jro_apps/redmine Commit - r9894:28cdc8adfc5d

Don't turn #nnn with leading zeros into link (#11494)....

Jean-Philippe Lang -

r9894:28cdc8adfc5d

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app/helpers/application_helper.rb +1 -1

              # encoding: utf-8
              #
              # Redmine - project management software
              # Copyright (C) 2006-2012  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 'forwardable'
              require 'cgi'
              module ApplicationHelper
                include Redmine::WikiFormatting::Macros::Definitions
                include Redmine::I18n
                include GravatarHelper::PublicMethods
                extend Forwardable
                def_delegators :wiki_helper, :wikitoolbar_for, :heads_for_wiki_formatter
                # Return true if user is authorized for controller/action, otherwise false
                def authorize_for(controller, action)
                  User.current.allowed_to?({:controller => controller, :action => action}, @project)
                end
                # Display a link if user is authorized
                #
                # @param [String] name Anchor text (passed to link_to)
                # @param [Hash] options Hash params. This will checked by authorize_for to see if the user is authorized
                # @param [optional, Hash] html_options Options passed to link_to
                # @param [optional, Hash] parameters_for_method_reference Extra parameters for link_to
                def link_to_if_authorized(name, options = {}, html_options = nil, *parameters_for_method_reference)
                  link_to(name, options, html_options, *parameters_for_method_reference) if authorize_for(options[:controller] || params[:controller], options[:action])
                end
                # Displays a link to user's account page if active
                def link_to_user(user, options={})
                  if user.is_a?(User)
                    name = h(user.name(options[:format]))
                    if user.active?
                      link_to name, :controller => 'users', :action => 'show', :id => user
                    else
                      name
                    end
                  else
                    h(user.to_s)
                  end
                end
                # Displays a link to +issue+ with its subject.
                # Examples:
                #
                #   link_to_issue(issue)                        # => Defect #6: This is the subject
                #   link_to_issue(issue, :truncate => 6)        # => Defect #6: This i...
                #   link_to_issue(issue, :subject => false)     # => Defect #6
                #   link_to_issue(issue, :project => true)      # => Foo - Defect #6
                #
                def link_to_issue(issue, options={})
                  title = nil
                  subject = nil
                  if options[:subject] == false
                    title = truncate(issue.subject, :length => 60)
                  else
                    subject = issue.subject
                    if options[:truncate]
                      subject = truncate(subject, :length => options[:truncate])
                    end
                  end
                  s = link_to "#{h(issue.tracker)} ##{issue.id}", {:controller => "issues", :action => "show", :id => issue},
                                                               :class => issue.css_classes,
                                                               :title => title
                  s << h(": #{subject}") if subject
                  s = h("#{issue.project} - ") + s if options[:project]
                  s
                end
                # Generates a link to an attachment.
                # Options:
                # * :text - Link text (default to attachment filename)
                # * :download - Force download (default: false)
                def link_to_attachment(attachment, options={})
                  text = options.delete(:text) || attachment.filename
                  action = options.delete(:download) ? 'download' : 'show'
                  opt_only_path = {}
                  opt_only_path[:only_path] = (options[:only_path] == false ? false : true)
                  options.delete(:only_path)
                  link_to(h(text),
                         {:controller => 'attachments', :action => action,
                          :id => attachment, :filename => attachment.filename}.merge(opt_only_path),
                         options)
                end
                # Generates a link to a SCM revision
                # Options:
                # * :text - Link text (default to the formatted revision)
                def link_to_revision(revision, repository, options={})
                  if repository.is_a?(Project)
                    repository = repository.repository
                  end
                  text = options.delete(:text) || format_revision(revision)
                  rev = revision.respond_to?(:identifier) ? revision.identifier : revision
                  link_to(
                      h(text),
                      {:controller => 'repositories', :action => 'revision', :id => repository.project, :repository_id => repository.identifier_param, :rev => rev},
                      :title => l(:label_revision_id, format_revision(revision))
                    )
                end
                # Generates a link to a message
                def link_to_message(message, options={}, html_options = nil)
                  link_to(
                    h(truncate(message.subject, :length => 60)),
                    { :controller => 'messages', :action => 'show',
                      :board_id => message.board_id,
                      :id => (message.parent_id || message.id),
                      :r => (message.parent_id && message.id),
                      :anchor => (message.parent_id ? "message-#{message.id}" : nil)
                    }.merge(options),
                    html_options
                  )
                end
                # Generates a link to a project if active
                # Examples:
                #
                #   link_to_project(project)                          # => link to the specified project overview
                #   link_to_project(project, :action=>'settings')     # => link to project settings
                #   link_to_project(project, {:only_path => false}, :class => "project") # => 3rd arg adds html options
                #   link_to_project(project, {}, :class => "project") # => html options with default url (project overview)
                #
                def link_to_project(project, options={}, html_options = nil)
                  if project.archived?
                    h(project)
                  else
                    url = {:controller => 'projects', :action => 'show', :id => project}.merge(options)
                    link_to(h(project), url, html_options)
                  end
                end
                def thumbnail_tag(attachment)
                  link_to image_tag(url_for(:controller => 'attachments', :action => 'thumbnail', :id => attachment)),
                    {:controller => 'attachments', :action => 'show', :id => attachment, :filename => attachment.filename},
                    :title => attachment.filename
                end
                def toggle_link(name, id, options={})
                  onclick = "$('##{id}').toggle(); "
                  onclick << (options[:focus] ? "$('##{options[:focus]}').focus(); " : "this.blur(); ")
                  onclick << "return false;"
                  link_to(name, "#", :onclick => onclick)
                end
                def image_to_function(name, function, html_options = {})
                  html_options.symbolize_keys!
                  tag(:input, html_options.merge({
                      :type => "image", :src => image_path(name),
                      :onclick => (html_options[:onclick] ? "#{html_options[:onclick]}; " : "") + "#{function};"
                      }))
                end
                def format_activity_title(text)
                  h(truncate_single_line(text, :length => 100))
                end
                def format_activity_day(date)
                  date == User.current.today ? l(:label_today).titleize : format_date(date)
                end
                def format_activity_description(text)
                  h(truncate(text.to_s, :length => 120).gsub(%r{[\r\n]*<(pre|code)>.*$}m, '...')
                     ).gsub(/[\r\n]+/, "<br />").html_safe
                end
                def format_version_name(version)
                  if version.project == @project
                  	h(version)
                  else
                    h("#{version.project} - #{version}")
                  end
                end
                def due_date_distance_in_words(date)
                  if date
                    l((date < Date.today ? :label_roadmap_overdue : :label_roadmap_due_in), distance_of_date_in_words(Date.today, date))
                  end
                end
                def render_page_hierarchy(pages, node=nil, options={})
                  content = ''
                  if pages[node]
                    content << "<ul class=\"pages-hierarchy\">\n"
                    pages[node].each do |page|
                      content << "<li>"
                      content << link_to(h(page.pretty_title), {:controller => 'wiki', :action => 'show', :project_id => page.project, :id => page.title},
                                         :title => (options[:timestamp] && page.updated_on ? l(:label_updated_time, distance_of_time_in_words(Time.now, page.updated_on)) : nil))
                      content << "\n" + render_page_hierarchy(pages, page.id, options) if pages[page.id]
                      content << "</li>\n"
                    end
                    content << "</ul>\n"
                  end
                  content.html_safe
                end
                # Renders flash messages
                def render_flash_messages
                  s = ''
                  flash.each do |k,v|
                    s << content_tag('div', v.html_safe, :class => "flash #{k}", :id => "flash_#{k}")
                  end
                  s.html_safe
                end
                # Renders tabs and their content
                def render_tabs(tabs)
                  if tabs.any?
                    render :partial => 'common/tabs', :locals => {:tabs => tabs}
                  else
                    content_tag 'p', l(:label_no_data), :class => "nodata"
                  end
                end
                # Renders the project quick-jump box
                def render_project_jump_box
                  return unless User.current.logged?
                  projects = User.current.memberships.collect(&:project).compact.select(&:active?).uniq
                  if projects.any?
                    options =
                      ("<option value=''>#{ l(:label_jump_to_a_project) }</option>" +
                       '<option value="" disabled="disabled">---</option>').html_safe
                    options << project_tree_options_for_select(projects, :selected => @project) do |p|
                      { :value => project_path(:id => p, :jump => current_menu_item) }
                    end
                    select_tag('project_quick_jump_box', options, :onchange => 'if (this.value != \'\') { window.location = this.value; }')
                  end
                end
                def project_tree_options_for_select(projects, options = {})
                  s = ''
                  project_tree(projects) do |project, level|
                    name_prefix = (level > 0 ? '&nbsp;' * 2 * level + '&#187; ' : '').html_safe
                    tag_options = {:value => project.id}
                    if project == options[:selected] || (options[:selected].respond_to?(:include?) && options[:selected].include?(project))
                      tag_options[:selected] = 'selected'
                    else
                      tag_options[:selected] = nil
                    end
                    tag_options.merge!(yield(project)) if block_given?
                    s << content_tag('option', name_prefix + h(project), tag_options)
                  end
                  s.html_safe
                end
                # Yields the given block for each project with its level in the tree
                #
                # Wrapper for Project#project_tree
                def project_tree(projects, &block)
                  Project.project_tree(projects, &block)
                end
                def project_nested_ul(projects, &block)
                  s = ''
                  if projects.any?
                    ancestors = []
                    projects.sort_by(&:lft).each do |project|
                      if (ancestors.empty? || project.is_descendant_of?(ancestors.last))
                        s << "<ul>\n"
                      else
                        ancestors.pop
                        s << "</li>"
                        while (ancestors.any? && !project.is_descendant_of?(ancestors.last))
                          ancestors.pop
                          s << "</ul></li>\n"
                        end
                      end
                      s << "<li>"
                      s << yield(project).to_s
                      ancestors << project
                    end
                    s << ("</li></ul>\n" * ancestors.size)
                  end
                  s.html_safe
                end
                def principals_check_box_tags(name, principals)
                  s = ''
                  principals.sort.each do |principal|
                    s << "<label>#{ check_box_tag name, principal.id, false } #{h principal}</label>\n"
                  end
                  s.html_safe
                end
                # Returns a string for users/groups option tags
                def principals_options_for_select(collection, selected=nil)
                  s = ''
                  if collection.include?(User.current)
                    s << content_tag('option', "<< #{l(:label_me)} >>".html_safe, :value => User.current.id)
                  end
                  groups = ''
                  collection.sort.each do |element|
                    selected_attribute = ' selected="selected"' if option_value_selected?(element, selected)
                    (element.is_a?(Group) ? groups : s) << %(<option value="#{element.id}"#{selected_attribute}>#{h element.name}</option>)
                  end
                  unless groups.empty?
                    s << %(<optgroup label="#{h(l(:label_group_plural))}">#{groups}</optgroup>)
                  end
                  s.html_safe
                end
                # Truncates and returns the string as a single line
                def truncate_single_line(string, *args)
                  truncate(string.to_s, *args).gsub(%r{[\r\n]+}m, ' ')
                end
                # Truncates at line break after 250 characters or options[:length]
                def truncate_lines(string, options={})
                  length = options[:length] || 250
                  if string.to_s =~ /\A(.{#{length}}.*?)$/m
                    "#{$1}..."
                  else
                    string
                  end
                end
                def anchor(text)
                  text.to_s.gsub(' ', '_')
                end
                def html_hours(text)
                  text.gsub(%r{(\d+)\.(\d+)}, '<span class="hours hours-int">\1</span><span class="hours hours-dec">.\2</span>').html_safe
                end
                def authoring(created, author, options={})
                  l(options[:label] || :label_added_time_by, :author => link_to_user(author), :age => time_tag(created)).html_safe
                end
                def time_tag(time)
                  text = distance_of_time_in_words(Time.now, time)
                  if @project
                    link_to(text, {:controller => 'activities', :action => 'index', :id => @project, :from => User.current.time_to_date(time)}, :title => format_time(time))
                  else
                    content_tag('acronym', text, :title => format_time(time))
                  end
                end
                def syntax_highlight_lines(name, content)
                  lines = []
                  syntax_highlight(name, content).each_line { |line| lines << line }
                  lines
                end
                def syntax_highlight(name, content)
                  Redmine::SyntaxHighlighting.highlight_by_filename(content, name)
                end
                def to_path_param(path)
                  str = path.to_s.split(%r{[/\\]}).select{|p| !p.blank?}.join("/")
                  str.blank? ? nil : str
                end
                def pagination_links_full(paginator, count=nil, options={})
                  page_param = options.delete(:page_param) || :page
                  per_page_links = options.delete(:per_page_links)
                  url_param = params.dup
                  html = ''
                  if paginator.current.previous
                    # \xc2\xab(utf-8) = &#171;
                    html << link_to_content_update(
                                 "\xc2\xab " + l(:label_previous),
                                 url_param.merge(page_param => paginator.current.previous)) + ' '
                  end
                  html << (pagination_links_each(paginator, options) do |n|
                    link_to_content_update(n.to_s, url_param.merge(page_param => n))
                  end || '')
                  if paginator.current.next
                    # \xc2\xbb(utf-8) = &#187;
                    html << ' ' + link_to_content_update(
                                    (l(:label_next) + " \xc2\xbb"),
                                    url_param.merge(page_param => paginator.current.next))
                  end
                  unless count.nil?
                    html << " (#{paginator.current.first_item}-#{paginator.current.last_item}/#{count})"
                    if per_page_links != false && links = per_page_links(paginator.items_per_page, count)
              	      html << " | #{links}"
                    end
                  end
                  html.html_safe
                end
                def per_page_links(selected=nil, item_count=nil)
                  values = Setting.per_page_options_array
                  if item_count && values.any?
                    if item_count > values.first
                      max = values.detect {|value| value >= item_count} || item_count
                    else
                      max = item_count
                    end
                    values = values.select {|value| value <= max || value == selected}
                  end
                  if values.empty? || (values.size == 1 && values.first == selected)
                    return nil
                  end
                  links = values.collect do |n|
                    n == selected ? n : link_to_content_update(n, params.merge(:per_page => n))
                  end
                  l(:label_display_per_page, links.join(', '))
                end
                def reorder_links(name, url, method = :post)
                  link_to(image_tag('2uparrow.png', :alt => l(:label_sort_highest)),
                          url.merge({"#{name}[move_to]" => 'highest'}),
                          :method => method, :title => l(:label_sort_highest)) +
                  link_to(image_tag('1uparrow.png',   :alt => l(:label_sort_higher)),
                          url.merge({"#{name}[move_to]" => 'higher'}),
                         :method => method, :title => l(:label_sort_higher)) +
                  link_to(image_tag('1downarrow.png', :alt => l(:label_sort_lower)),
                          url.merge({"#{name}[move_to]" => 'lower'}),
                          :method => method, :title => l(:label_sort_lower)) +
                  link_to(image_tag('2downarrow.png', :alt => l(:label_sort_lowest)),
                          url.merge({"#{name}[move_to]" => 'lowest'}),
                         :method => method, :title => l(:label_sort_lowest))
                end
                def breadcrumb(*args)
                  elements = args.flatten
                  elements.any? ? content_tag('p', (args.join(" \xc2\xbb ") + " \xc2\xbb ").html_safe, :class => 'breadcrumb') : nil
                end
                def other_formats_links(&block)
                  concat('<p class="other-formats">'.html_safe + l(:label_export_to))
                  yield Redmine::Views::OtherFormatsBuilder.new(self)
                  concat('</p>'.html_safe)
                end
                def page_header_title
                  if @project.nil? || @project.new_record?
                    h(Setting.app_title)
                  else
                    b = []
                    ancestors = (@project.root? ? [] : @project.ancestors.visible.all)
                    if ancestors.any?
                      root = ancestors.shift
                      b << link_to_project(root, {:jump => current_menu_item}, :class => 'root')
                      if ancestors.size > 2
                        b << "\xe2\x80\xa6"
                        ancestors = ancestors[-2, 2]
                      end
                      b += ancestors.collect {|p| link_to_project(p, {:jump => current_menu_item}, :class => 'ancestor') }
                    end
                    b << h(@project)
                    b.join(" \xc2\xbb ").html_safe
                  end
                end
                def html_title(*args)
                  if args.empty?
                    title = @html_title || []
                    title << @project.name if @project
                    title << Setting.app_title unless Setting.app_title == title.last
                    title.select {|t| !t.blank? }.join(' - ')
                  else
                    @html_title ||= []
                    @html_title += args
                  end
                end
                # Returns the theme, controller name, and action as css classes for the
                # HTML body.
                def body_css_classes
                  css = []
                  if theme = Redmine::Themes.theme(Setting.ui_theme)
                    css << 'theme-' + theme.name
                  end
                  css << 'controller-' + controller_name
                  css << 'action-' + action_name
                  css.join(' ')
                end
                def accesskey(s)
                  Redmine::AccessKeys.key_for s
                end
                # Formats text according to system settings.
                # 2 ways to call this method:
                # * with a String: textilizable(text, options)
                # * with an object and one of its attribute: textilizable(issue, :description, options)
                def textilizable(*args)
                  options = args.last.is_a?(Hash) ? args.pop : {}
                  case args.size
                  when 1
                    obj = options[:object]
                    text = args.shift
                  when 2
                    obj = args.shift
                    attr = args.shift
                    text = obj.send(attr).to_s
                  else
                    raise ArgumentError, 'invalid arguments to textilizable'
                  end
                  return '' if text.blank?
                  project = options[:project] || @project || (obj && obj.respond_to?(:project) ? obj.project : nil)
                  only_path = options.delete(:only_path) == false ? false : true
                  text = Redmine::WikiFormatting.to_html(Setting.text_formatting, text, :object => obj, :attribute => attr)
                  @parsed_headings = []
                  @heading_anchors = {}
                  @current_section = 0 if options[:edit_section_links]
                  parse_sections(text, project, obj, attr, only_path, options)
                  text = parse_non_pre_blocks(text) do |text|
                    [:parse_inline_attachments, :parse_wiki_links, :parse_redmine_links, :parse_macros].each do |method_name|
                      send method_name, text, project, obj, attr, only_path, options
                    end
                  end
                  parse_headings(text, project, obj, attr, only_path, options)
                  if @parsed_headings.any?
                    replace_toc(text, @parsed_headings)
                  end
                  text.html_safe
                end
                def parse_non_pre_blocks(text)
                  s = StringScanner.new(text)
                  tags = []
                  parsed = ''
                  while !s.eos?
                    s.scan(/(.*?)(<(\/)?(pre|code)(.*?)>|\z)/im)
                    text, full_tag, closing, tag = s[1], s[2], s[3], s[4]
                    if tags.empty?
                      yield text
                    end
                    parsed << text
                    if tag
                      if closing
                        if tags.last == tag.downcase
                          tags.pop
                        end
                      else
                        tags << tag.downcase
                      end
                      parsed << full_tag
                    end
                  end
                  # Close any non closing tags
                  while tag = tags.pop
                    parsed << "</#{tag}>"
                  end
                  parsed
                end
                def parse_inline_attachments(text, project, obj, attr, only_path, options)
                  # when using an image link, try to use an attachment, if possible
                  if options[:attachments] || (obj && obj.respond_to?(:attachments))
                    attachments = options[:attachments] || obj.attachments
                    text.gsub!(/src="([^\/"]+\.(bmp|gif|jpg|jpe|jpeg|png))"(\s+alt="([^"]*)")?/i) do |m|
                      filename, ext, alt, alttext = $1.downcase, $2, $3, $4
                      # search for the picture in attachments
                      if found = Attachment.latest_attach(attachments, filename)
                        image_url = url_for :only_path => only_path, :controller => 'attachments',
                                            :action => 'download', :id => found
                        desc = found.description.to_s.gsub('"', '')
                        if !desc.blank? && alttext.blank?
                          alt = " title=\"#{desc}\" alt=\"#{desc}\""
                        end
                        "src=\"#{image_url}\"#{alt}"
                      else
                        m
                      end
                    end
                  end
                end
                # Wiki links
                #
                # Examples:
                #   [[mypage]]
                #   [[mypage|mytext]]
                # wiki links can refer other project wikis, using project name or identifier:
                #   [[project:]] -> wiki starting page
                #   [[project:|mytext]]
                #   [[project:mypage]]
                #   [[project:mypage|mytext]]
                def parse_wiki_links(text, project, obj, attr, only_path, options)
                  text.gsub!(/(!)?(\[\[([^\]\n\|]+)(\|([^\]\n\|]+))?\]\])/) do |m|
                    link_project = project
                    esc, all, page, title = $1, $2, $3, $5
                    if esc.nil?
                      if page =~ /^([^\:]+)\:(.*)$/
                        link_project = Project.find_by_identifier($1) || Project.find_by_name($1)
                        page = $2
                        title ||= $1 if page.blank?
                      end
                      if link_project && link_project.wiki
                        # extract anchor
                        anchor = nil
                        if page =~ /^(.+?)\#(.+)$/
                          page, anchor = $1, $2
                        end
                        anchor = sanitize_anchor_name(anchor) if anchor.present?
                        # check if page exists
                        wiki_page = link_project.wiki.find_page(page)
                        url = if anchor.present? && wiki_page.present? && (obj.is_a?(WikiContent) || obj.is_a?(WikiContent::Version)) && obj.page == wiki_page
                          "##{anchor}"
                        else
                          case options[:wiki_links]
                          when :local; "#{page.present? ? Wiki.titleize(page) : ''}.html" + (anchor.present? ? "##{anchor}" : '')
                          when :anchor; "##{page.present? ? Wiki.titleize(page) : title}" + (anchor.present? ? "_#{anchor}" : '') # used for single-file wiki export
                          else
                            wiki_page_id = page.present? ? Wiki.titleize(page) : nil
                            parent = wiki_page.nil? && obj.is_a?(WikiContent) && obj.page && project == link_project ? obj.page.title : nil
                            url_for(:only_path => only_path, :controller => 'wiki', :action => 'show', :project_id => link_project,
                             :id => wiki_page_id, :anchor => anchor, :parent => parent)
                          end
                        end
                        link_to(title.present? ? title.html_safe : h(page), url, :class => ('wiki-page' + (wiki_page ? '' : ' new')))
                      else
                        # project or wiki doesn't exist
                        all
                      end
                    else
                      all
                    end
                  end
                end
                # Redmine links
                #
                # Examples:
                #   Issues:
                #     #52 -> Link to issue #52
                #   Changesets:
                #     r52 -> Link to revision 52
                #     commit:a85130f -> Link to scmid starting with a85130f
                #   Documents:
                #     document#17 -> Link to document with id 17
                #     document:Greetings -> Link to the document with title "Greetings"
                #     document:"Some document" -> Link to the document with title "Some document"
                #   Versions:
                #     version#3 -> Link to version with id 3
                #     version:1.0.0 -> Link to version named "1.0.0"
                #     version:"1.0 beta 2" -> Link to version named "1.0 beta 2"
                #   Attachments:
                #     attachment:file.zip -> Link to the attachment of the current object named file.zip
                #   Source files:
                #     source:some/file -> Link to the file located at /some/file in the project's repository
                #     source:some/file@52 -> Link to the file's revision 52
                #     source:some/file#L120 -> Link to line 120 of the file
                #     source:some/file@52#L120 -> Link to line 120 of the file's revision 52
                #     export:some/file -> Force the download of the file
                #   Forum messages:
                #     message#1218 -> Link to message with id 1218
                #
                #   Links can refer other objects from other projects, using project identifier:
                #     identifier:r52
                #     identifier:document:"Some document"
                #     identifier:version:1.0.0
                #     identifier:source:some/file
                def parse_redmine_links(text, project, obj, attr, only_path, options)
                  text.gsub!(%r{([\s\(,\-\[\>]|^)(!)?(([a-z0-9\-_]+):)?(attachment|document|version|forum|news|message|project|commit|source|export)?(((#)|((([a-z0-9\-]+)\|)?(r)))((\d+)((#note)?-(\d+))?)|(:)([^"\s<>][^\s<>]*?|"[^"]+?"))(?=(?=[[:punct:]][^A-Za-z0-9_/])|,|\s|\]|<|$)}) do |m|
                    leading, esc, project_prefix, project_identifier, prefix, repo_prefix, repo_identifier, sep, identifier, comment_suffix, comment_id = $1, $2, $3, $4, $5, $10, $11, $8 || $12 || $18, $14 || $19, $15, $17
                    link = nil
                    if project_identifier
                      project = Project.visible.find_by_identifier(project_identifier)
                    end
                    if esc.nil?
                      if prefix.nil? && sep == 'r'
                        if project
                          repository = nil
                          if repo_identifier
                            repository = project.repositories.detect {|repo| repo.identifier == repo_identifier}
                          else
                            repository = project.repository
                          end
                          # project.changesets.visible raises an SQL error because of a double join on repositories
                          if repository && (changeset = Changeset.visible.find_by_repository_id_and_revision(repository.id, identifier))
                            link = link_to(h("#{project_prefix}#{repo_prefix}r#{identifier}"), {:only_path => only_path, :controller => 'repositories', :action => 'revision', :id => project, :repository_id => repository.identifier_param, :rev => changeset.revision},
                                                      :class => 'changeset',
                                                      :title => truncate_single_line(changeset.comments, :length => 100))
                          end
                        end
                      elsif sep == '#'
                        oid = identifier.to_i
                        case prefix
                        when nil
-                         if issue = Issue.visible.find_by_id(oid, :include => :status)
+                         if oid.to_s == identifier && issue = Issue.visible.find_by_id(oid, :include => :status)
                            anchor = comment_id ? "note-#{comment_id}" : nil
                            link = link_to("##{oid}", {:only_path => only_path, :controller => 'issues', :action => 'show', :id => oid, :anchor => anchor},
                                                      :class => issue.css_classes,
                                                      :title => "#{truncate(issue.subject, :length => 100)} (#{issue.status.name})")
                          end
                        when 'document'
                          if document = Document.visible.find_by_id(oid)
                            link = link_to h(document.title), {:only_path => only_path, :controller => 'documents', :action => 'show', :id => document},
                                                              :class => 'document'
                          end
                        when 'version'
                          if version = Version.visible.find_by_id(oid)
                            link = link_to h(version.name), {:only_path => only_path, :controller => 'versions', :action => 'show', :id => version},
                                                            :class => 'version'
                          end
                        when 'message'
                          if message = Message.visible.find_by_id(oid, :include => :parent)
                            link = link_to_message(message, {:only_path => only_path}, :class => 'message')
                          end
                        when 'forum'
                          if board = Board.visible.find_by_id(oid)
                            link = link_to h(board.name), {:only_path => only_path, :controller => 'boards', :action => 'show', :id => board, :project_id => board.project},
                                                           :class => 'board'
                          end
                        when 'news'
                          if news = News.visible.find_by_id(oid)
                            link = link_to h(news.title), {:only_path => only_path, :controller => 'news', :action => 'show', :id => news},
                                                          :class => 'news'
                          end
                        when 'project'
                          if p = Project.visible.find_by_id(oid)
                            link = link_to_project(p, {:only_path => only_path}, :class => 'project')
                          end
                        end
                      elsif sep == ':'
                        # removes the double quotes if any
                        name = identifier.gsub(%r{^"(.*)"$}, "\\1")
                        case prefix
                        when 'document'
                          if project && document = project.documents.visible.find_by_title(name)
                            link = link_to h(document.title), {:only_path => only_path, :controller => 'documents', :action => 'show', :id => document},
                                                              :class => 'document'
                          end
                        when 'version'
                          if project && version = project.versions.visible.find_by_name(name)
                            link = link_to h(version.name), {:only_path => only_path, :controller => 'versions', :action => 'show', :id => version},
                                                            :class => 'version'
                          end
                        when 'forum'
                          if project && board = project.boards.visible.find_by_name(name)
                            link = link_to h(board.name), {:only_path => only_path, :controller => 'boards', :action => 'show', :id => board, :project_id => board.project},
                                                           :class => 'board'
                          end
                        when 'news'
                          if project && news = project.news.visible.find_by_title(name)
                            link = link_to h(news.title), {:only_path => only_path, :controller => 'news', :action => 'show', :id => news},
                                                          :class => 'news'
                          end
                        when 'commit', 'source', 'export'
                          if project
                            repository = nil
                            if name =~ %r{^(([a-z0-9\-]+)\|)(.+)$}
                              repo_prefix, repo_identifier, name = $1, $2, $3
                              repository = project.repositories.detect {|repo| repo.identifier == repo_identifier}
                            else
                              repository = project.repository
                            end
                            if prefix == 'commit'
                              if repository && (changeset = Changeset.visible.find(:first, :conditions => ["repository_id = ? AND scmid LIKE ?", repository.id, "#{name}%"]))
                                link = link_to h("#{project_prefix}#{repo_prefix}#{name}"), {:only_path => only_path, :controller => 'repositories', :action => 'revision', :id => project, :repository_id => repository.identifier_param, :rev => changeset.identifier},
                                                             :class => 'changeset',
                                                             :title => truncate_single_line(h(changeset.comments), :length => 100)
                              end
                            else
                              if repository && User.current.allowed_to?(:browse_repository, project)
                                name =~ %r{^[/\\]*(.*?)(@([0-9a-f]+))?(#(L\d+))?$}
                                path, rev, anchor = $1, $3, $5
                                link = link_to h("#{project_prefix}#{prefix}:#{repo_prefix}#{name}"), {:controller => 'repositories', :action => 'entry', :id => project, :repository_id => repository.identifier_param,
                                                                        :path => to_path_param(path),
                                                                        :rev => rev,
                                                                        :anchor => anchor,
                                                                        :format => (prefix == 'export' ? 'raw' : nil)},
                                                                       :class => (prefix == 'export' ? 'source download' : 'source')
                              end
                            end
                            repo_prefix = nil
                          end
                        when 'attachment'
                          attachments = options[:attachments] || (obj && obj.respond_to?(:attachments) ? obj.attachments : nil)
                          if attachments && attachment = attachments.detect {|a| a.filename == name }
                            link = link_to h(attachment.filename), {:only_path => only_path, :controller => 'attachments', :action => 'download', :id => attachment},
                                                                   :class => 'attachment'
                          end
                        when 'project'
                          if p = Project.visible.find(:first, :conditions => ["identifier = :s OR LOWER(name) = :s", {:s => name.downcase}])
                            link = link_to_project(p, {:only_path => only_path}, :class => 'project')
                          end
                        end
                      end
                    end
                    (leading + (link || "#{project_prefix}#{prefix}#{repo_prefix}#{sep}#{identifier}#{comment_suffix}"))
                  end
                end
                HEADING_RE = /(<h(1|2|3|4)( [^>]+)?>(.+?)<\/h(1|2|3|4)>)/i unless const_defined?(:HEADING_RE)
                def parse_sections(text, project, obj, attr, only_path, options)
                  return unless options[:edit_section_links]
                  text.gsub!(HEADING_RE) do
                    heading = $1
                    @current_section += 1
                    if @current_section > 1
                      content_tag('div',
                        link_to(image_tag('edit.png'), options[:edit_section_links].merge(:section => @current_section)),
                        :class => 'contextual',
                        :title => l(:button_edit_section)) + heading.html_safe
                    else
                      heading
                    end
                  end
                end
                # Headings and TOC
                # Adds ids and links to headings unless options[:headings] is set to false
                def parse_headings(text, project, obj, attr, only_path, options)
                  return if options[:headings] == false
                  text.gsub!(HEADING_RE) do
                    level, attrs, content = $2.to_i, $3, $4
                    item = strip_tags(content).strip
                    anchor = sanitize_anchor_name(item)
                    # used for single-file wiki export
                    anchor = "#{obj.page.title}_#{anchor}" if options[:wiki_links] == :anchor && (obj.is_a?(WikiContent) || obj.is_a?(WikiContent::Version))
                    @heading_anchors[anchor] ||= 0
                    idx = (@heading_anchors[anchor] += 1)
                    if idx > 1
                      anchor = "#{anchor}-#{idx}"
                    end
                    @parsed_headings << [level, anchor, item]
                    "<a name=\"#{anchor}\"></a>\n<h#{level} #{attrs}>#{content}<a href=\"##{anchor}\" class=\"wiki-anchor\">&para;</a></h#{level}>"
                  end
                end
                MACROS_RE = /
                              (!)?                        # escaping
                              (
                              \{\{                        # opening tag
                              ([\w]+)                     # macro name
                              (\(([^\}]*)\))?             # optional arguments
                              \}\}                        # closing tag
                              )
                            /x unless const_defined?(:MACROS_RE)
                # Macros substitution
                def parse_macros(text, project, obj, attr, only_path, options)
                  text.gsub!(MACROS_RE) do
                    esc, all, macro = $1, $2, $3.downcase
                    args = ($5 || '').split(',').each(&:strip)
                    if esc.nil?
                      begin
                        exec_macro(macro, obj, args)
                      rescue => e
                        "<div class=\"flash error\">Error executing the <strong>#{macro}</strong> macro (#{e})</div>"
                      end || all
                    else
                      all
                    end
                  end
                end
                TOC_RE = /<p>\{\{([<>]?)toc\}\}<\/p>/i unless const_defined?(:TOC_RE)
                # Renders the TOC with given headings
                def replace_toc(text, headings)
                  text.gsub!(TOC_RE) do
                    if headings.empty?
                      ''
                    else
                      div_class = 'toc'
                      div_class << ' right' if $1 == '>'
                      div_class << ' left' if $1 == '<'
                      out = "<ul class=\"#{div_class}\"><li>"
                      root = headings.map(&:first).min
                      current = root
                      started = false
                      headings.each do |level, anchor, item|
                        if level > current
                          out << '<ul><li>' * (level - current)
                        elsif level < current
                          out << "</li></ul>\n" * (current - level) + "</li><li>"
                        elsif started
                          out << '</li><li>'
                        end
                        out << "<a href=\"##{anchor}\">#{item}</a>"
                        current = level
                        started = true
                      end
                      out << '</li></ul>' * (current - root)
                      out << '</li></ul>'
                    end
                  end
                end
                # Same as Rails' simple_format helper without using paragraphs
                def simple_format_without_paragraph(text)
                  text.to_s.
                    gsub(/\r\n?/, "\n").                    # \r\n and \r -> \n
                    gsub(/\n\n+/, "<br /><br />").          # 2+ newline  -> 2 br
                    gsub(/([^\n]\n)(?=[^\n])/, '\1<br />'). # 1 newline   -> br
                    html_safe
                end
                def lang_options_for_select(blank=true)
                  (blank ? [["(auto)", ""]] : []) +
                    valid_languages.collect{|lang| [ ll(lang.to_s, :general_lang_name), lang.to_s]}.sort{|x,y| x.last <=> y.last }
                end
                def label_tag_for(name, option_tags = nil, options = {})
                  label_text = l(("field_"+field.to_s.gsub(/\_id$/, "")).to_sym) + (options.delete(:required) ? @template.content_tag("span", " *", :class => "required"): "")
                  content_tag("label", label_text)
                end
                def labelled_form_for(*args, &proc)
                  args << {} unless args.last.is_a?(Hash)
                  options = args.last
                  if args.first.is_a?(Symbol)
                    options.merge!(:as => args.shift)
                  end
                  options.merge!({:builder => Redmine::Views::LabelledFormBuilder})
                  form_for(*args, &proc)
                end
                def labelled_fields_for(*args, &proc)
                  args << {} unless args.last.is_a?(Hash)
                  options = args.last
                  options.merge!({:builder => Redmine::Views::LabelledFormBuilder})
                  fields_for(*args, &proc)
                end
                def labelled_remote_form_for(*args, &proc)
                  ActiveSupport::Deprecation.warn "ApplicationHelper#labelled_remote_form_for is deprecated and will be removed in Redmine 2.2."
                  args << {} unless args.last.is_a?(Hash)
                  options = args.last
                  options.merge!({:builder => Redmine::Views::LabelledFormBuilder, :remote => true})
                  form_for(*args, &proc)
                end
                def error_messages_for(*objects)
                  html = ""
                  objects = objects.map {|o| o.is_a?(String) ? instance_variable_get("@#{o}") : o}.compact
                  errors = objects.map {|o| o.errors.full_messages}.flatten
                  if errors.any?
                    html << "<div id='errorExplanation'><ul>\n"
                    errors.each do |error|
                      html << "<li>#{h error}</li>\n"
                    end
                    html << "</ul></div>\n"
                  end
                  html.html_safe
                end
                def delete_link(url, options={})
                  options = {
                    :method => :delete,
                    :data => {:confirm => l(:text_are_you_sure)},
                    :class => 'icon icon-del'
                  }.merge(options)
                  link_to l(:button_delete), url, options
                end
                def preview_link(url, form, target='preview', options={})
                  content_tag 'a', l(:label_preview), {
                      :href => "#",
                      :onclick => %|submitPreview("#{escape_javascript url_for(url)}", "#{escape_javascript form}", "#{escape_javascript target}"); return false;|,
                      :accesskey => accesskey(:preview)
                    }.merge(options)
                end
                def back_url_hidden_field_tag
                  back_url = params[:back_url] || request.env['HTTP_REFERER']
                  back_url = CGI.unescape(back_url.to_s)
                  hidden_field_tag('back_url', CGI.escape(back_url), :id => nil) unless back_url.blank?
                end
                def check_all_links(form_name)
                  link_to_function(l(:button_check_all), "checkAll('#{form_name}', true)") +
                  " | ".html_safe +
                  link_to_function(l(:button_uncheck_all), "checkAll('#{form_name}', false)")
                end
                def progress_bar(pcts, options={})
                  pcts = [pcts, pcts] unless pcts.is_a?(Array)
                  pcts = pcts.collect(&:round)
                  pcts[1] = pcts[1] - pcts[0]
                  pcts << (100 - pcts[1] - pcts[0])
                  width = options[:width] || '100px;'
                  legend = options[:legend] || ''
                  content_tag('table',
                    content_tag('tr',
                      (pcts[0] > 0 ? content_tag('td', '', :style => "width: #{pcts[0]}%;", :class => 'closed') : ''.html_safe) +
                      (pcts[1] > 0 ? content_tag('td', '', :style => "width: #{pcts[1]}%;", :class => 'done') : ''.html_safe) +
                      (pcts[2] > 0 ? content_tag('td', '', :style => "width: #{pcts[2]}%;", :class => 'todo') : ''.html_safe)
                    ), :class => 'progress', :style => "width: #{width};").html_safe +
                    content_tag('p', legend, :class => 'pourcent').html_safe
                end
                def checked_image(checked=true)
                  if checked
                    image_tag 'toggle_check.png'
                  end
                end
                def context_menu(url)
                  unless @context_menu_included
                    content_for :header_tags do
                      javascript_include_tag('context_menu') +
                        stylesheet_link_tag('context_menu')
                    end
                    if l(:direction) == 'rtl'
                      content_for :header_tags do
                        stylesheet_link_tag('context_menu_rtl')
                      end
                    end
                    @context_menu_included = true
                  end
                  javascript_tag "contextMenuInit('#{ url_for(url) }')"
                end
                def calendar_for(field_id)
                  include_calendar_headers_tags
                  javascript_tag("$(function() { $('##{field_id}').datepicker(datepickerOptions); });")
                end
                def include_calendar_headers_tags
                  unless @calendar_headers_tags_included
                    @calendar_headers_tags_included = true
                    content_for :header_tags do
                      tags = javascript_tag("var datepickerOptions={dateFormat: 'yy-mm-dd', showOn: 'button', buttonImageOnly: true, buttonImage: '" + path_to_image('/images/calendar.png') + "'};")
                      jquery_locale = l('jquery.locale', :default => current_language.to_s)
                      unless jquery_locale == 'en'
                        tags << javascript_include_tag("i18n/jquery.ui.datepicker-#{jquery_locale}.js")
                      end
                      tags
                    end
                  end
                end
                # Overrides Rails' stylesheet_link_tag with themes and plugins support.
                # Examples:
                #   stylesheet_link_tag('styles') # => picks styles.css from the current theme or defaults
                #   stylesheet_link_tag('styles', :plugin => 'foo) # => picks styles.css from plugin's assets
                #
                def stylesheet_link_tag(*sources)
                  options = sources.last.is_a?(Hash) ? sources.pop : {}
                  plugin = options.delete(:plugin)
                  sources = sources.map do |source|
                    if plugin
                      "/plugin_assets/#{plugin}/stylesheets/#{source}"
                    elsif current_theme && current_theme.stylesheets.include?(source)
                      current_theme.stylesheet_path(source)
                    else
                      source
                    end
                  end
                  super sources, options
                end
                # Overrides Rails' image_tag with themes and plugins support.
                # Examples:
                #   image_tag('image.png') # => picks image.png from the current theme or defaults
                #   image_tag('image.png', :plugin => 'foo) # => picks image.png from plugin's assets
                #
                def image_tag(source, options={})
                  if plugin = options.delete(:plugin)
                    source = "/plugin_assets/#{plugin}/images/#{source}"
                  elsif current_theme && current_theme.images.include?(source)
                    source = current_theme.image_path(source)
                  end
                  super source, options
                end
                # Overrides Rails' javascript_include_tag with plugins support
                # Examples:
                #   javascript_include_tag('scripts') # => picks scripts.js from defaults
                #   javascript_include_tag('scripts', :plugin => 'foo) # => picks scripts.js from plugin's assets
                #
                def javascript_include_tag(*sources)
                  options = sources.last.is_a?(Hash) ? sources.pop : {}
                  if plugin = options.delete(:plugin)
                    sources = sources.map do |source|
                      if plugin
                        "/plugin_assets/#{plugin}/javascripts/#{source}"
                      else
                        source
                      end
                    end
                  end
                  super sources, options
                end
                def content_for(name, content = nil, &block)
                  @has_content ||= {}
                  @has_content[name] = true
                  super(name, content, &block)
                end
                def has_content?(name)
                  (@has_content && @has_content[name]) || false
                end
                def sidebar_content?
                  has_content?(:sidebar) || view_layouts_base_sidebar_hook_response.present?
                end
                def view_layouts_base_sidebar_hook_response
                  @view_layouts_base_sidebar_hook_response ||= call_hook(:view_layouts_base_sidebar)
                end
                def email_delivery_enabled?
                  !!ActionMailer::Base.perform_deliveries
                end
                # Returns the avatar image tag for the given +user+ if avatars are enabled
                # +user+ can be a User or a string that will be scanned for an email address (eg. 'joe <joe@foo.bar>')
                def avatar(user, options = { })
                  if Setting.gravatar_enabled?
                    options.merge!({:ssl => (request && request.ssl?), :default => Setting.gravatar_default})
                    email = nil
                    if user.respond_to?(:mail)
                      email = user.mail
                    elsif user.to_s =~ %r{<(.+?)>}
                      email = $1
                    end
                    return gravatar(email.to_s.downcase, options) unless email.blank? rescue nil
                  else
                    ''
                  end
                end
                def sanitize_anchor_name(anchor)
                  anchor.gsub(%r{[^\w\s\-]}, '').gsub(%r{\s+(\-+\s*)?}, '-')
                end
                # Returns the javascript tags that are included in the html layout head
                def javascript_heads
                  tags = javascript_include_tag('jquery-1.7.2-ui-1.8.21-ujs-2.0.2', 'application')
                  unless User.current.pref.warn_on_leaving_unsaved == '0'
                    tags << "\n".html_safe + javascript_tag("$(window).load(function(){ warnLeavingUnsaved('#{escape_javascript l(:text_warn_on_leaving_unsaved)}'); });")
                  end
                  tags
                end
                def favicon
                  "<link rel='shortcut icon' href='#{image_path('/favicon.ico')}' />".html_safe
                end
                def robot_exclusion_tag
                  '<meta name="robots" content="noindex,follow,noarchive" />'.html_safe
                end
                # Returns true if arg is expected in the API response
                def include_in_api_response?(arg)
                  unless @included_in_api_response
                    param = params[:include]
                    @included_in_api_response = param.is_a?(Array) ? param.collect(&:to_s) : param.to_s.split(',')
                    @included_in_api_response.collect!(&:strip)
                  end
                  @included_in_api_response.include?(arg.to_s)
                end
                # Returns options or nil if nometa param or X-Redmine-Nometa header
                # was set in the request
                def api_meta(options)
                  if params[:nometa].present? || request.headers['X-Redmine-Nometa']
                    # compatibility mode for activeresource clients that raise
                    # an error when unserializing an array with attributes
                    nil
                  else
                    options
                  end
                end
                private
                def wiki_helper
                  helper = Redmine::WikiFormatting.helper_for(Setting.text_formatting)
                  extend helper
                  return self
                end
                def link_to_content_update(text, url_params = {}, html_options = {})
                  link_to(text, url_params, html_options)
                end
              end

test/unit/helpers/application_helper_test.rb +2 0

              # Redmine - project management software
              # Copyright (C) 2006-2012  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__)
              class ApplicationHelperTest < ActionView::TestCase
                include ERB::Util
                fixtures :projects, :roles, :enabled_modules, :users,
                         :repositories, :changesets,
                         :trackers, :issue_statuses, :issues, :versions, :documents,
                         :wikis, :wiki_pages, :wiki_contents,
                         :boards, :messages, :news,
                         :attachments, :enumerations
                def setup
                  super
                  set_tmp_attachments_directory
                end
                context "#link_to_if_authorized" do
                  context "authorized user" do
                    should "be tested"
                  end
                  context "unauthorized user" do
                    should "be tested"
                  end
                  should "allow using the :controller and :action for the target link" do
                    User.current = User.find_by_login('admin')
                    @project = Issue.first.project # Used by helper
                    response = link_to_if_authorized("By controller/action",
                                                     {:controller => 'issues', :action => 'edit', :id => Issue.first.id})
                    assert_match /href/, response
                  end
                end
                def test_auto_links
                  to_test = {
                    'http://foo.bar' => '<a class="external" href="http://foo.bar">http://foo.bar</a>',
                    'http://foo.bar/~user' => '<a class="external" href="http://foo.bar/~user">http://foo.bar/~user</a>',
                    'http://foo.bar.' => '<a class="external" href="http://foo.bar">http://foo.bar</a>.',
                    'https://foo.bar.' => '<a class="external" href="https://foo.bar">https://foo.bar</a>.',
                    'This is a link: http://foo.bar.' => 'This is a link: <a class="external" href="http://foo.bar">http://foo.bar</a>.',
                    'A link (eg. http://foo.bar).' => 'A link (eg. <a class="external" href="http://foo.bar">http://foo.bar</a>).',
                    'http://foo.bar/foo.bar#foo.bar.' => '<a class="external" href="http://foo.bar/foo.bar#foo.bar">http://foo.bar/foo.bar#foo.bar</a>.',
                    'http://www.foo.bar/Test_(foobar)' => '<a class="external" href="http://www.foo.bar/Test_(foobar)">http://www.foo.bar/Test_(foobar)</a>',
                    '(see inline link : http://www.foo.bar/Test_(foobar))' => '(see inline link : <a class="external" href="http://www.foo.bar/Test_(foobar)">http://www.foo.bar/Test_(foobar)</a>)',
                    '(see inline link : http://www.foo.bar/Test)' => '(see inline link : <a class="external" href="http://www.foo.bar/Test">http://www.foo.bar/Test</a>)',
                    '(see inline link : http://www.foo.bar/Test).' => '(see inline link : <a class="external" href="http://www.foo.bar/Test">http://www.foo.bar/Test</a>).',
                    '(see "inline link":http://www.foo.bar/Test_(foobar))' => '(see <a href="http://www.foo.bar/Test_(foobar)" class="external">inline link</a>)',
                    '(see "inline link":http://www.foo.bar/Test)' => '(see <a href="http://www.foo.bar/Test" class="external">inline link</a>)',
                    '(see "inline link":http://www.foo.bar/Test).' => '(see <a href="http://www.foo.bar/Test" class="external">inline link</a>).',
                    'www.foo.bar' => '<a class="external" href="http://www.foo.bar">www.foo.bar</a>',
                    'http://foo.bar/page?p=1&t=z&s=' => '<a class="external" href="http://foo.bar/page?p=1&#38;t=z&#38;s=">http://foo.bar/page?p=1&#38;t=z&#38;s=</a>',
                    'http://foo.bar/page#125' => '<a class="external" href="http://foo.bar/page#125">http://foo.bar/page#125</a>',
                    'http://foo@www.bar.com' => '<a class="external" href="http://foo@www.bar.com">http://foo@www.bar.com</a>',
                    'http://foo:bar@www.bar.com' => '<a class="external" href="http://foo:bar@www.bar.com">http://foo:bar@www.bar.com</a>',
                    'ftp://foo.bar' => '<a class="external" href="ftp://foo.bar">ftp://foo.bar</a>',
                    'ftps://foo.bar' => '<a class="external" href="ftps://foo.bar">ftps://foo.bar</a>',
                    'sftp://foo.bar' => '<a class="external" href="sftp://foo.bar">sftp://foo.bar</a>',
                    # two exclamation marks
                    'http://example.net/path!602815048C7B5C20!302.html' => '<a class="external" href="http://example.net/path!602815048C7B5C20!302.html">http://example.net/path!602815048C7B5C20!302.html</a>',
                    # escaping
                    'http://foo"bar' => '<a class="external" href="http://foo&quot;bar">http://foo&quot;bar</a>',
                    # wrap in angle brackets
                    '<http://foo.bar>' => '&lt;<a class="external" href="http://foo.bar">http://foo.bar</a>&gt;'
                  }
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text) }
                end
                def test_auto_mailto
                  assert_equal '<p><a class="email" href="mailto:test@foo.bar">test@foo.bar</a></p>',
                    textilizable('test@foo.bar')
                end
                def test_inline_images
                  to_test = {
                    '!http://foo.bar/image.jpg!' => '<img src="http://foo.bar/image.jpg" alt="" />',
                    'floating !>http://foo.bar/image.jpg!' => 'floating <div style="float:right"><img src="http://foo.bar/image.jpg" alt="" /></div>',
                    'with class !(some-class)http://foo.bar/image.jpg!' => 'with class <img src="http://foo.bar/image.jpg" class="some-class" alt="" />',
                    'with style !{width:100px;height:100px}http://foo.bar/image.jpg!' => 'with style <img src="http://foo.bar/image.jpg" style="width:100px;height:100px;" alt="" />',
                    'with title !http://foo.bar/image.jpg(This is a title)!' => 'with title <img src="http://foo.bar/image.jpg" title="This is a title" alt="This is a title" />',
                    'with title !http://foo.bar/image.jpg(This is a double-quoted "title")!' => 'with title <img src="http://foo.bar/image.jpg" title="This is a double-quoted &quot;title&quot;" alt="This is a double-quoted &quot;title&quot;" />',
                  }
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text) }
                end
                def test_inline_images_inside_tags
                  raw = <<-RAW
              h1. !foo.png! Heading
              Centered image:
              p=. !bar.gif!
              RAW
                  assert textilizable(raw).include?('<img src="foo.png" alt="" />')
                  assert textilizable(raw).include?('<img src="bar.gif" alt="" />')
                end
                def test_attached_images
                  to_test = {
                    'Inline image: !logo.gif!' => 'Inline image: <img src="/attachments/download/3" title="This is a logo" alt="This is a logo" />',
                    'Inline image: !logo.GIF!' => 'Inline image: <img src="/attachments/download/3" title="This is a logo" alt="This is a logo" />',
                    'No match: !ogo.gif!' => 'No match: <img src="ogo.gif" alt="" />',
                    'No match: !ogo.GIF!' => 'No match: <img src="ogo.GIF" alt="" />',
                    # link image
                    '!logo.gif!:http://foo.bar/' => '<a href="http://foo.bar/"><img src="/attachments/download/3" title="This is a logo" alt="This is a logo" /></a>',
                  }
                  attachments = Attachment.find(:all)
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text, :attachments => attachments) }
                end
                def test_attached_images_filename_extension
                  set_tmp_attachments_directory
                  a1 = Attachment.new(
                          :container => Issue.find(1),
                          :file => mock_file_with_options({:original_filename => "testtest.JPG"}),
                          :author => User.find(1))
                  assert a1.save
                  assert_equal "testtest.JPG", a1.filename
                  assert_equal "image/jpeg", a1.content_type
                  assert a1.image?
                  a2 = Attachment.new(
                          :container => Issue.find(1),
                          :file => mock_file_with_options({:original_filename => "testtest.jpeg"}),
                          :author => User.find(1))
                  assert a2.save
                  assert_equal "testtest.jpeg", a2.filename
                  assert_equal "image/jpeg", a2.content_type
                  assert a2.image?
                  a3 = Attachment.new(
                          :container => Issue.find(1),
                          :file => mock_file_with_options({:original_filename => "testtest.JPE"}),
                          :author => User.find(1))
                  assert a3.save
                  assert_equal "testtest.JPE", a3.filename
                  assert_equal "image/jpeg", a3.content_type
                  assert a3.image?
                  a4 = Attachment.new(
                          :container => Issue.find(1),
                          :file => mock_file_with_options({:original_filename => "Testtest.BMP"}),
                          :author => User.find(1))
                  assert a4.save
                  assert_equal "Testtest.BMP", a4.filename
                  assert_equal "image/x-ms-bmp", a4.content_type
                  assert a4.image?
                  to_test = {
                    'Inline image: !testtest.jpg!' =>
                      'Inline image: <img src="/attachments/download/' + a1.id.to_s + '" alt="" />',
                    'Inline image: !testtest.jpeg!' =>
                      'Inline image: <img src="/attachments/download/' + a2.id.to_s + '" alt="" />',
                    'Inline image: !testtest.jpe!' =>
                      'Inline image: <img src="/attachments/download/' + a3.id.to_s + '" alt="" />',
                    'Inline image: !testtest.bmp!' =>
                      'Inline image: <img src="/attachments/download/' + a4.id.to_s + '" alt="" />',
                  }
                  attachments = [a1, a2, a3, a4]
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text, :attachments => attachments) }
                end
                def test_attached_images_should_read_later
                  set_fixtures_attachments_directory
                  a1 = Attachment.find(16)
                  assert_equal "testfile.png", a1.filename
                  assert a1.readable?
                  assert (! a1.visible?(User.anonymous))
                  assert a1.visible?(User.find(2))
                  a2 = Attachment.find(17)
                  assert_equal "testfile.PNG", a2.filename
                  assert a2.readable?
                  assert (! a2.visible?(User.anonymous))
                  assert a2.visible?(User.find(2))
                  assert a1.created_on < a2.created_on
                  to_test = {
                    'Inline image: !testfile.png!' =>
                      'Inline image: <img src="/attachments/download/' + a2.id.to_s + '" alt="" />',
                    'Inline image: !Testfile.PNG!' =>
                      'Inline image: <img src="/attachments/download/' + a2.id.to_s + '" alt="" />',
                  }
                  attachments = [a1, a2]
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text, :attachments => attachments) }
                  set_tmp_attachments_directory
                end
                def test_textile_external_links
                  to_test = {
                    'This is a "link":http://foo.bar' => 'This is a <a href="http://foo.bar" class="external">link</a>',
                    'This is an intern "link":/foo/bar' => 'This is an intern <a href="/foo/bar">link</a>',
                    '"link (Link title)":http://foo.bar' => '<a href="http://foo.bar" title="Link title" class="external">link</a>',
                    '"link (Link title with "double-quotes")":http://foo.bar' => '<a href="http://foo.bar" title="Link title with &quot;double-quotes&quot;" class="external">link</a>',
                    "This is not a \"Link\":\n\nAnother paragraph" => "This is not a \"Link\":</p>\n\n\n\t<p>Another paragraph",
                    # no multiline link text
                    "This is a double quote \"on the first line\nand another on a second line\":test" => "This is a double quote \"on the first line<br />and another on a second line\":test",
                    # mailto link
                    "\"system administrator\":mailto:sysadmin@example.com?subject=redmine%20permissions" => "<a href=\"mailto:sysadmin@example.com?subject=redmine%20permissions\">system administrator</a>",
                    # two exclamation marks
                    '"a link":http://example.net/path!602815048C7B5C20!302.html' => '<a href="http://example.net/path!602815048C7B5C20!302.html" class="external">a link</a>',
                    # escaping
                    '"test":http://foo"bar' => '<a href="http://foo&quot;bar" class="external">test</a>',
                  }
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text) }
                end
                def test_redmine_links
                  issue_link = link_to('#3', {:controller => 'issues', :action => 'show', :id => 3},
                                             :class => 'issue status-1 priority-1 overdue', :title => 'Error 281 when updating a recipe (New)')
                  note_link = link_to('#3', {:controller => 'issues', :action => 'show', :id => 3, :anchor => 'note-14'},
                                             :class => 'issue status-1 priority-1 overdue', :title => 'Error 281 when updating a recipe (New)')
                  changeset_link = link_to('r1', {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :rev => 1},
                                                 :class => 'changeset', :title => 'My very first commit')
                  changeset_link2 = link_to('r2', {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :rev => 2},
                                                  :class => 'changeset', :title => 'This commit fixes #1, #2 and references #1 & #3')
                  document_link = link_to('Test document', {:controller => 'documents', :action => 'show', :id => 1},
                                                           :class => 'document')
                  version_link = link_to('1.0', {:controller => 'versions', :action => 'show', :id => 2},
                                                :class => 'version')
                  board_url = {:controller => 'boards', :action => 'show', :id => 2, :project_id => 'ecookbook'}
                  message_url = {:controller => 'messages', :action => 'show', :board_id => 1, :id => 4}
                  news_url = {:controller => 'news', :action => 'show', :id => 1}
                  project_url = {:controller => 'projects', :action => 'show', :id => 'subproject1'}
                  source_url = {:controller => 'repositories', :action => 'entry', :id => 'ecookbook', :path => ['some', 'file']}
                  source_url_with_ext = {:controller => 'repositories', :action => 'entry', :id => 'ecookbook', :path => ['some', 'file.ext']}
                  to_test = {
                    # tickets
                    '#3, [#3], (#3) and #3.'      => "#{issue_link}, [#{issue_link}], (#{issue_link}) and #{issue_link}.",
                    # ticket notes
                    '#3-14'                       => note_link,
                    '#3#note-14'                  => note_link,
+                   # should not ignore leading zero
+                   '#03'                         => '#03',
                    # changesets
                    'r1'                          => changeset_link,
                    'r1.'                         => "#{changeset_link}.",
                    'r1, r2'                      => "#{changeset_link}, #{changeset_link2}",
                    'r1,r2'                       => "#{changeset_link},#{changeset_link2}",
                    # documents
                    'document#1'                  => document_link,
                    'document:"Test document"'    => document_link,
                    # versions
                    'version#2'                   => version_link,
                    'version:1.0'                 => version_link,
                    'version:"1.0"'               => version_link,
                    # source
                    'source:some/file'            => link_to('source:some/file', source_url, :class => 'source'),
                    'source:/some/file'           => link_to('source:/some/file', source_url, :class => 'source'),
                    'source:/some/file.'          => link_to('source:/some/file', source_url, :class => 'source') + ".",
                    'source:/some/file.ext.'      => link_to('source:/some/file.ext', source_url_with_ext, :class => 'source') + ".",
                    'source:/some/file. '         => link_to('source:/some/file', source_url, :class => 'source') + ".",
                    'source:/some/file.ext. '     => link_to('source:/some/file.ext', source_url_with_ext, :class => 'source') + ".",
                    'source:/some/file, '         => link_to('source:/some/file', source_url, :class => 'source') + ",",
                    'source:/some/file@52'        => link_to('source:/some/file@52', source_url.merge(:rev => 52), :class => 'source'),
                    'source:/some/file.ext@52'    => link_to('source:/some/file.ext@52', source_url_with_ext.merge(:rev => 52), :class => 'source'),
                    'source:/some/file#L110'      => link_to('source:/some/file#L110', source_url.merge(:anchor => 'L110'), :class => 'source'),
                    'source:/some/file.ext#L110'  => link_to('source:/some/file.ext#L110', source_url_with_ext.merge(:anchor => 'L110'), :class => 'source'),
                    'source:/some/file@52#L110'   => link_to('source:/some/file@52#L110', source_url.merge(:rev => 52, :anchor => 'L110'), :class => 'source'),
                    'export:/some/file'           => link_to('export:/some/file', source_url.merge(:format => 'raw'), :class => 'source download'),
                    # forum
                    'forum#2'                     => link_to('Discussion', board_url, :class => 'board'),
                    'forum:Discussion'            => link_to('Discussion', board_url, :class => 'board'),
                    # message
                    'message#4'                   => link_to('Post 2', message_url, :class => 'message'),
                    'message#5'                   => link_to('RE: post 2', message_url.merge(:anchor => 'message-5', :r => 5), :class => 'message'),
                    # news
                    'news#1'                      => link_to('eCookbook first release !', news_url, :class => 'news'),
                    'news:"eCookbook first release !"'        => link_to('eCookbook first release !', news_url, :class => 'news'),
                    # project
                    'project#3'                   => link_to('eCookbook Subproject 1', project_url, :class => 'project'),
                    'project:subproject1'         => link_to('eCookbook Subproject 1', project_url, :class => 'project'),
                    'project:"eCookbook subProject 1"'        => link_to('eCookbook Subproject 1', project_url, :class => 'project'),
                    # not found
                    '#0123456789'                 => '#0123456789',
                    # invalid expressions
                    'source:'                     => 'source:',
                    # url hash
                    "http://foo.bar/FAQ#3"       => '<a class="external" href="http://foo.bar/FAQ#3">http://foo.bar/FAQ#3</a>',
                  }
                  @project = Project.find(1)
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text), "#{text} failed" }
                end
                def test_escaped_redmine_links_should_not_be_parsed
                  to_test = [
                    '#3.',
                    '#3-14.',
                    '#3#-note14.',
                    'r1',
                    'document#1',
                    'document:"Test document"',
                    'version#2',
                    'version:1.0',
                    'version:"1.0"',
                    'source:/some/file'
                  ]
                  @project = Project.find(1)
                  to_test.each { |text| assert_equal "<p>#{text}</p>", textilizable("!" + text), "#{text} failed" }
                end
                def test_cross_project_redmine_links
                  source_link = link_to('ecookbook:source:/some/file', {:controller => 'repositories', :action => 'entry', :id => 'ecookbook', :path => ['some', 'file']},
                    :class => 'source')
                  changeset_link = link_to('ecookbook:r2', {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :rev => 2},
                    :class => 'changeset', :title => 'This commit fixes #1, #2 and references #1 & #3')
                  to_test = {
                    # documents
                    'document:"Test document"'              => 'document:"Test document"',
                    'ecookbook:document:"Test document"'    => '<a href="/documents/1" class="document">Test document</a>',
                    'invalid:document:"Test document"'      => 'invalid:document:"Test document"',
                    # versions
                    'version:"1.0"'                         => 'version:"1.0"',
                    'ecookbook:version:"1.0"'               => '<a href="/versions/2" class="version">1.0</a>',
                    'invalid:version:"1.0"'                 => 'invalid:version:"1.0"',
                    # changeset
                    'r2'                                    => 'r2',
                    'ecookbook:r2'                          => changeset_link,
                    'invalid:r2'                            => 'invalid:r2',
                    # source
                    'source:/some/file'                     => 'source:/some/file',
                    'ecookbook:source:/some/file'           => source_link,
                    'invalid:source:/some/file'             => 'invalid:source:/some/file',
                  }
                  @project = Project.find(3)
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text), "#{text} failed" }
                end
                def test_multiple_repositories_redmine_links
                  svn = Repository::Subversion.create!(:project_id => 1, :identifier => 'svn1', :url => 'file:///foo/hg')
                  Changeset.create!(:repository => svn, :committed_on => Time.now, :revision => '123')
                  hg = Repository::Mercurial.create!(:project_id => 1, :identifier => 'hg1', :url => '/foo/hg')
                  Changeset.create!(:repository => hg, :committed_on => Time.now, :revision => '123', :scmid => 'abcd')
                  changeset_link = link_to('r2', {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :rev => 2},
                                                  :class => 'changeset', :title => 'This commit fixes #1, #2 and references #1 & #3')
                  svn_changeset_link = link_to('svn1|r123', {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :repository_id => 'svn1', :rev => 123},
                                                  :class => 'changeset', :title => '')
                  hg_changeset_link = link_to('hg1|abcd', {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :repository_id => 'hg1', :rev => 'abcd'},
                                                  :class => 'changeset', :title => '')
                  source_link = link_to('source:some/file', {:controller => 'repositories', :action => 'entry', :id => 'ecookbook', :path => ['some', 'file']}, :class => 'source')
                  hg_source_link = link_to('source:hg1|some/file', {:controller => 'repositories', :action => 'entry', :id => 'ecookbook', :repository_id => 'hg1', :path => ['some', 'file']}, :class => 'source')
                  to_test = {
                    'r2'                          => changeset_link,
                    'svn1|r123'                   => svn_changeset_link,
                    'invalid|r123'                => 'invalid|r123',
                    'commit:hg1|abcd'             => hg_changeset_link,
                    'commit:invalid|abcd'         => 'commit:invalid|abcd',
                    # source
                    'source:some/file'            => source_link,
                    'source:hg1|some/file'        => hg_source_link,
                    'source:invalid|some/file'    => 'source:invalid|some/file',
                  }
                  @project = Project.find(1)
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text), "#{text} failed" }
                end
                def test_cross_project_multiple_repositories_redmine_links
                  svn = Repository::Subversion.create!(:project_id => 1, :identifier => 'svn1', :url => 'file:///foo/hg')
                  Changeset.create!(:repository => svn, :committed_on => Time.now, :revision => '123')
                  hg = Repository::Mercurial.create!(:project_id => 1, :identifier => 'hg1', :url => '/foo/hg')
                  Changeset.create!(:repository => hg, :committed_on => Time.now, :revision => '123', :scmid => 'abcd')
                  changeset_link = link_to('ecookbook:r2', {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :rev => 2},
                                                  :class => 'changeset', :title => 'This commit fixes #1, #2 and references #1 & #3')
                  svn_changeset_link = link_to('ecookbook:svn1|r123', {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :repository_id => 'svn1', :rev => 123},
                                                  :class => 'changeset', :title => '')
                  hg_changeset_link = link_to('ecookbook:hg1|abcd', {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :repository_id => 'hg1', :rev => 'abcd'},
                                                  :class => 'changeset', :title => '')
                  source_link = link_to('ecookbook:source:some/file', {:controller => 'repositories', :action => 'entry', :id => 'ecookbook', :path => ['some', 'file']}, :class => 'source')
                  hg_source_link = link_to('ecookbook:source:hg1|some/file', {:controller => 'repositories', :action => 'entry', :id => 'ecookbook', :repository_id => 'hg1', :path => ['some', 'file']}, :class => 'source')
                  to_test = {
                    'ecookbook:r2'                           => changeset_link,
                    'ecookbook:svn1|r123'                    => svn_changeset_link,
                    'ecookbook:invalid|r123'                 => 'ecookbook:invalid|r123',
                    'ecookbook:commit:hg1|abcd'              => hg_changeset_link,
                    'ecookbook:commit:invalid|abcd'          => 'ecookbook:commit:invalid|abcd',
                    'invalid:commit:invalid|abcd'            => 'invalid:commit:invalid|abcd',
                    # source
                    'ecookbook:source:some/file'             => source_link,
                    'ecookbook:source:hg1|some/file'         => hg_source_link,
                    'ecookbook:source:invalid|some/file'     => 'ecookbook:source:invalid|some/file',
                    'invalid:source:invalid|some/file'       => 'invalid:source:invalid|some/file',
                  }
                  @project = Project.find(3)
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text), "#{text} failed" }
                end
                def test_redmine_links_git_commit
                  changeset_link = link_to('abcd',
                                             {
                                               :controller => 'repositories',
                                               :action     => 'revision',
                                               :id         => 'subproject1',
                                               :rev        => 'abcd',
                                              },
                                            :class => 'changeset', :title => 'test commit')
                  to_test = {
                    'commit:abcd' => changeset_link,
                   }
                  @project = Project.find(3)
                  r = Repository::Git.create!(:project => @project, :url => '/tmp/test/git')
                  assert r
                  c = Changeset.new(:repository => r,
                                    :committed_on => Time.now,
                                    :revision => 'abcd',
                                    :scmid => 'abcd',
                                    :comments => 'test commit')
                  assert( c.save )
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text) }
                end
                # TODO: Bazaar commit id contains mail address, so it contains '@' and '_'.
                def test_redmine_links_darcs_commit
                  changeset_link = link_to('20080308225258-98289-abcd456efg.gz',
                                             {
                                               :controller => 'repositories',
                                               :action     => 'revision',
                                               :id         => 'subproject1',
                                               :rev        => '123',
                                              },
                                            :class => 'changeset', :title => 'test commit')
                  to_test = {
                    'commit:20080308225258-98289-abcd456efg.gz' => changeset_link,
                   }
                  @project = Project.find(3)
                  r = Repository::Darcs.create!(
                          :project => @project, :url => '/tmp/test/darcs',
                          :log_encoding => 'UTF-8')
                  assert r
                  c = Changeset.new(:repository => r,
                                    :committed_on => Time.now,
                                    :revision => '123',
                                    :scmid => '20080308225258-98289-abcd456efg.gz',
                                    :comments => 'test commit')
                  assert( c.save )
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text) }
                end
                def test_redmine_links_mercurial_commit
                  changeset_link_rev = link_to('r123',
                                                {
                                                   :controller => 'repositories',
                                                   :action     => 'revision',
                                                   :id         => 'subproject1',
                                                   :rev        => '123' ,
                                                },
                                            :class => 'changeset', :title => 'test commit')
                  changeset_link_commit = link_to('abcd',
                                                {
                                                      :controller => 'repositories',
                                                      :action     => 'revision',
                                                      :id         => 'subproject1',
                                                      :rev        => 'abcd' ,
                                                },
                                            :class => 'changeset', :title => 'test commit')
                  to_test = {
                    'r123' => changeset_link_rev,
                    'commit:abcd' => changeset_link_commit,
                   }
                  @project = Project.find(3)
                  r = Repository::Mercurial.create!(:project => @project, :url => '/tmp/test')
                  assert r
                  c = Changeset.new(:repository => r,
                                    :committed_on => Time.now,
                                    :revision => '123',
                                    :scmid => 'abcd',
                                    :comments => 'test commit')
                  assert( c.save )
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text) }
                end
                def test_attachment_links
                  attachment_link = link_to('error281.txt', {:controller => 'attachments', :action => 'download', :id => '1'}, :class => 'attachment')
                  to_test = {
                    'attachment:error281.txt'      => attachment_link
                  }
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text, :attachments => Issue.find(3).attachments), "#{text} failed" }
                end
                def test_wiki_links
                  to_test = {
                    '[[CookBook documentation]]' => '<a href="/projects/ecookbook/wiki/CookBook_documentation" class="wiki-page">CookBook documentation</a>',
                    '[[Another page|Page]]' => '<a href="/projects/ecookbook/wiki/Another_page" class="wiki-page">Page</a>',
                    # title content should be formatted
                    '[[Another page|With _styled_ *title*]]' => '<a href="/projects/ecookbook/wiki/Another_page" class="wiki-page">With <em>styled</em> <strong>title</strong></a>',
                    '[[Another page|With title containing <strong>HTML entities &amp; markups</strong>]]' => '<a href="/projects/ecookbook/wiki/Another_page" class="wiki-page">With title containing &lt;strong&gt;HTML entities &amp; markups&lt;/strong&gt;</a>',
                    # link with anchor
                    '[[CookBook documentation#One-section]]' => '<a href="/projects/ecookbook/wiki/CookBook_documentation#One-section" class="wiki-page">CookBook documentation</a>',
                    '[[Another page#anchor|Page]]' => '<a href="/projects/ecookbook/wiki/Another_page#anchor" class="wiki-page">Page</a>',
                    # page that doesn't exist
                    '[[Unknown page]]' => '<a href="/projects/ecookbook/wiki/Unknown_page" class="wiki-page new">Unknown page</a>',
                    '[[Unknown page|404]]' => '<a href="/projects/ecookbook/wiki/Unknown_page" class="wiki-page new">404</a>',
                    # link to another project wiki
                    '[[onlinestore:]]' => '<a href="/projects/onlinestore/wiki" class="wiki-page">onlinestore</a>',
                    '[[onlinestore:|Wiki]]' => '<a href="/projects/onlinestore/wiki" class="wiki-page">Wiki</a>',
                    '[[onlinestore:Start page]]' => '<a href="/projects/onlinestore/wiki/Start_page" class="wiki-page">Start page</a>',
                    '[[onlinestore:Start page|Text]]' => '<a href="/projects/onlinestore/wiki/Start_page" class="wiki-page">Text</a>',
                    '[[onlinestore:Unknown page]]' => '<a href="/projects/onlinestore/wiki/Unknown_page" class="wiki-page new">Unknown page</a>',
                    # striked through link
                    '-[[Another page|Page]]-' => '<del><a href="/projects/ecookbook/wiki/Another_page" class="wiki-page">Page</a></del>',
                    '-[[Another page|Page]] link-' => '<del><a href="/projects/ecookbook/wiki/Another_page" class="wiki-page">Page</a> link</del>',
                    # escaping
                    '![[Another page|Page]]' => '[[Another page|Page]]',
                    # project does not exist
                    '[[unknowproject:Start]]' => '[[unknowproject:Start]]',
                    '[[unknowproject:Start|Page title]]' => '[[unknowproject:Start|Page title]]',
                  }
                  @project = Project.find(1)
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text) }
                end
                def test_wiki_links_within_local_file_generation_context
                  to_test = {
                    # link to a page
                    '[[CookBook documentation]]' => '<a href="CookBook_documentation.html" class="wiki-page">CookBook documentation</a>',
                    '[[CookBook documentation|documentation]]' => '<a href="CookBook_documentation.html" class="wiki-page">documentation</a>',
                    '[[CookBook documentation#One-section]]' => '<a href="CookBook_documentation.html#One-section" class="wiki-page">CookBook documentation</a>',
                    '[[CookBook documentation#One-section|documentation]]' => '<a href="CookBook_documentation.html#One-section" class="wiki-page">documentation</a>',
                    # page that doesn't exist
                    '[[Unknown page]]' => '<a href="Unknown_page.html" class="wiki-page new">Unknown page</a>',
                    '[[Unknown page|404]]' => '<a href="Unknown_page.html" class="wiki-page new">404</a>',
                    '[[Unknown page#anchor]]' => '<a href="Unknown_page.html#anchor" class="wiki-page new">Unknown page</a>',
                    '[[Unknown page#anchor|404]]' => '<a href="Unknown_page.html#anchor" class="wiki-page new">404</a>',
                  }
                  @project = Project.find(1)
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text, :wiki_links => :local) }
                end
                def test_wiki_links_within_wiki_page_context
                  page = WikiPage.find_by_title('Another_page' )
                  to_test = {
                    # link to another page
                    '[[CookBook documentation]]' => '<a href="/projects/ecookbook/wiki/CookBook_documentation" class="wiki-page">CookBook documentation</a>',
                    '[[CookBook documentation|documentation]]' => '<a href="/projects/ecookbook/wiki/CookBook_documentation" class="wiki-page">documentation</a>',
                    '[[CookBook documentation#One-section]]' => '<a href="/projects/ecookbook/wiki/CookBook_documentation#One-section" class="wiki-page">CookBook documentation</a>',
                    '[[CookBook documentation#One-section|documentation]]' => '<a href="/projects/ecookbook/wiki/CookBook_documentation#One-section" class="wiki-page">documentation</a>',
                    # link to the current page
                    '[[Another page]]' => '<a href="/projects/ecookbook/wiki/Another_page" class="wiki-page">Another page</a>',
                    '[[Another page|Page]]' => '<a href="/projects/ecookbook/wiki/Another_page" class="wiki-page">Page</a>',
                    '[[Another page#anchor]]' => '<a href="#anchor" class="wiki-page">Another page</a>',
                    '[[Another page#anchor|Page]]' => '<a href="#anchor" class="wiki-page">Page</a>',
                    # page that doesn't exist
                    '[[Unknown page]]' => '<a href="/projects/ecookbook/wiki/Unknown_page?parent=Another_page" class="wiki-page new">Unknown page</a>',
                    '[[Unknown page|404]]' => '<a href="/projects/ecookbook/wiki/Unknown_page?parent=Another_page" class="wiki-page new">404</a>',
                    '[[Unknown page#anchor]]' => '<a href="/projects/ecookbook/wiki/Unknown_page?parent=Another_page#anchor" class="wiki-page new">Unknown page</a>',
                    '[[Unknown page#anchor|404]]' => '<a href="/projects/ecookbook/wiki/Unknown_page?parent=Another_page#anchor" class="wiki-page new">404</a>',
                  }
                  @project = Project.find(1)
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(WikiContent.new( :text => text, :page => page ), :text) }
                end
                def test_wiki_links_anchor_option_should_prepend_page_title_to_href
                  to_test = {
                    # link to a page
                    '[[CookBook documentation]]' => '<a href="#CookBook_documentation" class="wiki-page">CookBook documentation</a>',
                    '[[CookBook documentation|documentation]]' => '<a href="#CookBook_documentation" class="wiki-page">documentation</a>',
                    '[[CookBook documentation#One-section]]' => '<a href="#CookBook_documentation_One-section" class="wiki-page">CookBook documentation</a>',
                    '[[CookBook documentation#One-section|documentation]]' => '<a href="#CookBook_documentation_One-section" class="wiki-page">documentation</a>',
                    # page that doesn't exist
                    '[[Unknown page]]' => '<a href="#Unknown_page" class="wiki-page new">Unknown page</a>',
                    '[[Unknown page|404]]' => '<a href="#Unknown_page" class="wiki-page new">404</a>',
                    '[[Unknown page#anchor]]' => '<a href="#Unknown_page_anchor" class="wiki-page new">Unknown page</a>',
                    '[[Unknown page#anchor|404]]' => '<a href="#Unknown_page_anchor" class="wiki-page new">404</a>',
                  }
                  @project = Project.find(1)
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text, :wiki_links => :anchor) }
                end
                def test_html_tags
                  to_test = {
                    "<div>content</div>" => "<p>&lt;div&gt;content&lt;/div&gt;</p>",
                    "<div class=\"bold\">content</div>" => "<p>&lt;div class=\"bold\"&gt;content&lt;/div&gt;</p>",
                    "<script>some script;</script>" => "<p>&lt;script&gt;some script;&lt;/script&gt;</p>",
                    # do not escape pre/code tags
                    "<pre>\nline 1\nline2</pre>" => "<pre>\nline 1\nline2</pre>",
                    "<pre><code>\nline 1\nline2</code></pre>" => "<pre><code>\nline 1\nline2</code></pre>",
                    "<pre><div>content</div></pre>" => "<pre>&lt;div&gt;content&lt;/div&gt;</pre>",
                    "HTML comment: <!-- no comments -->" => "<p>HTML comment: &lt;!-- no comments --&gt;</p>",
                    "<!-- opening comment" => "<p>&lt;!-- opening comment</p>",
                    # remove attributes except class
                    "<pre class='foo'>some text</pre>" => "<pre class='foo'>some text</pre>",
                    '<pre class="foo">some text</pre>' => '<pre class="foo">some text</pre>',
                    "<pre class='foo bar'>some text</pre>" => "<pre class='foo bar'>some text</pre>",
                    '<pre class="foo bar">some text</pre>' => '<pre class="foo bar">some text</pre>',
                    "<pre onmouseover='alert(1)'>some text</pre>" => "<pre>some text</pre>",
                    # xss
                    '<pre><code class=""onmouseover="alert(1)">text</code></pre>' => '<pre><code>text</code></pre>',
                    '<pre class=""onmouseover="alert(1)">text</pre>' => '<pre>text</pre>',
                  }
                  to_test.each { |text, result| assert_equal result, textilizable(text) }
                end
                def test_allowed_html_tags
                  to_test = {
                    "<pre>preformatted text</pre>" => "<pre>preformatted text</pre>",
                    "<notextile>no *textile* formatting</notextile>" => "no *textile* formatting",
                    "<notextile>this is <tag>a tag</tag></notextile>" => "this is &lt;tag&gt;a tag&lt;/tag&gt;"
                  }
                  to_test.each { |text, result| assert_equal result, textilizable(text) }
                end
                def test_pre_tags
                  raw = <<-RAW
              Before
              <pre>
              <prepared-statement-cache-size>32</prepared-statement-cache-size>
              </pre>
              After
              RAW
                  expected = <<-EXPECTED
              <p>Before</p>
              <pre>
              &lt;prepared-statement-cache-size&gt;32&lt;/prepared-statement-cache-size&gt;
              </pre>
              <p>After</p>
              EXPECTED
                  assert_equal expected.gsub(%r{[\r\n\t]}, ''), textilizable(raw).gsub(%r{[\r\n\t]}, '')
                end
                def test_pre_content_should_not_parse_wiki_and_redmine_links
                  raw = <<-RAW
              [[CookBook documentation]]
              #1
              <pre>
              [[CookBook documentation]]
              #1
              </pre>
              RAW
                  expected = <<-EXPECTED
              <p><a href="/projects/ecookbook/wiki/CookBook_documentation" class="wiki-page">CookBook documentation</a></p>
              <p><a href="/issues/1" class="issue status-1 priority-1" title="Can't print recipes (New)">#1</a></p>
              <pre>
              [[CookBook documentation]]
              #1
              </pre>
              EXPECTED
                  @project = Project.find(1)
                  assert_equal expected.gsub(%r{[\r\n\t]}, ''), textilizable(raw).gsub(%r{[\r\n\t]}, '')
                end
                def test_non_closing_pre_blocks_should_be_closed
                  raw = <<-RAW
              <pre><code>
              RAW
                  expected = <<-EXPECTED
              <pre><code>
              </code></pre>
              EXPECTED
                  @project = Project.find(1)
                  assert_equal expected.gsub(%r{[\r\n\t]}, ''), textilizable(raw).gsub(%r{[\r\n\t]}, '')
                end
                def test_syntax_highlight
                  raw = <<-RAW
              <pre><code class="ruby">
              # Some ruby code here
              </code></pre>
              RAW
                  expected = <<-EXPECTED
              <pre><code class="ruby syntaxhl"><span class=\"CodeRay\"><span class="line-numbers">1</span><span class="comment"># Some ruby code here</span></span>
              </code></pre>
              EXPECTED
                  assert_equal expected.gsub(%r{[\r\n\t]}, ''), textilizable(raw).gsub(%r{[\r\n\t]}, '')
                end
                def test_to_path_param
                  assert_equal 'test1/test2', to_path_param('test1/test2')
                  assert_equal 'test1/test2', to_path_param('/test1/test2/')
                  assert_equal 'test1/test2', to_path_param('//test1/test2/')
                  assert_equal nil, to_path_param('/')
                end
                def test_wiki_links_in_tables
                  to_test = {"|[[Page|Link title]]|[[Other Page|Other title]]|\n|Cell 21|[[Last page]]|" =>
                               '<tr><td><a href="/projects/ecookbook/wiki/Page" class="wiki-page new">Link title</a></td>' +
                               '<td><a href="/projects/ecookbook/wiki/Other_Page" class="wiki-page new">Other title</a></td>' +
                               '</tr><tr><td>Cell 21</td><td><a href="/projects/ecookbook/wiki/Last_page" class="wiki-page new">Last page</a></td></tr>'
                  }
                  @project = Project.find(1)
                  to_test.each { |text, result| assert_equal "<table>#{result}</table>", textilizable(text).gsub(/[\t\n]/, '') }
                end
                def test_text_formatting
                  to_test = {'*_+bold, italic and underline+_*' => '<strong><em><ins>bold, italic and underline</ins></em></strong>',
                             '(_text within parentheses_)' => '(<em>text within parentheses</em>)',
                             'a *Humane Web* Text Generator' => 'a <strong>Humane Web</strong> Text Generator',
                             'a H *umane* W *eb* T *ext* G *enerator*' => 'a H <strong>umane</strong> W <strong>eb</strong> T <strong>ext</strong> G <strong>enerator</strong>',
                             'a *H* umane *W* eb *T* ext *G* enerator' => 'a <strong>H</strong> umane <strong>W</strong> eb <strong>T</strong> ext <strong>G</strong> enerator',
                            }
                  to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text) }
                end
                def test_wiki_horizontal_rule
                  assert_equal '<hr />', textilizable('---')
                  assert_equal '<p>Dashes: ---</p>', textilizable('Dashes: ---')
                end
                def test_footnotes
                  raw = <<-RAW
              This is some text[1].
              fn1. This is the foot note
              RAW
                  expected = <<-EXPECTED
              <p>This is some text<sup><a href=\"#fn1\">1</a></sup>.</p>
              <p id="fn1" class="footnote"><sup>1</sup> This is the foot note</p>
              EXPECTED
                  assert_equal expected.gsub(%r{[\r\n\t]}, ''), textilizable(raw).gsub(%r{[\r\n\t]}, '')
                end
                def test_headings
                  raw = 'h1. Some heading'
                  expected = %|<a name="Some-heading"></a>\n<h1 >Some heading<a href="#Some-heading" class="wiki-anchor">&para;</a></h1>|
                  assert_equal expected, textilizable(raw)
                end
                def test_headings_with_special_chars
                  # This test makes sure that the generated anchor names match the expected
                  # ones even if the heading text contains unconventional characters
                  raw = 'h1. Some heading related to version 0.5'
                  anchor = sanitize_anchor_name("Some-heading-related-to-version-0.5")
                  expected = %|<a name="#{anchor}"></a>\n<h1 >Some heading related to version 0.5<a href="##{anchor}" class="wiki-anchor">&para;</a></h1>|
                  assert_equal expected, textilizable(raw)
                end
                def test_headings_in_wiki_single_page_export_should_be_prepended_with_page_title
                  page = WikiPage.new( :title => 'Page Title', :wiki_id => 1 )
                  content = WikiContent.new( :text => 'h1. Some heading', :page => page )
                  expected = %|<a name="Page_Title_Some-heading"></a>\n<h1 >Some heading<a href="#Page_Title_Some-heading" class="wiki-anchor">&para;</a></h1>|
                  assert_equal expected, textilizable(content, :text, :wiki_links => :anchor )
                end
                def test_table_of_content
                  raw = <<-RAW
              {{toc}}
              h1. Title
              Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sed libero.
              h2. Subtitle with a [[Wiki]] link
              Nullam commodo metus accumsan nulla. Curabitur lobortis dui id dolor.
              h2. Subtitle with [[Wiki|another Wiki]] link
              h2. Subtitle with %{color:red}red text%
              <pre>
              some code
              </pre>
              h3. Subtitle with *some* _modifiers_
              h3. Subtitle with @inline code@
              h1. Another title
              h3. An "Internet link":http://www.redmine.org/ inside subtitle
              h2. "Project Name !/attachments/1234/logo_small.gif! !/attachments/5678/logo_2.png!":/projects/projectname/issues
              RAW
                  expected =  '<ul class="toc">' +
                                '<li><a href="#Title">Title</a>' +
                                  '<ul>' +
                                    '<li><a href="#Subtitle-with-a-Wiki-link">Subtitle with a Wiki link</a></li>' +
                                    '<li><a href="#Subtitle-with-another-Wiki-link">Subtitle with another Wiki link</a></li>' +
                                    '<li><a href="#Subtitle-with-red-text">Subtitle with red text</a>' +
                                      '<ul>' +
                                        '<li><a href="#Subtitle-with-some-modifiers">Subtitle with some modifiers</a></li>' +
                                        '<li><a href="#Subtitle-with-inline-code">Subtitle with inline code</a></li>' +
                                      '</ul>' +
                                    '</li>' +
                                  '</ul>' +
                                '</li>' +
                                '<li><a href="#Another-title">Another title</a>' +
                                  '<ul>' +
                                    '<li>' +
                                      '<ul>' +
                                        '<li><a href="#An-Internet-link-inside-subtitle">An Internet link inside subtitle</a></li>' +
                                      '</ul>' +
                                    '</li>' +
                                    '<li><a href="#Project-Name">Project Name</a></li>' +
                                  '</ul>' +
                                '</li>' +
                             '</ul>'
                  @project = Project.find(1)
                  assert textilizable(raw).gsub("\n", "").include?(expected)
                end
                def test_table_of_content_should_generate_unique_anchors
                  raw = <<-RAW
              {{toc}}
              h1. Title
              h2. Subtitle
              h2. Subtitle
              RAW
                  expected =  '<ul class="toc">' +
                                '<li><a href="#Title">Title</a>' +
                                  '<ul>' +
                                    '<li><a href="#Subtitle">Subtitle</a></li>' +
                                    '<li><a href="#Subtitle-2">Subtitle</a></li>'
                                  '</ul>'
                                '</li>' +
                             '</ul>'
                  @project = Project.find(1)
                  result = textilizable(raw).gsub("\n", "")
                  assert_include expected, result
                  assert_include '<a name="Subtitle">', result
                  assert_include '<a name="Subtitle-2">', result
                end
                def test_table_of_content_should_contain_included_page_headings
                  raw = <<-RAW
              {{toc}}
              h1. Included
              {{include(Child_1)}}
              RAW
                  expected = '<ul class="toc">' +
                             '<li><a href="#Included">Included</a></li>' +
                             '<li><a href="#Child-page-1">Child page 1</a></li>' +
                             '</ul>'
                  @project = Project.find(1)
                  assert textilizable(raw).gsub("\n", "").include?(expected)
                end
                def test_section_edit_links
                  raw = <<-RAW
              h1. Title
              Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sed libero.
              h2. Subtitle with a [[Wiki]] link
              h2. Subtitle with *some* _modifiers_
              h2. Subtitle with @inline code@
              <pre>
              some code
              h2. heading inside pre
              <h2>html heading inside pre</h2>
              </pre>
              h2. Subtitle after pre tag
              RAW
                  @project = Project.find(1)
                  set_language_if_valid 'en'
                  result = textilizable(raw, :edit_section_links => {:controller => 'wiki', :action => 'edit', :project_id => '1', :id => 'Test'}).gsub("\n", "")
                  # heading that contains inline code
                  assert_match Regexp.new('<div class="contextual" title="Edit this section">' +
                    '<a href="/projects/1/wiki/Test/edit\?section=4"><img alt="Edit" src="/images/edit.png(\?\d+)?" /></a></div>' +
                    '<a name="Subtitle-with-inline-code"></a>' +
                    '<h2 >Subtitle with <code>inline code</code><a href="#Subtitle-with-inline-code" class="wiki-anchor">&para;</a></h2>'),
                    result
                  # last heading
                  assert_match Regexp.new('<div class="contextual" title="Edit this section">' +
                    '<a href="/projects/1/wiki/Test/edit\?section=5"><img alt="Edit" src="/images/edit.png(\?\d+)?" /></a></div>' +
                    '<a name="Subtitle-after-pre-tag"></a>' +
                    '<h2 >Subtitle after pre tag<a href="#Subtitle-after-pre-tag" class="wiki-anchor">&para;</a></h2>'),
                    result
                end
                def test_default_formatter
                  with_settings :text_formatting => 'unknown' do
                    text = 'a *link*: http://www.example.net/'
                    assert_equal '<p>a *link*: <a class="external" href="http://www.example.net/">http://www.example.net/</a></p>', textilizable(text)
                  end
                end
                def test_due_date_distance_in_words
                  to_test = { Date.today => 'Due in 0 days',
                              Date.today + 1 => 'Due in 1 day',
                              Date.today + 100 => 'Due in about 3 months',
                              Date.today + 20000 => 'Due in over 54 years',
                              Date.today - 1 => '1 day late',
                              Date.today - 100 => 'about 3 months late',
                              Date.today - 20000 => 'over 54 years late',
                             }
                  ::I18n.locale = :en
                  to_test.each do |date, expected|
                    assert_equal expected, due_date_distance_in_words(date)
                  end
                end
                def test_avatar
                  # turn on avatars
                  Setting.gravatar_enabled = '1'
                  assert avatar(User.find_by_mail('jsmith@somenet.foo')).include?(Digest::MD5.hexdigest('jsmith@somenet.foo'))
                  assert avatar('jsmith <jsmith@somenet.foo>').include?(Digest::MD5.hexdigest('jsmith@somenet.foo'))
                  # Default size is 50
                  assert avatar('jsmith <jsmith@somenet.foo>').include?('size=50')
                  assert avatar('jsmith <jsmith@somenet.foo>', :size => 24).include?('size=24')
                  # Non-avatar options should be considered html options
                  assert avatar('jsmith <jsmith@somenet.foo>', :title => 'John Smith').include?('title="John Smith"')
                  # The default class of the img tag should be gravatar
                  assert avatar('jsmith <jsmith@somenet.foo>').include?('class="gravatar"')
                  assert !avatar('jsmith <jsmith@somenet.foo>', :class => 'picture').include?('class="gravatar"')
                  assert_nil avatar('jsmith')
                  assert_nil avatar(nil)
                  # turn off avatars
                  Setting.gravatar_enabled = '0'
                  assert_equal '', avatar(User.find_by_mail('jsmith@somenet.foo'))
                end
                def test_link_to_user
                  user = User.find(2)
                  t = link_to_user(user)
                  assert_equal "<a href=\"/users/2\">#{ user.name }</a>", t
                end
                def test_link_to_user_should_not_link_to_locked_user
                  user = User.find(5)
                  assert user.locked?
                  t = link_to_user(user)
                  assert_equal user.name, t
                end
                def test_link_to_user_should_not_link_to_anonymous
                  user = User.anonymous
                  assert user.anonymous?
                  t = link_to_user(user)
                  assert_equal ::I18n.t(:label_user_anonymous), t
                end
                def test_link_to_project
                  project = Project.find(1)
                  assert_equal %(<a href="/projects/ecookbook">eCookbook</a>),
                               link_to_project(project)
                  assert_equal %(<a href="/projects/ecookbook/settings">eCookbook</a>),
                               link_to_project(project, :action => 'settings')
                  assert_equal %(<a href="http://test.host/projects/ecookbook?jump=blah">eCookbook</a>),
                               link_to_project(project, {:only_path => false, :jump => 'blah'})
                  assert_equal %(<a href="/projects/ecookbook/settings" class="project">eCookbook</a>),
                               link_to_project(project, {:action => 'settings'}, :class => "project")
                end
                def test_link_to_legacy_project_with_numerical_identifier_should_use_id
                  # numeric identifier are no longer allowed
                  Project.update_all "identifier=25", "id=1"
                  assert_equal '<a href="/projects/1">eCookbook</a>',
                               link_to_project(Project.find(1))
                end
                def test_principals_options_for_select_with_users
                  User.current = nil
                  users = [User.find(2), User.find(4)]
                  assert_equal %(<option value="2">John Smith</option><option value="4">Robert Hill</option>),
                    principals_options_for_select(users)
                end
                def test_principals_options_for_select_with_selected
                  User.current = nil
                  users = [User.find(2), User.find(4)]
                  assert_equal %(<option value="2">John Smith</option><option value="4" selected="selected">Robert Hill</option>),
                    principals_options_for_select(users, User.find(4))
                end
                def test_principals_options_for_select_with_users_and_groups
                  User.current = nil
                  users = [User.find(2), Group.find(11), User.find(4), Group.find(10)]
                  assert_equal %(<option value="2">John Smith</option><option value="4">Robert Hill</option>) +
                    %(<optgroup label="Groups"><option value="10">A Team</option><option value="11">B Team</option></optgroup>),
                    principals_options_for_select(users)
                end
                def test_principals_options_for_select_with_empty_collection
                  assert_equal '', principals_options_for_select([])
                end
                def test_principals_options_for_select_should_include_me_option_when_current_user_is_in_collection
                  users = [User.find(2), User.find(4)]
                  User.current = User.find(4)
                  assert_include '<option value="4"><< me >></option>', principals_options_for_select(users)
                end
                def test_stylesheet_link_tag_should_pick_the_default_stylesheet
                  assert_match 'href="/stylesheets/styles.css"', stylesheet_link_tag("styles")
                end
                def test_stylesheet_link_tag_for_plugin_should_pick_the_plugin_stylesheet
                  assert_match 'href="/plugin_assets/foo/stylesheets/styles.css"', stylesheet_link_tag("styles", :plugin => :foo)
                end
                def test_image_tag_should_pick_the_default_image
                  assert_match 'src="/images/image.png"', image_tag("image.png")
                end
                def test_image_tag_should_pick_the_theme_image_if_it_exists
                  theme = Redmine::Themes.themes.last
                  theme.images << 'image.png'
                  with_settings :ui_theme => theme.id do
                    assert_match %|src="/themes/#{theme.dir}/images/image.png"|, image_tag("image.png")
                    assert_match %|src="/images/other.png"|, image_tag("other.png")
                  end
                ensure
                  theme.images.delete 'image.png'
                end
                def test_image_tag_sfor_plugin_should_pick_the_plugin_image
                  assert_match 'src="/plugin_assets/foo/images/image.png"', image_tag("image.png", :plugin => :foo)
                end
                def test_javascript_include_tag_should_pick_the_default_javascript
                  assert_match 'src="/javascripts/scripts.js"', javascript_include_tag("scripts")
                end
                def test_javascript_include_tag_for_plugin_should_pick_the_plugin_javascript
                  assert_match 'src="/plugin_assets/foo/javascripts/scripts.js"', javascript_include_tag("scripts", :plugin => :foo)
                end
                def test_per_page_links_should_show_usefull_values
                  set_language_if_valid 'en'
                  stubs(:link_to).returns("[link]")
                  with_settings :per_page_options => '10, 25, 50, 100' do
                    assert_nil per_page_links(10, 3)
                    assert_nil per_page_links(25, 3)
                    assert_equal "Per page: 10, [link]", per_page_links(10, 22)
                    assert_equal "Per page: [link], 25", per_page_links(25, 22)
                    assert_equal "Per page: [link], [link], 50", per_page_links(50, 22)
                    assert_equal "Per page: [link], 25, [link]", per_page_links(25, 26)
                    assert_equal "Per page: [link], 25, [link], [link]", per_page_links(25, 120)
                  end
                end
              end

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