add users search results to project scoped search

app/services/search/project_service.rb

@@ -16,7 +16,7 @@ module Search
     end
 
     def scope
-      @scope ||= %w[notes issues merge_requests milestones wiki_blobs commits].delete(params[:scope]) { 'blobs' }
+      @scope ||= %w[notes issues merge_requests milestones wiki_blobs commits users].delete(params[:scope]) { 'blobs' }
     end
   end
 end

app/views/search/_category.html.haml

@@ -45,6 +45,12 @@
             = _("Commits")
             %span.badge.badge-pill
               = @search_results.commits_count
+      - if can?(current_user, :read_users_list)
+        %li{ class: active_when(@scope == 'users') }
+          = link_to search_filter_path(scope: 'users') do
+            Users
+            %span.badge.badge-pill
+              = limited_count(@search_results.limited_users_count)
 
     - elsif @show_snippets
       %li{ class: active_when(@scope == 'snippet_blobs') }

lib/gitlab/project_search_results.rb

@@ -22,11 +22,17 @@ module Gitlab
         paginated_blobs(wiki_blobs, page)
       when 'commits'
         Kaminari.paginate_array(commits).page(page).per(per_page)
+      when 'users'
+        users.page(page).per(per_page)
       else
         super(scope, page, false)
       end
     end
 
+    def users
+      super.where(id: @project.users)
+    end
+
     def blobs_count
       @blobs_count ||= blobs.count
     end

spec/features/global_search_spec.rb

@@ -25,22 +25,4 @@ describe 'Global search' do
       expect(page).to have_selector('.gl-pagination .next')
     end
   end
-
-  describe 'users search' do
-    it 'shows the found user under the Users tab' do
-      create(:user, username: 'gob_bluth', name: 'Gob Bluth')
-
-      visit dashboard_projects_path
-
-      fill_in 'search', with: 'gob'
-      click_button 'Go'
-
-      expect(page).to have_content('Users 1')
-
-      click_on('Users 1')
-
-      expect(page).to have_content('Gob Bluth')
-      expect(page).to have_content('@gob_bluth')
-    end
-  end
 end

spec/features/search/user_searches_for_users_spec.rb

+require 'spec_helper'
+
+describe 'User searches for users' do
+  context 'when on the dashboard' do
+    it 'finds the user' do
+      create(:user, username: 'gob_bluth', name: 'Gob Bluth')
+
+      sign_in(create(:user))
+
+      visit dashboard_projects_path
+
+      fill_in 'search', with: 'gob'
+      click_button 'Go'
+
+      expect(page).to have_content('Users 1')
+
+      click_on('Users 1')
+
+      expect(page).to have_content('Gob Bluth')
+      expect(page).to have_content('@gob_bluth')
+    end
+  end
+
+  context 'when on the project page' do
+    it 'finds the user belonging to the project' do
+      project = create(:project)
+
+      user1 = create(:user, username: 'gob_bluth', name: 'Gob Bluth')
+      create(:project_member, :developer, user: user1, project: project)
+
+      user2 = create(:user, username: 'michael_bluth', name: 'Michael Bluth')
+      create(:project_member, :developer, user: user2, project: project)
+
+      create(:user, username: 'gob_2018', name: 'George Oscar Bluth')
+
+      sign_in(user1)
+
+      visit projects_path(project)
+
+      fill_in 'search', with: 'gob'
+      click_button 'Go'
+
+      expect(page).to have_content('Gob Bluth')
+      expect(page).to have_content('@gob_bluth')
+
+      expect(page).not_to have_content('Michael Bluth')
+      expect(page).not_to have_content('@michael_bluth')
+
+      expect(page).not_to have_content('George Oscar Bluth')
+      expect(page).not_to have_content('@gob_2018')
+    end
+  end
+end

spec/lib/gitlab/project_search_results_spec.rb

@@ -412,4 +412,20 @@ describe Gitlab::ProjectSearchResults do
       end
     end
   end
+
+  describe 'user search' do
+    let(:project) { create(:project) }
+
+    it 'returns the users belonging to the project matching the search query' do
+      user1 = create(:user, username: 'gob_bluth')
+      create(:project_member, :developer, user: user1, project: project)
+
+      user2 = create(:user, username: 'michael_bluth')
+      create(:project_member, :developer, user: user2, project: project)
+
+      create(:user, username: 'gob_2018')
+
+      expect(described_class.new(user, project, 'gob').objects('users')).to eq [user1]
+    end
+  end
 end