Core htmx AJAX Tests

• autofocus attribute works properly w/ child19ms ‣

  this.server.respondWith('GET', '/test', "<div><input id='i2' value='bar' autofocus/></div>")
  var input = make("<input id='i1' hx-get='/test' value='foo' hx-swap='afterend' hx-trigger='click'/>")
  input.focus()
  input.click()
  document.activeElement.should.equal(input)
  this.server.respond()
  var input2 = byId('i2')
  document.activeElement.should.equal(input2)