Remove invalid utf8 sequences from commit comments and author name (#4773).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3466 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/fixtures/encoding/iso-8859-1.txt

@@ -0,0 +1 @@
+Texte encodé en ISO-8859-1.

test/unit/changeset_test.rb

@@ -1,5 +1,7 @@
-# redMine - project management software
-# Copyright (C) 2006-2007  Jean-Philippe Lang
+# encoding: utf-8
+#
+# Redmine - project management software
+# Copyright (C) 2006-2010  Jean-Philippe Lang
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License
@@ -117,4 +119,18 @@ class ChangesetTest < ActiveSupport::TestCase
     changeset = Changeset.find_by_revision('10')
     assert_nil changeset.next
   end
+  
+  def test_comments_should_be_converted_to_utf8
+    with_settings :commit_logs_encoding => 'ISO-8859-1' do
+      c = Changeset.new
+      c.comments = File.read("#{RAILS_ROOT}/test/fixtures/encoding/iso-8859-1.txt")
+      assert_equal "Texte encodé en ISO-8859-1.", c.comments
+    end
+  end
+  
+  def test_invalid_utf8_sequences_in_comments_should_be_stripped
+    c = Changeset.new
+    c.comments = File.read("#{RAILS_ROOT}/test/fixtures/encoding/iso-8859-1.txt")
+    assert_equal "Texte encod en ISO-8859-1.", c.comments
+  end
 end