from unittest.mock import patch

import pytest
from fastapi.testclient import TestClient
from httpx import AsyncClient


@pytest.mark.asyncio
async def test_root_endpoint(async_client: AsyncClient) -> None:
    """Test the root endpoint returns expected information."""
    # Mock the environment variables for this specific test
    env_vars = {
        "NAME": "TestRoutstrNode",
        "DESCRIPTION": "Test Node",
        "NPUB": "npub1test",
        "MINT": "https://test.mint.com",
        "HTTP_URL": "http://test.example.com",
        "ONION_URL": "http://test.onion",
    }

    with patch.dict("os.environ", env_vars, clear=False):
        response = await async_client.get("/")

        assert response.status_code == 200
        data = response.json()

        # The app reads from env vars during import, so check what we actually get
        assert "name" in data
        assert "description" in data
        assert "npub" in data
        assert "mint" in data
        assert "http_url" in data
        assert "onion_url" in data


@pytest.mark.asyncio
async def test_cors_headers(async_client: AsyncClient) -> None:
    """Test that CORS headers are properly set."""
    response = await async_client.options(
        "/",
        headers={
            "Origin": "http://localhost:3000",
            "Access-Control-Request-Method": "GET",
        },
    )

    assert response.status_code == 200
    # Check that CORS is working (might be * or specific origin)
    assert "access-control-allow-origin" in response.headers
    assert "GET" in response.headers["access-control-allow-methods"]


@pytest.mark.asyncio
async def test_startup_event_initializes_properly(test_client: TestClient) -> None:
    """Test that the startup event runs without errors."""
    # The test_client fixture already triggers the startup event
    # This test ensures no exceptions are raised during startup
    response = test_client.get("/")
    assert response.status_code == 200