Allow Roadmap view without any related issues (#6432).

Patch by Mischa The Evil.


git-svn-id: http://svn.redmine.org/redmine/trunk@21204 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/versions/_sidebar.html.erb

@@ -3,6 +3,7 @@
 <ul>
 <% @trackers.each do |tracker| %>
   <li>
+    <%= hidden_field_tag "tracker_ids[]", nil, :id => nil %>
     <label>
       <%= check_box_tag("tracker_ids[]", tracker.id,
                         (@selected_tracker_ids.include? tracker.id.to_s),

test/system/versions_test.rb

@@ -0,0 +1,38 @@
+# frozen_string_literal: true
+
+# Redmine - project management software
+# Copyright (C) 2006-2021  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('../../application_system_test_case', __FILE__)
+
+class VersionsTest < ApplicationSystemTestCase
+  fixtures :projects, :trackers, :projects_trackers, :enabled_modules,
+           :issue_statuses, :issues, :versions
+
+  def test_index_with_blank_tracker_ids
+    with_settings :default_language => 'en', :force_default_language_for_anonymous => '1' do
+      visit '/projects/ecookbook/roadmap'
+
+      find('#sidebar>form>ul:nth-child(3)>li:nth-child(1)>label>input[type=checkbox]').click
+      find('#sidebar>form>ul:nth-child(3)>li:nth-child(2)>label>input[type=checkbox]').click
+      find('#sidebar>form>ul:nth-child(3)>li:nth-child(3)>label>input[type=checkbox]').click
+      click_on 'Apply'
+
+      assert !page.has_css?('table.list.related-issues')
+    end
+  end
+end