mirror of
https://github.com/oven-sh/bun
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0b549321e9
### What does this PR do? ### How did you verify your code works? --------- Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com> Co-authored-by: Claude Bot <claude-bot@bun.sh>
373 lines
10 KiB
TypeScript
373 lines
10 KiB
TypeScript
import { describe, expect } from "bun:test";
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import { itBundled } from "./expectBundled";
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describe.concurrent("bundler", () => {
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// Test HTML import manifest with enhanced metadata
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itBundled("html-import/manifest-with-metadata", {
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outdir: "out/",
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files: {
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"/server.js": `
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import html from "./client.html";
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if (!html.files.find(a => a.path === html.index)) {
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throw new Error("Bad file");
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}
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console.log(JSON.stringify(html, null, 2));
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`,
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"/client.html": `
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<!DOCTYPE html>
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<html>
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<head>
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<link rel="stylesheet" href="./styles.css">
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<script src="./client.js"></script>
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</head>
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<body>
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<h1>Client HTML</h1>
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</body>
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</html>`,
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"/styles.css": `
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body {
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background-color: #f0f0f0;
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margin: 0;
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padding: 20px;
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}
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h1 {
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color: #333;
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}`,
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"/client.js": `
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import favicon from './favicon.png';
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console.log("Client script loaded");
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window.addEventListener('DOMContentLoaded', () => {
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console.log('DOM ready');
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});
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console.log(favicon);
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`,
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"/favicon.png": Buffer.from([
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0x89,
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0x50,
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0x4e,
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0x47,
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0x0d,
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0x0a,
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0x1a,
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0x0a, // PNG header
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0x00,
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0x00,
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0x00,
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0x0d,
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0x49,
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0x48,
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0x44,
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0x52, // IHDR chunk
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0x00,
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0x00,
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0x00,
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0x10,
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0x00,
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0x00,
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0x00,
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0x10, // 16x16
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0x08,
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0x02,
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0x00,
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0x00,
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0x00,
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0x90,
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0x91,
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0x68, // 8-bit RGB
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0x36,
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0x00,
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0x00,
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0x00,
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0x00,
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0x49,
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0x45,
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0x4e, // IEND chunk
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0x44,
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0xae,
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0x42,
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0x60,
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0x82,
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]),
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},
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entryPoints: ["/server.js"],
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target: "bun",
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run: {
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validate({ stdout, stderr }) {
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expect(stdout).toMatchInlineSnapshot(`
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"{
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"index": "./client.html",
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"files": [
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{
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"input": "client.html",
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"path": "./client-5y90hwq3.js",
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"loader": "js",
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"isEntry": true,
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"headers": {
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"etag": "xGxKikG0dN0",
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"content-type": "text/javascript;charset=utf-8"
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}
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},
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{
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"input": "client.html",
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"path": "./client.html",
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"loader": "html",
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"isEntry": true,
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"headers": {
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"etag": "hZ3u5t2Rmuo",
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"content-type": "text/html;charset=utf-8"
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}
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},
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{
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"input": "client.html",
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"path": "./client-0z58sk45.css",
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"loader": "css",
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"isEntry": true,
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"headers": {
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"etag": "0k_h5oYVQlA",
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"content-type": "text/css;charset=utf-8"
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}
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},
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{
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"input": "favicon.png",
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"path": "./favicon-wjepk3hq.png",
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"loader": "file",
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"isEntry": false,
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"headers": {
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"etag": "fFLOVvPDEZc",
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"content-type": "image/png"
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}
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}
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]
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}
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"
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`);
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},
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},
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});
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// Test manifest with multiple HTML imports
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itBundled("html-import/multiple-manifests", {
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outdir: "out/",
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backend: "cli",
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files: {
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"/server.js": `
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import homeHtml from "./home.html";
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import aboutHtml from "./about.html";
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console.log("Home manifest:", homeHtml);
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console.log("About manifest:", aboutHtml);
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`,
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"/home.html": `
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<!DOCTYPE html>
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<html>
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<head>
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<link rel="stylesheet" href="./home.css">
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<script src="./home.js"></script>
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</head>
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<body>
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<h1>Home Page</h1>
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</body>
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</html>`,
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"/about.html": `
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<!DOCTYPE html>
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<html>
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<head>
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<link rel="stylesheet" href="./about.css">
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<script src="./about.js"></script>
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</head>
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<body>
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<h1>About Page</h1>
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</body>
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</html>`,
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"/home.css": "body { background: #fff; }",
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"/home.js": "console.log('Home page');",
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"/about.css": "body { background: #f0f0f0; }",
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"/about.js": "console.log('About page');",
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},
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entryPoints: ["/server.js"],
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target: "bun",
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onAfterBundle(api) {
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const serverCode = api.readFile("out/server.js");
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// The manifests are embedded as escaped JSON strings in __jsonParse calls
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const manifestMatches = [...serverCode.matchAll(/__jsonParse\("(.+?)"\)/gs)];
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expect(manifestMatches.length).toBe(2);
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let manifests = [];
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for (const match of manifestMatches) {
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// The captured group contains the escaped JSON string
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const escapedJson = match[1];
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// Parse the escaped JSON string
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const manifest = JSON.parse(JSON.parse('"' + escapedJson + '"'));
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manifests.push(manifest);
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expect(manifest.index).toBeDefined();
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expect(manifest.files).toBeDefined();
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expect(Array.isArray(manifest.files)).toBe(true);
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// Each manifest should have HTML, JS, and CSS
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const loaders = manifest.files.map((f: any) => f.loader);
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expect(loaders).toContain("html");
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expect(loaders).toContain("js");
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expect(loaders).toContain("css");
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// All files should have enhanced metadata
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for (const file of manifest.files) {
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expect(file).toHaveProperty("headers");
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expect(file).toHaveProperty("isEntry");
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expect(file.headers).toHaveProperty("etag");
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expect(file.headers).toHaveProperty("content-type");
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}
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}
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expect(manifests).toMatchInlineSnapshot(`
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[
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{
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"files": [
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{
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"headers": {
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"content-type": "text/javascript;charset=utf-8",
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"etag": "DLJP98vzFzQ",
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},
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"input": "home.html",
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"isEntry": true,
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"loader": "js",
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"path": "./home-5f8tg1jd.js",
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},
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{
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"headers": {
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"content-type": "text/html;charset=utf-8",
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"etag": "_Qy4EtlcGvs",
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},
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"input": "home.html",
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"isEntry": true,
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"loader": "html",
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"path": "./home.html",
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},
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{
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"headers": {
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"content-type": "text/css;charset=utf-8",
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"etag": "6qg2qb7a2qo",
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},
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"input": "home.html",
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"isEntry": true,
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"loader": "css",
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"path": "./home-5pdcqqze.css",
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},
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],
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"index": "./home.html",
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},
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{
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"files": [
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{
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"headers": {
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"content-type": "text/javascript;charset=utf-8",
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"etag": "t8rrkgPylZo",
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},
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"input": "about.html",
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"isEntry": true,
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"loader": "js",
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"path": "./about-e59abjgr.js",
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},
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{
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"headers": {
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"content-type": "text/html;charset=utf-8",
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"etag": "igL7YEH9e0I",
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},
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"input": "about.html",
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"isEntry": true,
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"loader": "html",
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"path": "./about.html",
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},
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{
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"headers": {
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"content-type": "text/css;charset=utf-8",
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"etag": "DE8kdBXWhVg",
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},
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"input": "about.html",
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"isEntry": true,
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"loader": "css",
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"path": "./about-7apjgk42.css",
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},
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],
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"index": "./about.html",
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},
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]
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`);
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},
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});
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// Test that import with {type: 'file'} still works as a file import
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itBundled("html-import/with-type-file-attribute", {
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outdir: "out/",
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backend: "cli",
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files: {
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"/entry.js": `
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import htmlUrl from "./page.html" with { type: 'file' };
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import htmlManifest from "./index.html";
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// Test that htmlUrl is a string (file path)
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if (typeof htmlUrl !== 'string') {
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throw new Error("Expected htmlUrl to be a string, got " + typeof htmlUrl);
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}
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// Test that htmlManifest is an object with expected properties
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if (typeof htmlManifest !== 'object' || !htmlManifest.index || !Array.isArray(htmlManifest.files)) {
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throw new Error("Expected htmlManifest to be an object with index and files array");
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}
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console.log("✓ File import returned URL:", htmlUrl);
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console.log("✓ HTML import returned manifest with", htmlManifest.files.length, "files");
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console.log("✓ Both import types work correctly");
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`,
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"/page.html": `
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<!DOCTYPE html>
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<html>
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<head>
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<title>Page imported as file</title>
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</head>
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<body>
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<h1>This HTML is imported with type: 'file'</h1>
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</body>
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</html>`,
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"/index.html": `
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<!DOCTYPE html>
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<html>
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<head>
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<link rel="stylesheet" href="./styles.css">
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</head>
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<body>
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<h1>Test Page</h1>
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</body>
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</html>`,
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"/styles.css": `body { background: #fff; }`,
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},
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entryPoints: ["/entry.js"],
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target: "bun",
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run: {
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validate({ stdout }) {
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expect(stdout).toContain("✓ File import returned URL:");
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expect(stdout).toContain("✓ HTML import returned manifest with");
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expect(stdout).toContain("✓ Both import types work correctly");
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},
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},
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onAfterBundle(api) {
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// Check that the generated code correctly handles both import types
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const entryCode = api.readFile("out/entry.js");
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// Should have a file import for page.html
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expect(entryCode).toContain('var page_default = "./page-');
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expect(entryCode).toContain('.html";');
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// Should have a manifest import for index.html
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expect(entryCode).toContain('__jsonParse("');
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expect(entryCode).toContain('\\\"index\\\":\\\"./index.html\\\"');
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expect(entryCode).toContain('\\\"files\\\":[');
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},
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});
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});
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