ansible/test/integration/targets/openssl_publickey/tests/validate.yml

- name: Validate public key (test - privatekey modulus)
  shell: 'openssl rsa -noout -modulus -in {{ output_dir }}/privatekey.pem | openssl md5'
  register: privatekey_modulus

- name: Validate public key (test - publickey modulus)
  shell: 'openssl rsa -pubin -noout -modulus < {{ output_dir }}/publickey.pub  | openssl md5'
  register: publickey_modulus

- name: Validate public key (assert)
  assert:
    that:
      - publickey_modulus.stdout == privatekey_modulus.stdout