passes: 214
failures: 0
duration: 1.52s

Core htmx internals Tests

makeFragment works with janky stuff2ms ‣

htmx._('makeFragment')('<html></html>').children.length.should.equal(0)
htmx._('makeFragment')('<html><body></body></html>').children.length.should.equal(0)
// NB - the tag name should be the *parent* element hosting the HTML since we use the fragment children
// for the swap
htmx._('makeFragment')('<td></td>').firstElementChild.tagName.should.equal('TD')
htmx._('makeFragment')('<thead></thead>').firstElementChild.tagName.should.equal('THEAD')
htmx._('makeFragment')('<col></col>').firstElementChild.tagName.should.equal('COL')
htmx._('makeFragment')('<tr></tr>').firstElementChild.tagName.should.equal('TR')

makeFragment works with template wrapping1ms ‣

htmx._('makeFragment')('<html></html>').children.length.should.equal(0)
htmx._('makeFragment')('<html><body></body></html>').children.length.should.equal(0)
var fragment = htmx._('makeFragment')('<td></td>')
fragment.firstElementChild.tagName.should.equal('TD')
fragment = htmx._('makeFragment')('<thead></thead>')
fragment.firstElementChild.tagName.should.equal('THEAD')
fragment = htmx._('makeFragment')('<col></col>')
fragment.firstElementChild.tagName.should.equal('COL')
fragment = htmx._('makeFragment')('<tr></tr>')
fragment.firstElementChild.tagName.should.equal('TR')

makeFragment works with template wrapping and funky combos0ms ‣

htmx.config.useTemplateFragments = true
try {
  var fragment = htmx._('makeFragment')('<td></td><div></div>')
  fragment.children[0].tagName.should.equal('TD')
  fragment.children[1].tagName.should.equal('DIV')
} finally {
  htmx.config.useTemplateFragments = false
}

set header works with non-ASCII values0ms ‣

var xhr = new XMLHttpRequest()
xhr.open('GET', '/dummy')
htmx._('safelySetHeaderValue')(xhr, 'Example', 'привет')
// unfortunately I can't test the value :/
// https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest

handles parseInterval correctly2ms ‣

chai.expect(htmx.parseInterval('1ms')).to.be.equal(1)
chai.expect(htmx.parseInterval('300ms')).to.be.equal(300)
chai.expect(htmx.parseInterval('1s')).to.be.equal(1000)
chai.expect(htmx.parseInterval('1.5s')).to.be.equal(1500)
chai.expect(htmx.parseInterval('2s')).to.be.equal(2000)
chai.expect(htmx.parseInterval('0ms')).to.be.equal(0)
chai.expect(htmx.parseInterval('0s')).to.be.equal(0)
chai.expect(htmx.parseInterval('0m')).to.be.equal(0)
chai.expect(htmx.parseInterval('0')).to.be.equal(0)
chai.expect(htmx.parseInterval('5')).to.be.equal(5)
chai.expect(htmx.parseInterval(null)).to.be.undefined
chai.expect(htmx.parseInterval('')).to.be.undefined
chai.expect(htmx.parseInterval('undefined')).to.be.undefined
chai.expect(htmx.parseInterval('true')).to.be.undefined
chai.expect(htmx.parseInterval('false')).to.be.undefined

tokenizes correctly2ms ‣

chai.expect(htmx._('tokenizeString')('a,')).to.be.deep.equal(['a', ','])
chai.expect(htmx._('tokenizeString')('aa,')).to.be.deep.equal(['aa', ','])
chai.expect(htmx._('tokenizeString')('aa,aa')).to.be.deep.equal(['aa', ',', 'aa'])
chai.expect(htmx._('tokenizeString')('aa.aa')).to.be.deep.equal(['aa', '.', 'aa'])

tags respond correctly to shouldCancel3ms ‣

var anchorThatShouldCancel = make("<a href='/foo'></a>")
htmx._('shouldCancel')({ type: 'click' }, anchorThatShouldCancel).should.equal(true)
anchorThatShouldCancel = make("<a href='#'></a>")
htmx._('shouldCancel')({ type: 'click' }, anchorThatShouldCancel).should.equal(true)
var anchorThatShouldNotCancel = make("<a href='#foo'></a>")
htmx._('shouldCancel')({ type: 'click' }, anchorThatShouldNotCancel).should.equal(false)
var form = make('<form></form>')
htmx._('shouldCancel')({ type: 'submit' }, form).should.equal(true)
form = make("<form><input id='i1' type='submit'></form>")
var input = byId('i1')
htmx._('shouldCancel')({ type: 'click' }, input).should.equal(true)
form = make("<form><button id='b1' type='submit'></form>")
var button = byId('b1')
htmx._('shouldCancel')({ type: 'click' }, button).should.equal(true)
form = make("<form id='f1'></form><input id='i1' form='f1' type='submit'><button id='b1' form='f1' type='submit'>")
input = byId('i1')
button = byId('b1')
htmx._('shouldCancel')({ type: 'click' }, input).should.equal(true)
htmx._('shouldCancel')({ type: 'click' }, button).should.equal(true)

unset properly unsets a given attribute0ms ‣

make("<div foo='1'><div foo='2'><div foo='unset' id='d1'></div></div></div>")
var div = byId('d1')
should.equal(undefined, htmx._('getClosestAttributeValue')(div, 'foo'))

unset properly unsets a given attribute on a parent0ms ‣

make("<div foo='1'><div foo='unset'><div id='d1'></div></div></div>")
var div = byId('d1')
should.equal(undefined, htmx._('getClosestAttributeValue')(div, 'foo'))

unset does not unset a value below it in the hierarchy1ms ‣

make("<div foo='unset'><div foo='2'><div id='d1'></div></div></div>")
var div = byId('d1')
should.equal('2', htmx._('getClosestAttributeValue')(div, 'foo'))

encoding values respects enctype on forms1ms ‣

var form = make("<form enctype='multipart/form-data'></form>")
var value = htmx._('encodeParamsForBody')(null, form, {});
(value instanceof FormData).should.equal(true)

Core htmx API test

should find properly0ms ‣

var div = make("<div id='d1' class='c1 c2'>")
div.should.equal(htmx.find('#d1'))
div.should.equal(htmx.find('.c1'))
div.should.equal(htmx.find('.c2'))
div.should.equal(htmx.find('.c1.c2'))

should find properly from elt0ms ‣

var div = make("<div><a id='a1'></a><a id='a2'></a></div>")
htmx.find(div, 'a').id.should.equal('a1')

should find all properly1ms ‣

var div = make("<div class='c1 c2 c3'><div class='c1 c2'><div class='c1'>")
htmx.findAll('.c1').length.should.equal(3)
htmx.findAll('.c2').length.should.equal(2)
htmx.findAll('.c3').length.should.equal(1)

should find all properly from elt0ms ‣

var div = make("<div><div class='c1 c2 c3'><div class='c1 c2'><div class='c1'></div>")
htmx.findAll(div, '.c1').length.should.equal(3)
htmx.findAll(div, '.c2').length.should.equal(2)
htmx.findAll(div, '.c3').length.should.equal(1)

should find closest element properly0ms ‣

var div = make("<div><a id='a1'></a><a id='a2'></a></div>")
var a = htmx.find(div, 'a')
htmx.closest(a, 'div').should.equal(div)

should remove element properly1ms ‣

var div = make('<div><a></a></div>')
var a = htmx.find(div, 'a')
htmx.remove(a)
div.innerHTML.should.equal('')

should remove element properly w/ selector1ms ‣

var div = make("<div><a id='a1'></a></div>")
var a = htmx.find(div, 'a')
htmx.remove('#a1')
div.innerHTML.should.equal('')

should add class properly1ms ‣

var div = make('<div></div>')
div.classList.contains('foo').should.equal(false)
htmx.addClass(div, 'foo')
div.classList.contains('foo').should.equal(true)

should add class properly w/ selector0ms ‣

var div = make("<div id='div1'></div>")
div.classList.contains('foo').should.equal(false)
htmx.addClass('#div1', 'foo')
div.classList.contains('foo').should.equal(true)

should add class properly after delay45ms ‣

var div = make('<div></div>')
div.classList.contains('foo').should.equal(false)
htmx.addClass(div, 'foo', 10)
div.classList.contains('foo').should.equal(false)
setTimeout(function() {
  div.classList.contains('foo').should.equal(true)
  done()
}, 20)

should remove class properly0ms ‣

var div = make('<div></div>')
htmx.addClass(div, 'foo')
div.classList.contains('foo').should.equal(true)
htmx.removeClass(div, 'foo')
div.classList.contains('foo').should.equal(false)

should remove class properly w/ selector1ms ‣

var div = make("<div id='div1'></div>")
htmx.addClass(div, 'foo')
div.classList.contains('foo').should.equal(true)
htmx.removeClass('#div1', 'foo')
div.classList.contains('foo').should.equal(false)

should add class properly after delay26ms ‣

var div = make('<div></div>')
htmx.addClass(div, 'foo')
div.classList.contains('foo').should.equal(true)
htmx.removeClass(div, 'foo', 10)
div.classList.contains('foo').should.equal(true)
setTimeout(function() {
  div.classList.contains('foo').should.equal(false)
  done()
}, 20)

should toggle class properly0ms ‣

var div = make('<div></div>')
div.classList.contains('foo').should.equal(false)
htmx.toggleClass(div, 'foo')
div.classList.contains('foo').should.equal(true)
htmx.toggleClass(div, 'foo')
div.classList.contains('foo').should.equal(false)

should toggle class properly w/ selector1ms ‣

var div = make("<div id='div1'></div>")
div.classList.contains('foo').should.equal(false)
htmx.toggleClass('#div1', 'foo')
div.classList.contains('foo').should.equal(true)
htmx.toggleClass('#div1', 'foo')
div.classList.contains('foo').should.equal(false)

should take class properly1ms ‣

var div1 = make('<div></div>')
var div2 = make('<div></div>')
var div3 = make('<div></div>')
div1.classList.contains('foo').should.equal(false)
div2.classList.contains('foo').should.equal(false)
div3.classList.contains('foo').should.equal(false)
htmx.takeClass(div1, 'foo')
div1.classList.contains('foo').should.equal(true)
div2.classList.contains('foo').should.equal(false)
div3.classList.contains('foo').should.equal(false)
htmx.takeClass(div2, 'foo')
div1.classList.contains('foo').should.equal(false)
div2.classList.contains('foo').should.equal(true)
div3.classList.contains('foo').should.equal(false)
htmx.takeClass(div3, 'foo')
div1.classList.contains('foo').should.equal(false)
div2.classList.contains('foo').should.equal(false)
div3.classList.contains('foo').should.equal(true)

should take class properly w/ selector0ms ‣

var div1 = make("<div id='div1'></div>")
var div2 = make("<div id='div2'></div>")
var div3 = make("<div id='div3'></div>")
div1.classList.contains('foo').should.equal(false)
div2.classList.contains('foo').should.equal(false)
div3.classList.contains('foo').should.equal(false)
htmx.takeClass('#div1', 'foo')
div1.classList.contains('foo').should.equal(true)
div2.classList.contains('foo').should.equal(false)
div3.classList.contains('foo').should.equal(false)
htmx.takeClass('#div2', 'foo')
div1.classList.contains('foo').should.equal(false)
div2.classList.contains('foo').should.equal(true)
div3.classList.contains('foo').should.equal(false)
htmx.takeClass('#div3', 'foo')
div1.classList.contains('foo').should.equal(false)
div2.classList.contains('foo').should.equal(false)
div3.classList.contains('foo').should.equal(true)

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)

ajax api works9ms ‣

this.server.respondWith('GET', '/test', 'foo!')
var div = make('<div></div>')
htmx.ajax('GET', '/test', div)
this.server.respond()
div.innerHTML.should.equal('foo!')

ajax api works by ID5ms ‣

this.server.respondWith('GET', '/test', 'foo!')
var div = make("<div id='d1'></div>")
htmx.ajax('GET', '/test', '#d1')
this.server.respond()
div.innerHTML.should.equal('foo!')

ajax api does not fall back to body when target invalid1ms ‣

this.server.respondWith('GET', '/test', 'foo!')
var div = make("<div id='d1'></div>")
htmx.ajax('GET', '/test', '#d2')
this.server.respond()
document.body.innerHTML.should.not.equal('foo!')

ajax api fails when target invalid1ms ‣

this.server.respondWith('GET', '/test', 'foo!')
var div = make("<div id='d1'></div>")
htmx.ajax('GET', '/test', '#d2').then(
  (value) => {
  },
  (reason) => {
    done()
  }
)
this.server.respond()
div.innerHTML.should.equal('')

ajax api fails when target invalid even if source set1ms ‣

this.server.respondWith('GET', '/test', 'foo!')
var div = make("<div id='d1'></div>")
htmx.ajax('GET', '/test', {
  source: div,
  target: '#d2'
}).then(
  (value) => {
  },
  (reason) => {
    done()
  }
)
this.server.respond()
div.innerHTML.should.equal('')

ajax api fails when source invalid and no target set0ms ‣

this.server.respondWith('GET', '/test', 'foo!')
var div = make("<div id='d1'></div>")
htmx.ajax('GET', '/test', {
  source: '#d2'
}).then(
  (value) => {
  },
  (reason) => {
    done()
  }
)
this.server.respond()
div.innerHTML.should.equal('')

ajax api falls back to targeting source if target not set2ms ‣

this.server.respondWith('GET', '/test', 'foo!')
var div = make("<div id='d1'></div>")
htmx.ajax('GET', '/test', {
  source: div
})
this.server.respond()
div.innerHTML.should.equal('foo!')

ajax api works with swapSpec2ms ‣

this.server.respondWith('GET', '/test', "<p class='test'>foo!</p>")
var div = make("<div><div id='target'></div></div>")
htmx.ajax('GET', '/test', { target: '#target', swap: 'outerHTML' })
this.server.respond()
div.innerHTML.should.equal('<p class="test">foo!</p>')

ajax api works with select2ms ‣

this.server.respondWith('GET', '/test', "<div id='d1'>foo</div><div id='d2'>bar</div>")
var div = make("<div id='target'></div>")
htmx.ajax('GET', '/test', { target: '#target', select: '#d2' })
this.server.respond()
div.innerHTML.should.equal('<div id="d2">bar</div>')

ajax api works with Hx-Select overrides select3ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Reselect': '#d2' }, "<div id='d1'>foo</div><div id='d2'>bar</div>"])
var div = make("<div id='target'></div>")
htmx.ajax('GET', '/test', { target: '#target', select: '#d1' })
this.server.respond()
div.innerHTML.should.equal('<div id="d2">bar</div>')

ajax returns a promise2ms ‣

// in IE we do not return a promise
if (typeof Promise !== 'undefined') {
  this.server.respondWith('GET', '/test', 'foo!')
  var div = make("<div id='d1'></div>")
  var promise = htmx.ajax('GET', '/test', '#d1')
  this.server.respond()
  div.innerHTML.should.equal('foo!')
  promise.then(function() {
    done()
  })
} else {
  done()
}

ajax api can pass parameters1ms ‣

this.server.respondWith('POST', '/test', function(xhr) {
  var params = getParameters(xhr)
  params.i1.should.equal('test')
  xhr.respond(200, {}, 'Clicked!')
})
var div = make("<div id='d1'></div>")
htmx.ajax('POST', '/test', { target: '#d1', values: { i1: 'test' } })
this.server.respond()
div.innerHTML.should.equal('Clicked!')

ajax api Content-Type header is application/x-www-form-urlencoded1ms ‣

this.server.respondWith('POST', '/test', function(xhr) {
  var params = getParameters(xhr)
  xhr.requestHeaders['Content-Type'].should.equal('application/x-www-form-urlencoded;charset=utf-8')
  params.i1.should.equal('test')
  xhr.respond(200, {}, 'Clicked!')
})
var div = make("<div id='d1'></div>")
htmx.ajax('POST', '/test', { target: '#d1', values: { i1: 'test' } })
this.server.respond()
div.innerHTML.should.equal('Clicked!')

ajax api Content-Type header override to application/json1ms ‣

this.server.respondWith('POST', '/test', function(xhr) {
  var params = getParameters(xhr)
  xhr.requestHeaders['Content-Type'].should.equal('application/json;charset=utf-8')
  params.i1.should.equal('test')
  xhr.respond(200, {}, 'Clicked!')
})
var div = make("<div id='d1'></div>")
htmx.ajax('POST', '/test', {
  target: '#d1',
  swap: 'innerHTML',
  headers: {
    'Content-Type': 'application/json'
  },
  values: { i1: 'test' }
})
this.server.respond()
div.innerHTML.should.equal('Clicked!')

can re-init with new attributes3ms ‣

this.server.respondWith('PATCH', '/test', 'patch')
this.server.respondWith('DELETE', '/test', 'delete')
var div = make('<div hx-patch="/test">click me</div>')
div.click()
this.server.respond()
div.innerHTML.should.equal('patch')
div.removeAttribute('hx-patch')
div.setAttribute('hx-delete', '/test')
htmx.process(div)
div.click()
this.server.respond()
div.innerHTML.should.equal('delete')

does not trigger load on re-init of an existing element2ms ‣

this.server.respondWith('GET', '/test', 'test')
var div = make('<div hx-get="/test" hx-trigger="load" hx-swap="beforeend"></div>')
this.server.respond()
div.innerHTML.should.equal('test')
div.setAttribute('hx-swap', 'afterbegin')
htmx.process(div)
this.server.respond()
div.innerHTML.should.equal('test')

onLoad is called... onLoad1ms ‣

// also tests on/off
this.server.respondWith('GET', '/test', "<div id='d1' hx-get='/test'></div>")
var helper = htmx.onLoad(function(elt) {
  elt.setAttribute('foo', 'bar')
})
try {
  var div = make("<div id='d1' hx-get='/test' hx-swap='outerHTML'></div>")
  div.click()
  this.server.respond()
  byId('d1').getAttribute('foo').should.equal('bar')
  htmx.off('htmx:load', helper)
} catch (error) {
  // Clean up the event if the test fails, then throw it again
  htmx.off('htmx:load', helper)
  throw error
}

triggers properly0ms ‣

var div = make('<div/>')
var myEventCalled = false
var detailStr = ''
htmx.on('myEvent', function(evt) {
  myEventCalled = true
  detailStr = evt.detail.str
})
htmx.trigger(div, 'myEvent', { str: 'foo' })
myEventCalled.should.equal(true)
detailStr.should.equal('foo')

triggers properly w/ selector0ms ‣

var div = make("<div id='div1'/>")
var myEventCalled = false
var detailStr = ''
htmx.on('myEvent', function(evt) {
  myEventCalled = true
  detailStr = evt.detail.str
})
htmx.trigger('#div1', 'myEvent', { str: 'foo' })
myEventCalled.should.equal(true)
detailStr.should.equal('foo')

triggers with no details properly0ms ‣

var div = make('<div/>')
var myEventCalled = false
htmx.on('myEvent', function(evt) {
  myEventCalled = true
})
htmx.trigger(div, 'myEvent')
myEventCalled.should.equal(true)

swaps content properly (basic)0ms ‣

var output = make('<output id="output"/>')
htmx.swap('#output', '<div>Swapped!</div>', { swapStyle: 'innerHTML' })
output.innerHTML.should.be.equal('<div>Swapped!</div>')

swaps content properly (with select)0ms ‣

var output = make('<output id="output"/>')
htmx.swap('#output', '<div><p id="select-me">Swapped!</p></div>', { swapStyle: 'innerHTML' }, { select: '#select-me' })
output.innerHTML.should.be.equal('<p id="select-me">Swapped!</p>')

swaps content properly (with oob)1ms ‣

var output = make('<output id="output"/>')
var oobDiv = make('<div id="oob"/>')
htmx.swap('#output', '<div id="oob" hx-swap-oob="innerHTML">OOB Swapped!</div><div>Swapped!</div>', { swapStyle: 'innerHTML' })
output.innerHTML.should.be.equal('<div>Swapped!</div>')
oobDiv.innerHTML.should.be.equal('OOB Swapped!')

swaps content properly (with select oob)1ms ‣

var output = make('<output id="output"/>')
var oobDiv = make('<div id="oob"/>')
htmx.swap('#output', '<div id="oob">OOB Swapped!</div><div>Swapped!</div>', { swapStyle: 'innerHTML' }, { selectOOB: '#oob:innerHTML' })
output.innerHTML.should.be.equal('<div>Swapped!</div>')
oobDiv.innerHTML.should.be.equal('OOB Swapped!')

swap delete works when parent is removed2ms ‣

this.server.respondWith('DELETE', '/test', 'delete')
var parent = make('<div><div id="d1" hx-swap="delete" hx-delete="/test">click me</div></div>')
var div = htmx.find(parent, '#d1')
div.click()
div.remove()
parent.remove()
this.server.respond()
parent.children.length.should.equal(0)

swap outerHTML works when parent is removed1ms ‣

this.server.respondWith('GET', '/test', 'delete')
var parent = make('<div><div id="d1" hx-swap="outerHTML" hx-get="/test">click me</div></div>')
var div = htmx.find(parent, '#d1')
div.click()
div.remove()
parent.remove()
this.server.respond()
parent.children.length.should.equal(0)

Core htmx AJAX Tests

issues a GET request on click and swaps content2ms ‣

this.server.respondWith('GET', '/test', 'Clicked!')
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerHTML.should.equal('Clicked!')

processes inner content properly4ms ‣

this.server.respondWith('GET', '/test', '<a hx-get="/test2">Click Me</a>')
this.server.respondWith('GET', '/test2', 'Clicked!')
var div = make('<div hx-get="/test"></div>')
div.click()
this.server.respond()
div.innerHTML.should.equal('<a hx-get="/test2">Click Me</a>')
var a = div.querySelector('a')
a.click()
this.server.respond()
a.innerHTML.should.equal('Clicked!')

handles swap outerHTML properly2ms ‣

this.server.respondWith('GET', '/test', '<a id="a1" hx-get="/test2">Click Me</a>')
this.server.respondWith('GET', '/test2', 'Clicked!')
var div = make('<div id="d1" hx-get="/test" hx-swap="outerHTML"></div>')
div.click()
should.equal(byId('d1'), div)
this.server.respond()
should.equal(byId('d1'), null)
byId('a1').click()
this.server.respond()
byId('a1').innerHTML.should.equal('Clicked!')

handles beforebegin properly51ms ‣

var i = 0
this.server.respondWith('GET', '/test', function(xhr) {
  i++
  xhr.respond(200, {}, '<a id="a' + i + '" hx-get="/test2" hx-swap="innerHTML">' + i + '</a>')
})
this.server.respondWith('GET', '/test2', '*')
var div = make('<div hx-get="/test" hx-swap="beforebegin">*</div>')
var parent = div.parentElement
div.click()
this.server.respond()
div.innerText.should.equal('*')
removeWhiteSpace(parent.innerText).should.equal('1*')
byId('a1').click()
this.server.respond()
removeWhiteSpace(parent.innerText).should.equal('**')
div.click()
this.server.respond()
div.innerText.should.equal('*')
removeWhiteSpace(parent.innerText).should.equal('*2*')
byId('a2').click()
this.server.respond()
removeWhiteSpace(parent.innerText).should.equal('***')

handles afterbegin properly19ms ‣

var i = 0
this.server.respondWith('GET', '/test', function(xhr) {
  i++
  xhr.respond(200, {}, '' + i)
})
var div = make('<div hx-get="/test" hx-swap="afterbegin">*</div>')
div.click()
this.server.respond()
div.innerText.should.equal('1*')
div.click()
this.server.respond()
div.innerText.should.equal('21*')
div.click()
this.server.respond()
div.innerText.should.equal('321*')

handles afterbegin properly with no initial content3ms ‣

var i = 0
this.server.respondWith('GET', '/test', function(xhr) {
  i++
  xhr.respond(200, {}, '' + i)
})
var div = make('<div hx-get="/test" hx-swap="afterbegin"></div>')
div.click()
this.server.respond()
div.innerText.should.equal('1')
div.click()
this.server.respond()
div.innerText.should.equal('21')
div.click()
this.server.respond()
div.innerText.should.equal('321')

handles afterend properly6ms ‣

var i = 0
this.server.respondWith('GET', '/test', function(xhr) {
  i++
  xhr.respond(200, {}, '<a id="a' + i + '" hx-get="/test2" hx-swap="innerHTML">' + i + '</a>')
})
this.server.respondWith('GET', '/test2', '*')
var div = make('<div hx-get="/test" hx-swap="afterend">*</div>')
var parent = div.parentElement
div.click()
this.server.respond()
div.innerText.should.equal('*')
removeWhiteSpace(parent.innerText).should.equal('*1')
byId('a1').click()
this.server.respond()
removeWhiteSpace(parent.innerText).should.equal('**')
div.click()
this.server.respond()
div.innerText.should.equal('*')
removeWhiteSpace(parent.innerText).should.equal('*2*')
byId('a2').click()
this.server.respond()
removeWhiteSpace(parent.innerText).should.equal('***')

handles beforeend properly5ms ‣

var i = 0
this.server.respondWith('GET', '/test', function(xhr) {
  i++
  xhr.respond(200, {}, '' + i)
})
var div = make('<div hx-get="/test" hx-swap="beforeend">*</div>')
div.click()
this.server.respond()
div.innerText.should.equal('*1')
div.click()
this.server.respond()
div.innerText.should.equal('*12')
div.click()
this.server.respond()
div.innerText.should.equal('*123')

handles beforeend properly with no initial content7ms ‣

var i = 0
this.server.respondWith('GET', '/test', function(xhr) {
  i++
  xhr.respond(200, {}, '' + i)
})
var div = make('<div hx-get="/test" hx-swap="beforeend"></div>')
div.click()
this.server.respond()
div.innerText.should.equal('1')
div.click()
this.server.respond()
div.innerText.should.equal('12')
div.click()
this.server.respond()
div.innerText.should.equal('123')

handles hx-target properly1ms ‣

this.server.respondWith('GET', '/test', 'Clicked!')
var btn = make('<button hx-get="/test" hx-target="#s1">Click Me!</button>')
var target = make('<span id="s1">Initial</span>')
btn.click()
target.innerHTML.should.equal('Initial')
this.server.respond()
target.innerHTML.should.equal('Clicked!')

handles 204 NO CONTENT responses properly1ms ‣

this.server.respondWith('GET', '/test', [204, {}, 'No Content!'])
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
btn.innerHTML.should.equal('Click Me!')
this.server.respond()
btn.innerHTML.should.equal('Click Me!')

handles 304 NOT MODIFIED responses properly3ms ‣

this.server.respondWith('GET', '/test-1', [200, {}, 'Content for Tab 1'])
this.server.respondWith('GET', '/test-2', [200, {}, 'Content for Tab 2'])
var target = make('<div id="target"></div>')
var btn1 = make('<button hx-get="/test-1" hx-target="#target">Tab 1</button>')
var btn2 = make('<button hx-get="/test-2" hx-target="#target">Tab 2</button>')
btn1.click()
target.innerHTML.should.equal('')
this.server.respond()
target.innerHTML.should.equal('Content for Tab 1')
btn2.click()
this.server.respond()
target.innerHTML.should.equal('Content for Tab 2')
this.server.respondWith('GET', '/test-1', [304, {}, 'Content for Tab 1'])
this.server.respondWith('GET', '/test-2', [304, {}, 'Content for Tab 2'])
btn1.click()
this.server.respond()
target.innerHTML.should.equal('Content for Tab 1')
btn2.click()
this.server.respond()
target.innerHTML.should.equal('Content for Tab 2')

handles hx-trigger with non-default value2ms ‣

this.server.respondWith('GET', '/test', 'Clicked!')
var form = make('<form hx-get="/test" hx-trigger="click">Click Me!</form>')
form.click()
form.innerHTML.should.equal('Click Me!')
this.server.respond()
form.innerHTML.should.equal('Clicked!')

handles hx-trigger with load event1ms ‣

this.server.respondWith('GET', '/test', 'Loaded!')
var div = make('<div hx-get="/test" hx-trigger="load">Load Me!</div>')
div.innerHTML.should.equal('Load Me!')
this.server.respond()
div.innerHTML.should.equal('Loaded!')

sets the content type of the request properly1ms ‣

this.server.respondWith('GET', '/test', function(xhr) {
  xhr.respond(200, {}, 'done')
  xhr.overriddenMimeType.should.equal('text/html')
  done()
})
var div = make('<div hx-get="/test">Click Me!</div>')
div.click()
this.server.respond()

issues two requests when clicked twice before response1ms ‣

var i = 1
this.server.respondWith('GET', '/test', function(xhr) {
  xhr.respond(200, {}, 'click ' + i)
  i++
})
var div = make('<div hx-get="/test"></div>')
div.click()
div.click()
this.server.respond()
div.innerHTML.should.equal('click 1')
this.server.respond()
div.innerHTML.should.equal('click 2')

issues two requests when clicked three times before response2ms ‣

var i = 1
this.server.respondWith('GET', '/test', function(xhr) {
  xhr.respond(200, {}, 'click ' + i)
  i++
})
var div = make('<div hx-get="/test"></div>')
div.click()
div.click()
div.click()
this.server.respondAll()
div.innerHTML.should.equal('click 2')

properly handles hx-select for basic situation1ms ‣

var i = 1
this.server.respondWith('GET', '/test', "<div id='d1'>foo</div><div id='d2'>bar</div>")
var div = make('<div hx-get="/test" hx-select="#d1"></div>')
div.click()
this.server.respond()
div.innerHTML.should.equal('<div id="d1">foo</div>')

properly handles hx-select for full html document situation1ms ‣

this.server.respondWith('GET', '/test', "<html><body><div id='d1'>foo</div><div id='d2'>bar</div></body></html>")
var div = make('<div hx-get="/test" hx-select="#d1"></div>')
div.click()
this.server.respond()
div.innerHTML.should.equal('<div id="d1">foo</div>')

properly settles attributes on interior elements22ms ‣

this.server.respondWith('GET', '/test', "<div hx-get='/test'><div width='bar' id='d1'></div></div>")
var div = make("<div hx-get='/test' hx-swap='outerHTML settle:10ms'><div id='d1'></div></div>")
div.click()
this.server.respond()
should.equal(byId('d1').getAttribute('width'), null)
setTimeout(function() {
  should.equal(byId('d1').getAttribute('width'), 'bar')
  done()
}, 20)

properly settles attributes elements with single quotes in id22ms ‣

this.server.respondWith('GET', '/test', "<div hx-get='/test'><div width='bar' id=\"d1'\"></div></div>")
var div = make("<div hx-get='/test' hx-swap='outerHTML settle:10ms'><div id=\"d1'\"></div></div>")
div.click()
this.server.respond()
should.equal(byId("d1'").getAttribute('width'), null)
setTimeout(function() {
  should.equal(byId("d1'").getAttribute('width'), 'bar')
  done()
}, 20)

properly settles attributes elements with double quotes in id21ms ‣

this.server.respondWith('GET', '/test', "<div hx-get='/test'><div width='bar' id='d1\"'></div></div>")
var div = make("<div hx-get='/test' hx-swap='outerHTML settle:10ms'><div id='d1\"'></div></div>")
div.click()
this.server.respond()
should.equal(byId('d1"').getAttribute('width'), null)
setTimeout(function() {
  should.equal(byId('d1"').getAttribute('width'), 'bar')
  done()
}, 20)

properly handles multiple select input8ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
var form = make('<form hx-post="/test" hx-trigger="click">' +
        '<select id="multiSelect" name="multiSelect" multiple="multiple">' +
        '<option id="m1" value="m1">m1</option>' +
        '<option id="m2" value="m2">m2</option>' +
        '<option id="m3" value="m3">m3</option>' +
        '<option id="m4" value="m4">m4</option>' +
        '</select>' +
        '</form>')
form.click()
this.server.respond()
values.should.deep.equal({})
byId('m1').selected = true
form.click()
this.server.respond()
values.should.deep.equal({ multiSelect: 'm1' })
byId('m1').selected = true
byId('m3').selected = true
form.click()
this.server.respond()
values.should.deep.equal({ multiSelect: ['m1', 'm3'] })

properly handles multiple select input when "multiple" attribute is empty string3ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
var form = make('<form hx-post="/test" hx-trigger="click">' +
        '<select name="multiSelect" id="id_question_list" multiple="" tabindex="-1" aria-hidden="true">' +
        '<option id="m1" value="m1">m1</option>' +
        '<option id="m2" value="m2">m2</option>' +
        '<option id="m3" value="m3">m3</option>' +
        '<option id="m4" value="m4">m4</option>' +
        '</select>' +
        '</form>')
form.click()
this.server.respond()
values.should.deep.equal({})
byId('m1').selected = true
form.click()
this.server.respond()
values.should.deep.equal({ multiSelect: 'm1' })
byId('m1').selected = true
byId('m3').selected = true
form.click()
this.server.respond()
values.should.deep.equal({ multiSelect: ['m1', 'm3'] })

properly handles two multiple select inputs w/ same name2ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
var form = make('<form hx-post="/test" hx-trigger="click">' +
        '<select id="multiSelect" name="multiSelect" multiple="multiple">' +
        '<option id="m1" value="m1">m1</option>' +
        '<option id="m2" value="m2">m2</option>' +
        '<option id="m3" value="m3">m3</option>' +
        '<option id="m4" value="m4">m4</option>' +
        '</select>' +
        '<select id="multiSelect" name="multiSelect" multiple="multiple">' +
        '<option id="m5" value="m5">m1</option>' +
        '<option id="m6" value="m6">m2</option>' +
        '<option id="m7" value="m7">m3</option>' +
        '<option id="m8" value="m8">m4</option>' +
        '</select>' +
        '</form>')
form.click()
this.server.respond()
values.should.deep.equal({})
byId('m1').selected = true
form.click()
this.server.respond()
values.should.deep.equal({ multiSelect: 'm1' })
byId('m1').selected = true
byId('m3').selected = true
byId('m7').selected = true
byId('m8').selected = true
form.click()
this.server.respond()
values.should.deep.equal({ multiSelect: ['m1', 'm3', 'm7', 'm8'] })

properly handles multiple email input2ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
var form = make('<form hx-post="/test" hx-trigger="click">' +
        '<input id="multiEmail" name="multiEmail" multiple>' +
        '</form>')
form.click()
this.server.respond()
values.should.deep.equal({ multiEmail: '' })
byId('multiEmail').value = 'foo@example.com'
form.click()
this.server.respond()
values.should.deep.equal({ multiEmail: 'foo@example.com' })
byId('multiEmail').value = 'foo@example.com,bar@example.com'
form.click()
this.server.respond()
values.should.deep.equal({ multiEmail: 'foo@example.com,bar@example.com' })

properly handles checkbox inputs7ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
var form = make('<form hx-post="/test" hx-trigger="click">' +
        '<input id="cb1" name="c1" value="cb1" type="checkbox">' +
        '<input id="cb2" name="c1" value="cb2" type="checkbox">' +
        '<input id="cb3" name="c1" value="cb3" type="checkbox">' +
        '<input id="cb4" name="c2" value="cb4"  type="checkbox">' +
        '<input id="cb5" name="c2" value="cb5"  type="checkbox">' +
        '<input id="cb6" name="c3" value="cb6"  type="checkbox">' +
        '</form>')
form.click()
this.server.respond()
values.should.deep.equal({})
byId('cb1').checked = true
form.click()
this.server.respond()
values.should.deep.equal({ c1: 'cb1' })
byId('cb1').checked = true
byId('cb2').checked = true
form.click()
this.server.respond()
values.should.deep.equal({ c1: ['cb1', 'cb2'] })
byId('cb1').checked = true
byId('cb2').checked = true
byId('cb3').checked = true
form.click()
this.server.respond()
values.should.deep.equal({ c1: ['cb1', 'cb2', 'cb3'] })
byId('cb1').checked = true
byId('cb2').checked = true
byId('cb3').checked = true
byId('cb4').checked = true
form.click()
this.server.respond()
values.should.deep.equal({ c1: ['cb1', 'cb2', 'cb3'], c2: 'cb4' })
byId('cb1').checked = true
byId('cb2').checked = true
byId('cb3').checked = true
byId('cb4').checked = true
byId('cb5').checked = true
form.click()
this.server.respond()
values.should.deep.equal({ c1: ['cb1', 'cb2', 'cb3'], c2: ['cb4', 'cb5'] })
byId('cb1').checked = true
byId('cb2').checked = true
byId('cb3').checked = true
byId('cb4').checked = true
byId('cb5').checked = true
byId('cb6').checked = true
form.click()
this.server.respond()
values.should.deep.equal({ c1: ['cb1', 'cb2', 'cb3'], c2: ['cb4', 'cb5'], c3: 'cb6' })
byId('cb1').checked = true
byId('cb2').checked = false
byId('cb3').checked = true
byId('cb4').checked = false
byId('cb5').checked = true
byId('cb6').checked = true
form.click()
this.server.respond()
values.should.deep.equal({ c1: ['cb1', 'cb3'], c2: 'cb5', c3: 'cb6' })

properly handles radio inputs1ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
var form = make('<form hx-post="/test" hx-trigger="click">' +
    '<div role="radiogroup">' +
    '<input id="rb1" name="r1" value="rb1" type="radio">' +
    '<input id="rb2" name="r1" value="rb2" type="radio">' +
    '<input id="rb3" name="r1" value="rb3" type="radio">' +
    '<input id="rb4" name="r2" value="rb4"  type="radio">' +
    '<input id="rb5" name="r2" value="rb5"  type="radio">' +
    '<input id="rb6" name="r3" value="rb6"  type="radio">' +
    '</div>' +
    '</form>')
form.click()
this.server.respond()
values.should.deep.equal({})
byId('rb1').checked = true
form.click()
this.server.respond()
values.should.deep.equal({ r1: 'rb1' })

text nodes dont screw up settling via variable capture2ms ‣

this.server.respondWith('GET', '/test', "<div id='d1' hx-trigger='click consume' hx-get='/test2'></div>fooo")
this.server.respondWith('GET', '/test2', 'clicked')
var div = make("<div hx-get='/test'/>")
div.click()
this.server.respond()
byId('d1').click()
this.server.respond()
byId('d1').innerHTML.should.equal('clicked')

script nodes evaluate2ms ‣

var globalWasCalled = false
window.callGlobal = function() {
  globalWasCalled = true
}
try {
  this.server.respondWith('GET', '/test', "<div></div><script type='text/javascript'>callGlobal()</script>")
  var div = make("<div hx-get='/test'></div>")
  div.click()
  this.server.respond()
  globalWasCalled.should.equal(true)
} finally {
  delete window.callGlobal
}

stand alone script nodes evaluate2ms ‣

var globalWasCalled = false
window.callGlobal = function() {
  globalWasCalled = true
}
try {
  this.server.respondWith('GET', '/test', "<script type='text/javascript'>callGlobal()</script>")
  var div = make("<div hx-get='/test'></div>")
  div.click()
  this.server.respond()
  globalWasCalled.should.equal(true)
} finally {
  delete window.callGlobal
}

script nodes can define global functions7ms ‣

try {
  window.foo = {}
  this.server.respondWith('GET', '/test', "<script type='text/javascript'>foo.bar = function() { return 42 }</script>")
  var div = make("<div hx-get='/test'></div>")
  div.click()
  this.server.respond()
  foo.bar().should.equal(42)
} finally {
  delete window.foo
}

child script nodes evaluate when children2ms ‣

var globalWasCalled = false
window.callGlobal = function() {
  globalWasCalled = true
}
try {
  this.server.respondWith('GET', '/test', "<div><script type='text/javascript'>callGlobal()</script></div>")
  var div = make("<div hx-get='/test'></div>")
  div.click()
  this.server.respond()
  globalWasCalled.should.equal(true)
} finally {
  delete window.callGlobal
}

child script nodes evaluate when first child2ms ‣

var globalWasCalled = false
window.callGlobal = function() {
  globalWasCalled = true
}
try {
  this.server.respondWith('GET', '/test', "<script type='text/javascript'>callGlobal()</script><div></div>")
  var div = make("<div hx-get='/test'></div>")
  div.click()
  this.server.respond()
  globalWasCalled.should.equal(true)
} finally {
  delete window.callGlobal
}

child script nodes evaluate when not explicitly marked javascript1ms ‣

var globalWasCalled = false
window.callGlobal = function() {
  globalWasCalled = true
}
try {
  this.server.respondWith('GET', '/test', '<div><script>callGlobal()</script></div>')
  var div = make("<div hx-get='/test'></div>")
  div.click()
  this.server.respond()
  globalWasCalled.should.equal(true)
} finally {
  delete window.callGlobal
}

script nodes do not evaluate when explicitly marked as something other than javascript1ms ‣

var globalWasCalled = false
window.callGlobal = function() {
  globalWasCalled = true
}
try {
  this.server.respondWith('GET', '/test', "<div><script type='text/samplescript'>callGlobal()</script></div>")
  var div = make("<div hx-get='/test'></div>")
  div.click()
  this.server.respond()
  globalWasCalled.should.equal(false)
} finally {
  delete window.callGlobal
}

script nodes evaluate after swap32ms ‣

window.callGlobal = function() {
  console.log('Here...')
  window.tempVal = byId('d1').innerText
}
try {
  this.server.respondWith('GET', '/test', "<div><script>callGlobal()</script><div id='d1'>After settle...</div> </div>")
  var div = make("<div hx-get='/test'></div>")
  div.click()
  this.server.respond()
  window.tempVal.should.equal('After settle...')
} finally {
  delete window.callGlobal
  delete window.tempVal
}

script node exceptions do not break rendering

allows empty verb values1ms ‣

var path = null
var div = make("<div hx-get=''/>")
htmx.on(div, 'htmx:configRequest', function(evt) {
  path = evt.detail.path
  return false
})
div.click()
this.server.respond()
path.should.not.be.null

allows blank verb values1ms ‣

var path = null
var div = make('<div hx-get/>')
htmx.on(div, 'htmx:configRequest', function(evt) {
  path = evt.detail.path
  return false
})
div.click()
this.server.respond()
path.should.not.be.null

input values are not settle swapped (causes flicker)2ms ‣

this.server.respondWith('GET', '/test', "<input id='i1' value='bar'/>")
var input = make("<input id='i1' hx-get='/test' value='foo' hx-swap='outerHTML settle:50' hx-trigger='click'/>")
input.click()
this.server.respond()
input = byId('i1')
input.value.should.equal('bar')

autofocus attribute works properly10ms ‣

this.server.respondWith('GET', '/test', "<input id='i2' value='bar' autofocus/>")
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)

autofocus attribute works properly w/ child4ms ‣

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)

autofocus attribute works properly w/ true value14ms ‣

this.server.respondWith('GET', '/test', "<div><input id='i2' value='bar' autofocus='true'/></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)

multipart/form-data encoding works5ms ‣

this.server.respondWith('POST', '/test', function(xhr) {
  should.equal(xhr.requestHeaders['Content-Type'], undefined)
  if (xhr.requestBody.get) { // IE 11 does not support
    xhr.requestBody.get('i1').should.equal('foo')
  }
  xhr.respond(200, {}, 'body: ' + xhr.requestBody)
})
var form = make("<form hx-post='/test' hx-encoding='multipart/form-data' hx-trigger='click'>" +
        "<input name='i1'  id='i1' value='foo'/>" +
        '</form>')
form.focus()
form.click()
this.server.respond()

removed elements do not issue requests0ms ‣

var count = 0
this.server.respondWith('GET', '/test', function(xhr) {
  count++
  xhr.respond(200, {}, '')
})
var btn = make('<button hx-get="/test">Click Me!</button>')
htmx.remove(btn)
btn.click()
this.server.respond()
count.should.equal(0)

title tags update title3ms ‣

this.server.respondWith('GET', '/test', function(xhr) {
  xhr.respond(200, {}, "<title class=''>htmx rocks!</title>Clicked!")
})
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerText.should.equal('Clicked!')
window.document.title.should.equal('htmx rocks!')

svg title tags do not update title4ms ‣

var originalTitle = window.document.title
this.server.respondWith('GET', '/test', function(xhr) {
  xhr.respond(200, {}, "<svg class=''><title>" + originalTitle + 'UPDATE' + '</title></svg>Clicked!')
})
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerText.should.equal('Clicked!')
window.document.title.should.equal(originalTitle)

first title tag outside svg title tags updates title7ms ‣

var originalTitle = window.document.title
var newTitle = originalTitle + '!!!'
this.server.respondWith('GET', '/test', function(xhr) {
  xhr.respond(200, {}, "<title class=''>" + newTitle + "</title><svg class=''><title>foo</title></svg>Clicked!<title class=''>x</title>")
})
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerText.should.equal('Clicked!')
window.document.title.should.equal(newTitle)

title update does not URL escape3ms ‣

this.server.respondWith('GET', '/test', function(xhr) {
  xhr.respond(200, {}, '<title>&lt;/> htmx rocks!</title>Clicked!')
})
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerText.should.equal('Clicked!')
window.document.title.should.equal('</> htmx rocks!')

by default 400 content is not swapped4ms ‣

this.server.respondWith('GET', '/test', function(xhr) {
  xhr.respond(400, {}, 'Clicked!')
})
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerText.should.equal('Click Me!')

400 content can be swapped if configured to do so3ms ‣

var handler = htmx.on('htmx:beforeSwap', function(event) {
  if (event.detail.xhr.status === 400) {
    event.detail.shouldSwap = true
  }
})
this.server.respondWith('GET', '/test', function(xhr) {
  xhr.respond(400, {}, 'Clicked!')
})
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerText.should.equal('Clicked!')
htmx.off('htmx:beforeSwap', handler)

400 content can be retargeted if configured to do so3ms ‣

var handler = htmx.on('htmx:beforeSwap', function(event) {
  if (event.detail.xhr.status === 400) {
    event.detail.shouldSwap = true
    event.detail.target = byId('d1')
  }
})
this.server.respondWith('GET', '/test', function(xhr) {
  xhr.respond(400, {}, 'Clicked!')
})
var btn = make('<button hx-get="/test">Click Me!</button>')
var div = make('<div id="d1"></div>')
btn.click()
this.server.respond()
div.innerText.should.equal('Clicked!')
htmx.off('htmx:beforeSwap', handler)

errors are triggered only on 400+1ms ‣

var errors = 0
var handler = htmx.on('htmx:responseError', function() {
  errors++
})
this.server.respondWith('GET', '/test1', function(xhr) {
  xhr.respond(204, {}, 'Clicked!')
})
this.server.respondWith('GET', '/test2', function(xhr) {
  xhr.respond(400, {}, 'Clicked!')
})
var btn1 = make('<button hx-get="/test1">Click Me!</button>')
var btn2 = make('<button hx-get="/test2">Click Me!</button>')
btn1.click()
btn2.click()
this.server.respond()
this.server.respond()
errors.should.equal(1)
htmx.off('htmx:responseError', handler)

content can be modified if configured to do so3ms ‣

var handler = htmx.on('htmx:beforeSwap', function(event) {
  if (event.detail.xhr.status === 400) {
    event.detail.shouldSwap = true
    event.detail.serverResponse = event.detail.serverResponse + '!!'
  }
})
this.server.respondWith('GET', '/test', function(xhr) {
  xhr.respond(400, {}, 'Clicked!')
})
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerText.should.equal('Clicked!!!')
htmx.off('htmx:beforeSwap', handler)

scripts w/ src attribute are properly loaded328ms ‣

try {
  this.server.respondWith('GET', '/test', "<script id='setGlobalScript' src='setGlobal.js'></script>")
  var div = make("<div hx-get='/test'></div>")
  div.click()
  this.server.respond()
  byId('setGlobalScript').addEventListener('load', function() {
    window.globalWasCalled.should.equal(true)
    delete window.globalWasCalled
    done()
  })
} finally {
  delete window.globalWasCalled
}

should load tags with colon in their names1ms ‣

this.server.respondWith('GET', '/test', '<with:colon id="foobar">Foobar</with:colon>')
var btn = make('<button hx-get="/test">Give me colons!</button>')
btn.click()
this.server.respond()
btn.innerHTML.should.equal('<with:colon id="foobar">Foobar</with:colon>')

properly handles clicked submit button with a value inside a htmx form7ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
make('<form hx-post="/test">' +
        '<input type="text" name="t1" value="textValue">' +
        '<button id="submit" type="submit" name="b1" value="buttonValue">button</button>' +
        '</form>')
byId('submit').click()
this.server.respond()
values.should.deep.equal({ t1: 'textValue', b1: 'buttonValue' })

properly handles clicked submit input with a value inside a htmx form8ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
make('<form hx-post="/test">' +
        '<input type="text" name="t1" value="textValue">' +
        '<input id="submit" type="submit" name="b1" value="buttonValue">' +
        '</form>')
byId('submit').click()
this.server.respond()
values.should.deep.equal({ t1: 'textValue', b1: 'buttonValue' })

properly handles clicked submit button with a value inside a non-htmx form1ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
make('<form>' +
        '<input type="text" name="t1" value="textValue">' +
        '<button id="submit" type="submit" name="b1" value="buttonValue" hx-post="/test">button</button>' +
        '</form>')
byId('submit').click()
this.server.respond()
values.should.deep.equal({ t1: 'textValue', b1: 'buttonValue' })

properly handles clicked submit input with a value inside a non-htmx form1ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
make('<form>' +
        '<input type="text" name="t1" value="textValue">' +
        '<input id="submit" type="submit" name="b1" value="buttonValue" hx-post="/test">' +
        '</form>')
byId('submit').click()
this.server.respond()
values.should.deep.equal({ t1: 'textValue', b1: 'buttonValue' })

properly handles clicked submit button with a value outside a htmx form7ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
make('<form id="externalForm" hx-post="/test">' +
        '<input type="text" name="t1" value="textValue">' +
        '</form>' +
        '<button id="submit" form="externalForm" type="submit" name="b1" value="buttonValue">button</button>')
byId('submit').click()
this.server.respond()
values.should.deep.equal({ t1: 'textValue', b1: 'buttonValue' })

properly handles clicked submit input with a value outside a htmx form3ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
make('<form id="externalForm" hx-post="/test">' +
        '<input type="text" name="t1" value="textValue">' +
        '</form>' +
        '<input id="submit" form="externalForm" type="submit" name="b1" value="buttonValue">')
byId('submit').click()
this.server.respond()
values.should.deep.equal({ t1: 'textValue', b1: 'buttonValue' })

properly handles clicked submit button with a value stacking with regular input3ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
make('<form hx-post="/test">' +
        '<input type="hidden" name="action" value="A">' +
        '<button id="btnA" type="submit">A</button>' +
        '<button id="btnB" type="submit" name="action" value="B">B</button>' +
        '<button id="btnC" type="submit" name="action" value="C">C</button>' +
        '</form>')
byId('btnA').click()
this.server.respond()
values.should.deep.equal({ action: 'A' })
byId('btnB').click()
this.server.respond()
values.should.deep.equal({ action: ['A', 'B'] })
byId('btnC').click()
this.server.respond()
values.should.deep.equal({ action: ['A', 'C'] })

properly handles clicked submit input with a value stacking with regular input3ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
make('<form hx-post="/test">' +
        '<input type="hidden" name="action" value="A">' +
        '<input id="btnA" type="submit">A</input>' +
        '<input id="btnB" type="submit" name="action" value="B">B</input>' +
        '<input id="btnC" type="submit" name="action" value="C">C</input>' +
        '</form>')
byId('btnA').click()
this.server.respond()
values.should.deep.equal({ action: 'A' })
byId('btnB').click()
this.server.respond()
values.should.deep.equal({ action: ['A', 'B'] })
byId('btnC').click()
this.server.respond()
values.should.deep.equal({ action: ['A', 'C'] })

properly handles clicked submit button with a value inside a form, referencing another form13ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
make('<form id="externalForm" hx-post="/test">' +
        '<input type="text" name="t1" value="textValue">' +
        '<input type="hidden" name="b1" value="inputValue">' +
        '</form>' +
        '<form hx-post="/test2">' +
        '<button id="submit" form="externalForm" type="submit" name="b1" value="buttonValue">button</button>' +
        '</form>')
byId('submit').click()
this.server.respond()
values.should.deep.equal({ t1: 'textValue', b1: ['inputValue', 'buttonValue'] })

properly handles clicked submit input with a value inside a form, referencing another form10ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
make('<form id="externalForm" hx-post="/test">' +
        '<input type="text" name="t1" value="textValue">' +
        '<input type="hidden" name="b1" value="inputValue">' +
        '</form>' +
        '<form hx-post="/test2">' +
        '<input id="submit" form="externalForm" type="submit" name="b1" value="buttonValue">' +
        '</form>')
byId('submit').click()
this.server.respond()
values.should.deep.equal({ t1: 'textValue', b1: ['inputValue', 'buttonValue'] })

properly handles inputs external to form5ms ‣

var values
this.server.respondWith('Post', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(204, {}, '')
})
make('<form id="externalForm" hx-post="/test">' +
        '   <input type="hidden" name="b1" value="inputValue">' +
        '</form>' +
        '<input type="text" name="t1" value="textValue" form="externalForm">' +
        '<select name="s1" form="externalForm">' +
        '   <option value="someValue"></option>' +
        '   <option value="selectValue" selected></option>' +
        '</select>' +
        '<button id="submit" form="externalForm" type="submit" name="b1" value="buttonValue">button</button>')
byId('submit').click()
this.server.respond()
values.should.deep.equal({ t1: 'textValue', b1: ['inputValue', 'buttonValue'], s1: 'selectValue' })

handles form post with button formmethod dialog properly2ms ‣

var values
this.server.respondWith('POST', '/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(200, {}, '')
})
make('<dialog><form hx-post="/test"><button id="submit" formmethod="dialog" name="foo" value="bar">submit</button></form></dialog>')
byId('submit').click()
this.server.respond()
values.should.deep.equal({ foo: 'bar' })

handles form get with button formmethod dialog properly2ms ‣

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)

can associate submit buttons from outside a form with the current version of the form after swap10ms ‣

const template = '<form ' +
          'id="hello" ' +
          'hx-target="#hello" ' +
          'hx-select="#hello" ' +
          'hx-swap="outerHTML" ' +
          'hx-post="/test">\n' +
          '<input id="input" type="text" name="name" />\n' +
          '<button name="value" type="submit">Submit</button>\n' +
          '</form>\n' +
          '<button id="outside" name="outside" form="hello" type="submit">Outside</button>'
var values
this.server.respondWith('/test', function(xhr) {
  values = getParameters(xhr)
  xhr.respond(200, {}, template)
})
make(template)
const button = byId('outside')
button.focus()
button.click()
this.server.respond()
values.should.deep.equal({ name: '', outside: '' })
button.focus()
button.click()
this.server.respond()
values.should.deep.equal({ name: '', outside: '' })

htmx config test

swaps normally with no config update6ms ‣

var responseCode = null
this.server.respondWith('GET', '/test', function(xhr, id) {
  xhr.respond(responseCode, { 'Content-Type': 'text/html' }, '' + responseCode)
})
responseCode = 200 // 200 should cause a swap by default
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerHTML.should.equal('200')
responseCode = 204 // 204 should not cause a swap by default
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerHTML.should.equal('Click Me!')
responseCode = 300 // 300 should cause a swap by default
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerHTML.should.equal('300')
responseCode = 400 // 400 should not cause a swap by default
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerHTML.should.equal('Click Me!')
responseCode = 500 // 500 should not cause a swap by default
var btn = make('<button hx-get="/test">Click Me!</button>')
btn.click()
this.server.respond()
btn.innerHTML.should.equal('Click Me!')

swap all config should swap everything9ms ‣

var originalResponseHandling = htmx.config.responseHandling
try {
  htmx.config.responseHandling = [{ code: '...', swap: true }]
  var responseCode = null
  this.server.respondWith('GET', '/test', function(xhr, id) {
    xhr.respond(responseCode, { 'Content-Type': 'text/html' }, '' + responseCode)
  })
  responseCode = 200 // 200 should cause a swap by default
  var btn = make('<button hx-get="/test">Click Me!</button>')
  btn.click()
  this.server.respond()
  btn.innerHTML.should.equal('200')
  responseCode = 203 // 203 should not cause a swap by default
  var btn = make('<button hx-get="/test">Click Me!</button>')
  btn.click()
  this.server.respond()
  btn.innerHTML.should.equal('203')
  responseCode = 300 // 300 should cause a swap by default
  var btn = make('<button hx-get="/test">Click Me!</button>')
  btn.click()
  this.server.respond()
  btn.innerHTML.should.equal('300')
  responseCode = 400 // 400 should not cause a swap by default
  var btn = make('<button hx-get="/test">Click Me!</button>')
  btn.click()
  this.server.respond()
  btn.innerHTML.should.equal('400')
  responseCode = 500 // 500 should not cause a swap by default
  var btn = make('<button hx-get="/test">Click Me!</button>')
  btn.click()
  this.server.respond()
  btn.innerHTML.should.equal('500')
} finally {
  htmx.config.responseHandling = originalResponseHandling
}

can change the target of a given response code1ms ‣

var originalResponseHandling = htmx.config.responseHandling
try {
  htmx.config.responseHandling = originalResponseHandling.slice()
  htmx.config.responseHandling.unshift({ code: '444', swap: true, target: '#a-div' })
  var responseCode = null
  this.server.respondWith('GET', '/test', function(xhr, id) {
    xhr.respond(responseCode, { 'Content-Type': 'text/html' }, '' + responseCode)
  })
  responseCode = 444
  var div = make('<div id="a-div">Another Div</div>')
  var btn = make('<button hx-get="/test">Click Me!</button>')
  btn.click()
  this.server.respond()
  btn.innerHTML.should.equal('Click Me!')
  div.innerHTML.should.equal('444')
} finally {
  htmx.config.responseHandling = originalResponseHandling
}

can change the swap type of a given response code1ms ‣

var originalResponseHandling = htmx.config.responseHandling
try {
  htmx.config.responseHandling = originalResponseHandling.slice()
  htmx.config.responseHandling.unshift({ code: '444', swap: true, target: '#a-div', swapOverride: 'outerHTML' })
  var responseCode = null
  this.server.respondWith('GET', '/test', function(xhr, id) {
    xhr.respond(responseCode, { 'Content-Type': 'text/html' }, '' + responseCode)
  })
  responseCode = 444
  var div = make('<div><div id="a-div">Another Div</div></div>')
  var btn = make('<button hx-get="/test">Click Me!</button>')
  btn.click()
  this.server.respond()
  btn.innerHTML.should.equal('Click Me!')
  div.innerHTML.should.equal('444')
} finally {
  htmx.config.responseHandling = originalResponseHandling
}

can change the select of a given response code2ms ‣

var originalResponseHandling = htmx.config.responseHandling
try {
  htmx.config.responseHandling = originalResponseHandling.slice()
  htmx.config.responseHandling.unshift({ code: '444', swap: true, select: '.foo' })
  var responseCode = null
  this.server.respondWith('GET', '/test', function(xhr, id) {
    xhr.respond(responseCode, { 'Content-Type': 'text/html' }, "<div><a class='foo'>" + responseCode + '</a></div>')
  })
  responseCode = 444
  var btn = make('<button hx-get="/test">Click Me!</button>')
  btn.click()
  this.server.respond()
  btn.innerHTML.should.equal('<a class="foo">444</a>')
} finally {
  htmx.config.responseHandling = originalResponseHandling
}

can change if the title is ignored for a given response code1ms ‣

var originalResponseHandling = htmx.config.responseHandling
var originalTitle = document.title
try {
  htmx.config.responseHandling = originalResponseHandling.slice()
  htmx.config.responseHandling.unshift({ code: '444', swap: true, ignoreTitle: true })
  var responseCode = null
  this.server.respondWith('GET', '/test', function(xhr, id) {
    xhr.respond(responseCode, { 'Content-Type': 'text/html' }, '<title>Should Not Be Set</title>' + responseCode)
  })
  responseCode = 444
  var btn = make('<button hx-get="/test">Click Me!</button>')
  btn.click()
  this.server.respond()
  btn.innerHTML.should.equal('444')
  document.title.should.equal(originalTitle)
} finally {
  htmx.config.responseHandling = originalResponseHandling
}

can change if error for a given response code1ms ‣

var originalResponseHandling = htmx.config.responseHandling
var errorDetected = false
var handler = htmx.on('htmx:responseError', function() {
  errorDetected = true
})
try {
  htmx.config.responseHandling = originalResponseHandling.slice()
  htmx.config.responseHandling.unshift({ code: '444', swap: true, error: false })
  var responseCode = null
  this.server.respondWith('GET', '/test', function(xhr, id) {
    xhr.respond(responseCode, { 'Content-Type': 'text/html' }, '' + responseCode)
  })
  responseCode = 444
  var btn = make('<button hx-get="/test">Click Me!</button>')
  btn.click()
  this.server.respond()
  btn.innerHTML.should.equal('444')
  errorDetected.should.equal(false)
} finally {
  htmx.off('htmx:responseError', handler)
  htmx.config.responseHandling = originalResponseHandling
}

can trigger an event for a given response code1ms ‣

var originalResponseHandling = htmx.config.responseHandling
var myEventWasTriggered = false
var handler = htmx.on('myEvent', function() {
  myEventWasTriggered = true
})
try {
  htmx.config.responseHandling = originalResponseHandling.slice()
  htmx.config.responseHandling.unshift({ code: '444', swap: false, error: false, event: 'myEvent' })
  var responseCode = null
  this.server.respondWith('GET', '/test', function(xhr, id) {
    xhr.respond(responseCode, { 'Content-Type': 'text/html' }, '' + responseCode)
  })
  responseCode = 444
  var btn = make('<button hx-get="/test">Click Me!</button>')
  btn.click()
  this.server.respond()
  btn.innerHTML.should.equal('Click Me!')
  myEventWasTriggered.should.equal(true)
} finally {
  htmx.off('htmx:responseError', handler)
  htmx.config.responseHandling = originalResponseHandling
}

Core htmx AJAX Verbs

handles basic posts properly2ms ‣

this.server.respondWith('POST', '/test', 'post')
var div = make('<div hx-post="/test">click me</div>')
div.click()
this.server.respond()
div.innerHTML.should.equal('post')

handles basic put properly1ms ‣

this.server.respondWith('PUT', '/test', 'put')
var div = make('<div hx-put="/test">click me</div>')
div.click()
this.server.respond()
div.innerHTML.should.equal('put')

handles basic patch properly1ms ‣

this.server.respondWith('PATCH', '/test', 'patch')
var div = make('<div hx-patch="/test">click me</div>')
div.click()
this.server.respond()
div.innerHTML.should.equal('patch')

handles basic delete properly1ms ‣

this.server.respondWith('DELETE', '/test', 'delete')
var div = make('<div hx-delete="/test">click me</div>')
div.click()
this.server.respond()
div.innerHTML.should.equal('delete')

Core htmx Parameter Handling

Input includes value0ms ‣

var input = make('<input name="foo" value="bar"/>')
var vals = htmx._('getInputValues')(input).values
vals.foo.should.equal('bar')

Input includes value on get1ms ‣

var input = make('<input name="foo" value="bar"/>')
var vals = htmx._('getInputValues')(input, 'get').values
vals.foo.should.equal('bar')

Input includes form0ms ‣

var form = make('<form><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/></form>')
var input = byId('i1')
var vals = htmx._('getInputValues')(input).values
vals.foo.should.equal('bar')
vals.do.should.equal('rey')

Input doesnt include form on get0ms ‣

var form = make('<form><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/></form>')
var input = byId('i1')
var vals = htmx._('getInputValues')(input, 'get').values
vals.foo.should.equal('bar')
should.equal(vals.do, undefined)

non-input includes form0ms ‣

var form = make('<form><div id="d1"/><input id="i2" name="do" value="rey"/></form>')
var div = byId('d1')
var vals = htmx._('getInputValues')(div, 'post').values
vals.do.should.equal('rey')

non-input doesnt include form on get0ms ‣

var form = make('<form><div id="d1"/><input id="i2" name="do" value="rey"/></form>')
var div = byId('d1')
var vals = htmx._('getInputValues')(div, 'get').values
should.equal(vals.do, undefined)

Basic form works on get1ms ‣

var form = make('<form><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/></form>')
var vals = htmx._('getInputValues')(form, 'get').values
vals.foo.should.equal('bar')
vals.do.should.equal('rey')

Basic form works on non-get1ms ‣

var form = make('<form><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/></form>')
var vals = htmx._('getInputValues')(form, 'post').values
vals.foo.should.equal('bar')
vals.do.should.equal('rey')

Double values are included as array1ms ‣

var form = make('<form><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/><input id="i2" name="do" value="rey"/></form>')
var vals = htmx._('getInputValues')(form).values
vals.foo.should.equal('bar')
vals.do.should.deep.equal(['rey', 'rey'])

Double values are included as array in correct order0ms ‣

var form = make('<form><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey1"/><input id="i3" name="do" value="rey2"/></form>')
var vals = htmx._('getInputValues')(byId('i3')).values
vals.foo.should.equal('bar')
vals.do.should.deep.equal(['rey1', 'rey2'])

Double empty values are included as array in correct order0ms ‣

var form = make('<form><input id="i1" name="do" value=""/><input id="i2" name="do" value="rey"/><input id="i3" name="do" value=""/></form>')
var vals = htmx._('getInputValues')(byId('i3')).values
vals.do.should.deep.equal(['', 'rey', ''])

hx-include works with form1ms ‣

var form = make('<form id="f1"><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/><input id="i2" name="do" value="rey"/></form>')
var div = make('<div hx-include="#f1"></div>')
var vals = htmx._('getInputValues')(div).values
vals.foo.should.equal('bar')
vals.do.should.deep.equal(['rey', 'rey'])

hx-include works with input1ms ‣

var form = make('<form id="f1"><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/><input id="i2" name="do" value="rey"/></form>')
var div = make('<div hx-include="#i1"></div>')
var vals = htmx._('getInputValues')(div).values
vals.foo.should.equal('bar')
should.equal(vals.do, undefined)

hx-include works with two inputs1ms ‣

var form = make('<form id="f1"><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/><input id="i2" name="do" value="rey"/></form>')
var div = make('<div hx-include="#i1, #i2"></div>')
var vals = htmx._('getInputValues')(div).values
vals.foo.should.equal('bar')
vals.do.should.deep.equal(['rey', 'rey'])

hx-include works with two inputs, plus form1ms ‣

var form = make('<form id="f1"><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/><input id="i2" name="do" value="rey"/></form>')
var div = make('<div hx-include="#i1, #i2, #f1"></div>')
var vals = htmx._('getInputValues')(div).values
vals.foo.should.equal('bar')
vals.do.should.deep.equal(['rey', 'rey'])

correctly URL escapes values0ms ‣

htmx._('urlEncode')({}).should.equal('')
htmx._('urlEncode')({ foo: 'bar' }).should.equal('foo=bar')
htmx._('urlEncode')({ foo: 'bar', do: 'rey' }).should.equal('foo=bar&do=rey')
htmx._('urlEncode')({ foo: 'bar', do: ['rey', 'blah'] }).should.equal('foo=bar&do=rey&do=blah')

form includes last focused button51ms ‣

var form = make('<form hx-get="/foo"><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/><button id="b1" name="btn" value="bar"></button></form>')
var input = byId('i1')
var button = byId('b1')
// Listen for focusin on form as it'll bubble up from the button, and htmx binds on the form itself
form.addEventListener('focusin', function() {
  var vals = htmx._('getInputValues')(form).values
  vals.foo.should.equal('bar')
  vals.do.should.equal('rey')
  vals.btn.should.equal('bar')
  done()
}, { once: true })
button.focus()
// Headless / Hardly-throttled CPU might result in 'focusin' not being fired, double it just in case
htmx.trigger(button, 'focusin')

form includes last focused submit3ms ‣

var form = make('<form hx-get="/foo"><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/><input type="submit" id="s1" name="s1" value="bar"/></form>')
var input = byId('i1')
var button = byId('s1')
// Listen for focusin on form as it'll bubble up from the button, and htmx binds on the form itself
form.addEventListener('focusin', function() {
  var vals = htmx._('getInputValues')(form).values
  vals.foo.should.equal('bar')
  vals.do.should.equal('rey')
  vals.s1.should.equal('bar')
  done()
}, { once: true })
button.focus()
// Headless / Hardly-throttled CPU might result in 'focusin' not being fired, double it just in case
htmx.trigger(button, 'focusin')

form does not include button when focus is lost2ms ‣

var form = make('<form hx-get="/foo"><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/><input type="submit" id="s1" name="s1" value="bar"/></form>')
var input = byId('i1')
var button = byId('s1')
button.focus()
input.focus()
var vals = htmx._('getInputValues')(form).values
vals.foo.should.equal('bar')
vals.do.should.equal('rey')
should.equal(vals.s1, undefined)

form does not include button when focus is lost outside of form2ms ‣

var form = make('<form hx-get="/foo"><input id="i1" name="foo" value="bar"/><input id="i2" name="do" value="rey"/><input type="submit" id="s1" name="s1" value="bar"/></form>')
var anchor = make('<button id="a1"></button>')
var button = byId('s1')
button.focus()
anchor.focus()
var vals = htmx._('getInputValues')(form).values
vals.foo.should.equal('bar')
vals.do.should.equal('rey')
should.equal(vals.s1, undefined)

form includes button name and value if button has nested elements when clicked3ms ‣

var form = make('<form hx-get="/foo"><input id="i1" name="foo" value="bar"/><button type="submit" id="btn1" name="do" value="rey"><div id="div1"><span id="span1"></span></div></button></form>')
var nestedElt = byId('span1')
nestedElt.click()
var vals = htmx._('getInputValues')(form).values
vals.do.should.equal('rey')

it puts GET params in the URL by default2ms ‣

this.server.respondWith('GET', '/test?i1=value', function(xhr) {
  xhr.respond(200, {}, 'Clicked!')
})
var form = make('<form hx-trigger="click" hx-get="/test"><input name="i1" value="value"/><button id="b1">Click Me!</button></form>')
form.click()
this.server.respond()
form.innerHTML.should.equal('Clicked!')

it puts GET params in the body if methodsThatUseUrlParams is empty2ms ‣

this.server.respondWith('GET', '/test', function(xhr) {
  xhr.requestBody.should.equal('i1=value')
  xhr.respond(200, {}, 'Clicked!')
})
var form = make('<form hx-trigger="click" hx-get="/test"><input name="i1" value="value"/><button id="b1">Click Me!</button></form>')
try {
  htmx.config.methodsThatUseUrlParams = []
  form.click()
  this.server.respond()
  form.innerHTML.should.equal('Clicked!')
} finally {
  htmx.config.methodsThatUseUrlParams = ['get']
}

it puts DELETE params in the body by default1ms ‣

this.server.respondWith('DELETE', '/test', function(xhr) {
  xhr.requestBody.should.equal('i1=value')
  xhr.respond(200, {}, 'Clicked!')
})
var form = make('<form hx-trigger="click" hx-delete="/test"><input name="i1" value="value"/><button id="b1">Click Me!</button></form>')
form.click()
this.server.respond()
form.innerHTML.should.equal('Clicked!')

it puts DELETE params in the URL if methodsThatUseUrlParams contains "delete"2ms ‣

this.server.respondWith('DELETE', '/test?i1=value', function(xhr) {
  xhr.respond(200, {}, 'Clicked!')
})
var form = make('<form hx-trigger="click" hx-delete="/test"><input name="i1" value="value"/><button id="b1">Click Me!</button></form>')
try {
  htmx.config.methodsThatUseUrlParams.push('delete')
  form.click()
  this.server.respond()
  form.innerHTML.should.equal('Clicked!')
} finally {
  htmx.config.methodsThatUseUrlParams = ['get']
}

Input within disabled fieldset is excluded1ms ‣

var input = make('<form><input name="foo" value="bar"/><fieldset disabled><input name="do" value="rey"/></fieldset></form>')
var vals = htmx._('getInputValues')(input, 'get').values
vals.foo.should.equal('bar')
should.equal(vals.do, undefined)

formdata works along web components0ms ‣

// See https://web.dev/articles/more-capable-form-controls
class TestElement extends HTMLElement {
  static formAssociated = true
  constructor() {
    super()
    this._form = null
  }
  formAssociatedCallback(form) {
    if (this._form) {
      this._form.removeEventListener('formdata', this.handleFormData)
    }
    this._form = form
    this._form.addEventListener('formdata', this.handleFormData)
  }
  handleFormData({
    formData
  }) {
    formData.append('foo', 'bar')
  }
}
customElements.define('test-element', TestElement)
var form = make('<form hx-post="/test"><test-element></test-element></form>')
var vals = htmx._('getInputValues')(form, 'get').values
vals.foo.should.equal('bar')

formdata works with null values1ms ‣

var form = make('<form hx-post="/test"><input name="foo" value="bar"/></form>')
var vals = htmx._('getInputValues')(form, 'get').values
function updateToNull() { vals.foo = null }
updateToNull.should.not.throw()
vals.foo.should.equal('null')

formdata can be used to construct a URLSearchParams instance0ms ‣

var form = make('<input name="foo" value="bar"/>')
var vals = htmx._('getInputValues')(form, 'get').values
function makeSearchParams() { return new URLSearchParams(vals).toString() }
makeSearchParams.should.not.throw()
makeSearchParams().should.equal('foo=bar')

order of parameters follows order of input elements12ms ‣

this.server.respondWith('GET', '/test?foo=bar&bar=foo&foo=bar&foo2=bar2', function(xhr) {
  xhr.respond(200, {}, 'Clicked!')
})
var form = make('<form hx-get="/test">' +
  '<input name="foo" value="bar">' +
  '<input name="bar" value="foo">' +
  '<input name="foo" value="bar">' +
  '<input name="foo2" value="bar2">' +
  '<button id="b1">Click Me!</button>' +
  '</form>')
byId('b1').click()
this.server.respond()
form.innerHTML.should.equal('Clicked!')

order of parameters follows order of input elements with POST8ms ‣

this.server.respondWith('POST', '/test', function(xhr) {
  xhr.requestBody.should.equal('foo=bar&bar=foo&foo=bar&foo2=bar2')
  xhr.respond(200, {}, 'Clicked!')
})
var form = make('<form hx-post="/test">' +
  '<input name="foo" value="bar">' +
  '<input name="bar" value="foo">' +
  '<input name="foo" value="bar">' +
  '<input name="foo2" value="bar2">' +
  '<button id="b1">Click Me!</button>' +
  '</form>')
byId('b1').click()
this.server.respond()
form.innerHTML.should.equal('Clicked!')

file is correctly uploaded with file input5ms ‣

this.server.respondWith('POST', '/test', function(xhr) {
  should.equal(xhr.requestHeaders['Content-Type'], undefined)
  const file = xhr.requestBody.get('file')
  file.should.instanceOf(File)
  file.name.should.equal('test.txt')
  xhr.respond(200, {}, 'OK')
})
const form = make('<form hx-post="/test" hx-target="#result" hx-encoding="multipart/form-data">' +
  '<input type="file" name="file">' +
  '<button type="submit"></button>' +
  '</form>')
const input = form.querySelector('input')
const file = new File(['Test'], 'test.txt', { type: 'text/plain' })
const dataTransfer = new DataTransfer()
dataTransfer.items.add(file)
input.files = dataTransfer.files
const result = make('<div id="result"></div>')
form.querySelector('button').click()
this.server.respond()
result.innerHTML.should.equal('OK')

file is correctly uploaded with htmx.ajax3ms ‣

this.server.respondWith('POST', '/test', function(xhr) {
  should.equal(xhr.requestHeaders['Content-Type'], undefined)
  const file = xhr.requestBody.get('file')
  file.should.instanceOf(File)
  file.name.should.equal('test.txt')
  xhr.respond(200, {}, 'OK')
})
const div = make('<div hx-encoding="multipart/form-data"></div>')
htmx.ajax('POST', '/test', {
  source: div,
  values: {
    file: new File(['Test'], 'test.txt', { type: 'text/plain' })
  }
})
this.server.respond()
div.innerHTML.should.equal('OK')

Core htmx AJAX headers

should include the HX-Request header3ms ‣

this.server.respondWith('GET', '/test', function(xhr) {
  xhr.requestHeaders['HX-Request'].should.be.equal('true')
  xhr.respond(200, {}, '')
})
var div = make('<div hx-get="/test"></div>')
div.click()
this.server.respond()

should include the HX-Trigger header1ms ‣

this.server.respondWith('GET', '/test', function(xhr) {
  xhr.requestHeaders['HX-Trigger'].should.equal('d1')
  xhr.respond(200, {}, '')
})
var div = make('<div id="d1" hx-get="/test"></div>')
div.click()
this.server.respond()

should include the HX-Trigger-Name header1ms ‣

this.server.respondWith('GET', '/test', function(xhr) {
  xhr.requestHeaders['HX-Trigger-Name'].should.equal('n1')
  xhr.respond(200, {}, '')
})
var div = make('<button name="n1" hx-get="/test"></button>')
div.click()
this.server.respond()

should include the HX-Target header0ms ‣

this.server.respondWith('GET', '/test', function(xhr) {
  xhr.requestHeaders['HX-Target'].should.equal('d1')
  xhr.respond(200, {}, '')
})
var div = make('<div hx-target="#d1" hx-get="/test"></div><div id="d1" ></div>')
div.click()
this.server.respond()

should handle simple string HX-Trigger response header properly1ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': 'foo' }, ''])
var div = make('<div hx-get="/test"></div>')
var invokedEvent = false
div.addEventListener('foo', function(evt) {
  invokedEvent = true
})
div.click()
this.server.respond()
invokedEvent.should.equal(true)

should handle dot path HX-Trigger response header properly1ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': 'foo.bar' }, ''])
var div = make('<div hx-get="/test"></div>')
var invokedEvent = false
div.addEventListener('foo.bar', function(evt) {
  invokedEvent = true
})
div.click()
this.server.respond()
invokedEvent.should.equal(true)

should handle simple string HX-Trigger response header in different case properly1ms ‣

this.server.respondWith('GET', '/test', [200, { 'hx-trigger': 'foo' }, ''])
var div = make('<div hx-get="/test"></div>')
var invokedEvent = false
div.addEventListener('foo', function(evt) {
  invokedEvent = true
})
div.click()
this.server.respond()
invokedEvent.should.equal(true)

should handle a namespaced HX-Trigger response header properly1ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': 'namespace:foo' }, ''])
var div = make('<div hx-get="/test"></div>')
var invokedEvent = false
div.addEventListener('namespace:foo', function(evt) {
  invokedEvent = true
})
div.click()
this.server.respond()
invokedEvent.should.equal(true)

should handle basic JSON HX-Trigger response header properly2ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': '{"foo":null}' }, ''])
var div = make('<div hx-get="/test"></div>')
var invokedEvent = false
div.addEventListener('foo', function(evt) {
  invokedEvent = true
  should.equal(null, evt.detail.value)
  evt.detail.elt.should.equal(div)
})
div.click()
this.server.respond()
invokedEvent.should.equal(true)

should handle JSON with array arg HX-Trigger response header properly1ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': '{"foo":[1, 2, 3]}' }, ''])
var div = make('<div hx-get="/test"></div>')
var invokedEvent = false
div.addEventListener('foo', function(evt) {
  invokedEvent = true
  evt.detail.elt.should.equal(div)
  evt.detail.value.should.deep.equal([1, 2, 3])
})
div.click()
this.server.respond()
invokedEvent.should.equal(true)

should handle JSON with array arg HX-Trigger response header properly2ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': '{"foo":{"a":1, "b":2}}' }, ''])
var div = make('<div hx-get="/test"></div>')
var invokedEvent = false
div.addEventListener('foo', function(evt) {
  invokedEvent = true
  evt.detail.elt.should.equal(div)
  evt.detail.a.should.equal(1)
  evt.detail.b.should.equal(2)
})
div.click()
this.server.respond()
invokedEvent.should.equal(true)

should handle JSON with target array arg HX-Trigger response header properly2ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': '{"foo":{"target":"#testdiv"}}' }, ''])
var div = make('<div hx-get="/test"></div>')
var testdiv = make('<div id="testdiv"></div>')
var invokedEvent = false
testdiv.addEventListener('foo', function(evt) {
  invokedEvent = true
  evt.detail.elt.should.equal(testdiv)
})
div.click()
this.server.respond()
invokedEvent.should.equal(true)

should survive malformed JSON in HX-Trigger response header2ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': '{not: valid}' }, ''])
var div = make('<div hx-get="/test"></div>')
div.click()
this.server.respond()

should handle simple string HX-Trigger response header properly w/ outerHTML swap2ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': 'foo' }, ''])
var div = make('<div hx-swap="outerHTML" hx-get="/test"></div>')
var invokedEvent = false
var handler = htmx.on('foo', function(evt) {
  invokedEvent = true
})
div.click()
this.server.respond()
invokedEvent.should.equal(true)
htmx.off('foo', handler)

should handle simple comma separated list HX-Trigger response header properly1ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': 'foo, bar' }, ''])
var div = make('<div hx-get="/test"></div>')
var invokedEventFoo = false
var invokedEventBar = false
div.addEventListener('foo', function(evt) {
  invokedEventFoo = true
})
div.addEventListener('bar', function(evt) {
  invokedEventBar = true
})
div.click()
this.server.respond()
invokedEventFoo.should.equal(true)
invokedEventBar.should.equal(true)

should handle simple comma separated list without space HX-Trigger response header properly1ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': 'foo,bar' }, ''])
var div = make('<div hx-get="/test"></div>')
var invokedEventFoo = false
var invokedEventBar = false
div.addEventListener('foo', function(evt) {
  invokedEventFoo = true
})
div.addEventListener('bar', function(evt) {
  invokedEventBar = true
})
div.click()
this.server.respond()
invokedEventFoo.should.equal(true)
invokedEventBar.should.equal(true)

should handle dot path in comma separated list HX-Trigger response header properly1ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': 'foo.bar,bar.baz' }, ''])
var div = make('<div hx-get="/test"></div>')
var invokedEventFoo = false
var invokedEventBar = false
div.addEventListener('foo.bar', function(evt) {
  invokedEventFoo = true
})
div.addEventListener('bar.baz', function(evt) {
  invokedEventBar = true
})
div.click()
this.server.respond()
invokedEventFoo.should.equal(true)
invokedEventBar.should.equal(true)

should handle a namespaced comma separated list HX-Trigger response header properly3ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger': 'namespace:foo,bar' }, ''])
var div = make('<div hx-get="/test"></div>')
var invokedEventFoo = false
var invokedEventBar = false
div.addEventListener('namespace:foo', function(evt) {
  invokedEventFoo = true
})
div.addEventListener('bar', function(evt) {
  invokedEventBar = true
})
div.click()
this.server.respond()
invokedEventFoo.should.equal(true)
invokedEventBar.should.equal(true)

should handle HX-Retarget1ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Retarget': '#d2' }, 'Result'])
var div1 = make('<div id="d1" hx-get="/test"></div>')
var div2 = make('<div id="d2"></div>')
div1.click()
this.server.respond()
div1.innerHTML.should.equal('')
div2.innerHTML.should.equal('Result')

should handle HX-Reswap1ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Reswap': 'innerHTML' }, 'Result'])
var div1 = make('<div id="d1" hx-get="/test" hx-swap="outerHTML"></div>')
div1.click()
this.server.respond()
div1.innerHTML.should.equal('Result')

should handle HX-Reselect1ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Reselect': '#d2' }, "<div id='d1'>foo</div><div id='d2'>bar</div>"])
var div = make('<div hx-get="/test" hx-select="#d1"></div>')
div.click()
this.server.respond()
div.innerHTML.should.equal('<div id="d2">bar</div>')

should handle simple string HX-Trigger-After-Swap response header properly w/ outerHTML swap2ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger-After-Swap': 'foo' }, ''])
var div = make('<div hx-swap="outerHTML" hx-get="/test"></div>')
var invokedEvent = false
var handler = htmx.on('foo', function(evt) {
  invokedEvent = true
})
div.click()
this.server.respond()
invokedEvent.should.equal(true)
htmx.off('foo', handler)

should handle simple comma separated list HX-Trigger-After-Swap response header properly w/ outerHTML swap2ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger-After-Swap': 'foo, bar' }, ''])
var div = make('<div hx-swap="outerHTML" hx-get="/test"></div>')
var invokedEventFoo = false
var invokedEventBar = false
var handlerFoo = htmx.on('foo', function(evt) {
  invokedEventFoo = true
})
var handlerBar = htmx.on('bar', function(evt) {
  invokedEventBar = true
})
div.click()
this.server.respond()
invokedEventFoo.should.equal(true)
invokedEventBar.should.equal(true)
htmx.off('foo', handlerFoo)
htmx.off('bar', handlerBar)

should handle simple string HX-Trigger-After-Settle response header properly w/ outerHTML swap1ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger-After-Settle': 'foo' }, ''])
var div = make('<div hx-swap="outerHTML" hx-get="/test"></div>')
var invokedEvent = false
var handler = htmx.on('foo', function(evt) {
  invokedEvent = true
})
div.click()
this.server.respond()
invokedEvent.should.equal(true)
htmx.off('foo', handler)

should handle simple comma separated list HX-Trigger-After-Settle response header properly w/ outerHTML swap2ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Trigger-After-Settle': 'foo, bar' }, ''])
var div = make('<div hx-swap="outerHTML" hx-get="/test"></div>')
var invokedEventFoo = false
var invokedEventBar = false
var handlerFoo = htmx.on('foo', function(evt) {
  invokedEventFoo = true
})
var handlerBar = htmx.on('bar', function(evt) {
  invokedEventBar = true
})
div.click()
this.server.respond()
invokedEventFoo.should.equal(true)
invokedEventBar.should.equal(true)
htmx.off('foo', handlerFoo)
htmx.off('bar', handlerBar)

should change body content on HX-Location14ms ‣

this.server.respondWith('GET', '/test', [200, { 'HX-Location': '{"path":"/test2", "target":"#testdiv"}' }, ''])
this.server.respondWith('GET', '/test2', [200, {}, '<div>Yay! Welcome</div>'])
var div = make('<div id="testdiv" hx-trigger="click" hx-get="/test"></div>')
div.click()
this.server.respond()
this.server.respond()
div.innerHTML.should.equal('<div>Yay! Welcome</div>')

request to restore history should include the HX-Request header2ms ‣

this.server.respondWith('GET', '/test', function(xhr) {
  xhr.requestHeaders['HX-Request'].should.be.equal('true')
  xhr.respond(200, {}, '')
})
htmx._('loadHistoryFromServer')('/test')
this.server.respond()

request to restore history should include the HX-History-Restore-Request header1ms ‣

this.server.respondWith('GET', '/test', function(xhr) {
  xhr.requestHeaders['HX-History-Restore-Request'].should.be.equal('true')
  xhr.respond(200, {}, '')
})
htmx._('loadHistoryFromServer')('/test')
this.server.respond()

request to restore history should include the HX-Current-URL header0ms ‣

this.server.respondWith('GET', '/test', function(xhr) {
  chai.assert(typeof xhr.requestHeaders['HX-Current-URL'] !== 'undefined', 'HX-Current-URL should not be undefined')
  xhr.respond(200, {}, '')
})
htmx._('loadHistoryFromServer')('/test')
this.server.respond()

Core htmx Regression Tests

SVGs process properly in IE110ms ‣

var btn = make('<svg onclick="document.getElementById(\'contents\').classList.toggle(\'show\')" class="hamburger" viewBox="0 0 100 80" width="25" height="25" style="margin-bottom:-5px">\n' +
        '<rect width="100" height="20" style="fill:rgb(52, 101, 164)" rx="10"></rect>\n' +
        '<rect y="30" width="100" height="20" style="fill:rgb(52, 101, 164)" rx="10"></rect>\n' +
        '<rect y="60" width="100" height="20" style="fill:rgb(52, 101, 164)" rx="10"></rect>\n' +
        '</svg>')

Handles https://github.com/bigskysoftware/htmx/issues/4 properly3ms ‣

this.server.respondWith('GET', '/index2a.php',
  "<div id='message' hx-swap-oob='true'>I came from message oob swap I should be second</div>" +
        "<div id='message2' hx-swap-oob='true'>I came from a message2 oob swap I should be third  but I am in the wrong spot</div>" +
        "I'm page2 content (non-swap) I should be first")
var h1 = make('' +
        "<div id='page2' ></div>" +
        "<div id='message'></div>" +
        "<div id='message2'></div>" +
    "<h1 hx-get='/index2a.php' hx-target='#page2' hx-trigger='click'>Kutty CLICK ME</h1>")
h1.click()
this.server.respond()
htmx.find('#page2').innerHTML.should.equal("I'm page2 content (non-swap) I should be first")
htmx.find('#message').innerHTML.should.equal('I came from message oob swap I should be second')
htmx.find('#message2').innerHTML.should.equal('I came from a message2 oob swap I should be third  but I am in the wrong spot')

Handles https://github.com/bigskysoftware/htmx/issues/33 "empty values" properly2ms ‣

this.server.respondWith('POST', '/htmx.php', function(xhr) {
  xhr.respond(200, {}, xhr.requestBody)
})
var form = make('<form hx-trigger="click" hx-post="/htmx.php">\n' +
        '<input type="text" name="variable" value="">\n' +
        '<button type="submit">Submit</button>\n' +
        '</form>')
form.click()
this.server.respond()
form.innerHTML.should.equal('variable=')

name=id doesnt cause an error10ms ‣

this.server.respondWith('GET', '/test', 'Foo<form><input name="id"/></form>')
var div = make('<div hx-get="/test">Get It</div>')
div.click()
this.server.respond()
div.innerText.should.contain('Foo')

empty id doesnt cause an error3ms ‣

this.server.respondWith('GET', '/test', "Foo\n<div id=''></div>")
var div = make('<div hx-get="/test">Get It</div>')
div.click()
this.server.respond()
div.innerText.should.contain('Foo')

id with dot in value doesnt cause an error2ms ‣

this.server.respondWith('GET', '/test', "Foo <div id='ViewModel.Test'></div>")
var div = make('<div hx-get="/test">Get It</div>')
div.click()
this.server.respond()
div.innerText.should.contain('Foo')

@ symbol in attributes does not break requests1ms ‣

this.server.respondWith('GET', '/test', "<div id='d1' @foo='bar'>Foo</div>")
var div = make('<div hx-get="/test">Get It</div>')
div.click()
this.server.respond()
byId('d1').getAttribute('@foo').should.equal('bar')

@ symbol in attributes does not break attribute settling requests3ms ‣

this.server.respondWith('GET', '/test', "<div id='d1' @foo='bar'>Foo</div>")
var div = make('<div hx-get="/test"><div id="d1">Foo</div></div>')
div.click()
this.server.respond()
byId('d1').getAttribute('@foo').should.equal('bar')

selected element with ID does not cause NPE when it disappears7ms ‣

this.server.respondWith('GET', '/test', "<div id='d1'>Replaced</div>")
var input = make('<input hx-trigger="click" hx-get="/test" id="i1" hx-swap="outerHTML">')
input.focus()
input.click()
this.server.respond()
byId('d1').innerText.should.equal('Replaced')

does not submit with a false condition on a form1ms ‣

this.server.respondWith('POST', '/test', 'Submitted')
var defaultPrevented = false
htmx.on('click', function(evt) {
  defaultPrevented = evt.defaultPrevented
})
var form = make('<form hx-post="/test" hx-trigger="click[false]"></form>')
form.click()
this.server.respond()
defaultPrevented.should.equal(true)

two elements can listen for the same event on another element3ms ‣

this.server.respondWith('GET', '/test', 'triggered')
make('<div id="d1" hx-trigger="click from:body" hx-get="/test"></div>' +
        '        <div id="d2" hx-trigger="click from:body" hx-get="/test"></div>')
var div1 = byId('d1')
var div2 = byId('d2')
document.body.click()
this.server.respond()
div2.innerHTML.should.equal('triggered')
div1.innerHTML.should.equal('triggered')

a form can reset based on the htmx:afterRequest event10ms ‣

this.server.respondWith('POST', '/test', 'posted')
var form = make('<div id="d1"></div><form _="on htmx:afterRequest reset() me" hx-post="/test" hx-target="#d1">' +
        '  <input type="text" name="input" id="i1"/>' +
        '  <input type="submit" id="s1"/>' +
        '</form>')
htmx.trigger(form, 'htmx:load') // have to manually trigger the load event for non-AJAX dynamic content
var div1 = byId('d1')
var input = byId('i1')
input.value = 'foo'
var submit = byId('s1')
input.value.should.equal('foo')
submit.click()
this.server.respond()
div1.innerHTML.should.equal('posted')
input.value.should.equal('') // form should be reset

supports image maps2ms ‣

this.server.respondWith('GET', '/test', 'triggered')
make('<div>' +
        '    <div id="d1"></div>' +
        '    <img src="img/bars.svg" usemap="#workmap" width="400" height="379">' +
        '' +
        '    <map name="workmap">' +
        '        <area shape="rect" coords="34,44,270,350" alt="Computer" hx-get="/test" hx-target="#d1">' +
        '    </map>' +
        '</div>')
var div1 = byId('d1')
var area = document.getElementsByTagName('area')[0]
area.click()
this.server.respond()
div1.innerHTML.should.equal('triggered')

supports unset on hx-select10ms ‣

this.server.respondWith('GET', '/test', "Foo<span id='example'>Bar</span>")
make('<form hx-select="#example">\n' +
        '      <button id="b1" hx-select="unset" hx-get="/test">Initial</button>\n' +
        '</form>')
var btn = byId('b1')
btn.click()
this.server.respond()
btn.innerText.should.equal('FooBar')

can trigger swaps from fields that don't support setSelectionRange5ms ‣

const template = '<form id="formtest"> \n' +
          '<input hx-get="/test" hx-target="#formtest" hx-trigger="click" type="text" id="id_email" value="test@test.com" />\n' +
          '</form>'
const response = '<form id="formtest">\n' +
          '<input hx-get="/test" hx-target="#formtest" hx-trigger="click" type="email" id="id_email" value="supertest@test.com" />\n' +
          '</form>'
this.server.respondWith('GET', '/test', response)
make(template)
var input = byId('id_email')
// HTMX only attempts to restore the selection on inputs that have a current selection and are active.
// additionally we can't set the selection on email inputs (that's the whole bug) so start as a text input where you can set selection
// and replace with an email
input.focus()
input.selectionStart = 3
input.selectionEnd = 3
input.click()
this.server.respond()
var input = byId('id_email')
input.value.should.equal('supertest@test.com')

htmx.js test suite

Scratch Page

Manual Tests

Mocha Test Suite

Core htmx internals Tests

makeFragment works with janky stuff2ms ‣

makeFragment works with template wrapping1ms ‣

makeFragment works with template wrapping and funky combos0ms ‣

set header works with non-ASCII values0ms ‣

handles parseInterval correctly2ms ‣

tokenizes correctly2ms ‣

tags respond correctly to shouldCancel3ms ‣

unset properly unsets a given attribute0ms ‣

unset properly unsets a given attribute on a parent0ms ‣

unset does not unset a value below it in the hierarchy1ms ‣

encoding values respects enctype on forms1ms ‣

Core htmx API test

should find properly0ms ‣

should find properly from elt0ms ‣

should find all properly1ms ‣

should find all properly from elt0ms ‣

should find closest element properly0ms ‣

should remove element properly1ms ‣

should remove element properly w/ selector1ms ‣

should add class properly1ms ‣

should add class properly w/ selector0ms ‣

should add class properly after delay45ms ‣

should remove class properly0ms ‣

should remove class properly w/ selector1ms ‣

should add class properly after delay26ms ‣

should toggle class properly0ms ‣

should toggle class properly w/ selector1ms ‣

should take class properly1ms ‣

should take class properly w/ selector0ms ‣

eval can be suppressed1ms ‣

ajax api works9ms ‣

ajax api works by ID5ms ‣

ajax api does not fall back to body when target invalid1ms ‣

ajax api fails when target invalid1ms ‣

ajax api fails when target invalid even if source set1ms ‣

ajax api fails when source invalid and no target set0ms ‣

ajax api falls back to targeting source if target not set2ms ‣

ajax api works with swapSpec2ms ‣

ajax api works with select2ms ‣

ajax api works with Hx-Select overrides select3ms ‣

ajax returns a promise2ms ‣

ajax api can pass parameters1ms ‣

ajax api Content-Type header is application/x-www-form-urlencoded1ms ‣

ajax api Content-Type header override to application/json1ms ‣

can re-init with new attributes3ms ‣

does not trigger load on re-init of an existing element2ms ‣

onLoad is called... onLoad1ms ‣

triggers properly0ms ‣

triggers properly w/ selector0ms ‣

triggers with no details properly0ms ‣

swaps content properly (basic)0ms ‣

swaps content properly (with select)0ms ‣

swaps content properly (with oob)1ms ‣

swaps content properly (with select oob)1ms ‣

swap delete works when parent is removed2ms ‣

swap outerHTML works when parent is removed1ms ‣

Core htmx AJAX Tests

issues a GET request on click and swaps content2ms ‣

processes inner content properly4ms ‣

handles swap outerHTML properly2ms ‣

handles beforebegin properly51ms ‣

handles afterbegin properly19ms ‣

handles afterbegin properly with no initial content3ms ‣

handles afterend properly6ms ‣

handles beforeend properly5ms ‣

handles beforeend properly with no initial content7ms ‣

handles hx-target properly1ms ‣

handles 204 NO CONTENT responses properly1ms ‣

handles 304 NOT MODIFIED responses properly3ms ‣

handles hx-trigger with non-default value2ms ‣

handles hx-trigger with load event1ms ‣

sets the content type of the request properly1ms ‣

issues two requests when clicked twice before response1ms ‣

issues two requests when clicked three times before response2ms ‣

properly handles hx-select for basic situation1ms ‣