From a9e4b41d4afba7eec48d2a0f344fd768d3d84175 Mon Sep 17 00:00:00 2001
From: Jean-Philippe Lang <jp_lang@yahoo.fr>
Date: Sun, 30 Jul 2017 18:23:06 +0000
Subject: Move helper tests to test/helpers (#26504).

git-svn-id: http://svn.redmine.org/redmine/trunk@16930 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 test/helpers/activities_helper_test.rb    |  102 ++
 test/helpers/application_helper_test.rb   | 1582 +++++++++++++++++++++++++++++
 test/helpers/custom_fields_helper_test.rb |   89 ++
 test/helpers/empty                        |    0
 test/helpers/groups_helper_test.rb        |   42 +
 test/helpers/issues_helper_test.rb        |  332 ++++++
 test/helpers/journals_helper_test.rb      |   48 +
 test/helpers/members_helper_test.rb       |   43 +
 test/helpers/projects_helper_test.rb      |   78 ++
 test/helpers/queries_helper_test.rb       |   96 ++
 test/helpers/routes_helper_test.rb        |   43 +
 test/helpers/search_helper_test.rb        |   48 +
 test/helpers/settings_helper_test.rb      |   30 +
 test/helpers/sort_helper_test.rb          |  109 ++
 test/helpers/timelog_helper_test.rb       |   53 +
 test/helpers/version_helper_test.rb       |   54 +
 test/helpers/watchers_helper_test.rb      |   67 ++
 test/helpers/wiki_helper_test.rb          |   45 +
 18 files changed, 2861 insertions(+)
 create mode 100644 test/helpers/activities_helper_test.rb
 create mode 100644 test/helpers/application_helper_test.rb
 create mode 100644 test/helpers/custom_fields_helper_test.rb
 delete mode 100644 test/helpers/empty
 create mode 100644 test/helpers/groups_helper_test.rb
 create mode 100644 test/helpers/issues_helper_test.rb
 create mode 100644 test/helpers/journals_helper_test.rb
 create mode 100644 test/helpers/members_helper_test.rb
 create mode 100644 test/helpers/projects_helper_test.rb
 create mode 100644 test/helpers/queries_helper_test.rb
 create mode 100644 test/helpers/routes_helper_test.rb
 create mode 100644 test/helpers/search_helper_test.rb
 create mode 100644 test/helpers/settings_helper_test.rb
 create mode 100644 test/helpers/sort_helper_test.rb
 create mode 100644 test/helpers/timelog_helper_test.rb
 create mode 100644 test/helpers/version_helper_test.rb
 create mode 100644 test/helpers/watchers_helper_test.rb
 create mode 100644 test/helpers/wiki_helper_test.rb

(limited to 'test/helpers')

diff --git a/test/helpers/activities_helper_test.rb b/test/helpers/activities_helper_test.rb
new file mode 100644
index 000000000..b4a03369a
--- /dev/null
+++ b/test/helpers/activities_helper_test.rb
@@ -0,0 +1,102 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 ActivitiesHelperTest < Redmine::HelperTest
+  include ActivitiesHelper
+
+  class MockEvent
+    attr_reader :event_datetime, :event_group, :name
+
+    def initialize(group=nil)
+      @@count ||= 0
+      @name = "e#{@@count}"
+      @event_datetime = Time.now + @@count.hours
+      @event_group = group || self
+      @@count += 1
+    end
+
+    def self.clear
+      @@count = 0
+    end
+  end
+
+  def setup
+    super
+    MockEvent.clear
+  end
+
+  def test_sort_activity_events_should_sort_by_datetime
+    events = []
+    events << MockEvent.new
+    events << MockEvent.new
+    events << MockEvent.new
+
+    assert_equal [
+        ['e2', false],
+        ['e1', false],
+        ['e0', false]
+      ], sort_activity_events(events).map {|event, grouped| [event.name, grouped]}
+  end
+
+  def test_sort_activity_events_should_group_events
+    events = []
+    events << MockEvent.new
+    events << MockEvent.new(events[0])
+    events << MockEvent.new(events[0])
+
+    assert_equal [
+        ['e2', false],
+        ['e1', true],
+        ['e0', true]
+      ], sort_activity_events(events).map {|event, grouped| [event.name, grouped]}
+  end
+
+  def test_sort_activity_events_with_group_not_in_set_should_group_events
+    e = MockEvent.new
+    events = []
+    events << MockEvent.new(e)
+    events << MockEvent.new(e)
+
+    assert_equal [
+        ['e2', false],
+        ['e1', true]
+      ], sort_activity_events(events).map {|event, grouped| [event.name, grouped]}
+  end
+
+  def test_sort_activity_events_should_sort_by_datetime_and_group
+    events = []
+    events << MockEvent.new
+    events << MockEvent.new
+    events << MockEvent.new
+    events << MockEvent.new(events[1])
+    events << MockEvent.new(events[2])
+    events << MockEvent.new
+    events << MockEvent.new(events[2])
+
+    assert_equal [
+        ['e6', false],
+        ['e4', true],
+        ['e2', true],
+        ['e5', false],
+        ['e3', false],
+        ['e1', true],
+        ['e0', false]
+      ], sort_activity_events(events).map {|event, grouped| [event.name, grouped]}
+  end
+end
diff --git a/test/helpers/application_helper_test.rb b/test/helpers/application_helper_test.rb
new file mode 100644
index 000000000..6a461c31a
--- /dev/null
+++ b/test/helpers/application_helper_test.rb
@@ -0,0 +1,1582 @@
+# encoding: utf-8
+#
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 < Redmine::HelperTest
+  include ERB::Util
+  include Rails.application.routes.url_helpers
+
+  fixtures :projects, :enabled_modules,
+           :users, :email_addresses,
+           :members, :member_roles, :roles,
+           :repositories, :changesets,
+           :projects_trackers,
+           :trackers, :issue_statuses, :issues, :versions, :documents,
+           :wikis, :wiki_pages, :wiki_contents,
+           :boards, :messages, :news,
+           :attachments, :enumerations
+
+  def setup
+    super
+    set_tmp_attachments_directory
+    @russian_test = "\xd1\x82\xd0\xb5\xd1\x81\xd1\x82".force_encoding('UTF-8')
+  end
+
+  test "#link_to_if_authorized for authorized user 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/actionr',
+                                    {:controller => 'issues', :action => 'edit', :id => Issue.first.id})
+    assert_match /href/, response
+  end
+
+  test "#link_to_if_authorized for unauthorized user should display nothing if user isn't authorized" do
+    User.current = User.find_by_login('dlopper')
+    @project = Project.find('private-child')
+    issue = @project.issues.first
+    assert !issue.visible?
+
+    response = link_to_if_authorized('Never displayed',
+                                    {:controller => 'issues', :action => 'show', :id => issue})
+    assert_nil response
+  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;',
+      # invalid urls
+      'http://' => 'http://',
+      'www.' => 'www.',
+      'test-www.bar.com' => 'test-www.bar.com',
+    }
+    to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text) }
+  end
+
+  def test_auto_links_with_non_ascii_characters
+    to_test = {
+      "http://foo.bar/#{@russian_test}" =>
+        %|<a class="external" href="http://foo.bar/#{@russian_test}">http://foo.bar/#{@russian_test}</a>|
+    }
+    to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text) }
+  end
+
+  def test_auto_mailto
+    to_test = {
+      'test@foo.bar' => '<a class="email" href="mailto:test@foo.bar">test@foo.bar</a>',
+      'test@www.foo.bar' => '<a class="email" href="mailto:test@www.foo.bar">test@www.foo.bar</a>',
+    }
+    to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text) }
+  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 <span style="float:right"><img src="http://foo.bar/image.jpg" alt="" /></span>',
+      'with class !(some-class)http://foo.bar/image.jpg!' => 'with class <img src="http://foo.bar/image.jpg" class="wiki-class-some-class" alt="" />',
+      'with class !(wiki-class-foo)http://foo.bar/image.jpg!' => 'with class <img src="http://foo.bar/image.jpg" class="wiki-class-foo" 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/logo.gif" title="This is a logo" alt="This is a logo" />',
+      'Inline image: !logo.GIF!' => 'Inline image: <img src="/attachments/download/3/logo.gif" 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/logo.gif" title="This is a logo" alt="This is a logo" /></a>',
+    }
+    attachments = Attachment.all
+    to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text, :attachments => attachments) }
+  end
+
+  def test_attached_images_with_textile_and_non_ascii_filename
+    attachment = Attachment.generate!(:filename => 'café.jpg')
+    with_settings :text_formatting => 'textile' do
+      assert_include %(<img src="/attachments/download/#{attachment.id}/caf%C3%A9.jpg" alt="" />),
+        textilizable("!café.jpg!)", :attachments => [attachment])
+    end
+  end
+
+  def test_attached_images_with_markdown_and_non_ascii_filename
+    skip unless Object.const_defined?(:Redcarpet)
+
+    attachment = Attachment.generate!(:filename => 'café.jpg')
+    with_settings :text_formatting => 'markdown' do
+      assert_include %(<img src="/attachments/download/#{attachment.id}/caf%C3%A9.jpg" alt="" />),
+        textilizable("![](café.jpg)", :attachments => [attachment])
+    end
+  end
+
+  def test_attached_images_with_hires_naming
+    attachment = Attachment.generate!(:filename => 'image@2x.png')
+      assert_equal %(<p><img src="/attachments/download/#{attachment.id}/image@2x.png" srcset="/attachments/download/#{attachment.id}/image@2x.png 2x" alt="" /></p>),
+        textilizable("!image@2x.png!", :attachments => [attachment])
+  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 + '/testtest.JPG" alt="" />',
+      'Inline image: !testtest.jpeg!' =>
+        'Inline image: <img src="/attachments/download/' + a2.id.to_s + '/testtest.jpeg" alt="" />',
+      'Inline image: !testtest.jpe!' =>
+        'Inline image: <img src="/attachments/download/' + a3.id.to_s + '/testtest.JPE" alt="" />',
+      'Inline image: !testtest.bmp!' =>
+        'Inline image: <img src="/attachments/download/' + a4.id.to_s + '/Testtest.BMP" 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 + '/testfile.PNG" alt="" />',
+      'Inline image: !Testfile.PNG!' =>
+        'Inline image: <img src="/attachments/download/' + a2.id.to_s + '/testfile.PNG" 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_textile_external_links_with_non_ascii_characters
+    to_test = {
+      %|This is a "link":http://foo.bar/#{@russian_test}| =>
+        %|This is a <a href="http://foo.bar/#{@russian_test}" class="external">link</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.find(3).css_classes, :title => 'Bug: Error 281 when updating a recipe (New)')
+    note_link = link_to('#3-14', {:controller => 'issues', :action => 'show', :id => 3, :anchor => 'note-14'},
+                               :class => Issue.find(3).css_classes, :title => 'Bug: Error 281 when updating a recipe (New)')
+    note_link2 = link_to('#3#note-14', {:controller => 'issues', :action => 'show', :id => 3, :anchor => 'note-14'},
+                               :class => Issue.find(3).css_classes, :title => 'Bug: Error 281 when updating a recipe (New)')
+
+    revision_link = link_to('r1', {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :rev => 1},
+                                   :class => 'changeset', :title => 'My very first commit do not escaping #<>&')
+    revision_link2 = link_to('r2', {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :rev => 2},
+                                    :class => 'changeset', :title => 'This commit fixes #1, #2 and references #1 & #3')
+
+    changeset_link2 = link_to('691322a8eb01e11fd7',
+                              {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :rev => 1},
+                               :class => 'changeset', :title => 'My very first commit do not escaping #<>&')
+
+    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 = '/projects/ecookbook/repository/entry/some/file'
+    source_url_with_rev = '/projects/ecookbook/repository/revisions/52/entry/some/file'
+    source_url_with_ext = '/projects/ecookbook/repository/entry/some/file.ext'
+    source_url_with_rev_and_ext = '/projects/ecookbook/repository/revisions/52/entry/some/file.ext'
+    source_url_with_branch = '/projects/ecookbook/repository/revisions/branch/entry/some/file'
+
+    export_url = '/projects/ecookbook/repository/raw/some/file'
+    export_url_with_rev = '/projects/ecookbook/repository/revisions/52/raw/some/file'
+    export_url_with_ext = '/projects/ecookbook/repository/raw/some/file.ext'
+    export_url_with_rev_and_ext = '/projects/ecookbook/repository/revisions/52/raw/some/file.ext'
+    export_url_with_branch = '/projects/ecookbook/repository/revisions/branch/raw/some/file'
+
+    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_link2,
+      # should not ignore leading zero
+      '#03'                         => '#03',
+      # changesets
+      'r1'                          => revision_link,
+      'r1.'                         => "#{revision_link}.",
+      'r1, r2'                      => "#{revision_link}, #{revision_link2}",
+      'r1,r2'                       => "#{revision_link},#{revision_link2}",
+      'commit:691322a8eb01e11fd7'   => 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_with_rev, :class => 'source'),
+      'source:/some/file@branch'    => link_to('source:/some/file@branch', source_url_with_branch, :class => 'source'),
+      'source:/some/file.ext@52'    => link_to('source:/some/file.ext@52', source_url_with_rev_and_ext, :class => 'source'),
+      'source:/some/file#L110'      => link_to('source:/some/file#L110', source_url + "#L110", :class => 'source'),
+      'source:/some/file.ext#L110'  => link_to('source:/some/file.ext#L110', source_url_with_ext + "#L110", :class => 'source'),
+      'source:/some/file@52#L110'   => link_to('source:/some/file@52#L110', source_url_with_rev + "#L110", :class => 'source'),
+      # export
+      'export:/some/file'           => link_to('export:/some/file', export_url, :class => 'source download'),
+      'export:/some/file.ext'       => link_to('export:/some/file.ext', export_url_with_ext, :class => 'source download'),
+      'export:/some/file@52'        => link_to('export:/some/file@52', export_url_with_rev, :class => 'source download'),
+      'export:/some/file.ext@52'    => link_to('export:/some/file.ext@52', export_url_with_rev_and_ext, :class => 'source download'),
+      'export:/some/file@branch'    => link_to('export:/some/file@branch', export_url_with_branch, :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>',
+      # user
+      'user:jsmith'                 => link_to_user(User.find_by_id(2)),
+      'user#2'                      => link_to_user(User.find_by_id(2)),
+      '@jsmith'                     => link_to_user(User.find_by_id(2)),
+      # invalid user
+      'user:foobar'                 => 'user:foobar',
+    }
+    @project = Project.find(1)
+    to_test.each { |text, result| assert_equal "<p>#{result}</p>", textilizable(text), "#{text} failed" }
+  end
+
+  def test_user_links_with_email_as_login_name_should_not_be_parsed
+    u = User.generate!(:login => 'jsmith@somenet.foo')
+    raw = "@jsmith@somenet.foo should not be parsed in jsmith@somenet.foo"
+
+    assert_match %r{<p><a class="user active".*>#{u.name}</a> should not be parsed in <a class="email" href="mailto:jsmith@somenet.foo">jsmith@somenet.foo</a></p>},
+      textilizable(raw, :project => Project.find(1))
+  end
+
+  def test_should_not_parse_redmine_links_inside_link
+    raw = "r1 should not be parsed in http://example.com/url-r1/"
+    assert_match %r{<p><a class="changeset".*>r1</a> should not be parsed in <a class="external" href="http://example.com/url-r1/">http://example.com/url-r1/</a></p>},
+      textilizable(raw, :project => Project.find(1))
+  end
+
+  def test_redmine_links_with_a_different_project_before_current_project
+    vp1 = Version.generate!(:project_id => 1, :name => '1.4.4')
+    vp3 = Version.generate!(:project_id => 3, :name => '1.4.4')
+    @project = Project.find(3)
+    result1 = link_to("1.4.4", "/versions/#{vp1.id}", :class => "version")
+    result2 = link_to("1.4.4", "/versions/#{vp3.id}", :class => "version")
+    assert_equal "<p>#{result1} #{result2}</p>",
+                 textilizable("ecookbook:version:1.4.4 version:1.4.4")
+  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"'    =>
+          link_to("Test document", "/documents/1", :class => "document"),
+      'invalid:document:"Test document"'      => 'invalid:document:"Test document"',
+      # versions
+      'version:"1.0"'                         => 'version:"1.0"',
+      'ecookbook:version:"1.0"'               =>
+          link_to("1.0", "/versions/2", :class => "version"),
+      '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 do |text, result|
+      assert_equal "<p>#{result}</p>", textilizable(text), "#{text} failed"
+    end
+  end
+
+  def test_redmine_links_by_name_should_work_with_html_escaped_characters
+    v = Version.generate!(:name => "Test & Show.txt", :project_id => 1)
+    link = link_to("Test & Show.txt", "/versions/#{v.id}", :class => "version")
+
+    @project = v.project
+    assert_equal "<p>#{link}</p>", textilizable('version:"Test & Show.txt"')
+  end
+
+  def test_link_to_issue_subject
+    issue = Issue.generate!(:subject => "01234567890123456789")
+    str = link_to_issue(issue, :truncate => 10)
+    result = link_to("Bug ##{issue.id}", "/issues/#{issue.id}", :class => issue.css_classes)
+    assert_equal "#{result}: 0123456...", str
+
+    issue = Issue.generate!(:subject => "<&>")
+    str = link_to_issue(issue)
+    result = link_to("Bug ##{issue.id}", "/issues/#{issue.id}", :class => issue.css_classes)
+    assert_equal "#{result}: &lt;&amp;&gt;", str
+
+    issue = Issue.generate!(:subject => "<&>0123456789012345")
+    str = link_to_issue(issue, :truncate => 10)
+    result = link_to("Bug ##{issue.id}", "/issues/#{issue.id}", :class => issue.css_classes)
+    assert_equal "#{result}: &lt;&amp;&gt;0123...", str
+  end
+
+  def test_link_to_issue_title
+    long_str = "0123456789" * 5
+
+    issue = Issue.generate!(:subject => "#{long_str}01234567890123456789")
+    str = link_to_issue(issue, :subject => false)
+    result = link_to("Bug ##{issue.id}", "/issues/#{issue.id}",
+                     :class => issue.css_classes,
+                     :title => "#{long_str}0123456...")
+    assert_equal result, str
+
+    issue = Issue.generate!(:subject => "<&>#{long_str}01234567890123456789")
+    str = link_to_issue(issue, :subject => false)
+    result = link_to("Bug ##{issue.id}", "/issues/#{issue.id}",
+                     :class => issue.css_classes,
+                     :title => "<&>#{long_str}0123...")
+    assert_equal result, str
+  end
+
+  def test_multiple_repositories_redmine_links
+    svn = Repository::Subversion.create!(:project_id => 1, :identifier => 'svn_repo-1', :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('svn_repo-1|r123', {:controller => 'repositories', :action => 'revision', :id => 'ecookbook', :repository_id => 'svn_repo-1', :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,
+      'svn_repo-1|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_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
+    text = 'attachment:error281.txt'
+    result = link_to("error281.txt", "/attachments/1/error281.txt",
+                     :class => "attachment")
+    assert_equal "<p>#{result}</p>",
+                 textilizable(text,
+                              :attachments => Issue.find(3).attachments),
+                 "#{text} failed"
+  end
+
+  def test_attachment_link_should_link_to_latest_attachment
+    set_tmp_attachments_directory
+    a1 = Attachment.generate!(:filename => "test.txt", :created_on => 1.hour.ago)
+    a2 = Attachment.generate!(:filename => "test.txt")
+    result = link_to("test.txt", "/attachments/#{a2.id}/test.txt",
+                     :class => "attachment")
+    assert_equal "<p>#{result}</p>",
+                 textilizable('attachment:test.txt', :attachments => [a1, a2])
+  end
+
+  def test_wiki_links
+    User.current = User.find_by_login('jsmith')
+    russian_eacape = CGI.escape(@russian_test)
+    to_test = {
+      '[[CookBook documentation]]' =>
+          link_to("CookBook documentation",
+                  "/projects/ecookbook/wiki/CookBook_documentation",
+                  :class => "wiki-page"),
+      '[[Another page|Page]]' =>
+          link_to("Page",
+                  "/projects/ecookbook/wiki/Another_page",
+                  :class => "wiki-page"),
+      # title content should be formatted
+      '[[Another page|With _styled_ *title*]]' =>
+          link_to("With <em>styled</em> <strong>title</strong>".html_safe,
+                  "/projects/ecookbook/wiki/Another_page",
+                  :class => "wiki-page"),
+      '[[Another page|With title containing <strong>HTML entities &amp; markups</strong>]]' =>
+          link_to("With title containing &lt;strong&gt;HTML entities &amp; markups&lt;/strong&gt;".html_safe,
+                  "/projects/ecookbook/wiki/Another_page",
+                  :class => "wiki-page"),
+      # link with anchor
+      '[[CookBook documentation#One-section]]' =>
+          link_to("CookBook documentation",
+                  "/projects/ecookbook/wiki/CookBook_documentation#One-section",
+                  :class => "wiki-page"),
+      '[[Another page#anchor|Page]]' =>
+          link_to("Page",
+                  "/projects/ecookbook/wiki/Another_page#anchor",
+                  :class => "wiki-page"),
+      # UTF8 anchor
+      "[[Another_page##{@russian_test}|#{@russian_test}]]" =>
+          link_to(@russian_test,
+                  "/projects/ecookbook/wiki/Another_page##{russian_eacape}",
+                  :class => "wiki-page"),
+      # page that doesn't exist
+      '[[Unknown page]]' =>
+          link_to("Unknown page",
+                  "/projects/ecookbook/wiki/Unknown_page",
+                  :class => "wiki-page new"),
+      '[[Unknown page|404]]' =>
+          link_to("404",
+                  "/projects/ecookbook/wiki/Unknown_page",
+                  :class => "wiki-page new"),
+      # link to another project wiki
+      '[[onlinestore:]]' =>
+          link_to("onlinestore",
+                  "/projects/onlinestore/wiki",
+                  :class => "wiki-page"),
+      '[[onlinestore:|Wiki]]' =>
+          link_to("Wiki",
+                  "/projects/onlinestore/wiki",
+                  :class => "wiki-page"),
+      '[[onlinestore:Start page]]' =>
+          link_to("Start page",
+                  "/projects/onlinestore/wiki/Start_page",
+                  :class => "wiki-page"),
+      '[[onlinestore:Start page|Text]]' =>
+          link_to("Text",
+                  "/projects/onlinestore/wiki/Start_page",
+                  :class => "wiki-page"),
+      '[[onlinestore:Unknown page]]' =>
+          link_to("Unknown page",
+                  "/projects/onlinestore/wiki/Unknown_page",
+                  :class => "wiki-page new"),
+      # struck through link
+      '-[[Another page|Page]]-' =>
+          "<del>".html_safe +
+            link_to("Page",
+                    "/projects/ecookbook/wiki/Another_page",
+                    :class => "wiki-page").html_safe +
+            "</del>".html_safe,
+      '-[[Another page|Page]] link-' =>
+          "<del>".html_safe +
+            link_to("Page",
+                    "/projects/ecookbook/wiki/Another_page",
+                    :class => "wiki-page").html_safe +
+            " link</del>".html_safe,
+      # escaping
+      '![[Another page|Page]]' => '[[Another page|Page]]',
+      # project does not exist
+      '[[unknowproject:Start]]' => '[[unknowproject:Start]]',
+      '[[unknowproject:Start|Page title]]' => '[[unknowproject:Start|Page title]]',
+      # missing permission to view wiki in project
+      '[[private-child:]]' => '[[private-child:]]',
+      '[[private-child:Wiki]]' => '[[private-child:Wiki]]',
+    }
+    @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]]' =>
+         link_to("CookBook documentation", "CookBook_documentation.html",
+                 :class => "wiki-page"),
+      '[[CookBook documentation|documentation]]' =>
+         link_to("documentation", "CookBook_documentation.html",
+                 :class => "wiki-page"),
+      '[[CookBook documentation#One-section]]' =>
+         link_to("CookBook documentation", "CookBook_documentation.html#One-section",
+                 :class => "wiki-page"),
+      '[[CookBook documentation#One-section|documentation]]' =>
+         link_to("documentation", "CookBook_documentation.html#One-section",
+                 :class => "wiki-page"),
+      # page that doesn't exist
+      '[[Unknown page]]' =>
+         link_to("Unknown page", "Unknown_page.html",
+                 :class => "wiki-page new"),
+      '[[Unknown page|404]]' =>
+         link_to("404", "Unknown_page.html",
+                 :class => "wiki-page new"),
+      '[[Unknown page#anchor]]' =>
+         link_to("Unknown page", "Unknown_page.html#anchor",
+                 :class => "wiki-page new"),
+      '[[Unknown page#anchor|404]]' =>
+         link_to("404", "Unknown_page.html#anchor",
+                 :class => "wiki-page new"),
+    }
+    @project = Project.find(1)
+    to_test.each do |text, result|
+      assert_equal "<p>#{result}</p>", textilizable(text, :wiki_links => :local)
+    end
+  end
+
+  def test_wiki_links_within_wiki_page_context
+    page = WikiPage.find_by_title('Another_page' )
+    to_test = {
+      '[[CookBook documentation]]' =>
+         link_to("CookBook documentation",
+                 "/projects/ecookbook/wiki/CookBook_documentation",
+                 :class => "wiki-page"),
+      '[[CookBook documentation|documentation]]' =>
+         link_to("documentation",
+                 "/projects/ecookbook/wiki/CookBook_documentation",
+                 :class => "wiki-page"),
+      '[[CookBook documentation#One-section]]' =>
+         link_to("CookBook documentation",
+                 "/projects/ecookbook/wiki/CookBook_documentation#One-section",
+                 :class => "wiki-page"),
+      '[[CookBook documentation#One-section|documentation]]' =>
+         link_to("documentation",
+                 "/projects/ecookbook/wiki/CookBook_documentation#One-section",
+                 :class => "wiki-page"),
+      # link to the current page
+      '[[Another page]]' =>
+         link_to("Another page",
+                 "/projects/ecookbook/wiki/Another_page",
+                 :class => "wiki-page"),
+      '[[Another page|Page]]' =>
+         link_to("Page",
+                 "/projects/ecookbook/wiki/Another_page",
+                 :class => "wiki-page"),
+      '[[Another page#anchor]]' =>
+         link_to("Another page",
+                 "#anchor",
+                 :class => "wiki-page"),
+      '[[Another page#anchor|Page]]' =>
+         link_to("Page",
+                 "#anchor",
+                 :class => "wiki-page"),
+      # page that doesn't exist
+      '[[Unknown page]]' =>
+         link_to("Unknown page",
+                 "/projects/ecookbook/wiki/Unknown_page?parent=Another_page",
+                 :class => "wiki-page new"),
+      '[[Unknown page|404]]' =>
+         link_to("404",
+                 "/projects/ecookbook/wiki/Unknown_page?parent=Another_page",
+                 :class => "wiki-page new"),
+      '[[Unknown page#anchor]]' =>
+         link_to("Unknown page",
+                 "/projects/ecookbook/wiki/Unknown_page?parent=Another_page#anchor",
+                 :class => "wiki-page new"),
+      '[[Unknown page#anchor|404]]' =>
+         link_to("404",
+                 "/projects/ecookbook/wiki/Unknown_page?parent=Another_page#anchor",
+                 :class => "wiki-page new"),
+    }
+    @project = Project.find(1)
+    to_test.each do |text, result|
+      assert_equal "<p>#{result}</p>",
+                   textilizable(WikiContent.new( :text => text, :page => page ), :text)
+    end
+  end
+
+  def test_wiki_links_anchor_option_should_prepend_page_title_to_href
+    to_test = {
+      # link to a page
+      '[[CookBook documentation]]' =>
+          link_to("CookBook documentation",
+                  "#CookBook_documentation",
+                  :class => "wiki-page"),
+      '[[CookBook documentation|documentation]]' =>
+          link_to("documentation",
+                  "#CookBook_documentation",
+                  :class => "wiki-page"),
+      '[[CookBook documentation#One-section]]' =>
+          link_to("CookBook documentation",
+                  "#CookBook_documentation_One-section",
+                  :class => "wiki-page"),
+      '[[CookBook documentation#One-section|documentation]]' =>
+          link_to("documentation",
+                  "#CookBook_documentation_One-section",
+                  :class => "wiki-page"),
+      # page that doesn't exist
+      '[[Unknown page]]' =>
+          link_to("Unknown page",
+                  "#Unknown_page",
+                  :class => "wiki-page new"),
+      '[[Unknown page|404]]' =>
+          link_to("404",
+                  "#Unknown_page",
+                  :class => "wiki-page new"),
+      '[[Unknown page#anchor]]' =>
+          link_to("Unknown page",
+                  "#Unknown_page_anchor",
+                  :class => "wiki-page new"),
+      '[[Unknown page#anchor|404]]' =>
+          link_to("404",
+                  "#Unknown_page_anchor",
+                  :class => "wiki-page new"),
+    }
+    @project = Project.find(1)
+    to_test.each do |text, result|
+      assert_equal "<p>#{result}</p>", textilizable(text, :wiki_links => :anchor)
+    end
+  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 including class
+      "<pre class='foo'>some text</pre>" => "<pre>some text</pre>",
+      '<pre class="foo">some text</pre>' => '<pre>some text</pre>',
+      "<pre class='foo bar'>some text</pre>" => "<pre>some text</pre>",
+      '<pre class="foo bar">some text</pre>' => '<pre>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
+
+    result1 = link_to("CookBook documentation",
+                      "/projects/ecookbook/wiki/CookBook_documentation",
+                      :class => "wiki-page")
+    result2 = link_to('#1',
+                      "/issues/1",
+                      :class => Issue.find(1).css_classes,
+                      :title => "Bug: Cannot print recipes (New)")
+
+    expected = <<-EXPECTED
+<p>#{result1}</p>
+<p>#{result2}</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_unbalanced_closing_pre_tag_should_not_error
+    assert_nothing_raised do
+      textilizable("unbalanced</pre>")
+    end
+  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="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_nil to_path_param('/')
+  end
+
+  def test_wiki_links_in_tables
+    text = "|[[Page|Link title]]|[[Other Page|Other title]]|\n|Cell 21|[[Last page]]|"
+    link1 = link_to("Link title", "/projects/ecookbook/wiki/Page", :class => "wiki-page new")
+    link2 = link_to("Other title", "/projects/ecookbook/wiki/Other_Page", :class => "wiki-page new")
+    link3 = link_to("Last page", "/projects/ecookbook/wiki/Last_page", :class => "wiki-page new")
+    result = "<tr><td>#{link1}</td>" +
+               "<td>#{link2}</td>" +
+               "</tr><tr><td>Cell 21</td><td>#{link3}</td></tr>"
+    @project = Project.find(1)
+    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
+    set_language_if_valid 'en'
+
+    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><strong>Table of contents</strong></li>' +
+                  '<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
+    set_language_if_valid 'en'
+
+    raw = <<-RAW
+{{toc}}
+
+h1. Title
+
+h2. Subtitle
+
+h2. Subtitle
+RAW
+
+    expected =  '<ul class="toc">' +
+                  '<li><strong>Table of contents</strong></li>' +
+                  '<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
+    set_language_if_valid 'en'
+
+    raw = <<-RAW
+{{toc}}
+
+h1. Included
+
+{{include(Child_1)}}
+RAW
+
+    expected = '<ul class="toc">' +
+               '<li><strong>Table of contents</strong></li>' +
+               '<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_toc_with_textile_formatting_should_be_parsed
+    with_settings :text_formatting => 'textile' do
+      assert_select_in textilizable("{{toc}}\n\nh1. Heading"), 'ul.toc li', :text => 'Heading'
+      assert_select_in textilizable("{{<toc}}\n\nh1. Heading"), 'ul.toc.left li', :text => 'Heading'
+      assert_select_in textilizable("{{>toc}}\n\nh1. Heading"), 'ul.toc.right li', :text => 'Heading'
+    end
+  end
+
+  if Object.const_defined?(:Redcarpet)
+  def test_toc_with_markdown_formatting_should_be_parsed
+    with_settings :text_formatting => 'markdown' do
+      assert_select_in textilizable("{{toc}}\n\n# Heading"), 'ul.toc li', :text => 'Heading'
+      assert_select_in textilizable("{{<toc}}\n\n# Heading"), 'ul.toc.left li', :text => 'Heading'
+      assert_select_in textilizable("{{>toc}}\n\n# Heading"), 'ul.toc.right li', :text => 'Heading'
+    end
+  end
+  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 heading-2" title="Edit this section" id="section-4">' +
+      '<a class="icon-only icon-edit" href="/projects/1/wiki/Test/edit\?section=4">Edit this section</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 heading-2" title="Edit this section" id="section-5">' +
+      '<a class="icon-only icon-edit" href="/projects/1/wiki/Test/edit\?section=5">Edit this section</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_textilizable_with_formatting_set_to_false_should_not_format_text
+    assert_equal '*text*', textilizable("*text*", :formatting => false)
+  end
+
+  def test_textilizable_with_formatting_set_to_true_should_format_text
+    assert_equal '<p><strong>text</strong></p>', textilizable("*text*", :formatting => true)
+  end
+
+  def test_parse_redmine_links_should_handle_a_tag_without_attributes
+    text = '<a>http://example.com</a>'
+    expected = text.dup
+    parse_redmine_links(text, nil, nil, nil, true, {})
+    assert_equal expected, text
+  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_enabled
+    with_settings :gravatar_enabled => '1' do
+      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)
+    end
+  end
+
+  def test_avatar_disabled
+    with_settings :gravatar_enabled => '0' do
+      assert_equal '', avatar(User.find_by_mail('jsmith@somenet.foo'))
+    end
+  end
+
+  def test_link_to_user
+    user = User.find(2)
+    result = link_to("John Smith", "/users/2", :class => "user active")
+    assert_equal result, link_to_user(user)
+  end
+
+  def test_link_to_user_should_not_link_to_locked_user
+    with_current_user nil do
+      user = User.find(5)
+      assert user.locked?
+      assert_equal 'Dave2 Lopper2', link_to_user(user)
+    end
+  end
+
+  def test_link_to_user_should_link_to_locked_user_if_current_user_is_admin
+    with_current_user User.find(1) do
+      user = User.find(5)
+      assert user.locked?
+      result = link_to("Dave2 Lopper2", "/users/5", :class => "user locked")
+      assert_equal result, link_to_user(user)
+    end
+  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_attachment
+    a = Attachment.find(3)
+    assert_equal '<a href="/attachments/3/logo.gif">logo.gif</a>',
+      link_to_attachment(a)
+    assert_equal '<a href="/attachments/3/logo.gif">Text</a>',
+      link_to_attachment(a, :text => 'Text')
+    result = link_to("logo.gif", "/attachments/3/logo.gif", :class => "foo")
+    assert_equal result,
+      link_to_attachment(a, :class => 'foo')
+    assert_equal '<a href="/attachments/download/3/logo.gif">logo.gif</a>',
+      link_to_attachment(a, :download => true)
+    assert_equal '<a href="http://test.host/attachments/3/logo.gif">logo.gif</a>',
+      link_to_attachment(a, :only_path => false)
+  end
+
+  def test_thumbnail_tag
+    a = Attachment.find(3)
+    assert_select_in thumbnail_tag(a),
+      'a[href=?][title=?] img[alt="3"][src=?]',
+      "/attachments/3/logo.gif", "logo.gif", "/attachments/thumbnail/3"
+  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="http://test.host/projects/ecookbook?jump=blah">eCookbook</a>),
+                 link_to_project(project, {:only_path => false, :jump => 'blah'})
+  end
+
+  def test_link_to_project_settings
+    project = Project.find(1)
+    assert_equal '<a href="/projects/ecookbook/settings">eCookbook</a>', link_to_project_settings(project)
+
+    project.status = Project::STATUS_CLOSED
+    assert_equal '<a href="/projects/ecookbook">eCookbook</a>', link_to_project_settings(project)
+
+    project.status = Project::STATUS_ARCHIVED
+    assert_equal 'eCookbook', link_to_project_settings(project)
+  end
+
+  def test_link_to_legacy_project_with_numerical_identifier_should_use_id
+    # numeric identifier are no longer allowed
+    Project.where(:id => 1).update_all(:identifier => 25)
+    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
+    set_language_if_valid 'en'
+    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
+    set_language_if_valid 'en'
+    users = [User.find(2), User.find(4)]
+    User.current = User.find(4)
+    assert_include '<option value="4">&lt;&lt; me &gt;&gt;</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_raw_json_should_escape_closing_tags
+    s = raw_json(["<foo>bar</foo>"])
+    assert_include '\/foo', s
+  end
+
+  def test_raw_json_should_be_html_safe
+    s = raw_json(["foo"])
+    assert s.html_safe?
+  end
+
+  def test_html_title_should_app_title_if_not_set
+    assert_equal 'Redmine', html_title
+  end
+
+  def test_html_title_should_join_items
+    html_title 'Foo', 'Bar'
+    assert_equal 'Foo - Bar - Redmine', html_title
+  end
+
+  def test_html_title_should_append_current_project_name
+    @project = Project.find(1)
+    html_title 'Foo', 'Bar'
+    assert_equal 'Foo - Bar - eCookbook - Redmine', html_title
+  end
+
+  def test_title_should_return_a_h2_tag
+    assert_equal '<h2>Foo</h2>', title('Foo')
+  end
+
+  def test_title_should_set_html_title
+    title('Foo')
+    assert_equal 'Foo - Redmine', html_title
+  end
+
+  def test_title_should_turn_arrays_into_links
+    assert_equal '<h2><a href="/foo">Foo</a></h2>', title(['Foo', '/foo'])
+    assert_equal 'Foo - Redmine', html_title
+  end
+
+  def test_title_should_join_items
+    assert_equal '<h2>Foo &#187; Bar</h2>', title('Foo', 'Bar')
+    assert_equal 'Bar - Foo - Redmine', html_title
+  end
+
+  def test_favicon_path
+    assert_match %r{^/favicon\.ico}, favicon_path
+  end
+
+  def test_favicon_path_with_suburi
+    Redmine::Utils.relative_url_root = '/foo'
+    assert_match %r{^/foo/favicon\.ico}, favicon_path
+  ensure
+    Redmine::Utils.relative_url_root = ''
+  end
+
+  def test_favicon_url
+    assert_match %r{^http://test\.host/favicon\.ico}, favicon_url
+  end
+
+  def test_favicon_url_with_suburi
+    Redmine::Utils.relative_url_root = '/foo'
+    assert_match %r{^http://test\.host/foo/favicon\.ico}, favicon_url
+  ensure
+    Redmine::Utils.relative_url_root = ''
+  end
+
+  def test_truncate_single_line
+    str = "01234"
+    result = truncate_single_line_raw("#{str}\n#{str}", 10)
+    assert_equal "01234 0...", result
+    assert !result.html_safe?
+    result = truncate_single_line_raw("#{str}<&#>\n#{str}#{str}", 16)
+    assert_equal "01234<&#> 012...", result
+    assert !result.html_safe?
+  end
+
+  def test_truncate_single_line_non_ascii
+    ja = "\xe6\x97\xa5\xe6\x9c\xac\xe8\xaa\x9e".force_encoding('UTF-8')
+    result = truncate_single_line_raw("#{ja}\n#{ja}\n#{ja}", 10)
+    assert_equal "#{ja} #{ja}...", result
+    assert !result.html_safe?
+  end
+
+  def test_back_url_should_remove_utf8_checkmark_from_referer
+    stubs(:request).returns(stub(:env => {'HTTP_REFERER' => "/path?utf8=\u2713&foo=bar"}))
+    assert_equal "/path?foo=bar", back_url
+  end
+
+  def test_hours_formatting
+    set_language_if_valid 'en'
+
+    with_settings :timespan_format => 'minutes' do
+      assert_equal '0:45', format_hours(0.75)
+      assert_equal '0:45 h', l_hours_short(0.75)
+      assert_equal '0:45 hour', l_hours(0.75)
+    end
+    with_settings :timespan_format => 'decimal' do
+      assert_equal '0.75', format_hours(0.75)
+      assert_equal '0.75 h', l_hours_short(0.75)
+      assert_equal '0.75 hour', l_hours(0.75)
+    end
+  end
+
+  def test_html_hours
+    assert_equal '<span class="hours hours-int">0</span><span class="hours hours-dec">:45</span>', html_hours('0:45')
+    assert_equal '<span class="hours hours-int">0</span><span class="hours hours-dec">.75</span>', html_hours('0.75')
+  end
+end
diff --git a/test/helpers/custom_fields_helper_test.rb b/test/helpers/custom_fields_helper_test.rb
new file mode 100644
index 000000000..151257548
--- /dev/null
+++ b/test/helpers/custom_fields_helper_test.rb
@@ -0,0 +1,89 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 CustomFieldsHelperTest < Redmine::HelperTest
+  include ApplicationHelper
+  include CustomFieldsHelper
+  include ERB::Util
+
+  def test_format_boolean_value
+    I18n.locale = 'en'
+    assert_equal 'Yes', format_value('1', CustomField.new(:field_format => 'bool'))
+    assert_equal 'No', format_value('0', CustomField.new(:field_format => 'bool'))
+  end
+
+  def test_label_tag_should_include_description_as_span_title_if_present
+    field = CustomField.new(:field_format => 'string', :description => 'This is the description')
+    tag = custom_field_label_tag('foo', CustomValue.new(:custom_field => field))
+    assert_select_in tag, 'label span[title=?]', 'This is the description'
+  end
+
+  def test_label_tag_should_not_include_title_if_description_is_blank
+    field = CustomField.new(:field_format => 'string')
+    tag = custom_field_label_tag('foo', CustomValue.new(:custom_field => field))
+    assert_select_in tag, 'label span[title]', 0
+  end
+
+  def test_label_tag_should_include_for_attribute_for_select_tag
+    field = CustomField.new(:name => 'Foo', :field_format => 'list')
+    s = custom_field_tag_with_label('foo', CustomValue.new(:custom_field => field))
+    assert_select_in s, 'label[for]'
+  end
+
+  def test_label_tag_should_not_include_for_attribute_for_checkboxes
+    field = CustomField.new(:name => 'Foo', :field_format => 'list', :edit_tag_style => 'check_box')
+    s = custom_field_tag_with_label('foo', CustomValue.new(:custom_field => field))
+    assert_select_in s, 'label:not([for])'
+  end
+
+  def test_label_tag_should_include_for_attribute_for_bool_as_select_tag
+    field = CustomField.new(:name => 'Foo', :field_format => 'bool')
+    s = custom_field_tag_with_label('foo', CustomValue.new(:custom_field => field))
+    assert_select_in s, 'label[for]'
+  end
+
+  def test_label_tag_should_include_for_attribute_for_bool_as_checkbox
+    field = CustomField.new(:name => 'Foo', :field_format => 'bool', :edit_tag_style => 'check_box')
+    s = custom_field_tag_with_label('foo', CustomValue.new(:custom_field => field))
+    assert_select_in s, 'label[for]'
+  end
+
+  def test_label_tag_should_not_include_for_attribute_for_bool_as_radio
+    field = CustomField.new(:name => 'Foo', :field_format => 'bool', :edit_tag_style => 'radio')
+    s = custom_field_tag_with_label('foo', CustomValue.new(:custom_field => field))
+    assert_select_in s, 'label:not([for])'
+  end
+
+  def test_unknow_field_format_should_be_edited_as_string
+    field = CustomField.new(:field_format => 'foo')
+    value = CustomValue.new(:value => 'bar', :custom_field => field)
+    field.id = 52
+
+    assert_select_in custom_field_tag('object', value),
+      'input[type=text][value=bar][name=?]', 'object[custom_field_values][52]'
+  end
+
+  def test_unknow_field_format_should_be_bulk_edited_as_string
+    field = CustomField.new(:field_format => 'foo')
+    field.id = 52
+
+    assert_select_in custom_field_tag_for_bulk_edit('object', field),
+      'input[type=text][value=""][name=?]', 'object[custom_field_values][52]'
+  end
+end
diff --git a/test/helpers/empty b/test/helpers/empty
deleted file mode 100644
index e69de29bb..000000000
diff --git a/test/helpers/groups_helper_test.rb b/test/helpers/groups_helper_test.rb
new file mode 100644
index 000000000..1cdc4fadb
--- /dev/null
+++ b/test/helpers/groups_helper_test.rb
@@ -0,0 +1,42 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 GroupsHelperTest < Redmine::HelperTest
+  include ERB::Util
+  include GroupsHelper
+  include Rails.application.routes.url_helpers
+
+  fixtures :users
+
+  def test_render_principals_for_new_group_users
+    group = Group.generate!
+
+    result = render_principals_for_new_group_users(group)
+    assert_select_in result, 'input[name=?][value="2"]', 'user_ids[]'
+  end
+
+  def test_render_principals_for_new_group_users_with_limited_results_should_paginate
+    group = Group.generate!
+
+    result = render_principals_for_new_group_users(group, 3)
+    assert_select_in result, 'span.pagination'
+    assert_select_in result, 'span.pagination li.current span', :text => '1'
+    assert_select_in result, 'a[href=?]', "/groups/#{group.id}/autocomplete_for_user.js?page=2", :text => '2'
+  end
+end
diff --git a/test/helpers/issues_helper_test.rb b/test/helpers/issues_helper_test.rb
new file mode 100644
index 000000000..6908d5128
--- /dev/null
+++ b/test/helpers/issues_helper_test.rb
@@ -0,0 +1,332 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 IssuesHelperTest < Redmine::HelperTest
+  include IssuesHelper
+  include CustomFieldsHelper
+  include ERB::Util
+  include Rails.application.routes.url_helpers
+
+  fixtures :projects, :trackers, :issue_statuses, :issues,
+           :enumerations, :users, :issue_categories,
+           :projects_trackers,
+           :roles,
+           :member_roles,
+           :members,
+           :enabled_modules,
+           :custom_fields,
+           :attachments,
+           :versions
+
+  def test_issue_heading
+    assert_equal "Bug #1", issue_heading(Issue.find(1))
+  end
+
+  def test_issues_destroy_confirmation_message_with_one_root_issue
+    assert_equal l(:text_issues_destroy_confirmation),
+                 issues_destroy_confirmation_message(Issue.find(1))
+  end
+
+  def test_issues_destroy_confirmation_message_with_an_arrayt_of_root_issues
+    assert_equal l(:text_issues_destroy_confirmation),
+                 issues_destroy_confirmation_message(Issue.find([1, 2]))
+  end
+
+  def test_issues_destroy_confirmation_message_with_one_parent_issue
+    Issue.find(2).update! :parent_issue_id => 1
+    assert_equal l(:text_issues_destroy_confirmation) + "\n" +
+                   l(:text_issues_destroy_descendants_confirmation, :count => 1),
+                 issues_destroy_confirmation_message(Issue.find(1))
+  end
+
+  def test_issues_destroy_confirmation_message_with_one_parent_issue_and_its_child
+    Issue.find(2).update! :parent_issue_id => 1
+    assert_equal l(:text_issues_destroy_confirmation),
+                 issues_destroy_confirmation_message(Issue.find([1, 2]))
+  end
+
+  def test_issues_destroy_confirmation_message_with_issues_that_share_descendants
+    root = Issue.generate!
+    child = Issue.generate!(:parent_issue_id => root.id)
+    Issue.generate!(:parent_issue_id => child.id)
+
+    assert_equal l(:text_issues_destroy_confirmation) + "\n" +
+                   l(:text_issues_destroy_descendants_confirmation, :count => 1),
+                 issues_destroy_confirmation_message([root.reload, child.reload])
+  end
+
+  test 'show_detail with no_html should show a changing attribute' do
+    detail = JournalDetail.new(:property => 'attr', :old_value => '40',
+                               :value => '100', :prop_key => 'done_ratio')
+    assert_equal "% Done changed from 40 to 100", show_detail(detail, true)
+  end
+
+  test 'show_detail with no_html should show a new attribute' do
+    detail = JournalDetail.new(:property => 'attr', :old_value => nil,
+                               :value => '100', :prop_key => 'done_ratio')
+    assert_equal "% Done set to 100", show_detail(detail, true)
+  end
+
+  test 'show_detail with no_html should show a deleted attribute' do
+    detail = JournalDetail.new(:property => 'attr', :old_value => '50',
+                               :value => nil, :prop_key => 'done_ratio')
+    assert_equal "% Done deleted (50)", show_detail(detail, true)
+  end
+
+  test 'show_detail with html should show a changing attribute with HTML highlights' do
+    detail = JournalDetail.new(:property => 'attr', :old_value => '40',
+                               :value => '100', :prop_key => 'done_ratio')
+    html = show_detail(detail, false)
+    assert_include '<strong>% Done</strong>', html
+    assert_include '<i>40</i>', html
+    assert_include '<i>100</i>', html
+  end
+
+  test 'show_detail with html should show a new attribute with HTML highlights' do
+    detail = JournalDetail.new(:property => 'attr', :old_value => nil,
+                               :value => '100', :prop_key => 'done_ratio')
+    html = show_detail(detail, false)
+    assert_include '<strong>% Done</strong>', html
+    assert_include '<i>100</i>', html
+  end
+
+  test 'show_detail with html should show a deleted attribute with HTML highlights' do
+    detail = JournalDetail.new(:property => 'attr', :old_value => '50',
+                               :value => nil, :prop_key => 'done_ratio')
+    html = show_detail(detail, false)
+    assert_include '<strong>% Done</strong>', html
+    assert_include '<del><i>50</i></del>', html
+  end
+
+  test 'show_detail with a start_date attribute should format the dates' do
+    detail = JournalDetail.new(
+               :property  => 'attr',
+               :old_value => '2010-01-01',
+               :value     => '2010-01-31',
+               :prop_key  => 'start_date'
+            )
+    with_settings :date_format => '%m/%d/%Y' do
+      assert_match "01/31/2010", show_detail(detail, true)
+      assert_match "01/01/2010", show_detail(detail, true)
+    end
+  end
+
+  test 'show_detail with a due_date attribute should format the dates' do
+    detail = JournalDetail.new(
+              :property  => 'attr',
+              :old_value => '2010-01-01',
+              :value     => '2010-01-31',
+              :prop_key  => 'due_date'
+            )
+    with_settings :date_format => '%m/%d/%Y' do
+      assert_match "01/31/2010", show_detail(detail, true)
+      assert_match "01/01/2010", show_detail(detail, true)
+    end
+  end
+
+  test 'show_detail should show old and new values with a project attribute' do
+    detail = JournalDetail.new(:property => 'attr', :prop_key => 'project_id',
+                               :old_value => 1, :value => 2)
+    assert_match 'eCookbook', show_detail(detail, true)
+    assert_match 'OnlineStore', show_detail(detail, true)
+  end
+
+  test 'show_detail should show old and new values with a issue status attribute' do
+    detail = JournalDetail.new(:property => 'attr', :prop_key => 'status_id',
+                               :old_value => 1, :value => 2)
+    assert_match 'New', show_detail(detail, true)
+    assert_match 'Assigned', show_detail(detail, true)
+  end
+
+  test 'show_detail should show old and new values with a tracker attribute' do
+    detail = JournalDetail.new(:property => 'attr', :prop_key => 'tracker_id',
+                               :old_value => 1, :value => 2)
+    assert_match 'Bug', show_detail(detail, true)
+    assert_match 'Feature request', show_detail(detail, true)
+  end
+
+  test 'show_detail should show old and new values with a assigned to attribute' do
+    detail = JournalDetail.new(:property => 'attr', :prop_key => 'assigned_to_id',
+                               :old_value => 1, :value => 2)
+    assert_match 'Redmine Admin', show_detail(detail, true)
+    assert_match 'John Smith', show_detail(detail, true)
+  end
+
+  test 'show_detail should show old and new values with a priority attribute' do
+    detail = JournalDetail.new(:property => 'attr', :prop_key => 'priority_id',
+                               :old_value => 4, :value => 5)
+    assert_match 'Low', show_detail(detail, true)
+    assert_match 'Normal', show_detail(detail, true)
+  end
+
+  test 'show_detail should show old and new values with a category attribute' do
+    detail = JournalDetail.new(:property => 'attr', :prop_key => 'category_id',
+                               :old_value => 1, :value => 2)
+    assert_match 'Printing', show_detail(detail, true)
+    assert_match 'Recipes', show_detail(detail, true)
+  end
+
+  test 'show_detail should show old and new values with a fixed version attribute' do
+    detail = JournalDetail.new(:property => 'attr', :prop_key => 'fixed_version_id',
+                               :old_value => 1, :value => 2)
+    assert_match '0.1', show_detail(detail, true)
+    assert_match '1.0', show_detail(detail, true)
+  end
+
+  test 'show_detail should show old and new values with a estimated hours attribute' do
+    detail = JournalDetail.new(:property => 'attr', :prop_key => 'estimated_hours',
+                               :old_value => '5', :value => '6.3')
+    assert_match '5.00', show_detail(detail, true)
+    assert_match '6.30', show_detail(detail, true)
+  end
+
+  test 'show_detail should not show values with a description attribute' do
+    detail = JournalDetail.new(:property => 'attr', :prop_key => 'description',
+                               :old_value => 'Foo', :value => 'Bar')
+    assert_equal 'Description updated', show_detail(detail, true)
+  end
+
+  test 'show_detail should show old and new values with a custom field' do
+    detail = JournalDetail.new(:property => 'cf', :prop_key => '1',
+                               :old_value => 'MySQL', :value => 'PostgreSQL')
+    assert_equal 'Database changed from MySQL to PostgreSQL', show_detail(detail, true)
+  end
+
+  test 'show_detail should not show values with a long text custom field' do
+    field = IssueCustomField.create!(:name => "Long field", :field_format => 'text')
+    detail = JournalDetail.new(:property => 'cf', :prop_key => field.id,
+                               :old_value => 'Foo', :value => 'Bar')
+    assert_equal 'Long field updated', show_detail(detail, true)
+  end
+
+  test 'show_detail should show added file' do
+    detail = JournalDetail.new(:property => 'attachment', :prop_key => '1',
+                               :old_value => nil, :value => 'error281.txt')
+    assert_match 'error281.txt', show_detail(detail, true)
+  end
+
+  test 'show_detail should show removed file' do
+    detail = JournalDetail.new(:property => 'attachment', :prop_key => '1',
+                               :old_value => 'error281.txt', :value => nil)
+    assert_match 'error281.txt', show_detail(detail, true)
+  end
+
+  def test_show_detail_relation_added
+    detail = JournalDetail.new(:property => 'relation',
+                               :prop_key => 'precedes',
+                               :value    => 1)
+    assert_equal "Precedes Bug #1: Cannot print recipes added", show_detail(detail, true)
+    str = link_to("Bug #1", "/issues/1", :class => Issue.find(1).css_classes)
+    assert_equal "<strong>Precedes</strong> <i>#{str}: Cannot print recipes</i> added",
+                  show_detail(detail, false)
+  end
+
+  def test_show_detail_relation_added_with_inexistant_issue
+    inexistant_issue_number = 9999
+    assert_nil  Issue.find_by_id(inexistant_issue_number)
+    detail = JournalDetail.new(:property => 'relation',
+                               :prop_key => 'precedes',
+                               :value    => inexistant_issue_number)
+    assert_equal "Precedes Issue ##{inexistant_issue_number} added", show_detail(detail, true)
+    assert_equal "<strong>Precedes</strong> <i>Issue ##{inexistant_issue_number}</i> added", show_detail(detail, false)
+  end
+
+  def test_show_detail_relation_added_should_not_disclose_issue_that_is_not_visible
+    issue = Issue.generate!(:is_private => true)
+    detail = JournalDetail.new(:property => 'relation',
+                               :prop_key => 'precedes',
+                               :value    => issue.id)
+
+    assert_equal "Precedes Issue ##{issue.id} added", show_detail(detail, true)
+    assert_equal "<strong>Precedes</strong> <i>Issue ##{issue.id}</i> added", show_detail(detail, false)
+  end
+
+  def test_show_detail_relation_deleted
+    detail = JournalDetail.new(:property  => 'relation',
+                               :prop_key  => 'precedes',
+                               :old_value => 1)
+    assert_equal "Precedes deleted (Bug #1: Cannot print recipes)", show_detail(detail, true)
+    str = link_to("Bug #1",
+                  "/issues/1",
+                  :class => Issue.find(1).css_classes)
+    assert_equal "<strong>Precedes</strong> deleted (<i>#{str}: Cannot print recipes</i>)",
+                 show_detail(detail, false)
+  end
+
+  def test_show_detail_relation_deleted_with_inexistant_issue
+    inexistant_issue_number = 9999
+    assert_nil  Issue.find_by_id(inexistant_issue_number)
+    detail = JournalDetail.new(:property  => 'relation',
+                               :prop_key  => 'precedes',
+                               :old_value => inexistant_issue_number)
+    assert_equal "Precedes deleted (Issue #9999)", show_detail(detail, true)
+    assert_equal "<strong>Precedes</strong> deleted (<i>Issue #9999</i>)", show_detail(detail, false)
+  end
+
+  def test_show_detail_relation_deleted_should_not_disclose_issue_that_is_not_visible
+    issue = Issue.generate!(:is_private => true)
+    detail = JournalDetail.new(:property => 'relation',
+                               :prop_key => 'precedes',
+                               :old_value    => issue.id)
+
+    assert_equal "Precedes deleted (Issue ##{issue.id})", show_detail(detail, true)
+    assert_equal "<strong>Precedes</strong> deleted (<i>Issue ##{issue.id}</i>)", show_detail(detail, false)
+  end
+
+  def test_details_to_strings_with_multiple_values_removed_from_custom_field
+    field = IssueCustomField.generate!(:name => 'User', :field_format => 'user', :multiple => true)
+    details = []
+    details << JournalDetail.new(:property => 'cf', :prop_key => field.id.to_s, :old_value => '1', :value => nil)
+    details << JournalDetail.new(:property => 'cf', :prop_key => field.id.to_s, :old_value => '3', :value => nil)
+
+    assert_equal ["User deleted (Dave Lopper, Redmine Admin)"], details_to_strings(details, true)
+    assert_equal ["<strong>User</strong> deleted (<del><i>Dave Lopper, Redmine Admin</i></del>)"], details_to_strings(details, false)
+  end
+
+  def test_details_to_strings_with_multiple_values_added_to_custom_field
+    field = IssueCustomField.generate!(:name => 'User', :field_format => 'user', :multiple => true)
+    details = []
+    details << JournalDetail.new(:property => 'cf', :prop_key => field.id.to_s, :old_value => nil, :value => '1')
+    details << JournalDetail.new(:property => 'cf', :prop_key => field.id.to_s, :old_value => nil, :value => '3')
+
+    assert_equal ["User Dave Lopper, Redmine Admin added"], details_to_strings(details, true)
+    assert_equal ["<strong>User</strong> <i>Dave Lopper, Redmine Admin</i> added"], details_to_strings(details, false)
+  end
+
+  def test_details_to_strings_with_multiple_values_added_and_removed_from_custom_field
+    field = IssueCustomField.generate!(:name => 'User', :field_format => 'user', :multiple => true)
+    details = []
+    details << JournalDetail.new(:property => 'cf', :prop_key => field.id.to_s, :old_value => nil, :value => '1')
+    details << JournalDetail.new(:property => 'cf', :prop_key => field.id.to_s, :old_value => '2', :value => nil)
+    details << JournalDetail.new(:property => 'cf', :prop_key => field.id.to_s, :old_value => '3', :value => nil)
+
+    assert_equal [
+      "User Redmine Admin added",
+      "User deleted (Dave Lopper, John Smith)"
+      ], details_to_strings(details, true)
+    assert_equal [
+      "<strong>User</strong> <i>Redmine Admin</i> added",
+      "<strong>User</strong> deleted (<del><i>Dave Lopper, John Smith</i></del>)"
+      ], details_to_strings(details, false)
+  end
+
+  def test_find_name_by_reflection_should_return_nil_for_missing_record
+    assert_nil find_name_by_reflection('status', 99)
+  end
+end
diff --git a/test/helpers/journals_helper_test.rb b/test/helpers/journals_helper_test.rb
new file mode 100644
index 000000000..b9bec9200
--- /dev/null
+++ b/test/helpers/journals_helper_test.rb
@@ -0,0 +1,48 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 JournalsHelperTest < Redmine::HelperTest
+  include JournalsHelper
+
+  fixtures :projects, :trackers, :issue_statuses, :issues,
+           :enumerations, :issue_categories,
+           :projects_trackers,
+           :users, :roles, :member_roles, :members,
+           :enabled_modules,
+           :custom_fields,
+           :attachments,
+           :versions
+
+  def test_journal_thumbnail_attachments_should_return_thumbnailable_attachments
+    issue = Issue.generate!
+    
+    journal = new_record(Journal) do
+      issue.init_journal(User.find(1))
+      issue.attachments << Attachment.new(:file => mock_file_with_options(:original_filename => 'image.png'), :author => User.find(1))
+      issue.attachments << Attachment.new(:file => mock_file_with_options(:original_filename => 'foo'), :author => User.find(1))
+      issue.save
+    end
+    assert_equal 2, journal.details.count
+
+    thumbnails = journal_thumbnail_attachments(journal)
+    assert_equal 1, thumbnails.count
+    assert_kind_of Attachment, thumbnails.first
+    assert_equal 'image.png', thumbnails.first.filename
+  end
+end
diff --git a/test/helpers/members_helper_test.rb b/test/helpers/members_helper_test.rb
new file mode 100644
index 000000000..fa482f591
--- /dev/null
+++ b/test/helpers/members_helper_test.rb
@@ -0,0 +1,43 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 MembersHelperTest < Redmine::HelperTest
+  include ERB::Util
+  include MembersHelper
+  include Rails.application.routes.url_helpers
+
+  fixtures :projects, :users, :members, :member_roles,
+           :trackers, :issue_statuses
+
+  def test_render_principals_for_new_members
+    project = Project.generate!
+
+    result = render_principals_for_new_members(project)
+    assert_select_in result, 'input[name=?][value="2"]', 'membership[user_ids][]'
+  end
+
+  def test_render_principals_for_new_members_with_limited_results_should_paginate
+    project = Project.generate!
+
+    result = render_principals_for_new_members(project, 3)
+    assert_select_in result, 'span.pagination'
+    assert_select_in result, 'span.pagination li.current span', :text => '1'
+    assert_select_in result, 'a[href=?]', "/projects/#{project.identifier}/memberships/autocomplete.js?page=2", :text => '2'
+  end
+end
diff --git a/test/helpers/projects_helper_test.rb b/test/helpers/projects_helper_test.rb
new file mode 100644
index 000000000..356f6c03e
--- /dev/null
+++ b/test/helpers/projects_helper_test.rb
@@ -0,0 +1,78 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 ProjectsHelperTest < Redmine::HelperTest
+  include ApplicationHelper
+  include ProjectsHelper
+  include ERB::Util
+  include Rails.application.routes.url_helpers
+
+  fixtures :projects, :trackers, :issue_statuses, :issues,
+           :enumerations, :users, :issue_categories,
+           :versions,
+           :projects_trackers,
+           :member_roles,
+           :members,
+           :groups_users,
+           :enabled_modules
+
+  def test_link_to_version_within_project
+    @project = Project.find(2)
+    User.current = User.find(1)
+    assert_equal '<a title="07/01/2006" href="/versions/5">Alpha</a>', link_to_version(Version.find(5))
+  end
+
+  def test_link_to_version
+    User.current = User.find(1)
+    assert_equal '<a title="07/01/2006" href="/versions/5">OnlineStore - Alpha</a>', link_to_version(Version.find(5))
+  end
+
+  def test_link_to_version_without_effective_date
+    User.current = User.find(1)
+    version = Version.find(5)
+    version.effective_date = nil
+    assert_equal '<a href="/versions/5">OnlineStore - Alpha</a>', link_to_version(version)
+  end
+
+  def test_link_to_private_version
+    assert_equal 'OnlineStore - Alpha', link_to_version(Version.find(5))
+  end
+
+  def test_link_to_version_invalid_version
+    assert_equal '', link_to_version(Object)
+  end
+
+  def test_format_version_name_within_project
+    @project = Project.find(1)
+    assert_equal "0.1", format_version_name(Version.find(1))
+  end
+
+  def test_format_version_name
+    assert_equal "eCookbook - 0.1", format_version_name(Version.find(1))
+  end
+
+  def test_format_version_name_for_system_version
+    assert_equal "OnlineStore - Systemwide visible version", format_version_name(Version.find(7))
+  end
+
+  def test_version_options_for_select_with_no_versions
+    assert_equal '', version_options_for_select([])
+    assert_equal '', version_options_for_select([], Version.find(1))
+  end
+end
diff --git a/test/helpers/queries_helper_test.rb b/test/helpers/queries_helper_test.rb
new file mode 100644
index 000000000..402d67ab8
--- /dev/null
+++ b/test/helpers/queries_helper_test.rb
@@ -0,0 +1,96 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 QueriesHelperTest < Redmine::HelperTest
+  include QueriesHelper
+
+  fixtures :projects, :enabled_modules, :users, :members,
+           :member_roles, :roles, :trackers, :issue_statuses,
+           :issue_categories, :enumerations, :issues,
+           :watchers, :custom_fields, :custom_values, :versions,
+           :queries,
+           :projects_trackers,
+           :custom_fields_trackers
+
+  def test_filters_options_for_select_should_have_a_blank_option
+    options = filters_options_for_select(IssueQuery.new)
+    assert_select_in options, 'option[value=""]'
+  end
+
+  def test_filters_options_for_select_should_not_group_regular_filters
+    with_locale 'en' do
+      options = filters_options_for_select(IssueQuery.new)
+      assert_select_in options, 'optgroup option[value=status_id]', 0
+      assert_select_in options, 'option[value=status_id]', :text => 'Status'
+    end
+  end
+
+  def test_filters_options_for_select_should_group_date_filters
+    with_locale 'en' do
+      options = filters_options_for_select(IssueQuery.new)
+      assert_select_in options, 'optgroup[label=?]', 'Date', 1
+      assert_select_in options, 'optgroup > option[value=due_date]', :text => 'Due date'
+    end
+  end
+
+  def test_filters_options_for_select_should_not_group_only_one_date_filter
+    with_locale 'en' do
+      options = filters_options_for_select(TimeEntryQuery.new)
+      assert_select_in options, 'option[value=spent_on]'
+      assert_select_in options, 'optgroup[label=?]', 'Date', 0
+      assert_select_in options, 'optgroup option[value=spent_on]', 0
+    end
+  end
+
+  def test_filters_options_for_select_should_group_relations_filters
+    with_locale 'en' do
+      options = filters_options_for_select(IssueQuery.new)
+      assert_select_in options, 'optgroup[label=?]', 'Relations', 1
+      assert_select_in options, 'optgroup[label=?] > option', 'Relations', 11
+      assert_select_in options, 'optgroup > option[value=relates]', :text => 'Related to'
+    end
+  end
+
+  def test_filters_options_for_select_should_group_associations_filters
+    CustomField.delete_all
+    cf1 = ProjectCustomField.create!(:name => 'Foo', :field_format => 'string', :is_filter => true)
+    cf2 = ProjectCustomField.create!(:name => 'Bar', :field_format => 'string', :is_filter => true)
+
+    with_locale 'en' do
+      options = filters_options_for_select(IssueQuery.new)
+      assert_select_in options, 'optgroup[label=?]', 'Project', 1
+      assert_select_in options, 'optgroup[label=?] > option', 'Project', 2
+      assert_select_in options, 'optgroup > option[value=?]', "project.cf_#{cf1.id}", :text => "Project's Foo"
+    end
+  end
+
+  def test_query_to_csv_should_translate_boolean_custom_field_values
+    f = IssueCustomField.generate!(:field_format => 'bool', :name => 'Boolean', :is_for_all => true, :trackers => Tracker.all)
+    issues = [
+      Issue.generate!(:project_id => 1, :tracker_id => 1, :custom_field_values => {f.id.to_s => '0'}),
+      Issue.generate!(:project_id => 1, :tracker_id => 1, :custom_field_values => {f.id.to_s => '1'})
+    ]
+
+    with_locale 'fr' do
+      csv = query_to_csv(issues, IssueQuery.new(:column_names => ['id', "cf_#{f.id}"]))
+      assert_include "Oui", csv
+      assert_include "Non", csv
+    end
+  end
+end
diff --git a/test/helpers/routes_helper_test.rb b/test/helpers/routes_helper_test.rb
new file mode 100644
index 000000000..961b02a76
--- /dev/null
+++ b/test/helpers/routes_helper_test.rb
@@ -0,0 +1,43 @@
+# encoding: utf-8
+#
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 RoutesHelperTest < Redmine::HelperTest
+  fixtures :projects, :issues
+
+  include Rails.application.routes.url_helpers
+
+  def test_time_entries_path
+    assert_equal '/projects/ecookbook/time_entries', _time_entries_path(Project.find(1), nil)
+    assert_equal '/time_entries', _time_entries_path(nil, nil)
+  end
+
+  def test_report_time_entries_path
+    assert_equal '/projects/ecookbook/time_entries/report', _report_time_entries_path(Project.find(1), nil)
+    assert_equal '/time_entries/report', _report_time_entries_path(nil, nil)
+  end
+
+  def test_new_time_entry_path
+    assert_equal '/projects/ecookbook/time_entries/new', _new_time_entry_path(Project.find(1), nil)
+    assert_equal '/issues/1/time_entries/new', _new_time_entry_path(Project.find(1), Issue.find(1))
+    assert_equal '/issues/1/time_entries/new', _new_time_entry_path(nil, Issue.find(1))
+    assert_equal '/time_entries/new', _new_time_entry_path(nil, nil)
+  end
+end
diff --git a/test/helpers/search_helper_test.rb b/test/helpers/search_helper_test.rb
new file mode 100644
index 000000000..dbaa857db
--- /dev/null
+++ b/test/helpers/search_helper_test.rb
@@ -0,0 +1,48 @@
+# encoding: utf-8
+#
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 SearchHelperTest < Redmine::HelperTest
+  include SearchHelper
+  include ERB::Util
+
+  def test_highlight_single_token
+    assert_equal 'This is a <span class="highlight token-0">token</span>.',
+                 highlight_tokens('This is a token.', %w(token))
+  end
+
+  def test_highlight_multiple_tokens
+    assert_equal 'This is a <span class="highlight token-0">token</span> and <span class="highlight token-1">another</span> <span class="highlight token-0">token</span>.',
+                 highlight_tokens('This is a token and another token.', %w(token another))
+  end
+
+  def test_highlight_should_not_exceed_maximum_length
+    s = (('1234567890' * 100) + ' token ') * 100
+    r = highlight_tokens(s, %w(token))
+    assert r.include?('<span class="highlight token-0">token</span>')
+    assert r.length <= 1300
+  end
+
+  def test_highlight_multibyte
+    s = ('й' * 200) + ' token ' + ('й' * 200)
+    r = highlight_tokens(s, %w(token))
+    assert_equal  ('й' * 45) + ' ... ' + ('й' * 44) + ' <span class="highlight token-0">token</span> ' + ('й' * 44) + ' ... ' + ('й' * 45), r
+  end
+end
diff --git a/test/helpers/settings_helper_test.rb b/test/helpers/settings_helper_test.rb
new file mode 100644
index 000000000..42cee99c3
--- /dev/null
+++ b/test/helpers/settings_helper_test.rb
@@ -0,0 +1,30 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 SettingsHelperTest < Redmine::HelperTest
+  include SettingsHelper
+  include ERB::Util
+
+  def test_date_format_setting_options_should_include_human_readable_format
+    Date.stubs(:today).returns(Date.parse("2015-07-14"))
+
+    options = date_format_setting_options('en')
+    assert_include ["2015-07-14 (yyyy-mm-dd)", "%Y-%m-%d"], options
+  end
+end
diff --git a/test/helpers/sort_helper_test.rb b/test/helpers/sort_helper_test.rb
new file mode 100644
index 000000000..0dac9b495
--- /dev/null
+++ b/test/helpers/sort_helper_test.rb
@@ -0,0 +1,109 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 SortHelperTest < Redmine::HelperTest
+  include SortHelper
+  include ERB::Util
+
+  def setup
+    super
+    @session = nil
+    @sort_param = nil
+  end
+
+  def test_default_sort_clause_with_array
+    sort_init 'attr1', 'desc'
+    sort_update(['attr1', 'attr2'])
+
+    assert_equal ['attr1 DESC'], sort_clause
+  end
+
+  def test_default_sort_clause_with_hash
+    sort_init 'attr1', 'desc'
+    sort_update({'attr1' => 'table1.attr1', 'attr2' => 'table2.attr2'})
+
+    assert_equal ['table1.attr1 DESC'], sort_clause
+  end
+
+  def test_default_sort_clause_with_multiple_columns
+    sort_init 'attr1', 'desc'
+    sort_update({'attr1' => ['table1.attr1', 'table1.attr2'], 'attr2' => 'table2.attr2'})
+
+    assert_equal ['table1.attr1 DESC', 'table1.attr2 DESC'], sort_clause
+  end
+
+  def test_params_sort
+    @sort_param = 'attr1,attr2:desc'
+
+    sort_init 'attr1', 'desc'
+    sort_update({'attr1' => 'table1.attr1', 'attr2' => 'table2.attr2'})
+
+    assert_equal ['table1.attr1 ASC', 'table2.attr2 DESC'], sort_clause
+    assert_equal 'attr1,attr2:desc', @session['foo_bar_sort']
+  end
+
+  def test_invalid_params_sort
+    @sort_param = 'invalid_key'
+
+    sort_init 'attr1', 'desc'
+    sort_update({'attr1' => 'table1.attr1', 'attr2' => 'table2.attr2'})
+
+    assert_nil sort_clause
+    assert_equal 'invalid_key', @session['foo_bar_sort']
+  end
+
+  def test_invalid_order_params_sort
+    @sort_param = 'attr1:foo:bar,attr2'
+
+    sort_init 'attr1', 'desc'
+    sort_update({'attr1' => 'table1.attr1', 'attr2' => 'table2.attr2'})
+
+    assert_equal ['table1.attr1 ASC', 'table2.attr2 ASC'], sort_clause
+    assert_equal 'attr1,attr2', @session['foo_bar_sort']
+  end
+
+  def test_sort_css_without_params_should_use_default_sort
+    sort_init 'attr1', 'desc'
+    sort_update(['attr1', 'attr2'])
+
+    assert_equal 'sort-by-attr1 sort-desc', sort_css_classes
+  end
+
+  def test_sort_css_should_use_params
+    @sort_param = 'attr2,attr1'
+    sort_init 'attr1', 'desc'
+    sort_update(['attr1', 'attr2'])
+
+    assert_equal 'sort-by-attr2 sort-asc', sort_css_classes
+  end
+
+  def test_sort_css_should_dasherize_sort_name
+    sort_init 'foo_bar'
+    sort_update(['foo_bar'])
+
+    assert_equal 'sort-by-foo-bar sort-asc', sort_css_classes
+  end
+
+  private
+
+  def controller_name; 'foo'; end
+  def action_name; 'bar'; end
+  def params; {:sort => @sort_param}; end
+  def session; @session ||= {}; end
+end
diff --git a/test/helpers/timelog_helper_test.rb b/test/helpers/timelog_helper_test.rb
new file mode 100644
index 000000000..4bc225a14
--- /dev/null
+++ b/test/helpers/timelog_helper_test.rb
@@ -0,0 +1,53 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 TimelogHelperTest < Redmine::HelperTest
+  include TimelogHelper
+  include ActionView::Helpers::TextHelper
+  include ActionView::Helpers::DateHelper
+  include ERB::Util
+
+  fixtures :projects, :roles, :enabled_modules, :users,
+                      :repositories, :changesets,
+                      :trackers, :issue_statuses, :issues, :versions, :documents,
+                      :wikis, :wiki_pages, :wiki_contents,
+                      :boards, :messages,
+                      :attachments,
+                      :enumerations
+
+  def test_activities_collection_for_select_options_should_return_array_of_activity_names_and_ids
+    activities = activity_collection_for_select_options
+    assert activities.include?(["Design", 9])
+    assert activities.include?(["Development", 10])
+  end
+
+  def test_activities_collection_for_select_options_should_not_include_inactive_activities
+    activities = activity_collection_for_select_options
+    assert !activities.include?(["Inactive Activity", 14])
+  end
+
+  def test_activities_collection_for_select_options_should_use_the_projects_override
+    project = Project.find(1)
+    override_activity = TimeEntryActivity.create!({:name => "Design override", :parent => TimeEntryActivity.find_by_name("Design"), :project => project})
+
+    activities = activity_collection_for_select_options(nil, project)
+    assert !activities.include?(["Design", 9]), "System activity found in: " + activities.inspect
+    assert activities.include?(["Design override", override_activity.id]), "Override activity not found in: " + activities.inspect
+  end
+end
diff --git a/test/helpers/version_helper_test.rb b/test/helpers/version_helper_test.rb
new file mode 100644
index 000000000..372b65aa8
--- /dev/null
+++ b/test/helpers/version_helper_test.rb
@@ -0,0 +1,54 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 VersionsHelperTest < Redmine::HelperTest
+  include Rails.application.routes.url_helpers
+
+  fixtures :projects, :versions
+
+  def test_version_filtered_issues_path_sharing_none
+    version = Version.new(:name => 'test', :sharing => 'none')
+    version.project = Project.find(5)
+    assert_match '/projects/private-child/issues?', version_filtered_issues_path(version)
+  end
+
+  def test_version_filtered_issues_path_sharing_descendants
+    version = Version.new(:name => 'test', :sharing => 'descendants')
+    version.project = Project.find(5)
+    assert_match '/projects/private-child/issues?', version_filtered_issues_path(version)
+  end
+
+  def test_version_filtered_issues_path_sharing_hierarchy
+    version = Version.new(:name => 'test', :sharing => 'hierarchy')
+    version.project = Project.find(5)
+    assert_match '/projects/ecookbook/issues?', version_filtered_issues_path(version)
+  end
+
+  def test_version_filtered_issues_path_sharing_tree
+    version = Version.new(:name => 'test', :sharing => 'tree')
+    version.project = Project.find(5)
+    assert_match '/projects/ecookbook/issues?', version_filtered_issues_path(version)
+  end
+
+  def test_version_filtered_issues_path_sharing_system
+    version = Version.new(:name => 'test', :sharing => 'system')
+    version.project = Project.find(5)
+    assert_match /^\/issues\?/, version_filtered_issues_path(version)
+  end
+end
diff --git a/test/helpers/watchers_helper_test.rb b/test/helpers/watchers_helper_test.rb
new file mode 100644
index 000000000..9e544ecac
--- /dev/null
+++ b/test/helpers/watchers_helper_test.rb
@@ -0,0 +1,67 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 WatchersHelperTest < Redmine::HelperTest
+  include WatchersHelper
+  include Rails.application.routes.url_helpers
+
+  fixtures :users, :issues
+
+  test '#watcher_link with a non-watched object' do
+    expected = link_to(
+      "Watch",
+      "/watchers/watch?object_id=1&object_type=issue",
+      :remote => true, :method => 'post', :class => "issue-1-watcher icon icon-fav-off"
+    )
+    assert_equal expected, watcher_link(Issue.find(1), User.find(1))
+  end
+
+  test '#watcher_link with a single objet array' do
+    expected = link_to(
+      "Watch",
+      "/watchers/watch?object_id=1&object_type=issue",
+      :remote => true, :method => 'post', :class => "issue-1-watcher icon icon-fav-off"
+    )
+    assert_equal expected, watcher_link([Issue.find(1)], User.find(1))
+  end
+
+  test '#watcher_link with a multiple objets array' do
+    expected = link_to(
+      "Watch",
+      "/watchers/watch?object_id%5B%5D=1&object_id%5B%5D=3&object_type=issue",
+      :remote => true, :method => 'post', :class => "issue-bulk-watcher icon icon-fav-off"
+    )
+    assert_equal expected, watcher_link([Issue.find(1), Issue.find(3)], User.find(1))
+  end
+
+  def test_watcher_link_with_nil_should_return_empty_string
+    assert_equal '', watcher_link(nil, User.find(1))
+  end
+
+  test '#watcher_link with a watched object' do
+    Watcher.create!(:watchable => Issue.find(1), :user => User.find(1))
+
+    expected = link_to(
+      "Unwatch",
+      "/watchers/watch?object_id=1&object_type=issue",
+      :remote => true, :method => 'delete', :class => "issue-1-watcher icon icon-fav"
+    )
+    assert_equal expected, watcher_link(Issue.find(1), User.find(1))
+  end
+end
diff --git a/test/helpers/wiki_helper_test.rb b/test/helpers/wiki_helper_test.rb
new file mode 100644
index 000000000..4d872402b
--- /dev/null
+++ b/test/helpers/wiki_helper_test.rb
@@ -0,0 +1,45 @@
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 WikiHelperTest < Redmine::HelperTest
+  include WikiHelper
+  include Rails.application.routes.url_helpers
+
+  fixtures :projects, :users,
+           :roles, :member_roles, :members,
+           :enabled_modules, :wikis, :wiki_pages
+
+  def test_wiki_page_edit_cancel_path_for_new_page_without_parent_should_be_wiki_index
+    wiki = Wiki.find(1)
+    page = WikiPage.new(:wiki => wiki)
+    assert_equal '/projects/ecookbook/wiki/index', wiki_page_edit_cancel_path(page)
+  end
+
+  def test_wiki_page_edit_cancel_path_for_new_page_with_parent_should_be_parent
+    wiki = Wiki.find(1)
+    page = WikiPage.new(:wiki => wiki, :parent => wiki.find_page('Another_page'))
+    assert_equal '/projects/ecookbook/wiki/Another_page', wiki_page_edit_cancel_path(page)
+  end
+
+  def test_wiki_page_edit_cancel_path_for_existing_page_should_be_the_page
+    wiki = Wiki.find(1)
+    page = wiki.find_page('Child_1')
+    assert_equal '/projects/ecookbook/wiki/Child_1', wiki_page_edit_cancel_path(page)
+  end
+end
-- 
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