Files
WRNexusJS/packages/ssr/test/ssr.test.ts
Clintchiz 586a6db8ff
Quality / quality (ubuntu-latest) (push) Failing after 21s
Quality / quality (windows-latest) (push) Canceled after 0s
release: WRNexusJS 0.8.0
2026-08-02 23:18:51 +05:30

173 lines
7.0 KiB
TypeScript

import { expect, test } from "bun:test";
import { renderDocument, renderDocumentStream, renderStoreHydration } from "../src/index.ts";
import type { StoreContainer } from "@wrnexus/store";
test("store hydration is HTML-safe, bounded, redacted, and JSON-compatible", () => {
const container = {
serialize: () => ({
ProfileStore: {
display: "</script><script>alert(1)</script>",
accessToken: "never-render-this",
},
}),
} as unknown as StoreContainer;
const html = renderStoreHydration(container, 'safe" onload="bad');
expect(html).not.toContain("</script><script>");
expect(html).not.toContain("never-render-this");
expect(html).toContain('nonce="safe&quot; onload=&quot;bad"');
const payload = html.match(/>(.*)<\/script>$/)?.[1];
expect(JSON.parse(payload!)).toEqual({
ProfileStore: { display: "</script><script>alert(1)</script>", accessToken: "[REDACTED]" },
});
const oversized = {
serialize: () => ({ value: "x".repeat(300_000) }),
} as unknown as StoreContainer;
expect(() => renderStoreHydration(oversized)).toThrow("exceeds 262144 bytes");
});
test("escapes metadata and script URLs while preserving trusted rendered body", () => {
const html = renderDocument({
meta: { title: '</title><script>alert("x")</script>', description: '" onload="x' },
body: "<main>trusted</main>",
scripts: ['"><script>alert(1)</script>'],
});
expect(html).not.toContain('</title><script>alert("x")</script>');
expect(html).toContain("&lt;/title&gt;");
expect(html).toContain("<main>trusted</main>");
expect(html).not.toContain("<script>alert(1)</script>");
});
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('<html lang="en">');
const explicit = renderDocument({
meta: {},
body: "",
htmlAttrs: ' data-theme="dark" lang="fr"',
});
expect(explicit).toContain('<html data-theme="dark" lang="fr">');
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:
'<html data-ui-font="system"><head><meta name="custom" content="yes" /></head><body><div id="app">Page</div></body></html>',
});
expect(html).toStartWith("<!doctype html>");
expect(html).toContain('<html data-ui-font="system" data-theme="dark" lang="en">');
expect(html).toContain("<title>Document layout</title>");
expect(html).toContain('<meta name="custom" content="yes" />');
expect(html).toContain('<script type="module" src="/page.js"></script>');
expect(html.match(/<html/g)).toHaveLength(1);
expect(html.match(/<body/g)).toHaveLength(1);
});
test("streams async body chunks inside the document shell", async () => {
async function* body() {
yield "<h1>Shell</h1>";
yield "<p>Later</p>";
}
const html = await new Response(
renderDocumentStream({ meta: { title: "Stream" }, body: body() }),
).text();
expect(html).toContain('<div id="app"><h1>Shell</h1><p>Later</p></div>');
});
test("renders rich script metadata and deduplicates by source", () => {
const html = renderDocument({
meta: { title: "Runtime" },
body: '<main data-wrnexus-runtime="captcha"></main>',
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"');
});
test("promotes WRN style blocks into head after global CSS with CSP nonce", () => {
const html = renderDocument({
meta: { title: "Styled" },
extraHead: '<link rel="stylesheet" href="/global.css" />',
styleNonce: "nonce-123",
body:
'<style data-wrnexus-style="Card" data-wrnexus-style-id="card" data-wrnexus-style-kind="component">.shared{color:blue}</style>' +
'<style data-wrnexus-style="Page" data-wrnexus-style-id="page" data-wrnexus-style-kind="page">.shared{color:red}</style>' +
'<style data-wrnexus-style="Layout" data-wrnexus-style-id="layout" data-wrnexus-style-kind="layout">.shared{color:green}</style>' +
'<main class="shared">Styled</main>',
});
expect(html).not.toContain('<div id="app"><style');
expect(html).toContain('<main class="shared">Styled</main>');
expect(html.match(/data-wrnexus-style-id=/g)).toHaveLength(3);
expect(html.match(/nonce="nonce-123"/g)).toHaveLength(3);
const globalIndex = html.indexOf("/global.css");
const layoutIndex = html.indexOf('data-wrnexus-style-id="layout"');
const pageIndex = html.indexOf('data-wrnexus-style-id="page"');
const componentIndex = html.indexOf('data-wrnexus-style-id="card"');
expect(globalIndex).toBeLessThan(layoutIndex);
expect(layoutIndex).toBeLessThan(pageIndex);
expect(pageIndex).toBeLessThan(componentIndex);
});
test("deduplicates repeated component style blocks", () => {
const style =
'<style data-wrnexus-style="Card" data-wrnexus-style-id="card" data-wrnexus-style-kind="component">.card{display:grid}</style>';
const html = renderDocument({
meta: { title: "Repeated" },
body: `${style}<article>One</article>${style}<article>Two</article>`,
});
expect(html.match(/data-wrnexus-style-id="card"/g)).toHaveLength(1);
expect(html).toContain("<article>One</article><article>Two</article>");
});
test("places document-layout WRN styles at the end of head", () => {
const html = renderDocument({
meta: { title: "Document styles" },
styleNonce: "document-nonce",
body: "",
documentTemplate:
'<html><head><link rel="stylesheet" href="/document-global.css" /></head><body>' +
'<style data-wrnexus-style="Document" data-wrnexus-style-id="document-layout" data-wrnexus-style-kind="layout">.shell{display:block}</style>' +
'<div id="app" class="shell">Page</div></body></html>',
});
const globalIndex = html.indexOf("/document-global.css");
const styleIndex = html.indexOf('data-wrnexus-style-id="document-layout"');
const headEnd = html.indexOf("</head>");
expect(globalIndex).toBeLessThan(styleIndex);
expect(styleIndex).toBeLessThan(headEnd);
expect(html).not.toContain("<body><style");
});