vue3-yuanma/packages/compiler-sfc/__tests__/templateTransformSrcset.spec.ts

35 lines
1.4 KiB
TypeScript

import { generate, baseParse, transform } from '@vue/compiler-core'
import { transformSrcset } from '../src/templateTransformSrcset'
import { transformElement } from '../../compiler-core/src/transforms/transformElement'
import { transformBind } from '../../compiler-core/src/transforms/vBind'
function compileWithSrcset(template: string) {
const ast = baseParse(template)
transform(ast, {
nodeTransforms: [transformSrcset, transformElement],
directiveTransforms: {
bind: transformBind
}
})
return generate(ast, { mode: 'module' })
}
describe('compiler sfc: transform srcset', () => {
test('transform srcset', () => {
const result = compileWithSrcset(`
<img src="./logo.png" srcset="./logo.png"/>
<img src="./logo.png" srcset="./logo.png 2x"/>
<img src="./logo.png" srcset="./logo.png 2x"/>
<img src="./logo.png" srcset="./logo.png, ./logo.png 2x"/>
<img src="./logo.png" srcset="./logo.png 2x, ./logo.png"/>
<img src="./logo.png" srcset="./logo.png 2x, ./logo.png 3x"/>
<img src="./logo.png" srcset="./logo.png, ./logo.png 2x, ./logo.png 3x"/>
<img src="/logo.png" srcset="/logo.png, /logo.png 2x"/>
<img src="https://example.com/logo.png" srcset="https://example.com/logo.png, https://example.com/logo.png 2x"/>
<img src="/logo.png" srcset="/logo.png, ./logo.png 2x"/>
`)
expect(result.code).toMatchSnapshot()
})
})