1 files changed, 13 insertions, 1 deletions
diff --git a/spec/controllers/projects/branches_controller_spec.rb b/spec/controllers/projects/branches_controller_spec.rb
index ed11d5936b0..dcde22c1fd6 100644
--- a/spec/controllers/projects/branches_controller_spec.rb
+++ b/spec/controllers/projects/branches_controller_spec.rb
@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-RSpec.describe Projects::BranchesController do
+RSpec.describe Projects::BranchesController, feature_category: :source_code_management do
   let(:project)   { create(:project, :repository) }
   let(:user)      { create(:user) }
   let(:developer) { create(:user) }
@@ -676,6 +676,18 @@ RSpec.describe Projects::BranchesController do
       end
     end
 
+    context 'when state is not supported' do
+      before do
+        get :index, format: :html, params: {
+          namespace_id: project.namespace, project_id: project, state: 'unknown'
+        }
+      end
+
+      it 'returns 404 page' do
+        expect(response).to have_gitlab_http_status(:not_found)
+      end
+    end
+
     context 'sorting', :aggregate_failures do
       let(:sort) { 'name_asc' }