Use 8bit bytesize for length

rkh · May 15, 2011 · b839f8d · b839f8d
1 parent a639a9d
commit b839f8d
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/lib/otnetstring.rb b/lib/otnetstring.rb
@@ -24,7 +24,7 @@ def self.parse(io)
 
   def self.encode(obj, string_sep = ',')
     case obj
-    when String   then "#{obj.length}#{string_sep}#{obj}"
+    when String   then "#{obj.bytesize}#{string_sep}#{obj}"
     when Integer  then encode(obj.inspect, '#')
     when NilClass then "0~"
     when Array    then encode(obj.map { |e| encode(e) }.join, '[')

diff --git a/spec/otnetstring_spec.rb b/spec/otnetstring_spec.rb
@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 # Based on tnetstring-rb's spec/tnetstring_spec.rb
 #
 # Copyright (c) 2011 Matt Yoho
@@ -70,6 +71,10 @@
       OTNetstring.encode("hello world").should == "11,hello world"
     end
 
+    it "encodes a multibyte string" do
+      OTNetstring.encode("☃").should == "3,☃"
+    end
+
     context "boolean" do
       it "encodes true as 'true'" do
         OTNetstring.encode(true).should == "4!true"