integration-test.ts•11.9 kB
/**
* Integration Test Suite
* Validates system stability and performance under various load conditions
*/
import { EventEmitter } from 'events';
interface IntegrationTestResult {
name: string;
passed: boolean;
duration: number;
metrics: Record<string, any>;
errors: string[];
}
class IntegrationTestSuite {
private results: IntegrationTestResult[] = [];
private isRunning = true;
/**
* Test 1: 24-Hour Stability Test
* Simulates long-running server with periodic activity
*/
async testStability24Hour(): Promise<void> {
console.log('\n🔄 Integration Test 1: 24-Hour Stability Simulation');
console.log('─'.repeat(60));
const startTime = Date.now();
const testDuration = 30000; // 30 seconds simulating 24 hours
const scaleFactor = 1440 * 60 / 30; // Compress 24h into 30s
let iterationCount = 0;
let errorCount = 0;
let memoryPeaks: number[] = [];
console.log('Starting stability test (30s simulated 24 hours)...');
const memInitial = process.memoryUsage().heapUsed;
while (Date.now() - startTime < testDuration) {
iterationCount++;
try {
// Simulate various operations
const cache = new Map();
for (let i = 0; i < 100; i++) {
cache.set(`key_${i}`, { data: Math.random() });
}
// Simulate WebSocket activity
const subscriptions = new Map();
for (let i = 0; i < 50; i++) {
subscriptions.set(i, () => {});
subscriptions.delete(i);
}
// Simulate SSE broadcasts
for (let i = 0; i < 100; i++) {
JSON.stringify({ event: 'state_changed', data: {} });
}
// Check memory periodically
if (iterationCount % 100 === 0) {
const currentMemory = process.memoryUsage().heapUsed;
memoryPeaks.push(currentMemory);
const delta = currentMemory - memInitial;
console.log(` Iteration ${iterationCount}: Memory delta = ${(delta / 1024 / 1024).toFixed(2)} MB`);
// Memory should not increase significantly (< 50MB growth)
if (Math.abs(delta) > 50 * 1024 * 1024) {
throw new Error(`Memory spike detected: ${(delta / 1024 / 1024).toFixed(2)} MB`);
}
}
} catch (error) {
errorCount++;
console.error(` Error at iteration ${iterationCount}:`, error);
}
}
const duration = Date.now() - startTime;
const memFinal = process.memoryUsage().heapUsed;
this.results.push({
name: 'Stability 24-Hour',
passed: errorCount === 0,
duration,
metrics: {
iterations: iterationCount,
errors: errorCount,
memoryDeltaMB: (memFinal - memInitial) / 1024 / 1024,
memoryPeakMB: Math.max(...memoryPeaks) / 1024 / 1024,
avgIterationTime: duration / iterationCount
},
errors: errorCount > 0 ? [`${errorCount} errors occurred during stability test`] : []
});
console.log(`✓ Test duration: ${duration}ms`);
console.log(`✓ Iterations: ${iterationCount}`);
console.log(`✓ Errors: ${errorCount}`);
console.log(`✓ Memory delta: ${((memFinal - memInitial) / 1024 / 1024).toFixed(2)} MB`);
}
/**
* Test 2: Load Test with 1000+ Clients
* Simulates multiple concurrent SSE connections
*/
async testLoadWith1000Clients(): Promise<void> {
console.log('\n🔄 Integration Test 2: Load Test with 1000+ Clients');
console.log('─'.repeat(60));
const NUM_CLIENTS = 1000;
const BROADCAST_COUNT = 1000;
const startTime = Date.now();
const clients = new Map<string, EventEmitter>();
let broadcastsSucceeded = 0;
let broadcastsFailed = 0;
console.log(`Creating ${NUM_CLIENTS} simulated SSE clients...`);
// Create clients
for (let i = 0; i < NUM_CLIENTS; i++) {
const clientId = `client_${i}`;
const client = new EventEmitter();
clients.set(clientId, client);
}
console.log(`Broadcasting ${BROADCAST_COUNT} messages to ${NUM_CLIENTS} clients...`);
// Simulate broadcasts
for (let broadcast = 0; broadcast < BROADCAST_COUNT; broadcast++) {
const message = {
id: broadcast,
timestamp: new Date().toISOString(),
data: { entityId: 'light.test', state: 'on' }
};
const serialized = JSON.stringify(message);
try {
for (const [clientId, client] of clients.entries()) {
client.emit('message', serialized);
}
broadcastsSucceeded++;
} catch (error) {
broadcastsFailed++;
}
if ((broadcast + 1) % 100 === 0) {
console.log(` Broadcasts: ${broadcast + 1}/${BROADCAST_COUNT}`);
}
}
const duration = Date.now() - startTime;
this.results.push({
name: 'Load Test 1000+ Clients',
passed: broadcastsFailed === 0,
duration,
metrics: {
totalClients: NUM_CLIENTS,
totalBroadcasts: BROADCAST_COUNT,
totalMessages: NUM_CLIENTS * BROADCAST_COUNT,
broadcastsSucceeded,
broadcastsFailed,
messagesPerSecond: (NUM_CLIENTS * BROADCAST_COUNT) / (duration / 1000)
},
errors: broadcastsFailed > 0 ? [`${broadcastsFailed} broadcasts failed`] : []
});
console.log(`✓ Test duration: ${duration}ms`);
console.log(`✓ Total messages: ${(NUM_CLIENTS * BROADCAST_COUNT).toLocaleString()}`);
console.log(`✓ Broadcasts succeeded: ${broadcastsSucceeded}/${BROADCAST_COUNT}`);
console.log(`✓ Messages/sec: ${((NUM_CLIENTS * BROADCAST_COUNT) / (duration / 1000)).toFixed(0)}`);
}
/**
* Test 3: Sequential Animation Testing
* Runs multiple Aurora timelines sequentially
*/
async testSequentialAnimations(): Promise<void> {
console.log('\n🔄 Integration Test 3: Sequential Aurora Animation');
console.log('─'.repeat(60));
const NUM_TIMELINES = 100;
const COMMANDS_PER_TIMELINE = 1000;
const startTime = Date.now();
let successCount = 0;
let failCount = 0;
console.log(`Running ${NUM_TIMELINES} sequential animations...`);
for (let timeline = 0; timeline < NUM_TIMELINES; timeline++) {
try {
// Generate timeline
const commands = [];
for (let i = 0; i < COMMANDS_PER_TIMELINE; i++) {
commands.push({
timestamp: (i / COMMANDS_PER_TIMELINE) * 10,
type: 'set_brightness',
value: Math.floor(Math.random() * 255)
});
}
// Simulate execution with sliding window
let queuedCount = 0;
for (let i = 0; i < commands.length; i++) {
const currentTime = (i / commands.length) * 10;
const lookaheadTime = currentTime + 2.0;
const queued = commands.filter(
cmd => cmd.timestamp >= currentTime && cmd.timestamp <= lookaheadTime
);
queuedCount = Math.max(queuedCount, queued.length);
}
if (queuedCount <= 5000) {
// Queue stayed bounded
successCount++;
} else {
failCount++;
}
if ((timeline + 1) % 20 === 0) {
console.log(` Completed: ${timeline + 1}/${NUM_TIMELINES}`);
}
} catch (error) {
failCount++;
console.error(` Error in timeline ${timeline}:`, error);
}
}
const duration = Date.now() - startTime;
this.results.push({
name: 'Sequential Animations',
passed: failCount === 0,
duration,
metrics: {
totalTimelines: NUM_TIMELINES,
successCount,
failCount,
commandsProcessed: NUM_TIMELINES * COMMANDS_PER_TIMELINE,
timePerTimeline: duration / NUM_TIMELINES
},
errors: failCount > 0 ? [`${failCount}/${NUM_TIMELINES} timelines failed`] : []
});
console.log(`✓ Test duration: ${duration}ms`);
console.log(`✓ Animations succeeded: ${successCount}/${NUM_TIMELINES}`);
console.log(`✓ Time per animation: ${(duration / NUM_TIMELINES).toFixed(1)}ms`);
}
/**
* Test 4: Home Assistant API Resilience
* Simulates API failures and recovery
*/
async testHAAPIResilience(): Promise<void> {
console.log('\n🔄 Integration Test 4: Home Assistant API Resilience');
console.log('─'.repeat(60));
const TOTAL_CALLS = 1000;
const FAILURE_RATE = 0.05; // 5% failure rate
const startTime = Date.now();
let successCount = 0;
let failureCount = 0;
let recoveryCount = 0;
let consecutiveFailures = 0;
console.log(`Simulating ${TOTAL_CALLS} API calls with ${(FAILURE_RATE * 100).toFixed(1)}% failure rate...`);
for (let i = 0; i < TOTAL_CALLS; i++) {
const shouldFail = Math.random() < FAILURE_RATE;
if (shouldFail) {
failureCount++;
consecutiveFailures++;
// Try to recover
if (consecutiveFailures < 5) {
// Recovery attempt within threshold
recoveryCount++;
consecutiveFailures = 0;
}
} else {
successCount++;
consecutiveFailures = 0;
}
if ((i + 1) % 200 === 0) {
console.log(
` Progress: ${i + 1}/${TOTAL_CALLS} ` +
`(Success: ${successCount}, Failed: ${failureCount}, Recovered: ${recoveryCount})`
);
}
}
const duration = Date.now() - startTime;
const successRate = (successCount / TOTAL_CALLS) * 100;
this.results.push({
name: 'HA API Resilience',
passed: successRate >= 95, // Expect 95% success with failures
duration,
metrics: {
totalCalls: TOTAL_CALLS,
successCount,
failureCount,
recoveryCount,
successRate,
callsPerSecond: TOTAL_CALLS / (duration / 1000)
},
errors: successRate < 95 ? [`Success rate ${successRate.toFixed(1)}% below 95% threshold`] : []
});
console.log(`✓ Test duration: ${duration}ms`);
console.log(`✓ Success rate: ${successRate.toFixed(1)}%`);
console.log(`✓ Recoveries: ${recoveryCount}`);
console.log(`✓ Calls/sec: ${(TOTAL_CALLS / (duration / 1000)).toFixed(0)}`);
}
/**
* Run all integration tests
*/
async runAll(): Promise<void> {
console.log('\n🚀 Integration Test Suite');
console.log('═'.repeat(60));
console.log(`Started: ${new Date().toISOString()}`);
try {
await this.testStability24Hour();
await this.testLoadWith1000Clients();
await this.testSequentialAnimations();
await this.testHAAPIResilience();
this.printSummary();
} catch (error) {
console.error('❌ Integration test failed:', error);
process.exit(1);
}
}
/**
* Print summary report
*/
private printSummary(): void {
console.log('\n📋 Integration Test Summary');
console.log('═'.repeat(60));
const passed = this.results.filter(r => r.passed).length;
const total = this.results.length;
console.log(`\nTests passed: ${passed}/${total}\n`);
this.results.forEach(result => {
const status = result.passed ? '✅' : '❌';
console.log(`${status} ${result.name}`);
console.log(` Duration: ${result.duration}ms`);
Object.entries(result.metrics).forEach(([key, value]) => {
let formattedValue = value;
if (typeof value === 'number') {
formattedValue = value.toLocaleString();
}
console.log(` ${key}: ${formattedValue}`);
});
if (result.errors.length > 0) {
console.log(` Errors: ${result.errors.join(', ')}`);
}
console.log();
});
console.log('═'.repeat(60));
if (passed === total) {
console.log('✅ All integration tests passed!');
} else {
console.log(`⚠️ ${total - passed} test(s) failed`);
}
console.log(`Completed: ${new Date().toISOString()}`);
}
}
// Run tests
const suite = new IntegrationTestSuite();
suite.runAll().catch(console.error);