services/service_manager/tests/service_manager/singleton_manifest.json

{
  "name": "service_manager_unittest_singleton",
  "display_name": "Service Manager Unittest: Singleton",
  "options" : {
    "instance_sharing" : "singleton"
  },
  "interface_provider_specs": {
    "service_manager:connector": {
      "provides": {
        "service_manager_unittest:singleton": [ ]
      },
      "requires": {
        "service_manager_unittest_target": [ ]
      }
    }
  }
}