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

const basicBlend = path.resolve(import.meta.dirname, "../../../tests/files/web/basic_scene.blend");

test("keeps Main edit and save-reopen available during a Chromium network interruption", async ({ context, page }) => {
  await page.goto("/");
  await expect(page.getByTestId("engine-status")).toContainText("Engine: ready", { timeout: 20_000 });
  await page.setInputFiles("[data-testid=blend-file-input]", basicBlend);
  await expect(page.getByTestId("scene-stats")).toContainText("Objects 3");

  await context.setOffline(true);
  try {
    await page.getByRole("button", { name: "添加立方体" }).click();
    await expect(page.getByTestId("engine-status")).toContainText("SceneIR r2 (4 objects)");
    const downloadPromise = page.waitForEvent("download");
    await page.getByRole("button", { name: "保存项目" }).click();
    const download = await downloadPromise;
    expect(download.suggestedFilename()).toBe("blender-web.blend");
    const savedPath = await download.path();
    expect(savedPath).not.toBeNull();
    await page.setInputFiles("[data-testid=blend-file-input]", savedPath!);
    await expect(page.getByTestId("engine-status")).toContainText("SceneIR r3 (4 objects)");
    await expect(page.getByTestId("scene-stats")).toContainText("Objects 4");
  }
  finally {
    await context.setOffline(false);
  }
});