Bug: can't modify frozen string.

dblock · Sep 1, 2011 · 164dcfb · 164dcfb · zdavatz · Sep 2, 2011
1 parent ced383f
commit 164dcfb
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diff --git a/lib/spreadsheet/encodings.rb b/lib/spreadsheet/encodings.rb
@@ -4,14 +4,17 @@ module Spreadsheet
   module Encodings
     if RUBY_VERSION >= '1.9'
       def client string, internal='UTF-16LE'
+        string = string.dup
         string.force_encoding internal
         string.encode Spreadsheet.client_encoding
       end
       def internal string, client=Spreadsheet.client_encoding
+        string = string.dup
         string.force_encoding client
         string.encode('UTF-16LE').force_encoding('ASCII-8BIT')
       end
       def utf8 string, client=Spreadsheet.client_encoding
+        string = string.dup
         string.force_encoding client
         string.encode('UTF-8')
       end

diff --git a/test/integration.rb b/test/integration.rb
@@ -1296,5 +1296,15 @@ def test_read_baltic
       end
     end
 =end
+    def test_write_frozen_string
+      Spreadsheet.client_encoding = 'UTF-16LE'
+      book = Spreadsheet::Workbook.new
+      path = File.join @var, 'test_write_workbook.xls'
+      sheet1 = book.create_worksheet
+      str1 = "Frozen String".freeze
+      sheet1[0,0] = str1
+      sheet1.row(0).push str1
+      book.write path
+    end
   end
 end