33 lines
1003 B
TypeScript
33 lines
1003 B
TypeScript
import {
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parse,
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transform,
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CompilerOptions,
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ElementNode
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} from '@vue/compiler-core'
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import { transformCloak } from '../../src/transforms/vCloak'
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import { transformElement } from '../../../compiler-core/src/transforms/transformElement'
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import { CallExpression } from '../../src'
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function transformWithCloak(template: string, options: CompilerOptions = {}) {
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const ast = parse(template)
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transform(ast, {
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nodeTransforms: [transformElement],
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directiveTransforms: {
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cloak: transformCloak
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},
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...options
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})
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return ast.children[0] as ElementNode
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}
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describe('compiler: `v-cloak` transform', () => {
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test('should add no props to DOM', () => {
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const node = transformWithCloak(`<div v-cloak/>`)
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const codegenArgs = (node.codegenNode as CallExpression).arguments
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// As v-cloak adds no properties the codegen should be identical to
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// rendering a div with no props or reactive data (so just the tag as the arg)
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expect(codegenArgs.length).toBe(1)
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})
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})
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