roles/run-test-command/tasks/main.yaml

- name: Run test_command
  command: '{{ test_command }}'
  args:
    chdir: '{{ zuul_work_dir | default(zuul.project.src_dir) }}'
  environment:
    JOB_PERFORM_EXTRA_WORK: '{{ perform_extra_work | ternary("1", "0") }}'