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toggle.spec.js
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import { mount } from '@vue/test-utils'
import JsonTree from '@/index.js'
// 使用这个方法生成的 json 结构数据
// 根据 JsonTree 的默认项
// 将会全部展开(默认展开两级), 并显示 3 条连接线
const genJsonData = () => {
return {
name: 'Tom',
age: 2,
friends: [
{ name: 'Jerry' },
{ name: 'Tuffy' }
]
}
}
const factory = (propsData) => {
return mount(JsonTree, {
propsData: {
jsonData: genJsonData(),
...propsData
}
})
}
describe('JsonTree.vue toggle', () => {
it('toggle 图标显示', () => {
// 这里需要注意 jsonData 要使得生成的结果中既有 + 又有 -
const wrapper = factory()
const toggles = wrapper
.findAll('.json-tree__toggle:not(.json-tree__toggle--hidden)')
const iconCorrent = toggles.wrappers.every(v => {
if (v.classes('json-tree__toggle--collapse')) {
return v.text() === '+'
}
return v.text() === '-'
})
expect(iconCorrent).toBe(true)
})
it('toggle 切换交互', async () => {
const wrapper = factory()
// 只判定第一个即可
const rootToggle = wrapper.find('.json-tree__toggle')
if (rootToggle.classes('json-tree__toggle--collapse')) {
// 当前节点是折叠起来的
await rootToggle.trigger('click')
expect(rootToggle.classes('json-tree__toggle--collapse')).toBe(false)
} else {
await rootToggle.trigger('click')
expect(rootToggle.classes('json-tree__toggle--collapse')).toBe(true)
}
})
})