 class='st'>"unit_tests"</span>,
  test_dirs <span class='op'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/character.html'>character</a></span><span class='op'>(</span><span class='fl'>0</span><span class='op'>)</span>,
  stop_on_issue <span class='op'>=</span> <span class='cn'>TRUE</span>,
  stop_if_no_tests <span class='op'>=</span> <span class='cn'>TRUE</span>,
  require_RUnit_attached <span class='op'>=</span> <span class='cn'>FALSE</span>,
  require_pkg_attached <span class='op'>=</span> <