// @vitest-environment node

import { describe, expect, it } from "vitest";

import { AibtcWalletAdapter } from "../packages/stackflow-agent/src/aibtc-adapter.js";

describe("AibtcWalletAdapter.sip018Sign", () => {

it("uses domain shape by default for modern MCP providers", async () => {

const calls: Array<{ name: string; args: any }> = [];

const adapter = new AibtcWalletAdapter({

invokeTool: async (name, args) => {

calls.push({ name, args });

return { signature: "abcd" };

},

});

const sig = await adapter.sip018Sign({

contract: "SP1ABC.stackflow-sbtc-0-6-0",

message: { hello: "world" },

});

expect(sig).toBe("abcd");

expect(calls).toHaveLength(1);

expect(calls[0].name).toBe("sip018_sign");

expect(calls[0].args.domain).toEqual({

name: "stackflow-sbtc-0-6-0",

version: "0.6.0",

});

expect(calls[0].args.contract).toBeUndefined();

});

it("falls back to legacy contract shape when domain shape is rejected", async () => {

const calls: Array<{ name: string; args: any }> = [];

const adapter = new AibtcWalletAdapter({

invokeTool: async (name, args) => {

calls.push({ name, args });

if (calls.length === 1) {

throw new Error("Invalid arguments: unknown field domain");

}

return { signature: "ef01" };

},

});

const sig = await adapter.sip018Sign({

contract: "SP126XFZQ3ZHYM6Q6KAQZMMJSDY91A8BTT6AD08RV.stackflow-sbtc-0-6-0",

message: { hello: "world" },

});

expect(sig).toBe("ef01");

expect(calls).toHaveLength(2);

expect(calls[0].args.domain).toEqual({

name: "stackflow-sbtc-0-6-0",

version: "0.6.0",

});

expect(calls[1].args.contract).toBe(

"SP126XFZQ3ZHYM6Q6KAQZMMJSDY91A8BTT6AD08RV.stackflow-sbtc-0-6-0",

);

});

});