- hosts: all
  tasks:
    - name: Register hello-world.txt file.
      stat:
        path: "{{zuul.executor.log_root}}/hello-world.txt"
      register: st

    - name: Assert hello-world.txt file.
      assert:
        that:
          - st.stat.exists
          - st.stat.isreg

    - name: Simple shell task.
      shell: |+
        echo "Hello world"