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transform.spec.ts
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transform.spec.ts
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import { resolve } from 'node:path'
import { describe, expect, it } from 'vitest'
import { hasExportDefault, normalizeGlob, transformCode } from '../src/transform'
import type { Alias } from 'vite'
describe('transform tests', () => {
it('test: normalizeGlob', () => {
expect(normalizeGlob('')).toEqual('/**')
expect(normalizeGlob('/')).toEqual('/**')
expect(normalizeGlob('.')).toEqual('./**')
expect(normalizeGlob('..')).toEqual('../**')
expect(normalizeGlob('../..')).toEqual('../../**')
expect(normalizeGlob('a/b')).toEqual('a/b/**')
expect(normalizeGlob('a/b/')).toEqual('a/b/**')
expect(normalizeGlob('a/.b')).toEqual('a/.b')
expect(normalizeGlob('a/b.c')).toEqual('a/b.c')
expect(normalizeGlob('**/*')).toEqual('**/*')
expect(normalizeGlob('a/b*')).toEqual('a/b*/**')
expect(normalizeGlob('a/*')).toEqual('a/*')
expect(normalizeGlob('a/**')).toEqual('a/**')
})
it('test: transformCode (dynamic imports to static)', () => {
const options = (content: string) => ({
content,
filePath: '',
aliases: [],
aliasesExclude: [],
staticImport: true,
clearPureImport: false
})
expect(
transformCode(options('let data: import("vexip-ui/lib/tree").InitDataOptions[];')).content
).toEqual("import { InitDataOptions } from 'vexip-ui/lib/tree';\nlet data: InitDataOptions[];")
expect(
transformCode(
options(
'declare const _default: import("vue").DefineComponent<{}, {}, {}, {}, {}, import("vue").ComponentOptionsMixin>;\nexport default _default;\n'
)
).content
).toEqual(
"import { DefineComponent, ComponentOptionsMixin } from 'vue';\ndeclare const _default: DefineComponent<{}, {}, {}, {}, {}, ComponentOptionsMixin>;\nexport default _default;\n"
)
expect(
transformCode(
options('let a: A<B<C> & {} & {} & import("vue").ComponentCustomProperties) | null>;')
).content
).toEqual(
"import { ComponentCustomProperties } from 'vue';\nlet a: A<B<C> & {} & {} & ComponentCustomProperties) | null>;"
)
expect(
transformCode(
options(
'declare const _default: import("./Service").ServiceConstructor<import("./Service").default>;'
)
).content
).toEqual(
"import { ServiceConstructor, default as __DTS_DEFAULT_0__ } from './Service';\ndeclare const _default: ServiceConstructor<__DTS_DEFAULT_0__>;"
)
expect(
transformCode(options('import { Type } from "./test";\nconst test: import("./test").Test;'))
.content
).toEqual("import { Type, Test } from './test';\n\nconst test: Test;")
expect(
transformCode(options("const a: import('foo').A<{ b: import('foo').B<import('foo').C> }>"))
.content
).toEqual("import { A, B, C } from 'foo';\nconst a: A<{ b: B<C> }>")
expect(
transformCode(options("function d(param: import('foo').E): import('foo').F")).content
).toEqual("import { E, F } from 'foo';\nfunction d(param: E): F")
})
it('test: transformCode (process aliases)', () => {
const aliases: Alias[] = [
{ find: /^@\/(.+)/, replacement: resolve(__dirname, '../$1') },
{ find: /^@components\/(.+)/, replacement: resolve(__dirname, '../src/components/$1') },
{ find: /^~\//, replacement: resolve(__dirname, '../src/') },
{ find: '$src', replacement: resolve(__dirname, '../src') }
]
const filePath = resolve(__dirname, '../src/index.ts')
const options = (content: string) => ({
content,
filePath,
aliases,
aliasesExclude: [],
staticImport: false,
clearPureImport: false
})
expect(transformCode(options('import type { TestBase } from "@/src/test";')).content).toEqual(
"import { TestBase } from './test';\n"
)
expect(transformCode(options('import("@/components/test").Test;')).content).toEqual(
"import('../components/test').Test;"
)
expect(
transformCode(options('import type { TestBase } from "@/components/test";')).content
).toEqual("import { TestBase } from '../components/test';\n")
expect(transformCode(options('import("@/components/test").Test;\n')).content).toEqual(
"import('../components/test').Test;\n"
)
expect(
transformCode(
options('import VContainer from "@components/layout/container/VContainer.vue";')
).content
).toEqual(
"import { default as VContainer } from './components/layout/container/VContainer.vue';\n"
)
expect(transformCode(options('import type { TestBase } from "~/test";')).content).toEqual(
"import { TestBase } from './test';\n"
)
expect(transformCode(options('import type { TestBase } from "$src/test";')).content).toEqual(
"import { TestBase } from './test';\n"
)
expect(
transformCode(
options("const a: import('~/test').A<{ b: import('~/test').B<import('~/test').C> }>")
).content
).toEqual("const a: import('./test').A<{ b: import('./test').B<import('./test').C> }>")
expect(
transformCode(options("function d(param: import('~/test').E): import('~/test').F")).content
).toEqual("function d(param: import('./test').E): import('./test').F")
})
it('test: transformCode (remove pure imports)', () => {
const options = (content: string) => ({
content,
filePath: '',
aliases: [],
aliasesExclude: [],
staticImport: false,
clearPureImport: true
})
expect(transformCode(options('import "@/themes/common.scss";')).content).toEqual('')
expect(
transformCode(options('import "@/themes/common.scss";\nimport type { Ref } from "vue";'))
.content
).toEqual("import { Ref } from 'vue';\n")
expect(
transformCode(options("{ 'database-import': import('vue').FunctionalComponent }")).content
).toEqual("{ 'database-import': import('vue').FunctionalComponent }")
})
it('test: hasExportDefault', () => {
expect(hasExportDefault("export { sdk as default } from './sdk'")).toBe(true)
expect(hasExportDefault("export { foo, sdk as default } from './sdk'")).toBe(true)
expect(hasExportDefault("export { sdk as default, baz } from './sdk'")).toBe(true)
expect(hasExportDefault("export { foo, sdk as default, baz } from './sdk'")).toBe(true)
expect(hasExportDefault("export { foo as sdk, sdk as default, baz } from './sdk'")).toBe(true)
expect(hasExportDefault('export { sdk as default } from "./sdk"')).toBe(true)
expect(hasExportDefault("export {sdk as default} from './sdk'")).toBe(true)
expect(hasExportDefault("export{sdk as default}from'./sdk'")).toBe(true)
expect(hasExportDefault("export { sdk as default } from './sdk'")).toBe(true)
expect(hasExportDefault("export { sdk } from './sdk'")).toBe(false)
expect(hasExportDefault("export { foo, sdk } from './sdk'")).toBe(false)
expect(hasExportDefault("export { foo as baz, sdk } from './sdk'")).toBe(false)
expect(hasExportDefault("export { default } from './sdk'")).toBe(true)
expect(hasExportDefault("export { sdk, default } from './sdk'")).toBe(true)
expect(hasExportDefault("export { sdk, default as baz } from './sdk'")).toBe(false)
expect(hasExportDefault('export default class Test {}')).toBe(true)
expect(hasExportDefault('export class Test {}')).toBe(false)
expect(hasExportDefault('export default function test() {}')).toBe(true)
expect(hasExportDefault('export function test() {}')).toBe(false)
expect(hasExportDefault('const a = 1\nexport default a')).toBe(true)
expect(hasExportDefault('const a = 1\nexport { a }')).toBe(false)
expect(hasExportDefault('const a = 1\nexport { a as default }')).toBe(true)
})
})