Commands to run tests with/without code coverage

.env

function rt {
  _rt_run_rake $*
}

function crt {
  export COVERAGE=true
  _rt_run_rake $*
}

function _rt_cleanup {
  unset TEST
  unset COVERAGE
}

function _rt_run_rake {
  [ $# -gt 0 ] && export TEST=$1
  rake test $*
  _rt_cleanup
}