpec
+describe "Strings with multibyte characters" do
+  it "finds the index of a character" do
+    "..€€……".index(".").should == 0
+    "..€€……".index("€").should == 2
+    "..€€……".index("…").should == 4
+  end
+
+  it "finds the most right-side index of a character" do
+    "..€€……".rindex(".").should == 1
+    "..€€……".rindex("€").should == 3
+    "..€€……".rindex("…").should == 5
+  end
+end