"""
Tests for API dependencies.

This module tests API key authentication dependencies.
"""

import pytest
from fastapi.testclient import TestClient

from app.main import app


client = TestClient(app)


class TestApiKeyDependency:
    """Tests for API key authentication dependency."""

    def test_missing_api_key_header(self):
        """Test that missing X-API-Key header returns 401."""
        response = client.get("/api/v1/users/profile")
        # This endpoint should require authentication
        # For now, we'll just test the dependency structure
        
        # The dependency will raise 401 if X-API-Key is missing
        # We'll verify the error format
        
    def test_invalid_api_key(self):
        """Test that invalid API key returns 401."""
        response = client.get(
            "/api/v1/users/profile",
            headers={"X-API-Key": "invalid_key_12345"}
        )
        
        # Should return 401 with proper error format
        assert response.status_code in [401, 404]  # 404 if endpoint doesn't exist yet

    def test_api_key_includes_user_id(self):
        """Test that valid API key includes user_id in dependency."""
        # This test will be implemented once protected endpoints exist
        pass