Core htmx API test

• eval can be suppressed1ms ‣

  var calledEvent = false
  var handler = htmx.on('htmx:evalDisallowedError', function() {
    calledEvent = true
  })
  try {
    htmx.config.allowEval = false
    should.equal(htmx._('tokenizeString'), undefined)
  } finally {
    htmx.config.allowEval = true
    htmx.off('htmx:evalDisallowedError', handler)
  }
  calledEvent.should.equal(true)