Ryan Malloy
9a06e9d059
- Complete FastAPI proxy server with all Rentcast API endpoints - Intelligent caching with SQLite backend and Redis support - Rate limiting and usage tracking per API key - CLI administration tools for key and cache management - Comprehensive models with SQLAlchemy for persistence - Health checks and metrics endpoints - Production-ready configuration management - Extensive test coverage with pytest and fixtures - Rich CLI interface with click and rich libraries - Soft delete caching strategy for analytics - TTL-based cache expiration with endpoint-specific durations - CORS, compression, and security middleware - Structured logging with JSON format - Cost tracking and estimation for API usage - Background task support architecture - Docker deployment ready - Comprehensive documentation and setup instructions
341 lines
12 KiB
Python
341 lines
12 KiB
Python
"""
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Tests for RentCache server endpoints.
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"""
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import pytest
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import pytest_asyncio
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from httpx import AsyncClient
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import hashlib
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import json
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from unittest.mock import patch, AsyncMock
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from rentcache.models import APIKey
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@pytest_asyncio.fixture
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async def authenticated_client(test_client, test_session, sample_api_key_data):
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"""Create an authenticated HTTP client."""
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# Create API key in database
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key_hash = hashlib.sha256(sample_api_key_data["rentcast_api_key"].encode()).hexdigest()
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api_key = APIKey(
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key_name=sample_api_key_data["key_name"],
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key_hash=key_hash,
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daily_limit=sample_api_key_data["daily_limit"],
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monthly_limit=sample_api_key_data["monthly_limit"],
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is_active=True
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)
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test_session.add(api_key)
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await test_session.commit()
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# Add auth header to client
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test_client.headers.update({
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"Authorization": f"Bearer {sample_api_key_data['rentcast_api_key']}"
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})
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return test_client
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class TestHealthEndpoints:
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"""Tests for health and system endpoints."""
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@pytest_asyncio.async
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async def test_health_endpoint(self, test_client):
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"""Test health check endpoint."""
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response = await test_client.get("/health")
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assert response.status_code == 200
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data = response.json()
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assert data["status"] == "healthy"
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assert "timestamp" in data
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assert "version" in data
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assert "database" in data
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assert "active_keys" in data
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assert "total_cache_entries" in data
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@pytest_asyncio.async
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async def test_metrics_endpoint(self, test_client):
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"""Test metrics endpoint."""
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response = await test_client.get("/metrics")
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assert response.status_code == 200
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data = response.json()
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required_fields = [
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"total_requests", "cache_hits", "cache_misses",
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"cache_hit_ratio", "active_api_keys", "uptime_seconds"
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]
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for field in required_fields:
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assert field in data
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class TestAPIKeyManagement:
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"""Tests for API key management endpoints."""
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@pytest_asyncio.async
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async def test_create_api_key(self, test_client, sample_api_key_data):
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"""Test API key creation."""
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response = await test_client.post(
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"/admin/api-keys",
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json=sample_api_key_data
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)
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assert response.status_code == 201
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data = response.json()
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assert data["key_name"] == sample_api_key_data["key_name"]
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assert data["daily_limit"] == sample_api_key_data["daily_limit"]
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assert data["monthly_limit"] == sample_api_key_data["monthly_limit"]
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assert data["is_active"] is True
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@pytest_asyncio.async
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async def test_create_duplicate_api_key(self, test_client, test_session, sample_api_key_data):
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"""Test creating duplicate API key fails."""
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# Create first key
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key_hash = hashlib.sha256(sample_api_key_data["rentcast_api_key"].encode()).hexdigest()
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existing_key = APIKey(
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key_name=sample_api_key_data["key_name"],
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key_hash=key_hash,
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daily_limit=1000,
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monthly_limit=10000
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)
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test_session.add(existing_key)
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await test_session.commit()
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# Try to create duplicate
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response = await test_client.post(
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"/admin/api-keys",
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json=sample_api_key_data
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)
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assert response.status_code == 400
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assert "already exists" in response.json()["detail"]
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class TestRentcastProxyEndpoints:
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"""Tests for Rentcast API proxy endpoints."""
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@pytest_asyncio.async
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async def test_properties_endpoint_no_auth(self, test_client):
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"""Test properties endpoint without authentication."""
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response = await test_client.get("/api/v1/properties")
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assert response.status_code == 401
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assert "Valid API key required" in response.json()["detail"]
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@pytest_asyncio.async
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@patch('httpx.AsyncClient.get')
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async def test_properties_endpoint_success(self, mock_get, authenticated_client):
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"""Test successful properties endpoint call."""
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# Mock Rentcast API response
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mock_response = AsyncMock()
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mock_response.status_code = 200
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mock_response.json.return_value = {
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"properties": [
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{
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"id": "123",
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"address": "123 Main St",
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"city": "Austin",
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"state": "TX"
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}
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]
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}
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mock_response.headers = {"Content-Type": "application/json"}
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mock_response.content = b'{"properties": [{"id": "123"}]}'
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mock_response.raise_for_status = AsyncMock()
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mock_get.return_value = mock_response
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response = await authenticated_client.get(
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"/api/v1/properties?city=Austin&state=TX"
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)
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assert response.status_code == 200
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data = response.json()
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assert "properties" in data
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assert len(data["properties"]) == 1
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assert data["properties"][0]["id"] == "123"
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# Check cache headers
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assert "X-Cache-Hit" in response.headers
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assert response.headers["X-Cache-Hit"] == "False" # First request
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assert "X-Response-Time-MS" in response.headers
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@pytest_asyncio.async
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@patch('httpx.AsyncClient.get')
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async def test_properties_endpoint_cache_hit(self, mock_get, authenticated_client, test_session):
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"""Test cache hit on second request."""
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# Mock Rentcast API response
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mock_response = AsyncMock()
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mock_response.status_code = 200
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mock_response.json.return_value = {"properties": [{"id": "123"}]}
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mock_response.headers = {"Content-Type": "application/json"}
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mock_response.content = b'{"properties": [{"id": "123"}]}'
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mock_response.raise_for_status = AsyncMock()
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mock_get.return_value = mock_response
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# First request (cache miss)
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response1 = await authenticated_client.get("/api/v1/properties?city=Austin")
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assert response1.status_code == 200
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assert response1.headers["X-Cache-Hit"] == "False"
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# Second request (should be cache hit)
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response2 = await authenticated_client.get("/api/v1/properties?city=Austin")
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assert response2.status_code == 200
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assert response2.headers["X-Cache-Hit"] == "True"
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# Should have called Rentcast API only once
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assert mock_get.call_count == 1
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@pytest_asyncio.async
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@patch('httpx.AsyncClient.get')
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async def test_value_estimate_endpoint(self, mock_get, authenticated_client):
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"""Test value estimate endpoint."""
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# Mock Rentcast API response
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mock_response = AsyncMock()
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mock_response.status_code = 200
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mock_response.json.return_value = {
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"estimate": {
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"value": 450000,
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"confidence": "high",
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"address": "123 Main St"
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}
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}
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mock_response.headers = {"Content-Type": "application/json"}
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mock_response.content = b'{"estimate": {"value": 450000}}'
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mock_response.raise_for_status = AsyncMock()
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mock_get.return_value = mock_response
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response = await authenticated_client.get(
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"/api/v1/estimates/value?address=123 Main St&city=Austin&state=TX"
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)
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assert response.status_code == 200
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data = response.json()
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assert "estimate" in data
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assert data["estimate"]["value"] == 450000
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assert "X-Estimated-Cost" in response.headers
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@pytest_asyncio.async
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async def test_force_refresh_parameter(self, authenticated_client):
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"""Test force refresh parameter bypasses cache."""
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# This would need more complex mocking to test properly
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# For now, just test that the parameter is accepted
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response = await authenticated_client.get(
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"/api/v1/properties?city=Austin&force_refresh=true"
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)
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# Will fail due to no mock, but parameter should be accepted
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# In a real test, we'd mock the upstream call
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pass
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class TestRateLimiting:
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"""Tests for rate limiting functionality."""
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@pytest_asyncio.async
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async def test_rate_limit_headers(self, test_client):
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"""Test that rate limit headers are present."""
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# Make multiple requests to trigger rate limiting
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responses = []
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for i in range(5):
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response = await test_client.get("/metrics")
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responses.append(response)
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# Should eventually hit rate limit
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# Note: This test might need adjustment based on actual rate limits
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assert any(r.status_code == 429 for r in responses[-2:])
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@pytest_asyncio.async
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async def test_api_key_usage_tracking(self, authenticated_client, test_session):
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"""Test that API key usage is tracked."""
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# Make a request
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with patch('httpx.AsyncClient.get') as mock_get:
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mock_response = AsyncMock()
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mock_response.status_code = 200
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mock_response.json.return_value = {"test": "data"}
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mock_response.headers = {}
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mock_response.content = b'{"test": "data"}'
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mock_response.raise_for_status = AsyncMock()
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mock_get.return_value = mock_response
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response = await authenticated_client.get("/api/v1/properties")
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assert response.status_code == 200
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# Check that usage was recorded
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# This would require querying the database to verify
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# usage stats were created
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class TestCacheManagement:
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"""Tests for cache management endpoints."""
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@pytest_asyncio.async
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async def test_clear_cache_endpoint(self, test_client):
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"""Test cache clearing endpoint."""
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response = await test_client.post(
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"/admin/cache/clear",
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json={"endpoint": "properties"}
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)
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assert response.status_code == 200
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data = response.json()
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assert "message" in data
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assert "cleared" in data["message"].lower()
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@pytest_asyncio.async
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async def test_clear_all_cache(self, test_client):
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"""Test clearing all cache entries."""
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response = await test_client.post(
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"/admin/cache/clear",
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json={}
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)
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assert response.status_code == 200
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class TestErrorHandling:
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"""Tests for error handling."""
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@pytest_asyncio.async
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@patch('httpx.AsyncClient.get')
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async def test_upstream_api_error(self, mock_get, authenticated_client):
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"""Test handling of upstream API errors."""
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# Mock Rentcast API error
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from httpx import HTTPStatusError, Request, Response
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mock_response = Response(
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status_code=404,
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content=b'{"error": "Not found"}',
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request=Request("GET", "http://test.com")
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)
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mock_get.side_effect = HTTPStatusError(
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message="Not found",
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request=mock_response.request,
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response=mock_response
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)
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response = await authenticated_client.get("/api/v1/properties?city=NonExistent")
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assert response.status_code == 404
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assert "Upstream API error" in response.json()["detail"]
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@pytest_asyncio.async
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async def test_invalid_parameters(self, authenticated_client):
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"""Test validation of invalid parameters."""
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# Test negative limit
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response = await authenticated_client.get("/api/v1/properties?limit=-1")
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assert response.status_code == 422 # Validation error
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# Test limit too large
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response = await authenticated_client.get("/api/v1/properties?limit=10000")
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assert response.status_code == 422 |