zephyr/samples/net/mqtt_publisher/sample.yaml

sample:
  description: TBD
  name: TBD
tests:
  test:
    harness: net
    platform_whitelist: frdm_k64f qemu_x86
    tags: net mqtt
  test_bt:
    harness: net
    platform_whitelist: 96b_nitrogen
    tags: net mqtt bluetooth