vue2/test/unit/specs/api.js

730 lines
27 KiB
JavaScript

describe('UNIT: API', function () {
describe('config()', function () {
it('should work when changing prefix', function () {
var testId = 'config-1'
Vue.config({
prefix: 'test'
})
mock(testId, '<span test-text="test"></span>')
new Vue({
el: '#' + testId,
scope: { test: testId }
})
assert.strictEqual(document.querySelector('#' + testId + ' span').innerHTML, testId)
})
after(function () {
Vue.config({
prefix: 'v'
})
})
})
describe('filter()', function () {
var reverse = function (input) {
return input.split('').reverse().join('')
}
it('should create custom filter', function () {
var testId = 'filter-1',
msg = '12345'
Vue.filter('reverse', reverse)
mock(testId, '{{ test | reverse }}')
new Vue({
el: '#' + testId,
scope: { test: msg }
})
assert.strictEqual(document.querySelector('#' + testId).innerHTML, '54321')
})
it('should return filter function if only one arg is given', function () {
var f = Vue.filter('reverse')
assert.strictEqual(f, reverse)
})
})
describe('directive()', function () {
var dirTest
it('should create custom directive with set function only', function () {
var testId = 'directive-1',
msg = 'wowow'
Vue.directive('test', function (value) {
this.el.setAttribute(testId, value + '123')
})
mock(testId, '<span v-test="test"></span>')
new Vue({
el: '#' + testId,
scope: { test: msg }
})
var el = document.querySelector('#' + testId + ' span')
assert.strictEqual(el.getAttribute(testId), msg + '123')
})
it('should create custom directive with object', function () {
var testId = 'directive-2',
msg = 'wowaaaa?'
dirTest = {
bind: function () {
this.el.setAttribute(testId + 'bind', 'bind')
},
update: function (value) {
this.el.setAttribute(testId + 'update', value + 'update')
},
unbind: function () {
this.el.removeAttribute(testId + 'bind')
}
}
Vue.directive('test2', dirTest)
mock(testId, '<span v-test2="test"></span>')
var vm = new Vue({
el: '#' + testId,
scope: { test: msg }
}),
el = document.querySelector('#' + testId + ' span')
assert.strictEqual(el.getAttribute(testId + 'bind'), 'bind', 'should have called bind()')
assert.strictEqual(el.getAttribute(testId + 'update'), msg + 'update', 'should have called update()')
vm.$destroy() // assuming this works
assert.notOk(el.getAttribute(testId + 'bind'), 'should have called unbind()')
})
it('should return directive object/fn if only one arg is given', function () {
var dir = Vue.directive('test2')
assert.strictEqual(dir, dirTest)
})
})
describe('component()', function () {
var testId = 'api-component-test',
testId2 = testId + '2',
opts = {
className: 'hihi',
scope: { hi: 'ok' }
},
Test = Vue.extend(opts),
utils = require('vue/src/utils')
it('should register a Component constructor', function () {
Vue.component(testId, Test)
assert.strictEqual(utils.components[testId], Test)
})
it('should also work with option objects', function () {
Vue.component(testId2, opts)
assert.ok(utils.components[testId2].prototype instanceof Vue)
})
it('should retrieve the VM if has only one arg', function () {
assert.strictEqual(Vue.component(testId), Test)
})
it('should work with v-component', function () {
mock(testId, '<div v-component="' + testId + '">{{hi}}</div>')
var t = new Vue({ el: '#' + testId }),
child = t.$el.querySelector('div')
assert.strictEqual(child.className, 'hihi')
assert.strictEqual(child.textContent, 'ok')
mock(testId2, '<div v-component="' + testId2 + '">{{hi}}</div>')
var t2 = new Vue({ el: '#' + testId2 }),
child2 = t2.$el.querySelector('div')
assert.strictEqual(child2.className, 'hihi')
assert.strictEqual(child2.textContent, 'ok')
})
})
describe('partial()', function () {
var testId = 'api-partial-test',
partial = '<div class="partial-test"><a>{{hi}}</a></div><span>hahaha</span>',
utils = require('vue/src/utils')
it('should register the partial as a dom fragment', function () {
Vue.partial(testId, partial)
var converted = utils.partials[testId]
assert.ok(converted instanceof window.DocumentFragment)
assert.strictEqual(converted.querySelector('.partial-test a').innerHTML, '{{hi}}')
assert.strictEqual(converted.querySelector('span').innerHTML, 'hahaha')
})
it('should retrieve the partial if has only one arg', function () {
assert.strictEqual(utils.partials[testId], Vue.partial(testId))
})
it('should work with v-partial as a directive', function () {
var testId = 'api-partial-direcitve'
Vue.partial(testId, partial)
mock(testId, '<div class="directive" v-partial="' + testId + '">hello</div>')
var t = new Vue({
el: '#' + testId,
scope: { hi: 'hohoho' }
})
assert.strictEqual(t.$el.querySelector('.directive .partial-test a').textContent, 'hohoho')
assert.strictEqual(t.$el.querySelector('.directive span').innerHTML, 'hahaha')
})
it('should work with v-partial as an inline interpolation', function () {
var testId = 'api-partial-inline'
Vue.partial(testId, partial)
mock(testId, '<div class="inline">{{>' + testId + '}}</div>')
var t = new Vue({
el: '#' + testId,
scope: { hi: 'hohoho' }
})
assert.strictEqual(t.$el.querySelector('.inline .partial-test a').textContent, 'hohoho')
assert.strictEqual(t.$el.querySelector('.inline span').innerHTML, 'hahaha')
})
})
describe('transition()', function () {
var testId = 'api-trans-test',
transition = {},
utils = require('vue/src/utils')
it('should register a transition object', function () {
Vue.transition(testId, transition)
assert.strictEqual(utils.transitions[testId], transition)
})
it('should retrieve the transition if has only one arg', function () {
assert.strictEqual(Vue.transition(testId), transition)
})
it('should work with v-transition', function () {
var enterCalled = false,
leaveCalled = false
Vue.transition('transition-api-test', {
enter: function (el, done) {
enterCalled = true
done()
},
leave: function (el, done) {
leaveCalled = true
done()
}
})
var t = new Vue({
attributes: {
'v-show': 'show',
'v-transition': 'transition-api-test'
},
scope: {
show: false
}
})
document.body.appendChild(t.$el)
t.show = true
assert.ok(enterCalled)
assert.strictEqual(t.$el.style.display, '')
t.show = false
assert.ok(leaveCalled)
assert.strictEqual(t.$el.style.display, 'none')
t.$destroy()
})
})
describe('extend()', function () {
it('should return a subclass of Vue', function () {
var Test = Vue.extend({})
assert.ok(Test.prototype instanceof Vue)
})
it('should allow further extensions', function () {
var Parent = Vue.extend({
scope: {
test: 'hi'
}
})
var Child = Parent.extend({
scope: {
test2: 'ho',
test3: {
hi: 1
}
}
})
assert.strictEqual(Child.super, Parent)
var child = new Child({
scope: {
test3: {
ho: 2
}
}
})
assert.strictEqual(child.test, 'hi')
assert.strictEqual(child.test2, 'ho')
// should overwrite past 1 level deep
assert.strictEqual(child.test3.ho, 2)
assert.notOk(child.test3.hi)
})
describe('Options', function () {
describe('proto', function () {
it('should be mixed to the exteded VM\'s prototype', function () {
var mixins = {
a: 1,
b: 2,
c: function () {}
}
var Test = Vue.extend({ proto: mixins })
for (var key in mixins) {
assert.strictEqual(Test.prototype[key], mixins[key])
}
})
})
describe('scope', function () {
it('should be copied to each instance', function () {
var testData = { a: 1 },
Test = Vue.extend({
scope: {
test: testData
}
})
var t1 = new Test(),
t2 = new Test()
assert.ok(t1.hasOwnProperty('test'))
assert.strictEqual(t1.test, testData)
assert.ok(t2.hasOwnProperty('test'))
assert.strictEqual(t2.test, testData)
})
})
describe('lazy', function () {
it('should make text input fields only trigger on change', function () {
var Test = Vue.extend({
template: '<input type="text" v-model="test">',
lazy: true
})
var t = new Test({
scope: {
test: 'hi'
}
})
var input = t.$el.querySelector('input')
input.value = 'hohoho'
input.dispatchEvent(mockHTMLEvent('input'))
assert.strictEqual(t.test, 'hi')
input.dispatchEvent(mockHTMLEvent('change'))
assert.strictEqual(t.test, 'hohoho')
})
})
describe('replace', function () {
it('should replace an in DOM node', function () {
var testId = 'replace-test'
mock(testId, '<div>ho</div>')
var old = document.getElementById(testId),
parent = old.parentNode
var Test = Vue.extend({
template: '<p>hi</p>',
replace: true
})
var t = new Test({
el: '#' + testId
})
assert.strictEqual(t.$el.tagName, 'P')
assert.strictEqual(t.$el.textContent, 'hi')
assert.strictEqual(t.$el.parentNode, parent)
var now = document.getElementById(testId)
assert.strictEqual(now, null)
})
it('should replace an off DOM Vue\'s $el', function () {
var Test = Vue.extend({
template: '<p>hi</p>',
replace: true
})
var t = new Test()
assert.strictEqual(t.$el.tagName, 'P')
assert.strictEqual(t.$el.textContent, 'hi')
})
it('should not work if template has more than one child node', function () {
var Test = Vue.extend({
template: '<p>hi</p><p>ho</p>',
replace: true
})
var t = new Test()
assert.notStrictEqual(t.$el.tagName, 'P')
assert.strictEqual(t.$el.innerHTML, '<p>hi</p><p>ho</p>')
})
})
describe('DOM element options', function () {
it('should not accept el as an extension option', function () {
var el = document.createElement('div'),
Test = Vue.extend({ el: el }),
t = new Test()
assert.notStrictEqual(t.$el, el)
})
it('should create el with options: tagName, id, className and attributes', function () {
var Test = Vue.extend({
tagName: 'p',
id: 'extend-test',
className: 'extend',
attributes: {
'test': 'hi',
'v-text': 'hoho'
},
scope: {
hoho: 'what'
}
})
var t = new Test()
assert.strictEqual(t.$el.nodeName, 'P', 'tagName should match')
assert.strictEqual(t.$el.id, 'extend-test', 'id should match')
assert.strictEqual(t.$el.className, 'extend', 'className should match')
assert.strictEqual(t.$el.getAttribute('test'), 'hi', 'normal attr should work')
assert.strictEqual(t.$el.textContent, 'what', 'directives passed in as attr should work')
})
it('should ignore tagName when el is passed as an instance option', function () {
var el = document.createElement('div'),
Test = Vue.extend({
tagName: 'p',
id: 'extend-test',
className: 'extend',
attributes: {
'test': 'hi',
'v-text': 'hoho'
},
scope: {
hoho: 'what'
}
}),
t = new Test({
el: el
})
assert.strictEqual(t.$el, el, 'should use instance el')
assert.notStrictEqual(t.$el.nodeName, 'P', 'tagName should NOT match')
assert.strictEqual(t.$el.id, 'extend-test', 'id should match')
assert.strictEqual(t.$el.className, 'extend', 'className should match')
assert.strictEqual(t.$el.getAttribute('test'), 'hi', 'normal attr should work')
assert.strictEqual(t.$el.textContent, 'what', 'directives passed in as attr should work')
})
})
describe('template', function () {
var raw = '<span>{{hello}}</span><a>haha</a>'
it('should take direct string template and work', function () {
var Test = Vue.extend({
tagName: 'p',
template: raw,
scope: {
hello: 'Ahaha'
}
}),
vm = new Test(),
text1 = vm.$el.querySelector('span').textContent,
text2 = vm.$el.querySelector('a').textContent
assert.strictEqual(vm.$el.nodeName, 'P')
assert.strictEqual(text1, 'Ahaha')
assert.strictEqual(text2, 'haha')
})
it('should take a #id and work', function () {
var testId = 'template-test',
tpl = document.createElement('script')
tpl.id = testId
tpl.type = 'text/template'
tpl.innerHTML = raw
document.getElementById('test').appendChild(tpl)
var Test = Vue.extend({
template: '#' + testId,
scope: { hello: testId }
})
var t = new Test()
assert.strictEqual(t.$el.querySelector('span').textContent, testId)
})
it('should be overwritable', function () {
var Test = Vue.extend({
template: '<div>this should not happen</div>'
})
var t = new Test({
template: raw,
scope: {
hello: 'overwritten!'
}
})
assert.strictEqual(t.$el.querySelector('span').textContent, 'overwritten!')
})
})
describe('directives', function () {
it('should allow the VM to use private directives', function () {
var Test = Vue.extend({
directives: {
test: function (value) {
this.el.innerHTML = value ? 'YES' : 'NO'
}
}
})
var t = new Test({
attributes: {
'v-test': 'ok'
},
scope: {
ok: true
}
})
assert.strictEqual(t.$el.innerHTML, 'YES')
t.ok = false
assert.strictEqual(t.$el.innerHTML, 'NO')
})
})
describe('filters', function () {
it('should allow the VM to use private filters', function () {
var Test = Vue.extend({
filters: {
test: function (value) {
return value + '12345'
}
}
})
var t = new Test({
template: '{{hi | test}}',
scope: {
hi: 'hohoho'
}
})
assert.strictEqual(t.$el.textContent, 'hohoho12345')
})
})
describe('components', function () {
it('should allow the VM to use private child VMs', function () {
var Child = Vue.extend({
scope: {
name: 'child'
}
})
var Parent = Vue.extend({
template: '<p>{{name}}</p><div v-component="child">{{name}}</div>',
scope: {
name: 'dad'
},
components: {
child: Child
}
})
var p = new Parent()
assert.strictEqual(p.$el.querySelector('p').textContent, 'dad')
assert.strictEqual(p.$el.querySelector('div').textContent, 'child')
})
it('should work with plain option object', function () {
var Parent = Vue.extend({
template: '<p>{{name}}</p><div v-component="child">{{name}}</div>',
scope: {
name: 'dad'
},
components: {
child: {
scope: {
name: 'child'
}
}
}
})
var p = new Parent()
assert.strictEqual(p.$el.querySelector('p').textContent, 'dad')
assert.strictEqual(p.$el.querySelector('div').textContent, 'child')
})
})
describe('partials', function () {
it('should allow the VM to use private partials', function () {
var Test = Vue.extend({
attributes: {
'v-partial': 'test'
},
partials: {
test: '<a>{{a}}</a><p>{{b}}</p>'
},
scope: {
a: 'hi',
b: 'ho'
}
})
var t = new Test()
assert.strictEqual(t.$el.querySelector('a').textContent, 'hi')
assert.strictEqual(t.$el.querySelector('p').textContent, 'ho')
})
})
describe('transitions', function () {
it('should get called during transitions', function () {
var enterCalled = false,
leaveCalled = false
var t = new Vue({
attributes: {
'v-show': 'show',
'v-transition': 'test'
},
transitions: {
test: {
enter: function (el, done) {
enterCalled = true
done()
},
leave: function (el, done) {
leaveCalled = true
done()
}
}
},
scope: {
show: false
}
})
document.body.appendChild(t.$el)
t.show = true
assert.ok(enterCalled)
assert.strictEqual(t.$el.style.display, '')
t.show = false
assert.ok(leaveCalled)
assert.strictEqual(t.$el.style.display, 'none')
t.$destroy()
})
})
describe('hooks', function () {
describe('beforeCompile / created', function () {
it('should be called before compile', function () {
var called = false,
Test = Vue.extend({ beforeCompile: function (options) {
assert.ok(options.ok)
called = true
}}),
Test2 = Vue.extend({ created: function (options) {
assert.ok(options.ok)
called = true
}})
new Test({ ok: true })
assert.ok(called)
called = false
new Test2({ ok: true })
assert.ok(called)
})
})
describe('afterCompile / ready', function () {
it('should be called after compile with options', function () {
var called = false,
hook = function (options) {
assert.ok(options.ok)
assert.notOk(this.$compiler.init)
called = true
},
Test = Vue.extend({ afterCompile: hook }),
Test2 = Vue.extend({ ready: hook })
new Test({ ok: true })
assert.ok(called)
called = false
new Test2({ ok: true })
assert.ok(called)
})
})
describe('beforeDestroy', function () {
it('should be called before a vm is destroyed', function () {
var called = false
var Test = Vue.extend({
beforeDestroy: function () {
called = true
}
})
var test = new Test()
test.$destroy()
assert.ok(called)
})
})
describe('afterDestroy', function () {
it('should be called after a vm is destroyed', function () {
var called = false,
Test = Vue.extend({
afterDestroy: function () {
assert.notOk(this.$el.parentNode)
called = true
}
})
var test = new Test()
document.body.appendChild(test.$el)
test.$destroy()
assert.ok(called)
})
})
})
})
})
})