Merge branch 'dz-nested-group-misc' into 'master'

app/controllers/groups_controller.rb

@@ -42,6 +42,8 @@ class GroupsController < Groups::ApplicationController
       @notification_setting = current_user.notification_settings_for(group)
     end
 
+    @nested_groups = group.children
+
     setup_projects
 
     respond_to do |format|

app/services/groups/create_service.rb

@@ -12,6 +12,13 @@ module Groups
         return @group
       end
 
+      if @group.parent && !can?(current_user, :admin_group, @group.parent)
+        @group.parent = nil
+        @group.errors.add(:parent_id, 'manage access required to create subgroup')
+
+        return @group
+      end
+
       @group.name ||= @group.path.dup
       @group.save
       @group.add_owner(current_user)

app/views/groups/show.html.haml

@@ -32,6 +32,10 @@
         %li
           = link_to "#shared", 'data-toggle' => 'tab' do
             Shared Projects
+      - if @nested_groups.present?
+        %li
+          = link_to "#groups", 'data-toggle' => 'tab' do
+            Subgroups
     .nav-controls
       = form_tag request.path, method: :get, class: 'project-filter-form', id: 'project-filter-form' do |f|
         = search_field_tag :filter_projects, nil, placeholder: 'Filter by name', class: 'projects-list-filter form-control', spellcheck: false
@@ -47,3 +51,8 @@
     - if @shared_projects.present?
       .tab-pane#shared
         = render "shared_projects", projects: @shared_projects
+
+    - if @nested_groups.present?
+      .tab-pane#groups
+        %ul.content-list
+          = render partial: 'shared/groups/group', collection: @nested_groups

changelogs/unreleased/dz-nested-group-misc.yml

+---
+title: Show nested groups tab on group page
+merge_request: 8308
+author:

spec/features/groups_spec.rb

@@ -107,4 +107,17 @@ feature 'Group', feature: true do
       expect(page).to have_css('.group-home-desc a[rel]')
     end
   end
+
+  describe 'group page with nested groups', js: true do
+    let!(:group) { create(:group) }
+    let!(:nested_group) { create(:group, parent: group) }
+    let!(:path)  { group_path(group) }
+
+    it 'has nested groups tab with nested groups inside' do
+      visit path
+      click_link 'Subgroups'
+
+      expect(page).to have_content(nested_group.full_name)
+    end
+  end
 end

spec/services/groups/create_service_spec.rb

 require 'spec_helper'
 
-describe Groups::CreateService, services: true do
-  let!(:user)         { create(:user) }
+describe Groups::CreateService, '#execute', services: true do
+  let!(:user) { create(:user) }
   let!(:group_params) { { path: "group_path", visibility_level: Gitlab::VisibilityLevel::PUBLIC } }
 
-  describe "execute" do
-    let!(:service) { described_class.new(user, group_params ) }
+  describe 'visibility level restrictions' do
+    let!(:service) { described_class.new(user, group_params) }
+
     subject { service.execute }
 
     context "create groups without restricted visibility level" do
@@ -14,7 +15,29 @@ describe Groups::CreateService, services: true do
 
     context "cannot create group with restricted visibility level" do
       before { allow_any_instance_of(ApplicationSetting).to receive(:restricted_visibility_levels).and_return([Gitlab::VisibilityLevel::PUBLIC]) }
+
       it { is_expected.not_to be_persisted }
     end
   end
+
+  describe 'creating subgroup' do
+    let!(:group) { create(:group) }
+    let!(:service) { described_class.new(user, group_params.merge(parent_id: group.id)) }
+
+    subject { service.execute }
+
+    context 'as group owner' do
+      before { group.add_owner(user) }
+
+      it { is_expected.to be_persisted }
+    end
+
+    context 'as guest' do
+      it 'does not save group and returns an error' do
+        is_expected.not_to be_persisted
+        expect(subject.errors[:parent_id].first).to eq('manage access required to create subgroup')
+        expect(subject.parent_id).to be_nil
+      end
+    end
+  end
 end