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index.js
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index.js
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import $ from '../src/index.js'
import t from 'tst'
import { tick, frame, idle, time } from 'wait-please'
import setHooks, { useState, useEffect, useMemo } from 'unihooks'
t('tag selector', async t => {
let ellog = []
let proplog = []
let container = document.body.appendChild(document.createElement('div'))
$('x', el => {
ellog.push(el.tagName.toLowerCase())
})
container.appendChild(document.createElement('x'))
await Promise.resolve()
t.is(ellog, ['x'], 'simple creation')
container.appendChild(document.createElement('x'))
container.appendChild(document.createElement('x'))
await Promise.resolve()
t.is(ellog, ['x', 'x', 'x'], 'create multiple')
$('x', el => {
proplog.push(1)
})
container.appendChild(document.createElement('x'))
await Promise.resolve()
t.is(ellog, ['x', 'x', 'x', 'x'], 'additional aspect')
t.is(proplog, [1, 1, 1, 1], 'additional aspect')
document.body.removeChild(container)
})
t('init existing elements', async t => {
let log = []
let container = document.body.appendChild(document.createElement('div'))
container.appendChild(document.createElement('x'))
container.appendChild(document.createElement('x'))
$('x', el => {
log.push(el.tagName.toLowerCase())
})
await Promise.resolve()
t.is(log, ['x', 'x'], 'simple creation')
document.body.removeChild(container)
})
t.skip('removing $ disables internal effects', async t => {
let container = document.createElement('div')
document.body.appendChild(container)
let obj = {}
$('x', e => {
fx(props(), x => {
})
})
document.body.removeChild(container)
})
t.skip('defined props must be available', async t => {
let log = []
let el = document.createElement('div')
el.setAttribute('x', 1)
$(el, (el) => {
log.push(el.x)
})
t.is(log, [1])
})
t('dynamically assigned selector', async t => {
let log = []
$('.x', el => {
log.push(el)
})
let el = document.createElement('div')
document.body.appendChild(el)
await idle()
t.is(log, [])
el.classList.add('x')
await tick()
t.is(log, [el])
document.body.removeChild(el)
})
t.todo('returned result replaces the target', async t => {
let container = document.createElement('div')
container.innerHTML = '<div class="foo"></div>'
document.body.appendChild(container)
let unuse = use('.foo', el => {
return [html`<foo/>`, 'bar']
})
let els = await unuse
t.is(container.innerHTML, '<foo></foo>bar')
els.forEach(el => el.remove())
unuse()
})
t('simple hooks', async t => {
let el = document.createElement('div')
$(el, el => {
let [count, setCount] = useState(0)
el.count = count
useEffect(() => {
setCount(1)
}, [])
})
t.is(el.count, 0)
await tick()
t.is(el.count, 1)
})
t.todo('aspects, assigned through parent wrapper', async t => {
// some wrappers over same elements can be created in different ways
// but effects must be bound to final elements
let a = document.createElement('a')
let frag = document.createDocumentFragment()
frag.appendChild(a)
let $a1 = $(a)
let $a2 = $([a])
let $a3 = $(frag)
let $a4 = $(frag.childNodes)
let $a5 = $(frag.querySelector('*'))
let log = []
await $a3.use(([el]) => {
t.is(el, a)
log.push('a3')
})
t.is(log, ['a3'])
t.is($a1[0], a)
t.is($a2[0], a)
t.is($a3[0], a)
t.is($a4[0], a)
t.is($a5[0], a)
})
t('aspects must be called in order', async t => {
let log = []
let a = document.createElement('a')
let unspect = $(a, [() => (log.push(1)), () => log.push(2), () => log.push(3)])
document.body.appendChild(a)
await tick()
t.deepEqual(log, [1, 2, 3])
document.body.removeChild(a)
unspect()
})
t('each aspect must have own hooks scope', async t => {
let log = []
let a1 = document.createElement('a')
a1.x = 1
document.documentElement.appendChild(a1)
let off = $('a', (el) => {
useEffect(() => {
log.push(el.x)
}, [])
})
let a2 = document.createElement('a')
a2.x = 2
document.documentElement.appendChild(a2)
await tick(2)
t.deepEqual(log, [1, 2])
document.documentElement.removeChild(a1)
document.documentElement.removeChild(a2)
off()
})
t('returned function disposes all internal aspects', async t => {
let log = []
let una = $('a', (el) => {
log.push('a1')
useEffect(() => {
log.push('effect-a1')
return () => {
log.push('uneffect-a1')
}
})
return () => log.push('una1')
})
let una2 = $('a', (el) => {
log.push('a2')
useEffect(() => {
log.push('effect-a2')
return () => log.push('uneffect-a2')
})
return () => log.push('una2')
})
let a = document.body.appendChild(document.createElement('a'))
await frame(2)
t.deepEqual(log, ['a1', 'a2', 'effect-a1', 'effect-a2'])
una()
await frame(3)
t.deepEqual(log, ['a1', 'a2', 'effect-a1', 'effect-a2', 'una1', 'uneffect-a1'])
una2()
await frame(3)
t.deepEqual(log, ['a1', 'a2', 'effect-a1', 'effect-a2', 'una1', 'uneffect-a1', 'una2', 'uneffect-a2'])
document.body.removeChild(a)
await frame(2)
t.deepEqual(log, ['a1', 'a2', 'effect-a1', 'effect-a2', 'una1', 'uneffect-a1', 'una2', 'uneffect-a2'])
t.end()
})
t('throwing error must not create recursion', async t => {
let a = document.createElement('a')
document.body.appendChild(a)
let unspect = $('a', el => {
useMemo(() => {}, [])
useEffect(() => {
a.classList.add('x')
}, [])
throw Error('That error is planned')
})
await tick()
unspect()
document.body.removeChild(a)
t.end()
})
t('remove/add should not retrigger element', async t => {
let a = document.createElement('a')
let b = document.createElement('b')
document.body.appendChild(b.appendChild(a))
let log = []
let unspect = $('a', el => {
log.push('a')
})
setTimeout(() => {
document.body.appendChild(a)
})
await time(10)
t.deepEqual(log, ['a'])
document.body.removeChild(a)
unspect()
t.end()
})
t.todo('duplicates are ignored', async t => {
let log = []
await $(document.createElement('a')).use([fn, fn, fn])
function fn() {
log.push(1)
}
t.is(log, [1])
await $(document.createElement('a')).use([fn, fn, fn])
t.is(log, [1, 1])
})
t.todo('aspects must not be called multiple times, unless target state changes', async t => {
let log = []
let $a = $`<a/>`
await $a.use(fn)
t.is(log, ['x'])
await $a.use(fn)
t.is(log, ['x'])
await $a.use(fn, fn)
t.is(log, ['x'])
await $a.update()
t.is(log, ['x', 'x'])
function fn(el) { log.push('x') }
})
t.todo('same aspect different targets', async t => {
let log = []
function fx(el) {
log.push(el.tagName)
return () => log.push('destroy ' + el.tagName)
}
let $el = $(document.createElement('a')).use(fx)
await $el
t.is($el[0].tagName, log[0])
t.is(log, ['A'])
$el[0].innerHTML = '<span></span>'
await $($el[0].firstChild).use(fx)
t.deepEqual(log, ['A', 'SPAN'])
})
t.todo('Same target different aspects', async t => {
let log = []
let a = document.createElement('a')
document.body.appendChild(a)
let afx, bfx
await $('a').use(afx = () => (log.push('a'), () => log.push('de a')))
t.deepEqual(log, ['a'])
await $('a').use(bfx = () => (log.push('b'), () => log.push('de b')))
t.deepEqual(log, ['a', 'b'])
document.body.removeChild(a)
})
t.todo('same aspect same target', async t => {
let log = []
let a = document.createElement('a')
document.body.appendChild(a)
let fx = () => (log.push('a'), () => log.push('z'))
await $(a).use(fx)
t.deepEqual(log, ['a'])
await $(a).use(fx)
t.deepEqual(log, ['a'])
await $('a').use(fx)
t.deepEqual(log, ['a'])
document.body.removeChild(a)
})
t.todo('subaspects init themselves independent of parent aspects', async t => {
let log = []
let a = document.body.appendChild(document.createElement('a'))
let b = a.appendChild(document.createElement('b'))
let c = b.appendChild(document.createElement('c'))
await $('a').use(el => {
log.push('a')
$('b').use(el => {
log.push('b')
$('c').use(el => {
log.push('c')
return () => log.push('-c')
})
return () => log.push('-b')
})
return () => log.push('-a')
})
t.deepEqual(log, ['a', 'b', 'c'])
$(a).dispose()
t.deepEqual(log, ['a', 'b', 'c', '-c', '-b', '-a'])
document.body.removeChild(a)
})
t.todo('generators aspects')
t.todo('async aspects')
t.todo('promise (suspense)', t => {
$('div', import('url'))
})
t.todo('hyperscript case', t => {
$('div', () => {
})
})
t.todo('new custom element', t => {
$('custom-element', () => {
})
})
t.todo('aspects must be called in order', async t => {
let log = []
let a = {}
await spect(a).use([() => log.push(1), () => log.push(2), () => log.push(3)])
t.deepEqual(log, [1, 2, 3])
})
t.todo('duplicates are ignored', async t => {
let log = []
await spect({}).use([fn, fn, fn])
function fn() {
log.push(1)
}
t.is(log, [1])
await spect({}).use([fn, fn, fn])
t.is(log, [1, 1])
})
t.todo('aspects must not be called multiple times, unless target state changes', async t => {
let log = []
let $a = spect({})
await $a.use(fn)
t.is(log, ['x'])
await $a.use(fn)
t.is(log, ['x'])
await $a.use([fn, fn])
t.is(log, ['x'])
await $a.update()
t.is(log, ['x', 'x'])
function fn(el) { log.push('x') }
})
t.skip('same aspect different targets', t => {
let log = []
function fx([el]) {
log.push(el.tagName)
// return () => log.push('destroy ' + el.tagName)
}
let $el = spect({ tagName: 'A' }).use(fx)
t.is($el.target.tagName, log[0])
t.is(log, ['A'])
$el.target.innerHTML = '<span></span>'
$($el.target.firstChild).use(fx)
t.deepEqual(log, ['A', 'SPAN'])
})
t.todo('Same target different aspects', async t => {
let log = []
let a = {}
let afx, bfx
await spect(a).use([afx = () => (log.push('a'), () => log.push('de a'))])
t.deepEqual(log, ['a'])
await spect(a).use([bfx = () => (log.push('b'), () => log.push('de b'))])
t.deepEqual(log, ['a', 'b'])
})
t.todo('same aspect same target', async t => {
let log = []
let a = {}
let fx = () => (log.push('a'), () => log.push('z'))
await spect(a).use(fx)
t.deepEqual(log, ['a'])
await spect(a).use(fx)
t.deepEqual(log, ['a'])
await spect(a).use(fx)
t.deepEqual(log, ['a'])
})
t.todo('subaspects init themselves independent of parent aspects', async t => {
let log = []
let a = { b: { c: {} } }
let b = a.b
let c = b.c
await spect(a).use(el => {
log.push('a')
spect(b).use(el => {
log.push('b')
spect(c).use(el => {
log.push('c')
// return () => log.push('-c')
})
// return () => log.push('-b')
})
// return () => log.push('-a')
})
t.deepEqual(log, ['a', 'b', 'c'])
// $.destroy(a)
// t.deepEqual(log, ['a', 'b', 'c', '-c', '-b', '-a'])
})
t.todo('generators aspects')
t.todo('async aspects', t => {
let a = spect({})
a.use(async function a() {
t.is(a, current.fn)
await Promise.resolve().then()
t.is(a, current.fn)
})
})
t.skip('promise', async t => {
let to = new Promise(ok => setTimeout(ok, 100))
to.then()
spect({}).use(to)
})
t.todo('fx: global effect is triggered after current callstack', async t => {
let log = []
spect({}).fx(() => log.push('a'))
t.is(log, [])
await 0
t.is(log, ['a'])
})
t.todo('simple selector', t => {
let $b = $('body')
t.is($b.length, 1)
let $b1 = $(document.body)
t.is($b1[0], $b[0])
})
t.todo('create from nodes', t => {
let el = document.createElement('div')
let $node = $(el)
t.ok($node.length, 1)
t.is($node[0], el)
let $sameNodes = $([el, el])
t.is($sameNodes.length, 1)
t.is($sameNodes[0], el)
let $difNodes = $([el, document.createElement('div')])
t.is($difNodes.length, 2)
t.is($difNodes[0], el)
})
t.todo('create new', t => {
let $new = $('<div/>')
t.equal($new[0].tagName, 'DIV')
let $newList = $('<div/><div/>')
t.equal($newList.length, 2)
let $tpl = $`<div/><div/>`
t.equal($tpl.length, 2)
})
t.todo('create components', t => {
let $el = $`<${C}/>`
function C($el) {
console.log($el[0])
}
console.log($el)
})
t.todo('subselect nodes', t => {
let $foo = $`<foo><bar/></foo>`
console.log('bar')
let $bar = $foo.$(`bar`)
t.is($bar[0], $foo[0].firstChild)
})
t.skip('live nodes list as reference under the hood', t => {
// FIXME: that's insustainable for now: we have to extend Spect class from Proxy-ed prototype,
// providing numeric access to underneath store, like NodeList etc.
// The proxy prototype looks
let el = document.createElement('div')
el.appendChild(document.createElement`div`)
let $children = $(el.childNodes)
t.is($children.length, 1)
el.appendChild(document.createElement`div`)
t.is($children.length, 2)
})
t.todo('rebinding to other document', async t => {
let { document } = await import('dom-lite')
// FIXME: w
let _$ = $.bind(document)
var div = document.createElement("div")
div.className = "foo bar"
_$(div).use(el => {
t.is(el.tagName, 'DIV')
})
})
t.todo('ignore wrapping collections', t => {
let $a = $`<a/>`
t.equal($($a), $a)
})
t.todo('wrapped subsets are fine', t => {
let $a = $`<a/>`
t.equal($($a[0]), $a)
})
t.todo('fragments', t => {
let [foo, bar, baz] = $`<>foo <bar/> baz</>`
// t.equal(el.innerHTML, 'foo <bar></bar> baz')
t.ok(foo instanceof Node)
let [foo1, bar1, baz1] = $`foo <bar/> baz`
// t.equal(el.innerHTML, 'foo <bar></bar> baz')
t.ok(foo1 instanceof Node)
// let [foo2, bar2, baz2] = $(['foo ', $`<bar/>`, ' baz'])
// t.equal(el.innerHTML, 'foo <bar></bar> baz')
// t.ok(foo2 instanceof Node)
})
t.skip('empty selectors', t => {
let $x = $()
t.is($x.length, 0)
let $y = $('xyz')
t.is($y.length, 0)
let $z = $(null)
t.is($z.length, 0)
// NOTE: this one creates content
// let $w = $`div`
// t.is($w.length, 0)
t.notEqual($x, $y)
t.notEqual($x, $z)
// t.notEqual($x, $w)
})
t.todo('selecting forms', t => {
let $f = $`<form><input name="a"/><input name="b"/></form>`
let $form = $($f)
t.is($f, $form)
t.is($form[0].childNodes.length, 2)
t.is($form[0], $f[0])
})
t.skip('array map should work fine', t => {
let $a = $`<a/>`
let $b = $a.map(x => x.html`<span/>`)
t.is($a, $b)
})
t.skip('negative, positive indices')
t.skip('Set methods')
t.skip('call subfilters elements')
t.todo('promise postpones properly / effects are bound', async t => {
let $a = $`<a use=${({ html }) => html`<span.x/>`}/>`
await $a
t.is($a[0].innerHTML, '<span class="x"></span>')
})
t.todo('create document fragment is ok', t => {
let $d = $(document.createDocumentFragment())
t.is($d.length, 0)
})
t.todo('select within multiple', t => {
})