663 lines
25 KiB
Python
663 lines
25 KiB
Python
"""
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Integration tests for hardware integration and router communication.
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Tests WiFi router communication, CSI data collection, and hardware management.
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"""
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import pytest
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import asyncio
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import numpy as np
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from datetime import datetime, timedelta
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from typing import Dict, Any, List, Optional
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from unittest.mock import AsyncMock, MagicMock, patch
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import json
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import socket
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class MockRouterInterface:
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"""Mock WiFi router interface for testing."""
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def __init__(self, router_id: str, ip_address: str = "192.168.1.1"):
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self.router_id = router_id
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self.ip_address = ip_address
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self.is_connected = False
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self.is_authenticated = False
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self.csi_streaming = False
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self.connection_attempts = 0
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self.last_heartbeat = None
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self.firmware_version = "1.2.3"
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self.capabilities = ["csi", "beamforming", "mimo"]
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async def connect(self) -> bool:
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"""Connect to the router."""
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self.connection_attempts += 1
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# Simulate connection failure for testing
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if self.connection_attempts == 1:
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return False
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await asyncio.sleep(0.1) # Simulate connection time
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self.is_connected = True
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return True
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async def authenticate(self, username: str, password: str) -> bool:
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"""Authenticate with the router."""
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if not self.is_connected:
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return False
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# Simulate authentication
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if username == "admin" and password == "correct_password":
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self.is_authenticated = True
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return True
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return False
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async def start_csi_streaming(self, config: Dict[str, Any]) -> bool:
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"""Start CSI data streaming."""
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if not self.is_authenticated:
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return False
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# This should fail initially to test proper error handling
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return False
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async def stop_csi_streaming(self) -> bool:
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"""Stop CSI data streaming."""
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if self.csi_streaming:
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self.csi_streaming = False
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return True
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return False
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async def get_status(self) -> Dict[str, Any]:
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"""Get router status."""
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return {
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"router_id": self.router_id,
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"ip_address": self.ip_address,
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"is_connected": self.is_connected,
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"is_authenticated": self.is_authenticated,
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"csi_streaming": self.csi_streaming,
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"firmware_version": self.firmware_version,
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"uptime_seconds": 3600,
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"signal_strength": -45.2,
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"temperature": 42.5,
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"cpu_usage": 15.3
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}
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async def send_heartbeat(self) -> bool:
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"""Send heartbeat to router."""
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if not self.is_connected:
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return False
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self.last_heartbeat = datetime.utcnow()
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return True
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class TestRouterConnection:
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"""Test router connection functionality."""
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@pytest.fixture
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def router_interface(self):
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"""Create router interface for testing."""
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return MockRouterInterface("router_001", "192.168.1.100")
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@pytest.mark.asyncio
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async def test_router_connection_should_fail_initially(self, router_interface):
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"""Test router connection - should fail initially."""
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# First connection attempt should fail
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result = await router_interface.connect()
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# This will fail initially because we designed the mock to fail first attempt
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assert result is False
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assert router_interface.is_connected is False
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assert router_interface.connection_attempts == 1
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# Second attempt should succeed
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result = await router_interface.connect()
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assert result is True
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assert router_interface.is_connected is True
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@pytest.mark.asyncio
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async def test_router_authentication_should_fail_initially(self, router_interface):
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"""Test router authentication - should fail initially."""
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# Connect first
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await router_interface.connect()
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await router_interface.connect() # Second attempt succeeds
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# Test wrong credentials
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result = await router_interface.authenticate("admin", "wrong_password")
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# This will fail initially
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assert result is False
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assert router_interface.is_authenticated is False
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# Test correct credentials
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result = await router_interface.authenticate("admin", "correct_password")
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assert result is True
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assert router_interface.is_authenticated is True
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@pytest.mark.asyncio
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async def test_csi_streaming_start_should_fail_initially(self, router_interface):
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"""Test CSI streaming start - should fail initially."""
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# Setup connection and authentication
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await router_interface.connect()
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await router_interface.connect() # Second attempt succeeds
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await router_interface.authenticate("admin", "correct_password")
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# Try to start CSI streaming
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config = {
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"frequency": 5.8e9,
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"bandwidth": 80e6,
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"sample_rate": 1000,
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"antenna_config": "4x4_mimo"
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}
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result = await router_interface.start_csi_streaming(config)
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# This will fail initially because the mock is designed to return False
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assert result is False
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assert router_interface.csi_streaming is False
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@pytest.mark.asyncio
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async def test_router_status_retrieval_should_fail_initially(self, router_interface):
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"""Test router status retrieval - should fail initially."""
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status = await router_interface.get_status()
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# This will fail initially
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assert isinstance(status, dict)
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assert status["router_id"] == "router_001"
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assert status["ip_address"] == "192.168.1.100"
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assert "firmware_version" in status
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assert "uptime_seconds" in status
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assert "signal_strength" in status
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assert "temperature" in status
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assert "cpu_usage" in status
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@pytest.mark.asyncio
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async def test_heartbeat_mechanism_should_fail_initially(self, router_interface):
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"""Test heartbeat mechanism - should fail initially."""
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# Heartbeat without connection should fail
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result = await router_interface.send_heartbeat()
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# This will fail initially
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assert result is False
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assert router_interface.last_heartbeat is None
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# Connect and try heartbeat
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await router_interface.connect()
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await router_interface.connect() # Second attempt succeeds
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result = await router_interface.send_heartbeat()
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assert result is True
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assert router_interface.last_heartbeat is not None
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class TestMultiRouterManagement:
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"""Test management of multiple routers."""
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@pytest.fixture
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def router_manager(self):
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"""Create router manager for testing."""
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class RouterManager:
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def __init__(self):
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self.routers = {}
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self.active_connections = 0
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async def add_router(self, router_id: str, ip_address: str) -> bool:
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"""Add a router to management."""
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if router_id in self.routers:
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return False
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router = MockRouterInterface(router_id, ip_address)
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self.routers[router_id] = router
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return True
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async def connect_router(self, router_id: str) -> bool:
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"""Connect to a specific router."""
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if router_id not in self.routers:
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return False
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router = self.routers[router_id]
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# Try connecting twice (mock fails first time)
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success = await router.connect()
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if not success:
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success = await router.connect()
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if success:
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self.active_connections += 1
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return success
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async def authenticate_router(self, router_id: str, username: str, password: str) -> bool:
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"""Authenticate with a router."""
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if router_id not in self.routers:
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return False
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router = self.routers[router_id]
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return await router.authenticate(username, password)
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async def get_all_status(self) -> Dict[str, Dict[str, Any]]:
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"""Get status of all routers."""
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status = {}
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for router_id, router in self.routers.items():
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status[router_id] = await router.get_status()
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return status
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async def start_all_csi_streaming(self, config: Dict[str, Any]) -> Dict[str, bool]:
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"""Start CSI streaming on all authenticated routers."""
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results = {}
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for router_id, router in self.routers.items():
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if router.is_authenticated:
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results[router_id] = await router.start_csi_streaming(config)
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else:
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results[router_id] = False
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return results
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return RouterManager()
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@pytest.mark.asyncio
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async def test_multiple_router_addition_should_fail_initially(self, router_manager):
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"""Test adding multiple routers - should fail initially."""
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# Add first router
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result1 = await router_manager.add_router("router_001", "192.168.1.100")
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# This will fail initially
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assert result1 is True
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assert "router_001" in router_manager.routers
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# Add second router
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result2 = await router_manager.add_router("router_002", "192.168.1.101")
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assert result2 is True
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assert "router_002" in router_manager.routers
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# Try to add duplicate router
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result3 = await router_manager.add_router("router_001", "192.168.1.102")
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assert result3 is False
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assert len(router_manager.routers) == 2
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@pytest.mark.asyncio
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async def test_concurrent_router_connections_should_fail_initially(self, router_manager):
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"""Test concurrent router connections - should fail initially."""
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# Add multiple routers
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await router_manager.add_router("router_001", "192.168.1.100")
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await router_manager.add_router("router_002", "192.168.1.101")
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await router_manager.add_router("router_003", "192.168.1.102")
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# Connect to all routers concurrently
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connection_tasks = [
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router_manager.connect_router("router_001"),
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router_manager.connect_router("router_002"),
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router_manager.connect_router("router_003")
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]
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results = await asyncio.gather(*connection_tasks)
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# This will fail initially
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assert len(results) == 3
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assert all(results) # All connections should succeed
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assert router_manager.active_connections == 3
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@pytest.mark.asyncio
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async def test_router_status_aggregation_should_fail_initially(self, router_manager):
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"""Test router status aggregation - should fail initially."""
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# Add and connect routers
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await router_manager.add_router("router_001", "192.168.1.100")
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await router_manager.add_router("router_002", "192.168.1.101")
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await router_manager.connect_router("router_001")
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await router_manager.connect_router("router_002")
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# Get all status
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all_status = await router_manager.get_all_status()
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# This will fail initially
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assert isinstance(all_status, dict)
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assert len(all_status) == 2
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assert "router_001" in all_status
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assert "router_002" in all_status
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# Verify status structure
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for router_id, status in all_status.items():
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assert "router_id" in status
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assert "ip_address" in status
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assert "is_connected" in status
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assert status["is_connected"] is True
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class TestCSIDataCollection:
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"""Test CSI data collection from routers."""
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@pytest.fixture
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def csi_collector(self):
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"""Create CSI data collector."""
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class CSICollector:
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def __init__(self):
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self.collected_data = []
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self.is_collecting = False
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self.collection_rate = 0
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async def start_collection(self, router_interfaces: List[MockRouterInterface]) -> bool:
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"""Start CSI data collection."""
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# This should fail initially
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return False
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async def stop_collection(self) -> bool:
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"""Stop CSI data collection."""
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if self.is_collecting:
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self.is_collecting = False
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return True
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return False
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async def collect_frame(self, router_interface: MockRouterInterface) -> Optional[Dict[str, Any]]:
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"""Collect a single CSI frame."""
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if not router_interface.csi_streaming:
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return None
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# Simulate CSI data
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return {
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"timestamp": datetime.utcnow().isoformat(),
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"router_id": router_interface.router_id,
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"amplitude": np.random.rand(64, 32).tolist(),
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"phase": np.random.rand(64, 32).tolist(),
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"frequency": 5.8e9,
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"bandwidth": 80e6,
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"antenna_count": 4,
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"subcarrier_count": 64,
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"signal_quality": np.random.uniform(0.7, 0.95)
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}
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def get_collection_stats(self) -> Dict[str, Any]:
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"""Get collection statistics."""
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return {
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"total_frames": len(self.collected_data),
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"collection_rate": self.collection_rate,
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"is_collecting": self.is_collecting,
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"last_collection": self.collected_data[-1]["timestamp"] if self.collected_data else None
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}
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return CSICollector()
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@pytest.mark.asyncio
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async def test_csi_collection_start_should_fail_initially(self, csi_collector):
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"""Test CSI collection start - should fail initially."""
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router_interfaces = [
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MockRouterInterface("router_001", "192.168.1.100"),
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MockRouterInterface("router_002", "192.168.1.101")
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]
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result = await csi_collector.start_collection(router_interfaces)
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# This will fail initially because the collector is designed to return False
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assert result is False
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assert csi_collector.is_collecting is False
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@pytest.mark.asyncio
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async def test_single_frame_collection_should_fail_initially(self, csi_collector):
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"""Test single frame collection - should fail initially."""
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router = MockRouterInterface("router_001", "192.168.1.100")
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# Without CSI streaming enabled
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frame = await csi_collector.collect_frame(router)
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# This will fail initially
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assert frame is None
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# Enable CSI streaming (manually for testing)
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router.csi_streaming = True
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frame = await csi_collector.collect_frame(router)
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assert frame is not None
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assert "timestamp" in frame
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assert "router_id" in frame
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assert "amplitude" in frame
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assert "phase" in frame
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assert frame["router_id"] == "router_001"
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@pytest.mark.asyncio
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async def test_collection_statistics_should_fail_initially(self, csi_collector):
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"""Test collection statistics - should fail initially."""
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stats = csi_collector.get_collection_stats()
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# This will fail initially
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assert isinstance(stats, dict)
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assert "total_frames" in stats
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assert "collection_rate" in stats
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assert "is_collecting" in stats
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assert "last_collection" in stats
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assert stats["total_frames"] == 0
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assert stats["is_collecting"] is False
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assert stats["last_collection"] is None
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class TestHardwareErrorHandling:
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"""Test hardware error handling scenarios."""
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@pytest.fixture
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def unreliable_router(self):
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"""Create unreliable router for error testing."""
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class UnreliableRouter(MockRouterInterface):
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def __init__(self, router_id: str, ip_address: str = "192.168.1.1"):
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super().__init__(router_id, ip_address)
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self.failure_rate = 0.3 # 30% failure rate
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self.connection_drops = 0
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async def connect(self) -> bool:
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"""Unreliable connection."""
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if np.random.random() < self.failure_rate:
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return False
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return await super().connect()
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async def send_heartbeat(self) -> bool:
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"""Unreliable heartbeat."""
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if np.random.random() < self.failure_rate:
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self.is_connected = False
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self.connection_drops += 1
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return False
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return await super().send_heartbeat()
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async def start_csi_streaming(self, config: Dict[str, Any]) -> bool:
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"""Unreliable CSI streaming."""
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if np.random.random() < self.failure_rate:
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return False
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# Still return False for initial test failure
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return False
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return UnreliableRouter("unreliable_router", "192.168.1.200")
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@pytest.mark.asyncio
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async def test_connection_retry_mechanism_should_fail_initially(self, unreliable_router):
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"""Test connection retry mechanism - should fail initially."""
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max_retries = 5
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success = False
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for attempt in range(max_retries):
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result = await unreliable_router.connect()
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if result:
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success = True
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break
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# Wait before retry
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await asyncio.sleep(0.1)
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# This will fail initially due to randomness, but should eventually pass
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# The test demonstrates the need for retry logic
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assert success or unreliable_router.connection_attempts >= max_retries
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@pytest.mark.asyncio
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async def test_connection_drop_detection_should_fail_initially(self, unreliable_router):
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"""Test connection drop detection - should fail initially."""
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# Establish connection
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await unreliable_router.connect()
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await unreliable_router.connect() # Ensure connection
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initial_drops = unreliable_router.connection_drops
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# Send multiple heartbeats to trigger potential drops
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for _ in range(10):
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await unreliable_router.send_heartbeat()
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await asyncio.sleep(0.01)
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# This will fail initially
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# Should detect connection drops
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final_drops = unreliable_router.connection_drops
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assert final_drops >= initial_drops # May have detected drops
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@pytest.mark.asyncio
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async def test_hardware_timeout_handling_should_fail_initially(self):
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"""Test hardware timeout handling - should fail initially."""
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async def slow_operation():
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"""Simulate slow hardware operation."""
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await asyncio.sleep(2.0) # 2 second delay
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return "success"
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# Test with timeout
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try:
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result = await asyncio.wait_for(slow_operation(), timeout=1.0)
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# This should not be reached
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assert False, "Operation should have timed out"
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except asyncio.TimeoutError:
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# This will fail initially because we expect timeout handling
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assert True # Timeout was properly handled
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@pytest.mark.asyncio
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async def test_network_error_simulation_should_fail_initially(self):
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"""Test network error simulation - should fail initially."""
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class NetworkErrorRouter(MockRouterInterface):
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async def connect(self) -> bool:
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"""Simulate network error."""
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raise ConnectionError("Network unreachable")
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router = NetworkErrorRouter("error_router", "192.168.1.999")
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# This will fail initially
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with pytest.raises(ConnectionError, match="Network unreachable"):
|
|
await router.connect()
|
|
|
|
|
|
class TestHardwareConfiguration:
|
|
"""Test hardware configuration management."""
|
|
|
|
@pytest.fixture
|
|
def config_manager(self):
|
|
"""Create configuration manager."""
|
|
class ConfigManager:
|
|
def __init__(self):
|
|
self.default_config = {
|
|
"frequency": 5.8e9,
|
|
"bandwidth": 80e6,
|
|
"sample_rate": 1000,
|
|
"antenna_config": "4x4_mimo",
|
|
"power_level": 20,
|
|
"channel": 36
|
|
}
|
|
self.router_configs = {}
|
|
|
|
def get_router_config(self, router_id: str) -> Dict[str, Any]:
|
|
"""Get configuration for a specific router."""
|
|
return self.router_configs.get(router_id, self.default_config.copy())
|
|
|
|
def set_router_config(self, router_id: str, config: Dict[str, Any]) -> bool:
|
|
"""Set configuration for a specific router."""
|
|
# Validate configuration
|
|
required_fields = ["frequency", "bandwidth", "sample_rate"]
|
|
if not all(field in config for field in required_fields):
|
|
return False
|
|
|
|
self.router_configs[router_id] = config
|
|
return True
|
|
|
|
def validate_config(self, config: Dict[str, Any]) -> Dict[str, Any]:
|
|
"""Validate router configuration."""
|
|
errors = []
|
|
|
|
# Frequency validation
|
|
if "frequency" in config:
|
|
freq = config["frequency"]
|
|
if not (2.4e9 <= freq <= 6e9):
|
|
errors.append("Frequency must be between 2.4GHz and 6GHz")
|
|
|
|
# Bandwidth validation
|
|
if "bandwidth" in config:
|
|
bw = config["bandwidth"]
|
|
if bw not in [20e6, 40e6, 80e6, 160e6]:
|
|
errors.append("Bandwidth must be 20, 40, 80, or 160 MHz")
|
|
|
|
# Sample rate validation
|
|
if "sample_rate" in config:
|
|
sr = config["sample_rate"]
|
|
if not (100 <= sr <= 10000):
|
|
errors.append("Sample rate must be between 100 and 10000 Hz")
|
|
|
|
return {
|
|
"valid": len(errors) == 0,
|
|
"errors": errors
|
|
}
|
|
|
|
return ConfigManager()
|
|
|
|
def test_default_configuration_should_fail_initially(self, config_manager):
|
|
"""Test default configuration retrieval - should fail initially."""
|
|
config = config_manager.get_router_config("new_router")
|
|
|
|
# This will fail initially
|
|
assert isinstance(config, dict)
|
|
assert "frequency" in config
|
|
assert "bandwidth" in config
|
|
assert "sample_rate" in config
|
|
assert "antenna_config" in config
|
|
assert config["frequency"] == 5.8e9
|
|
assert config["bandwidth"] == 80e6
|
|
|
|
def test_configuration_validation_should_fail_initially(self, config_manager):
|
|
"""Test configuration validation - should fail initially."""
|
|
# Valid configuration
|
|
valid_config = {
|
|
"frequency": 5.8e9,
|
|
"bandwidth": 80e6,
|
|
"sample_rate": 1000
|
|
}
|
|
|
|
result = config_manager.validate_config(valid_config)
|
|
|
|
# This will fail initially
|
|
assert result["valid"] is True
|
|
assert len(result["errors"]) == 0
|
|
|
|
# Invalid configuration
|
|
invalid_config = {
|
|
"frequency": 10e9, # Too high
|
|
"bandwidth": 100e6, # Invalid
|
|
"sample_rate": 50 # Too low
|
|
}
|
|
|
|
result = config_manager.validate_config(invalid_config)
|
|
assert result["valid"] is False
|
|
assert len(result["errors"]) == 3
|
|
|
|
def test_router_specific_configuration_should_fail_initially(self, config_manager):
|
|
"""Test router-specific configuration - should fail initially."""
|
|
router_id = "router_001"
|
|
custom_config = {
|
|
"frequency": 2.4e9,
|
|
"bandwidth": 40e6,
|
|
"sample_rate": 500,
|
|
"antenna_config": "2x2_mimo"
|
|
}
|
|
|
|
# Set custom configuration
|
|
result = config_manager.set_router_config(router_id, custom_config)
|
|
|
|
# This will fail initially
|
|
assert result is True
|
|
|
|
# Retrieve custom configuration
|
|
retrieved_config = config_manager.get_router_config(router_id)
|
|
assert retrieved_config["frequency"] == 2.4e9
|
|
assert retrieved_config["bandwidth"] == 40e6
|
|
assert retrieved_config["antenna_config"] == "2x2_mimo"
|
|
|
|
# Test invalid configuration
|
|
invalid_config = {"frequency": 5.8e9} # Missing required fields
|
|
result = config_manager.set_router_config(router_id, invalid_config)
|
|
assert result is False |