Simplify

Author: eregon

spec/ruby/core/io/shared/write.rb

@@ -149,8 +149,6 @@
     end
 
     result = File.binread(@transcode_filename)
-    expected = [104, 101, 108, 108, 111] # UTF-8 bytes for "hello", not transcoded to UTF-16BE
-
-    result.bytes.should == expected
+    result.bytes.should == utf8_str.bytes
   end
 end