subplot 0.2.0

tools for specifying, documenting, and implementing automated acceptance tests for systems and software
Documentation
- when: user runs echo without arguments
  function: run_echo_without_args

- when: user runs echo with arguments (?P<args>.+)
  function: run_echo_with_args
  regex: true

- then: exit code is (?P<exit_code>\d+)
  function: exit_code_is
  regex: true

- then: standard output contains a newline
  function: stdout_is_a_newline

- then: standard output contains "(?P<text>.*)"
  function: stdout_is_text
  regex: true

- then: standard error is empty
  function: stderr_is_empty