fix work package duplication when not copying any tasks

features/edit_story.feature

@@ -62,6 +62,7 @@ Feature: Edit story on backlogs view
         | update_stories        |
         | view_work_packages    |
         | edit_work_packages    |
+        | add_work_packages     |
         | manage_subtasks       |
     And the user "mathias" is a "team member"
     And the project has the following sprints:
@@ -160,3 +161,39 @@ Feature: Edit story on backlogs view
       And I follow "New Story" of the "Sprint 001" menu
       And I close the "Sprint 001" menu
      Then I should not see "Epic" within_hidden ".type_id.helper"
+
+  @javascript
+  Scenario: Story duplication without copying tasks
+    Given the project has the following tasks:
+      | subject | parent  |
+      | Task 1  | Story A |
+      And I am on the work package index page for the project called "ecookbook"
+      And I follow "Story A"
+      And I select "Duplicate" from the action menu
+      And I choose "copy_tasks_none" within "#backlogs-attributes"
+      And I press "Create"
+     Then I should not see "Task 1"
+
+  @javascript
+  Scenario: Story duplication with copying all tasks
+    Given the project has the following tasks:
+      | subject | parent  |
+      | Task 1  | Story A |
+      And I am on the work package index page for the project called "ecookbook"
+      And I follow "Story A"
+      And I select "Duplicate" from the action menu
+      And I choose "copy_tasks_all" within "#backlogs-attributes"
+      And I press "Create"
+     Then I should see "Task 1"
+
+  @javascript
+  Scenario: Story duplication with copying open tasks
+    Given the project has the following tasks:
+      | subject | parent  |
+      | Task 1  | Story A |
+      And I am on the work package index page for the project called "ecookbook"
+      And I follow "Story A"
+      And I select "Duplicate" from the action menu
+      And I choose "copy_tasks_open" within "#backlogs-attributes"
+      And I press "Create"
+     Then I should see "Task 1"

lib/open_project/backlogs/hooks.rb

@@ -137,9 +137,9 @@ module OpenProject::Backlogs::Hooks
         snippet << "#{check_box_tag('link_to_original', params[:copy_from], true)}</p>"
 
         snippet << "<p><label>#{l(:rb_label_copy_tasks)}</label>"
-        snippet << "#{radio_button_tag('copy_tasks', 'open:' + params[:copy_from], true)} #{l(:rb_label_copy_tasks_open)}<br />"
+        snippet << "#{radio_button_tag('copy_tasks', 'open:' + params[:copy_from], true, { id: 'copy_tasks_open'})} #{l(:rb_label_copy_tasks_open)}<br />"
-        snippet << "#{radio_button_tag('copy_tasks', 'none', false)} #{l(:rb_label_copy_tasks_none)}<br />"
+        snippet << "#{radio_button_tag('copy_tasks', 'none', false, {id: 'copy_tasks_none'})} #{l(:rb_label_copy_tasks_none)}<br />"
-        snippet << "#{radio_button_tag('copy_tasks', 'all:' + params[:copy_from], false)} #{l(:rb_label_copy_tasks_all)}</p>"
+        snippet << "#{radio_button_tag('copy_tasks', 'all:' + params[:copy_from], false, {id: 'copy_tasks_all'})} #{l(:rb_label_copy_tasks_all)}</p>"
       end
 
       snippet << %(</div>) * 2
@@ -200,7 +200,7 @@ module OpenProject::Backlogs::Hooks
           params[:copy_tasks] += ':' if params[:copy_tasks] !~ /:/
           action, id = *(params[:copy_tasks].split(/:/))
 
-          story = (id == '' ? nil : Story.find(Integer(id)))
+          story = (id.nil? ? nil : Story.find(Integer(id)))
 
           if ! story.nil? && action != 'none'
             tasks = story.tasks