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import assert from "node:assert";
import path from "node:path";
import { describe, it } from "node:test";
import { Eta } from "eta";
import { createApp } from "./app.ts";
// The routes exercised here redirect without scraping, so no network is needed.
const eta = new Eta({ views: path.join(import.meta.dirname, "..", "views") });
const app = createApp(eta);
describe("branch picker", () => {
const repo = { owner: "actions", name: "deploy-pages" };
const refs = [{ name: "main", isDefault: true }, { name: "v4" }];
it("should keep the current view and path", () => {
const blob = eta.render("_refs.eta", {
repo,
refs,
type: "branches",
view: "blob",
path: "src/main.ts",
});
const tree = eta.render("_refs.eta", {
repo,
refs,
type: "branches",
view: "tree",
path: "src",
});
assert.match(blob, /href="\/actions\/deploy-pages\/blob\/main\/src\/main.ts"/);
assert.match(blob, /href="\/actions\/deploy-pages\/blob\/v4\/src\/main.ts"/);
assert.match(tree, /href="\/actions\/deploy-pages\/tree\/v4\/src"/);
});
it("should link to the root tree without a path", () => {
const html = eta.render("_refs.eta", { repo, refs, type: "branches", view: "tree", path: "" });
assert.match(html, /href="\/actions\/deploy-pages\/tree\/main"/);
});
it("should not build ref links for views it does not serve", async () => {
const res = await app.request("http://cgithub.example/api/a/b/refs/branches/raw/README.md");
assert.strictEqual(res.status, 404);
});
it("should tell the refs endpoint where the picker was opened", () => {
const nav = { repo, branch: "main", path: "src" };
const blob = eta.render("_nav.eta", { ...nav, view: "blob", path: "src/main.ts" });
assert.match(blob, /data-view="blob" data-path="src\/main.ts"/);
assert.match(
eta.render("_nav.eta", { ...nav, view: "tree" }),
/data-view="tree" data-path="src"/,
);
assert.doesNotMatch(eta.render("_nav.eta", { ...nav, view: "tree", path: "" }), /data-path=/);
});
});
describe("sidebar fragment", () => {
const repo = { owner: "actions", name: "deploy-pages" };
const languages = [{ name: "JavaScript", percentage: 100, color: "#f1e05a" }];
const latestRelease = { tag: "v5.0.0", publishedAt: "2026-03-25T16:59:14Z" };
// The release replaces the empty element it names, beside the release count.
it("should render the latest release and the languages", () => {
const html = eta.render("_sidebar.eta", { repo, languages, latestRelease });
assert.match(html, /<span data-target="latest-release">\(<a href/);
assert.match(html, /href="\/actions\/deploy-pages\/releases\/tag\/v5.0.0"/);
assert.match(html, /<time class="timestamp" title="2026-03-25T16:59:14Z">2026-03-25<\/time>/);
assert.match(html, /<div class="languages box">/);
});
it("should name a spot the repo page holds open", () => {
const html = eta.render("repo.eta", {
repo,
branch: "main",
path: "/",
items: [],
info: { description: null, website: null, stars: null, forks: null, numReleases: 38 },
});
assert.match(html, /<span id="latest-release"><\/span>/);
});
it("should render nothing when the repository has neither", () => {
const html = eta.render("_sidebar.eta", { repo, languages: [], latestRelease: null });
assert.strictEqual(html.trim(), "");
});
});
describe("redirects to GitHub", () => {
// An HTTP redirect would be caught by the extension's declarativeNetRequest
// rules and bounced straight back here.
it("should redirect unknown paths with a meta refresh", async () => {
const res = await app.request("http://cgithub.example/a/b/c?x=1");
assert.strictEqual(res.status, 200);
assert.strictEqual(res.headers.get("location"), null);
assert.strictEqual(res.headers.get("Referrer-Policy"), "no-referrer");
const body = await res.text();
assert.match(
body,
/<meta http-equiv="refresh" content="1; url=https:\/\/github.com\/a\/b\/c\?x=1">/,
);
assert.doesNotMatch(body, /<script/);
});
it("should redirect unhandled search types", async () => {
const res = await app.request(
"http://cgithub.example/actions/deploy-pages/search?q=x&type=code",
);
assert.strictEqual(res.status, 200);
assert.match(
await res.text(),
/https:\/\/github.com\/actions\/deploy-pages\/search\?q=x&type=code/,
);
});
it("should redirect raw file requests to raw.githubusercontent.com", async () => {
const res = await app.request("http://cgithub.example/actions/deploy-pages/raw/main/README.md");
assert.strictEqual(res.status, 200);
assert.match(
await res.text(),
/url=https:\/\/raw.githubusercontent.com\/actions\/deploy-pages\/main\/README.md"/,
);
});
});
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