import { describe, expect, it } from "vitest"; import { renderQrPngBase64 } from "./qr-image.js"; describe("renderQrPngBase64", () => { it("renders a PNG data payload", async () => { const b64 = await renderQrPngBase64("clawdis"); const buf = Buffer.from(b64, "base64"); expect(buf.subarray(0, 8).toString("hex")).toBe("89504e470d0a1a0a"); }); });