import { expect, test } from "bun:test";
import { renderDocument, renderDocumentStream } from "../src/index.ts";
test("escapes metadata and script URLs while preserving trusted rendered body", () => {
const html = renderDocument({
meta: { title: '', description: '" onload="x' },
body: "trusted",
scripts: ['">'],
});
expect(html).not.toContain('');
expect(html).toContain("</title>");
expect(html).toContain("trusted");
expect(html).not.toContain("");
});
test("deduplicates runtime scripts and module preloads", () => {
const html = renderDocument({
meta: { title: "Page" },
body: "",
scripts: ["/app.js", "/app.js"],
});
expect(html.match(/rel="modulepreload"/g)).toHaveLength(1);
expect(html.match(/src="\/app\.js"/g)).toHaveLength(1);
});
test("always emits a document language and preserves an explicit language", () => {
const fallback = renderDocument({ meta: {}, body: "" });
expect(fallback).toContain('');
const explicit = renderDocument({
meta: {},
body: "",
htmlAttrs: ' data-theme="dark" lang="fr"',
});
expect(explicit).toContain('');
expect(explicit).not.toContain('lang="en"');
});
test("merges framework head and scripts into an application document template", () => {
const html = renderDocument({
meta: { title: "Document layout" },
body: "",
htmlAttrs: ' data-theme="dark"',
scripts: ["/page.js"],
documentTemplate:
'Page
',
});
expect(html).toStartWith("");
expect(html).toContain('');
expect(html).toContain("Document layout");
expect(html).toContain('');
expect(html).toContain('');
expect(html.match(/ {
async function* body() {
yield "Shell
";
yield "Later
";
}
const html = await new Response(
renderDocumentStream({ meta: { title: "Stream" }, body: body() }),
).text();
expect(html).toContain('');
});
test("renders rich script metadata and deduplicates by source", () => {
const html = renderDocument({
meta: { title: "Runtime" },
body: '',
scripts: [
{
src: "/__wrnexus/assets/captcha.abc.js",
type: "classic",
defer: true,
integrity: "sha256-test",
crossOrigin: "anonymous",
attributes: { "data-wrnexus-runtime-src": "captcha" },
},
{ src: "/__wrnexus/assets/captcha.abc.js", type: "classic" },
],
});
expect(html.match(/captcha\.abc\.js/g)).toHaveLength(1);
expect(html).toContain("defer");
expect(html).toContain('integrity="sha256-test"');
expect(html).toContain('crossorigin="anonymous"');
expect(html).toContain('data-wrnexus-runtime-src="captcha"');
expect(html).not.toContain('rel="modulepreload" href="/__wrnexus/assets/captcha.abc.js"');
});