wip test

app/controllers/katello/api/v2/hosts_bulk_actions_controller.rb

@@ -1,4 +1,5 @@
 module Katello
+  # this is Katello's host bulk actions controller, not to be confused with Foreman's
   class Api::V2::HostsBulkActionsController < Api::V2::ApiController
     include Concerns::Api::V2::BulkHostsExtensions
     include Katello::Concerns::Api::V2::ContentOverridesController

test/controllers/api/v2/hosts_bulk_actions_controller_extensions_test.rb

@@ -0,0 +1,17 @@
+require 'katello_test_helper'
+
+module Katello
+  # testing Katello's overrides of Foreman's HostsBulkActionsController
+  class Api::V2::HostsBulkActionsControllerExtensionsTest < ActionController::TestCase
+    def setup
+      @host1 = FactoryBot.create(:host, :with_subscription, :with_content, :organization => @view.organization, :content_view => @view, :lifecycle_environment => @library)
+      @host2 = FactoryBot.create(:host, :with_subscription, :with_content, :organization => @view.organization, :content_view => @view, :lifecycle_environment => @library)
+    end
+
+    def test_bulk_destroy
+      Katello::RegistrationManager.expects(:unregister_host).twice
+      delete :bulk_destroy, params: { :search => "id ^ (#{[@host1.id, @host2.id].join(',')})" }
+      assert_response :success
+    end
+  end
+end