import pytest

from src.trader_mcp.server import app

# Ensure src is a valid package import target in all runners.


@pytest.fixture
def client():
    try:
        from fastapi.testclient import TestClient
    except Exception as e:  # pragma: no cover
        pytest.skip(f"TestClient not available: {e}")
    return TestClient(app)


def test_root(client):
    r = client.get("/")
    assert r.status_code == 200
    assert r.json().get("status") == "ok"


def test_health(client):
    r = client.get("/health")
    assert r.status_code == 200
    assert r.json().get("status") == "ok"


def test_exec_list_accounts_returns_non_empty_json():
    # Prove we can fetch accounts from exec-mcp.
    from src.trader_mcp.exec_client import list_accounts

    accounts = list_accounts()
    assert isinstance(accounts, list)
    assert len(accounts) > 0
    # Spot-check expected fields.
    first = accounts[0]
    assert isinstance(first, dict)
    assert "id" in first