Core htmx AJAX Tests

• handles form get with button formmethod dialog properly10ms ‣

  var responded = false
  this.server.respondWith('GET', '/test', function(xhr) {
    responded = true
    xhr.respond(200, {}, '')
  })
  make('<dialog><form hx-get="/test"><button id="submit" formmethod="dialog">submit</button></form></dialog>')
  byId('submit').click()
  this.server.respond()
  responded.should.equal(true)