1 files changed, 8 insertions, 1 deletions
diff --git a/spec/controllers/admin/clusters_controller_spec.rb b/spec/controllers/admin/clusters_controller_spec.rb
index d4a12e0dc52..d899e86ae5f 100644
--- a/spec/controllers/admin/clusters_controller_spec.rb
+++ b/spec/controllers/admin/clusters_controller_spec.rb
@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-describe Admin::ClustersController do
+RSpec.describe Admin::ClustersController do
   include AccessMatchersForController
   include GoogleApi::CloudPlatformHelpers
 
@@ -42,6 +42,13 @@ describe Admin::ClustersController do
           expect(response).to match_response_schema('cluster_list')
         end
 
+        it 'sets the polling interval header for json requests' do
+          get_index(format: :json)
+
+          expect(response).to have_gitlab_http_status(:ok)
+          expect(response.headers['Poll-Interval']).to eq("10000")
+        end
+
         context 'when page is specified' do
           let(:last_page) { Clusters::Cluster.instance_type.page.total_pages }
           let(:total_count) { Clusters::Cluster.instance_type.page.total_count }