import violin from 'violin'
                                        /** Create a memory dump on startup */
const opts =  { instrument: { memory: { startup: true
                                        /** Create a memory dump every 4 hours */
                                      , frequency: 14400000
                                        /** Create a memory dump whenever any of these process.on events occur */
                                      , events: [ 'uncaughtException' ]
                                      }
                            }
              }

const { instrument } = violin(opts)

/** Start instrumenting memory per above options */
instrument()

return should.exist(lib.default);

return violin.should.be.a('function');

return violin().should.be.an('object').that.has.property('instrument');

return function () {
  return violin(opts).instrument();
}.should.not.throw();