- hosts: testhost,testhost2 gather_facts: no tasks: - set_fact: module_to_run: 'debug' when: inventory_hostname == 'testhost' - set_fact: module_to_run: 'ping' when: inventory_hostname == 'testhost2' - action: module: '{{ module_to_run }}' register: out - assert: that: - "'msg' in out" - "'ping' not in out" when: inventory_hostname == 'testhost' - assert: that: - "'ping' in out" - "'msg' not in out" when: inventory_hostname == 'testhost2'