Add tests for nested groups in search service and search helper

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

spec/helpers/search_helper_spec.rb

@@ -41,6 +41,11 @@ describe SearchHelper do
         expect(search_autocomplete_opts("gro").size).to eq(1)
       end
 
+      it "includes nested group" do
+        create(:group, :nested, name: 'foo').add_owner(user)
+        expect(search_autocomplete_opts('foo').size).to eq(1)
+      end
+
       it "includes the user's projects" do
         project = create(:empty_project, namespace: create(:namespace, owner: user))
         expect(search_autocomplete_opts(project.name).size).to eq(1)

spec/services/search_service_spec.rb

@@ -41,6 +41,25 @@ describe 'Search::GlobalService', services: true do
         results = context.execute
         expect(results.objects('projects')).to match_array [found_project]
       end
+
+      context 'nested group' do
+        let!(:nested_group) { create(:group, :nested) }
+        let!(:project) { create(:project, namespace: nested_group) }
+
+        before { project.add_master(user) }
+
+        it 'returns result from nested group' do
+          context = Search::GlobalService.new(user, search: project.path)
+          results = context.execute
+          expect(results.objects('projects')).to match_array [project]
+        end
+
+        it 'returns result from descendants when search inside group' do
+          context = Search::GlobalService.new(user, search: project.path, group_id: nested_group.parent)
+          results = context.execute
+          expect(results.objects('projects')).to match_array [project]
+        end
+      end
     end
   end
 end