Couple of options:

1. From Ambari, to smoke test components one at a time, you can select "Run Service Check" from the "Service Actions" menu for that component

2. You can also invoke the smoke test via API

https://cwiki.apache.org/confluence/display/AMBARI/Running+Service+Checks

3. You can manually run the validation checks provided in the doc:

https://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.3.2/bk_installing_manually_book/content/rpm_val...