aaac7fed
 liuqimichale
add
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import 'basic-mouse-event-polyfill-phantomjs'
import { addEvent, removeEvent, offset, getRect, preventDefaultException, tap, click, prepend } from 'scroll/util/dom'
describe('dom.js', () => {
it('#addEvent() & #removeEvent()', () => {
const ele = document.createElement('div')
const cb = sinon.spy()
addEvent(ele, 'click', cb)
ele.click()
expect(cb)
.to.be.calledOnce
removeEvent(ele, 'click', cb)
ele.click()
expect(cb)
.not.to.be.calledTwice
})
it('#offset()', () => {
const ele = document.createElement('div')
const { left, top } = offset(ele)
expect(left)
.to.equal(0)
expect(top)
.to.equal(0)
})
it('#getRect()', () => {
const ele = document.createElement('div')
document.body.appendChild(ele)
const { top, left, width, height } = getRect(ele)
expect(top)
.to.equal(8)
expect(left)
.to.equal(8)
expect(width)
.to.equal(359)
expect(height)
.to.equal(0)
document.body.removeChild(ele)
})
it('#preventDefaultException()', () => {
const exceptions = {
tagName: /div/i
}
const divEl = document.createElement('div')
const spanEl = document.createElement('span')
expect(preventDefaultException(divEl, exceptions))
.to.be.true
expect(preventDefaultException(spanEl, exceptions))
.to.be.false
})
it('#tap', () => {
const ele = document.createElement('div')
const cb = sinon.spy()
const event = {
pageX: 1,
pageY: 2,
target: ele
}
addEvent(ele, 'tap', cb)
tap(event, 'tap')
expect(cb)
.to.be.calledOnce
})
it('#click', () => {
let ele = document.createElement('div')
let cb = sinon.spy()
let event = {
target: ele
}
addEvent(ele, 'click', cb)
click(event)
expect(cb)
.to.be.calledOnce
})
it('#prepend', () => {
const ele = document.createElement('div')
const target = document.createElement('span')
const el = document.createElement('section')
prepend(el, ele)
expect(ele.firstChild)
.to.equal(el)
expect(ele.childNodes.length)
.to.equal(1)
prepend(target, ele)
expect(ele.firstChild)
.to.equal(target)
})
})
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