import { test, expect } from "@playwright/test";

// Fatal = the module graph failed to load (bad import URL, syntax error,
// missing global). We tolerate runtime warnings the host shell may emit
// before sign-in, but not these.
const FATAL = /(SyntaxError|ReferenceError|is not defined|Failed to fetch dynamically imported module|Unexpected token)/;

test("standalone page loads the module graph (host shell mounts, no fatal errors)", async ({ page }) => {
    const fatals = [];
    page.on("pageerror", (e) => { if (FATAL.test(String(e))) fatals.push(String(e)); });
    page.on("console", (m) => { if (m.type() === "error" && FATAL.test(m.text())) fatals.push(m.text()); });

    await page.goto("/");

    // mountHost() renders the host shell (sign-in / picker) into #root.
    // We only assert the module graph executed far enough to populate it.
    await expect.poll(
        async () => page.locator("#root").evaluate((n) => n.childElementCount),
        { timeout: 30_000 },
    ).toBeGreaterThan(0);

    expect(fatals, `fatal load errors:\n${fatals.join("\n")}`).toEqual([]);
});

test("embedded boot path imports cleanly (no module-load error)", async ({ page }) => {
    const fatals = [];
    page.on("pageerror", (e) => { if (FATAL.test(String(e))) fatals.push(String(e)); });

    // ?embedded=1 runs bootEmbed(): connectToHost() will not complete without
    // a host, but importing it + our whole module graph must not throw.
    await page.goto("/?embedded=1");
    await page.waitForTimeout(4000);
    expect(fatals, `fatal load errors:\n${fatals.join("\n")}`).toEqual([]);
});