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# Redmine - project management software

# Copyright (C) 2006-2011  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

# as published by the Free Software Foundation; either version 2

# of the License, or (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

require File.expand_path('../../../../../test_helper', __FILE__)

require 'iconv'

class PdfTest < ActiveSupport::TestCase

  include Redmine::I18n

  def test_fix_text_encoding_nil

    set_language_if_valid 'ja'

    assert_equal 'CP932', l(:general_pdf_encoding)

    if RUBY_VERSION < '1.9'

      ic = Iconv.new(l(:general_pdf_encoding), 'UTF-8')

    end

    assert_equal '', Redmine::Export::PDF::RDMPdfEncoding::rdm_pdf_iconv(ic, nil)

  end

  def test_rdm_pdf_iconv_cannot_convert_ja_cp932

    set_language_if_valid 'ja'

    assert_equal 'CP932', l(:general_pdf_encoding)

    if RUBY_VERSION < '1.9'

      ic = Iconv.new(l(:general_pdf_encoding), 'UTF-8')

    end

    utf8_txt_1  = "\xe7\x8b\x80\xe6\x85\x8b"

    utf8_txt_2  = "\xe7\x8b\x80\xe6\x85\x8b\xe7\x8b\x80"

    utf8_txt_3  = "\xe7\x8b\x80\xe7\x8b\x80\xe6\x85\x8b\xe7\x8b\x80"

    if utf8_txt_1.respond_to?(:force_encoding)

      txt_1 = Redmine::Export::PDF::RDMPdfEncoding::rdm_pdf_iconv(ic, utf8_txt_1)

      txt_2 = Redmine::Export::PDF::RDMPdfEncoding::rdm_pdf_iconv(ic, utf8_txt_2)

      txt_3 = Redmine::Export::PDF::RDMPdfEncoding::rdm_pdf_iconv(ic, utf8_txt_3)

      assert_equal "?\x91\xd4", txt_1

      assert_equal "?\x91\xd4?", txt_2

      assert_equal "??\x91\xd4?", txt_3

      assert_equal "ASCII-8BIT", txt_1.encoding.to_s

      assert_equal "ASCII-8BIT", txt_2.encoding.to_s

      assert_equal "ASCII-8BIT", txt_3.encoding.to_s

    else

      assert_equal "???\x91\xd4",

                   Redmine::Export::PDF::RDMPdfEncoding::rdm_pdf_iconv(ic, utf8_txt_1)

      assert_equal "???\x91\xd4???",

                   Redmine::Export::PDF::RDMPdfEncoding::rdm_pdf_iconv(ic, utf8_txt_2)

      assert_equal "??????\x91\xd4???",

                   Redmine::Export::PDF::RDMPdfEncoding::rdm_pdf_iconv(ic, utf8_txt_3)

    end

  end

  def test_rdm_pdf_iconv_invalid_utf8_should_be_replaced_en

    set_language_if_valid 'en'

    assert_equal 'UTF-8', l(:general_pdf_encoding)

    str1 = "Texte encod\xe9 en ISO-8859-1"

    str2 = "\xe9a\xe9b\xe9c\xe9d\xe9e test"

    str1.force_encoding("UTF-8") if str1.respond_to?(:force_encoding)

    str2.force_encoding("ASCII-8BIT") if str2.respond_to?(:force_encoding)

    if RUBY_VERSION < '1.9'

      ic = Iconv.new(l(:general_pdf_encoding), 'UTF-8')

    end

    txt_1 = Redmine::Export::PDF::RDMPdfEncoding::rdm_pdf_iconv(ic, str1)

    txt_2 = Redmine::Export::PDF::RDMPdfEncoding::rdm_pdf_iconv(ic, str2)

    if txt_1.respond_to?(:force_encoding)

      assert_equal "ASCII-8BIT", txt_1.encoding.to_s

      assert_equal "ASCII-8BIT", txt_2.encoding.to_s

    end

    assert_equal "Texte encod? en ISO-8859-1", txt_1

    assert_equal "?a?b?c?d?e test", txt_2

  end

  def test_rdm_pdf_iconv_invalid_utf8_should_be_replaced_ja

    set_language_if_valid 'ja'

    assert_equal 'CP932', l(:general_pdf_encoding)

    str1 = "Texte encod\xe9 en ISO-8859-1"

    str2 = "\xe9a\xe9b\xe9c\xe9d\xe9e test"

    str1.force_encoding("UTF-8") if str1.respond_to?(:force_encoding)

    str2.force_encoding("ASCII-8BIT") if str2.respond_to?(:force_encoding)

    if RUBY_VERSION < '1.9'

      ic = Iconv.new(l(:general_pdf_encoding), 'UTF-8')

    end

    txt_1 = Redmine::Export::PDF::RDMPdfEncoding::rdm_pdf_iconv(ic, str1)

    txt_2 = Redmine::Export::PDF::RDMPdfEncoding::rdm_pdf_iconv(ic, str2)

    if txt_1.respond_to?(:force_encoding)

      assert_equal "ASCII-8BIT", txt_1.encoding.to_s

      assert_equal "ASCII-8BIT", txt_2.encoding.to_s

    end

    assert_equal "Texte encod? en ISO-8859-1", txt_1

    assert_equal "?a?b?c?d?e test", txt_2

  end

end