Fixed "First argument in form cannot contain nil or be empty" error (#18275).

git-svn-id: http://svn.redmine.org/redmine/trunk@13661 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/repositories/_related_issues.html.erb

@@ -24,12 +24,12 @@
 </ul>
 
 <% if manage_allowed %>
-  <%= form_for(@issue, :as => :issue, :remote => true,
-       :url => {:controller => 'repositories', :action => 'add_related_issue',
+  <%= form_tag({:controller => 'repositories', :action => 'add_related_issue',
                 :id => @project, :repository_id => @repository.identifier_param,
                 :rev => @changeset.identifier},
+       :remote => true,
        :method => :post,
-       :html => {:id => 'new-relation-form', :style => (@issue ? '' : 'display: none;')}) do |f| %>
+       :id => 'new-relation-form', :style => (@issue ? '' : 'display: none;')) do |f| %>
   <%= l(:label_issue) %> #<%= text_field_tag 'issue_id', '', :size => 10 %>
   <%= submit_tag l(:button_add) %>
   <%= toggle_link l(:button_cancel), 'new-relation-form'%>

test/functional/repositories_controller_test.rb

@@ -166,6 +166,18 @@ class RepositoriesControllerTest < ActionController::TestCase
     assert_equal "1", assigns(:changeset).revision
   end
 
+  def test_revision_should_show_add_related_issue_form
+    Role.find(1).add_permission! :manage_related_issues
+    @request.session[:user_id] = 2
+
+    get :revision, :id => 1, :rev => 1
+    assert_response :success
+
+    assert_select 'form[action=?]', '/projects/ecookbook/repository/revisions/1/issues' do
+      assert_select 'input[name=?]', 'issue_id'
+    end
+  end
+
   def test_revision_should_not_change_the_project_menu_link
     get :revision, :id => 1, :rev => 1
     assert_response :success