nEngine/apps/editor/test/asset-images.test.ts

import { describe, expect, it } from "vitest";
import { assetDataUrls } from "../src/renderer/asset-images.js";
import type { EditorAssetInfo } from "../src/ipc.js";

describe("assetDataUrls", () => {
  it("keeps image assets with a dataUrl", () => {
    const assets: EditorAssetInfo[] = [
      { id: "grass-1", kind: "image", mime: "image/png", size: 100, dataUrl: "data:image/png;base64,AAA" },
      { id: "water-1", kind: "image", mime: "image/png", size: 200, dataUrl: "data:image/png;base64,BBB" },
    ];
    expect(assetDataUrls(assets)).toEqual({
      "grass-1": "data:image/png;base64,AAA",
      "water-1": "data:image/png;base64,BBB",
    });
  });

  it("skips audio and images without a dataUrl", () => {
    const assets: EditorAssetInfo[] = [
      { id: "bgm", kind: "audio", mime: "audio/ogg", size: 500 },
      { id: "broken", kind: "image", mime: "image/png", size: 100 },
    ];
    expect(assetDataUrls(assets)).toEqual({});
  });

  it("returns an empty record for no assets", () => {
    expect(assetDataUrls([])).toEqual({});
  });
});