Fix Elasticsearch queries when a group_id is specified

app/services/search/global_service.rb

@@ -17,14 +17,15 @@ module Search
       end
 
       if current_application_settings.elasticsearch_search?
-        projects = current_user ? current_user.authorized_projects : Project.none
-        projects = projects.inside_path(group.id) if group
+        unless group
+          projects = current_user ? current_user.authorized_projects : Project.none
+        end
 
         Gitlab::Elastic::SearchResults.new(
           current_user,
           params[:search],
           projects.pluck(:id),
-          !group
+          !group # Ignore public projects outside of the group if provided
         )
       else
         Gitlab::SearchResults.new(current_user, projects, params[:search])

changelogs/unreleased-ee/1899-elasticsearch-group-search.yml

+---
+title: Fix Elasticsearch queries when a group_id is specified
+merge_request: 1423
+author:

spec/features/es_group_search_spec.rb

+require 'spec_helper'
+
+feature 'Group elastic search', js: true, feature: true do
+  let(:user) { create(:user) }
+  let(:group) { create(:group) }
+  let(:project) { create(:project, namespace: group) }
+
+  def choose_group(group)
+    find('.js-search-group-dropdown').click
+    wait_for_ajax
+
+    page.within '.search-holder' do
+      click_link group.name
+    end
+  end
+
+  before do
+    stub_application_setting(elasticsearch_search: true, elasticsearch_indexing: true)
+    Gitlab::Elastic::Helper.create_empty_index
+
+    project.team << [user, :master]
+    group.add_owner(user)
+
+    login_with(user)
+  end
+
+  after do
+    Gitlab::Elastic::Helper.delete_index
+    stub_application_setting(elasticsearch_search: false, elasticsearch_indexing: false)
+  end
+
+  describe 'issue search' do
+    before do
+      create(:issue, project: project, title: 'chosen issue title')
+
+      Gitlab::Elastic::Helper.refresh_index
+    end
+
+    it 'finds the issue' do
+      visit search_path
+
+      choose_group group
+      fill_in 'search', with: 'chosen'
+      click_button 'Search'
+
+      select_filter('Issues')
+      expect(page).to have_content('chosen issue title')
+    end
+  end
+
+  describe 'blob search' do
+    before do
+      project.repository.index_blobs
+
+      Gitlab::Elastic::Helper.refresh_index
+    end
+
+    it 'finds files' do
+      visit search_path
+
+      choose_group group
+      fill_in 'search', with: 'def'
+      click_button 'Search'
+
+      select_filter('Code')
+
+      expect(page).to have_selector('.file-content .code')
+    end
+  end
+
+  describe 'commit search' do
+    before do
+      project.repository.index_commits
+      Gitlab::Elastic::Helper.refresh_index
+    end
+
+    it 'finds commits' do
+      visit search_path
+
+      choose_group group
+      fill_in 'search', with: 'add'
+      click_button 'Search'
+
+      select_filter('Commits')
+
+      expect(page).to have_selector('.commit-list > .commit')
+    end
+  end
+end