integrated_traffic_uniapp/node_modules/vue/packages/compiler-sfc/test/parseComponent.spec.ts

270 lines
7.4 KiB
TypeScript

import { WarningMessage } from 'types/compiler'
import { parseComponent } from '../src/parseComponent'
describe('Single File Component parser', () => {
it('should parse', () => {
const res = parseComponent(
`
<template>
<div>hi</div>
</template>
<style src="./test.css"></style>
<style lang="stylus" scoped>
h1
color red
h2
color green
</style>
<style module>
h1 { font-weight: bold }
</style>
<style bool-attr val-attr="test"></style>
<script>
export default {}
</script>
<div>
<style>nested should be ignored</style>
</div>
`
)
expect(res.template!.content.trim()).toBe('<div>hi</div>')
expect(res.styles.length).toBe(4)
expect(res.styles[0].src).toBe('./test.css')
expect(res.styles[1].lang).toBe('stylus')
expect(res.styles[1].scoped).toBe(true)
expect(res.styles[1].content.trim()).toBe(
'h1\n color red\nh2\n color green'
)
expect(res.styles[2].module).toBe(true)
expect(res.styles[3].attrs['bool-attr']).toBe(true)
expect(res.styles[3].attrs['val-attr']).toBe('test')
expect(res.script!.content.trim()).toBe('export default {}')
})
it('should parse template with closed input', () => {
const res = parseComponent(`
<template>
<input type="text"/>
</template>
`)
expect(res.template!.content.trim()).toBe('<input type="text"/>')
})
it('should handle nested template', () => {
const res = parseComponent(`
<template>
<div><template v-if="ok">hi</template></div>
</template>
`)
expect(res.template!.content.trim()).toBe(
'<div><template v-if="ok">hi</template></div>'
)
})
it('deindent content', () => {
const content = `
<template>
<div></div>
</template>
<script>
export default {}
</script>
<style>
h1 { color: red }
</style>
`
const deindentDefault = parseComponent(content.trim(), {
pad: false
})
const deindentEnabled = parseComponent(content.trim(), {
pad: false,
deindent: true
})
const deindentDisabled = parseComponent(content.trim(), {
pad: false,
deindent: false
})
expect(deindentDefault.template!.content).toBe('\n<div></div>\n')
expect(deindentDefault.script!.content).toBe(
'\n export default {}\n '
)
expect(deindentDefault.styles[0].content).toBe('\nh1 { color: red }\n')
expect(deindentEnabled.template!.content).toBe('\n<div></div>\n')
expect(deindentEnabled.script!.content).toBe('\nexport default {}\n')
expect(deindentEnabled.styles[0].content).toBe('\nh1 { color: red }\n')
expect(deindentDisabled.template!.content).toBe(
'\n <div></div>\n '
)
expect(deindentDisabled.script!.content).toBe(
'\n export default {}\n '
)
expect(deindentDisabled.styles[0].content).toBe(
'\n h1 { color: red }\n '
)
})
it('pad content', () => {
const content = `
<template>
<div></div>
</template>
<script>
export default {}
</script>
<style>
h1 { color: red }
</style>
`
const padDefault = parseComponent(content.trim(), {
pad: true,
deindent: true
})
const padLine = parseComponent(content.trim(), {
pad: 'line',
deindent: true
})
const padSpace = parseComponent(content.trim(), {
pad: 'space',
deindent: true
})
expect(padDefault.script!.content).toBe(
Array(3 + 1).join('//\n') + '\nexport default {}\n'
)
expect(padDefault.styles[0].content).toBe(
Array(6 + 1).join('\n') + '\nh1 { color: red }\n'
)
expect(padLine.script!.content).toBe(
Array(3 + 1).join('//\n') + '\nexport default {}\n'
)
expect(padLine.styles[0].content).toBe(
Array(6 + 1).join('\n') + '\nh1 { color: red }\n'
)
expect(padSpace.script!.content).toBe(
`<template>
<div></div>
</template>
<script>`.replace(/./g, ' ') + '\nexport default {}\n'
)
expect(padSpace.styles[0].content).toBe(
`<template>
<div></div>
</template>
<script>
export default {}
</script>
<style>`.replace(/./g, ' ') + '\nh1 { color: red }\n'
)
})
it('should handle template blocks with lang as special text', () => {
const res = parseComponent(
`
<template lang="pug">
div
h1(v-if='1 < 2') hello
</template>
`,
{ deindent: true }
)
expect(res.template!.content.trim()).toBe(`div\n h1(v-if='1 < 2') hello`)
})
it('should handle component contains "<" only', () => {
const res = parseComponent(`
<template>
<span><</span>
</template>
`)
expect(res.template!.content.trim()).toBe(`<span><</span>`)
})
it('should handle custom blocks without parsing them', () => {
const res = parseComponent(
`
<template>
<div></div>
</template>
<example name="simple">
<my-button ref="button">Hello</my-button>
</example>
<example name="with props">
<my-button color="red">Hello</my-button>
</example>
<test name="simple" foo="bar">
export default function simple (vm) {
describe('Hello', () => {
it('should display Hello', () => {
this.vm.$refs.button.$el.innerText.should.equal('Hello')
}))
}))
}
</test>
<custom src="./x.json"></custom>
`
)
expect(res.customBlocks.length).toBe(4)
const simpleExample = res.customBlocks[0]
expect(simpleExample.type).toBe('example')
expect(simpleExample.content.trim()).toBe(
'<my-button ref="button">Hello</my-button>'
)
expect(simpleExample.attrs.name).toBe('simple')
const withProps = res.customBlocks[1]
expect(withProps.type).toBe('example')
expect(withProps.content.trim()).toBe(
'<my-button color="red">Hello</my-button>'
)
expect(withProps.attrs.name).toBe('with props')
const simpleTest = res.customBlocks[2]
expect(simpleTest.type).toBe('test')
expect(simpleTest.content.trim())
.toBe(`export default function simple (vm) {
describe('Hello', () => {
it('should display Hello', () => {
this.vm.$refs.button.$el.innerText.should.equal('Hello')
}))
}))
}`)
expect(simpleTest.attrs.name).toBe('simple')
expect(simpleTest.attrs.foo).toBe('bar')
const customWithSrc = res.customBlocks[3]
expect(customWithSrc.src).toBe('./x.json')
})
// Regression #4289
it('accepts nested template tag', () => {
const raw = `<div>
<template v-if="true === true">
<section class="section">
<div class="container">
Should be shown
</div>
</section>
</template>
<template v-else>
<p>Should not be shown</p>
</template>
</div>`
const res = parseComponent(`<template>${raw}</template>`)
expect(res.template!.content.trim()).toBe(raw)
})
it('should not hang on trailing text', () => {
const res = parseComponent(`<template>hi</`)
expect(res.template!.content).toBe('hi')
})
it('should collect errors with source range', () => {
const res = parseComponent(`<template>hi</`, { outputSourceRange: true })
expect(res.errors.length).toBe(1)
expect((res.errors[0] as WarningMessage).start).toBe(0)
})
})