Fix delete pipeline feature spec

app/services/ci/destroy_pipeline_service.rb

@@ -9,7 +9,7 @@ module Ci
 
       pipeline.cancel_running if pipeline.cancelable? && ::Feature.enabled?(:cancel_pipelines_prior_to_destroy, default_enabled: :yaml)
 
-      pipeline.destroy!
+      pipeline.reset.destroy!
 
       ServiceResponse.success(message: 'Pipeline not found')
     rescue ActiveRecord::RecordNotFound

spec/features/projects/pipelines/pipeline_spec.rb

@@ -434,6 +434,7 @@ RSpec.describe 'Pipeline', :js do
       end
     end
 
+    shared_context 'delete pipeline' do
       context 'deleting pipeline' do
         context 'when user can not delete' do
           before do
@@ -453,12 +454,25 @@ RSpec.describe 'Pipeline', :js do
             click_button 'Delete pipeline'
           end
 
-        it 'redirects to pipeline overview page', :sidekiq_might_not_need_inline do
+          it 'redirects to pipeline overview page', :sidekiq_inline do
             expect(page).to have_content('The pipeline has been deleted')
             expect(current_path).to eq(project_pipelines_path(project))
           end
         end
       end
+    end
+
+    context 'when cancel_pipelines_prior_to_destroy is enabled' do
+      include_context 'delete pipeline'
+    end
+
+    context 'when cancel_pipelines_prior_to_destroy is disabled' do
+      before do
+        stub_feature_flags(cancel_pipelines_prior_to_destroy: false)
+      end
+
+      include_context 'delete pipeline'
+    end
 
     context 'when pipeline ref does not exist in repository anymore' do
       let(:pipeline) do