Function cleanup

test/utils.js:81–96

(p, done, err)

}

function cleanup(p, done, err) {
  // as above
  if (process.env.TRAVIS && err &&
    err.message.indexOf('User defined signal 2') === 0) {
    err = null;
  }
  if (p) {
    p.once('exit', function () {
      p = null;
      done(err);
    });
    p.send('quit');
  } else {
    done(err);
  }
}

function Plan(count, done) {
  this.done = done;