/
evaluate.js
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/
evaluate.js
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import {test} from 'uvu'
import * as assert from 'uvu/assert'
import {evaluate, evaluateSync, compile} from '../index.js'
// @ts-expect-error: make sure a single react is used.
import {renderToStaticMarkup as renderToStaticMarkup_} from '../../react/node_modules/react-dom/server.js'
// @ts-expect-error: make sure a single react is used.
import * as runtime_ from '../../react/node_modules/react/jsx-runtime.js'
// @ts-expect-error: make sure a single react is used.
import * as devRuntime from '../../react/node_modules/react/jsx-dev-runtime.js'
// @ts-expect-error: make sure a single react is used.
import React_ from '../../react/node_modules/react/index.js'
import * as provider from '../../react/index.js'
/** @type {import('react-dom/server').renderToStaticMarkup} */
const renderToStaticMarkup = renderToStaticMarkup_
/** @type {{Fragment: unknown, jsx: unknown, jsxs: unknown}} */
const runtime = runtime_
/** @type {import('react')} */
const React = React_
test('evaluate', async () => {
assert.throws(
() => {
// @ts-expect-error: missing required arguments
evaluateSync('a')
},
/Expected `Fragment` given to `evaluate`/,
'should throw on missing `Fragment`'
)
assert.throws(
() => {
evaluateSync('a', {Fragment: runtime.Fragment})
},
/Expected `jsx` given to `evaluate`/,
'should throw on missing `jsx`'
)
assert.throws(
() => {
evaluateSync('a', {Fragment: runtime.Fragment, jsx: runtime.jsx})
},
/Expected `jsxs` given to `evaluate`/,
'should throw on missing `jsxs`'
)
assert.throws(
() => {
evaluateSync('a', {Fragment: runtime.Fragment, development: true})
},
/Expected `jsxDEV` given to `evaluate`/,
'should throw on missing `jsxDEV` in dev mode'
)
assert.equal(
renderToStaticMarkup(
React.createElement((await evaluate('# hi!', runtime)).default)
),
'<h1>hi!</h1>',
'should evaluate'
)
assert.equal(
renderToStaticMarkup(
React.createElement(evaluateSync('# hi!', runtime).default)
),
'<h1>hi!</h1>',
'should evaluate (sync)'
)
assert.equal(
renderToStaticMarkup(
React.createElement(
(await evaluate('# hi dev!', {development: true, ...devRuntime}))
.default
)
),
'<h1>hi dev!</h1>',
'should evaluate (sync)'
)
assert.equal(
renderToStaticMarkup(
React.createElement(
evaluateSync('# hi dev!', {development: true, ...devRuntime}).default
)
),
'<h1>hi dev!</h1>',
'should evaluate (sync)'
)
assert.equal(
renderToStaticMarkup(
React.createElement(
(
await evaluate(
'import {number} from "./context/data.js"\n\n{number}',
{baseUrl: import.meta.url, useDynamicImport: true, ...runtime}
)
).default
)
),
'3.14',
'should support an `import` of a relative url w/ `useDynamicImport`'
)
assert.equal(
renderToStaticMarkup(
React.createElement(
(
await evaluate(
'import {number} from "' +
new URL('context/data.js', import.meta.url) +
'"\n\n{number}',
{baseUrl: import.meta.url, useDynamicImport: true, ...runtime}
)
).default
)
),
'3.14',
'should support an `import` of a full url w/ `useDynamicImport`'
)
assert.match(
String(
await compile('import "a"', {
outputFormat: 'function-body',
useDynamicImport: true
})
),
/\nawait import\("a"\);?\n/,
'should support an `import` w/o specifiers w/ `useDynamicImport`'
)
assert.match(
String(
await compile('import {} from "a"', {
outputFormat: 'function-body',
useDynamicImport: true
})
),
/\nawait import\("a"\);?\n/,
'should support an `import` w/ 0 specifiers w/ `useDynamicImport`'
)
assert.equal(
renderToStaticMarkup(
React.createElement(
(
await evaluate(
'import * as x from "./context/components.js"\n\n<x.Pill>Hi!</x.Pill>',
{baseUrl: import.meta.url, useDynamicImport: true, ...runtime}
)
).default
)
),
'<span style="color:red">Hi!</span>',
'should support a namespace import w/ `useDynamicImport`'
)
assert.equal(
renderToStaticMarkup(
React.createElement(
(
await evaluate(
'import Div, * as x from "./context/components.js"\n\n<x.Pill>a</x.Pill> and <Div>b</Div>',
{baseUrl: import.meta.url, useDynamicImport: true, ...runtime}
)
).default
)
),
'<p><span style="color:red">a</span> and <div style="color:red">b</div></p>',
'should support a namespace import and a bare specifier w/ `useDynamicImport`'
)
let mod = await evaluate('export const a = 1\n\n{a}', runtime)
assert.equal(
renderToStaticMarkup(React.createElement(mod.default)),
'1',
'should support an `export` (1)'
)
assert.equal(mod.a, 1, 'should support an `export` (2)')
mod = await evaluate('export function a() { return 1 }\n\n{a()}', runtime)
assert.equal(
renderToStaticMarkup(React.createElement(mod.default)),
'1',
'should support an `export function` (1)'
)
if (typeof mod.a !== 'function') throw new TypeError('missing function')
assert.equal(mod.a(), 1, 'should support an `export function` (2)')
mod = await evaluate(
'export class A { constructor() { this.b = 1 } }\n\n{new A().b}',
runtime
)
assert.equal(
renderToStaticMarkup(React.createElement(mod.default)),
'1',
'should support an `export class` (1)'
)
const A = /** @type {new () => {b: number}} */ (mod.A)
const a = new A()
assert.equal(a.b, 1, 'should support an `export class` (2)')
mod = await evaluate('export const a = 1\nexport {a as b}\n\n{a}', runtime)
assert.equal(
renderToStaticMarkup(React.createElement(mod.default)),
'1',
'should support an `export as` (1)'
)
assert.equal(mod.a, 1, 'should support an `export as` (2)')
assert.equal(mod.b, 1, 'should support an `export as` (3)')
assert.equal(
renderToStaticMarkup(
React.createElement(
(
await evaluate(
'export default function Layout({components, ...props}) { return <section {...props} /> }\n\na',
runtime
)
).default
)
),
'<section><p>a</p></section>',
'should support an `export default`'
)
assert.throws(
() => {
evaluateSync('export {a} from "b"', runtime)
},
/Cannot use `import` or `export … from` in `evaluate` \(outputting a function body\) by default/,
'should throw on an export from'
)
assert.equal(
(
await evaluate('export {number} from "./context/data.js"', {
baseUrl: import.meta.url,
useDynamicImport: true,
...runtime
})
).number,
3.14,
'should support an `export from` w/ `useDynamicImport`'
)
assert.equal(
(
await evaluate(
'import {number} from "./context/data.js"\nexport {number}',
{baseUrl: import.meta.url, useDynamicImport: true, ...runtime}
)
).number,
3.14,
'should support an `export` w/ `useDynamicImport`'
)
assert.equal(
(
await evaluate('export {number as data} from "./context/data.js"', {
baseUrl: import.meta.url,
useDynamicImport: true,
...runtime
})
).data,
3.14,
'should support an `export as from` w/ `useDynamicImport`'
)
assert.equal(
(
await evaluate('export {default as data} from "./context/data.js"', {
baseUrl: import.meta.url,
useDynamicImport: true,
...runtime
})
).data,
6.28,
'should support an `export default as from` w/ `useDynamicImport`'
)
assert.equal(
{
...(await evaluate('export * from "./context/data.js"', {
baseUrl: import.meta.url,
useDynamicImport: true,
...runtime
})),
default: undefined
},
{array: [1, 2], default: undefined, number: 3.14, object: {a: 1, b: 2}},
'should support an `export all from` w/ `useDynamicImport`'
)
// I’m not sure if this makes sense, but it is how Node works.
assert.equal(
{
...(await evaluate(
'export {default as number} from "./context/data.js"\nexport * from "./context/data.js"',
{baseUrl: import.meta.url, useDynamicImport: true, ...runtime}
)),
default: undefined
},
{array: [1, 2], default: undefined, number: 6.28, object: {a: 1, b: 2}},
'should support an `export all from`, but prefer explicit exports, w/ `useDynamicImport`'
)
assert.equal(
(
await evaluate(
'export const x = new URL("example.png", import.meta.url).href',
{baseUrl: 'https://example.com', ...runtime}
)
).x,
'https://example.com/example.png',
'should support rewriting `import.meta.url` w/ `baseUrl`'
)
assert.throws(
() => {
evaluateSync('export * from "a"', runtime)
},
/Cannot use `import` or `export … from` in `evaluate` \(outputting a function body\) by default/,
'should throw on an export all from'
)
assert.throws(
() => {
evaluateSync('import {a} from "b"', runtime)
},
/Cannot use `import` or `export … from` in `evaluate` \(outputting a function body\) by default/,
'should throw on an import'
)
assert.throws(
() => {
evaluateSync('import a from "b"', runtime)
},
/Cannot use `import` or `export … from` in `evaluate` \(outputting a function body\) by default/,
'should throw on an import default'
)
assert.equal(
renderToStaticMarkup(
React.createElement((await evaluate('<X/>', runtime)).default, {
components: {
X() {
return React.createElement('span', {}, '!')
}
}
})
),
'<span>!</span>',
'should support a given components'
)
assert.equal(
renderToStaticMarkup(
React.createElement(
provider.MDXProvider,
{
components: {
X() {
return React.createElement('span', {}, '!')
}
}
},
React.createElement(
(await evaluate('<X/>', {...runtime, ...provider})).default
)
)
),
'<span>!</span>',
'should support a provider w/ `useMDXComponents`'
)
})
test.run()