import { getQuickJS } from "quickjs-emscripten";
import { expect, test, vi } from "vitest";

import { ContextEx, wrapContext } from "./contextex";

test("wrapContext", async () => {
  const ctx = (await getQuickJS()).newContext();
  const c = wrapContext(ctx);
  c.disposeEx?.();
  ctx.dispose();
});

test("ContextEx", async () => {
  try {
    const ctx = (await getQuickJS()).newContext();
    const spy = vi.spyOn(ctx, "newFunction");
    const ctxex = new ContextEx(ctx);

    const handle = ctxex.newFunction("", function (handle) {
      expect(ctx.getString(this)).toBe("this");
      expect(ctx.getNumber(handle)).toBe(100);
      return ctx.newString("result");
    });

    for (let i = 0; i < 10000; i++) {
      const res = ctx.unwrapResult(
        ctx.callFunction(handle, ctx.newString("this"), ctx.newNumber(100)),
      );
      expect(ctx.getString(res)).toBe("result");
      res.dispose();
    }
    expect(spy).toBeCalledTimes(1);

    handle.dispose();
    ctxex.disposeEx();
    ctx.dispose();
  } catch (err) {
    // prevent freezing node when printing QuickJSContext
    delete (err as any).context;
    console.error(err);
    throw err;
  }
});