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

test("preloads completed WASM and loads the debug module independently", async ({ page }) => {
  await page.goto("/");
  const result = await page.evaluate(async () => {
    const { WebEngineClient } = await import("/src/engine-client/WebEngineClient.ts");
    const client = new WebEngineClient({ timeoutMs: 60_000 });
    try {
      await client.init();
      const before = await client.snapshot();
      const pending = before.status;
      const loaded = await client.loadDebugWasmModule("debug-incremental");
      const splitLoaded = await client.loadDebugWasmModule("debug-incremental-secondary");
      return {
        pending,
        loaded,
        debug: splitLoaded.find((module) => module.id === "debug-incremental"),
        secondary: splitLoaded.find((module) => module.id === "debug-incremental-secondary"),
        completed: splitLoaded.filter((module) => module.lifecycle === "complete"),
      };
    }
    finally { await client.shutdown(); }
  });
  expect(result.pending.ready).toBe(true);
  expect(result.completed.length).toBeGreaterThan(0);
  expect(result.completed.every((module) => module.status === "loaded")).toBe(true);
  expect(result.debug?.status).toBe("loaded");
  expect(result.debug?.lifecycle).toBe("debug");
  expect(result.debug?.byteLength).toBeGreaterThan(0);
  expect(result.secondary?.status).toBe("loaded");
  expect(result.secondary?.byteLength).toBeGreaterThan(0);
});