htmx/test/core/internals.js

132 lines
5.5 KiB
JavaScript

describe('Core htmx internals Tests', function() {
const chai = window.chai
beforeEach(function() {
this.server = makeServer()
clearWorkArea()
})
afterEach(function() {
this.server.restore()
clearWorkArea()
})
it('makeFragment works with janky stuff', function() {
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')
})
it('makeFragment works with template wrapping', function() {
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')
})
it('makeFragment works with template wrapping and funky combos', function() {
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
}
})
it('set header works with non-ASCII values', function() {
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
})
it('handles parseInterval correctly', function() {
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
})
it('tokenizes correctly', function() {
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'])
})
it('tags respond correctly to shouldCancel', function() {
var anchorThatShouldCancel = make("<a href='/foo'></a>")
htmx._('shouldCancel')({ type: 'click' }, anchorThatShouldCancel).should.equal(true)
var 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)
var form = make("<form><input id='i1' type='submit'></form>")
var input = byId('i1')
htmx._('shouldCancel')({ type: 'click' }, input).should.equal(true)
var form = make("<form><button id='b1' type='submit'></form>")
var button = byId('b1')
htmx._('shouldCancel')({ type: 'click' }, button).should.equal(true)
})
it('unset properly unsets a given attribute', function() {
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'))
})
it('unset properly unsets a given attribute on a parent', function() {
make("<div foo='1'><div foo='unset'><div id='d1'></div></div></div>")
var div = byId('d1')
should.equal(undefined, htmx._('getClosestAttributeValue')(div, 'foo'))
})
it('unset does not unset a value below it in the hierarchy', function() {
make("<div foo='unset'><div foo='2'><div id='d1'></div></div></div>")
var div = byId('d1')
should.equal('2', htmx._('getClosestAttributeValue')(div, 'foo'))
})
it('encoding values respects enctype on forms', function() {
var form = make("<form enctype='multipart/form-data'></form>")
var value = htmx._('encodeParamsForBody')(null, form, {});
(value instanceof FormData).should.equal(true)
})
})