481 lines
14 KiB
PHP
481 lines
14 KiB
PHP
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<?php
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namespace BlaxSoftware\LaravelWebSockets\Test\Ipc;
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use BlaxSoftware\LaravelWebSockets\Ipc\SocketPairIpc;
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use PHPUnit\Framework\TestCase;
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use React\EventLoop\Factory as LoopFactory;
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/**
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* High-volume and performance tests for SocketPairIpc.
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*
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* These tests verify that the event-driven IPC can handle
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* realistic WebSocket workloads with many concurrent messages.
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*/
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class SocketPairIpcVolumeTest extends TestCase
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{
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/**
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* Test sending 1000 messages in under 2 seconds.
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* This simulates a high-traffic WebSocket server.
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*/
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public function test_it_can_handle_1000_messages_in_under_2_seconds()
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{
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if (!SocketPairIpc::isSupported()) {
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$this->markTestSkipped('Socket pairs not supported');
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}
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if (!function_exists('pcntl_fork')) {
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$this->markTestSkipped('pcntl_fork not available');
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}
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$messageCount = 1000;
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$receivedMessages = [];
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$startTime = microtime(true);
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// We'll fork multiple times, each child sends messages
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$batchSize = 100;
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$batches = $messageCount / $batchSize;
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for ($batch = 0; $batch < $batches; $batch++) {
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$loop = LoopFactory::create();
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$ipc = SocketPairIpc::create($loop);
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$batchReceived = [];
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$pid = pcntl_fork();
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if ($pid === -1) {
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$this->fail('Fork failed');
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}
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if ($pid === 0) {
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// Child process - send batch of messages
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$ipc->setupChild();
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for ($i = 0; $i < $batchSize; $i++) {
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$msgNum = ($batch * $batchSize) + $i;
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$ipc->sendToParent(json_encode([
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'event' => 'test_event',
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'data' => ['message_number' => $msgNum],
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]));
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}
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$ipc->closeChild();
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exit(0);
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}
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// Parent process - receive messages
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$ipc->setupParent(
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function ($data) use (&$batchReceived, $loop, $batchSize) {
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$batchReceived[] = $data;
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if (count($batchReceived) >= $batchSize) {
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$loop->stop();
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}
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},
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function () use ($loop) {
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$loop->stop();
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}
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);
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// Timeout after 2 seconds per batch
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$loop->addTimer(2.0, function () use ($loop) {
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$loop->stop();
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});
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$loop->run();
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pcntl_waitpid($pid, $status);
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$receivedMessages = array_merge($receivedMessages, $batchReceived);
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}
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$totalTime = microtime(true) - $startTime;
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// Assert we received all messages
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$this->assertCount($messageCount, $receivedMessages, "Expected {$messageCount} messages, got " . count($receivedMessages));
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// Assert it took less than 2 seconds total
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$this->assertLessThan(2.0, $totalTime, "Expected < 2s, took {$totalTime}s");
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// Log performance metrics
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$messagesPerSecond = $messageCount / $totalTime;
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$avgLatencyMs = ($totalTime / $messageCount) * 1000;
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fwrite(STDERR, "\n [1000 msgs in " . round($totalTime, 3) . "s = " . round($messagesPerSecond) . " msg/s, avg " . round($avgLatencyMs, 3) . "ms/msg] ");
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}
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/**
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* Test sending large JSON payloads (simulating real WebSocket data)
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*/
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public function test_it_can_handle_large_json_payloads()
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{
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if (!SocketPairIpc::isSupported()) {
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$this->markTestSkipped('Socket pairs not supported');
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}
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if (!function_exists('pcntl_fork')) {
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$this->markTestSkipped('pcntl_fork not available');
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}
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$loop = LoopFactory::create();
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$ipc = SocketPairIpc::create($loop);
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// Create a large JSON payload similar to WebSocket broadcast
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$largePayload = json_encode([
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'event' => 'broadcast',
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'channel' => 'presence-room.1234',
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'data' => [
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'users' => array_map(function ($i) {
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return [
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'id' => $i,
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'name' => 'User ' . $i,
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'email' => "user{$i}@example.com",
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'avatar' => 'https://example.com/avatar/' . $i . '.png',
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'status' => 'online',
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'metadata' => str_repeat('x', 100),
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];
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}, range(1, 50)),
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'room' => [
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'id' => 1234,
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'name' => 'Test Room',
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'created_at' => date('c'),
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],
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],
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]);
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$payloadSize = strlen($largePayload);
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$receivedData = null;
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$pid = pcntl_fork();
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if ($pid === -1) {
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$this->fail('Fork failed');
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}
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if ($pid === 0) {
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$ipc->setupChild();
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$ipc->sendToParent($largePayload);
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$ipc->closeChild();
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exit(0);
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}
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$ipc->setupParent(
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function ($data) use (&$receivedData, $loop) {
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$receivedData = $data;
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$loop->stop();
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},
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function () {}
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);
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$loop->addTimer(5.0, function () use ($loop) {
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$loop->stop();
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});
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$loop->run();
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pcntl_waitpid($pid, $status);
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$this->assertEquals($largePayload, $receivedData);
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fwrite(STDERR, "\n [Large payload: " . round($payloadSize / 1024, 2) . "KB] ");
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}
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/**
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* Test rapid sequential messages (burst traffic)
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*/
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public function test_it_handles_burst_traffic()
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{
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if (!SocketPairIpc::isSupported()) {
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$this->markTestSkipped('Socket pairs not supported');
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}
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if (!function_exists('pcntl_fork')) {
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$this->markTestSkipped('pcntl_fork not available');
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}
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$loop = LoopFactory::create();
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$ipc = SocketPairIpc::create($loop);
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$burstCount = 50;
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$receivedMessages = [];
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$pid = pcntl_fork();
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if ($pid === -1) {
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$this->fail('Fork failed');
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}
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if ($pid === 0) {
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// Child - send rapid burst with no delay
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$ipc->setupChild();
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for ($i = 0; $i < $burstCount; $i++) {
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$ipc->sendToParent('{"event":"burst","seq":' . $i . '}');
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}
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$ipc->closeChild();
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exit(0);
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}
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// Parent
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$ipc->setupParent(
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function ($data) use (&$receivedMessages, $loop, $burstCount) {
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$receivedMessages[] = json_decode($data, true);
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if (count($receivedMessages) >= $burstCount) {
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$loop->stop();
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}
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},
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function () use ($loop) {
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$loop->stop();
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}
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);
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$loop->addTimer(2.0, function () use ($loop) {
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$loop->stop();
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});
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$loop->run();
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pcntl_waitpid($pid, $status);
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$this->assertCount($burstCount, $receivedMessages);
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// Verify sequence order is preserved
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for ($i = 0; $i < $burstCount; $i++) {
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$this->assertEquals($i, $receivedMessages[$i]['seq'], "Sequence mismatch at position {$i}");
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}
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}
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/**
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* Test message integrity (no data corruption)
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*/
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public function test_message_integrity_is_preserved()
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{
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if (!SocketPairIpc::isSupported()) {
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$this->markTestSkipped('Socket pairs not supported');
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}
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if (!function_exists('pcntl_fork')) {
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$this->markTestSkipped('pcntl_fork not available');
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}
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$loop = LoopFactory::create();
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$ipc = SocketPairIpc::create($loop);
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// Messages with special characters that could cause issues
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$testMessages = [
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'{"event":"test","data":"hello world"}',
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'{"event":"special","data":"line1\\nline2\\ttab"}',
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'{"event":"unicode","data":"Привет мир 你好世界 🎉"}',
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'{"event":"quotes","data":"He said \\"hello\\""}',
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'{"event":"backslash","data":"path\\\\to\\\\file"}',
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'{"event":"empty","data":""}',
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'{"event":"numbers","data":12345.6789}',
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'{"event":"boolean","data":true}',
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'{"event":"null","data":null}',
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'{"event":"array","data":[1,2,3]}',
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];
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$receivedMessages = [];
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$pid = pcntl_fork();
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if ($pid === -1) {
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$this->fail('Fork failed');
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}
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if ($pid === 0) {
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$ipc->setupChild();
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foreach ($testMessages as $msg) {
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$ipc->sendToParent($msg);
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}
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$ipc->closeChild();
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exit(0);
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}
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$expectedCount = count($testMessages);
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$ipc->setupParent(
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function ($data) use (&$receivedMessages, $loop, $expectedCount) {
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$receivedMessages[] = $data;
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if (count($receivedMessages) >= $expectedCount) {
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$loop->stop();
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}
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},
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function () {}
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);
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$loop->addTimer(2.0, function () use ($loop) {
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$loop->stop();
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});
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$loop->run();
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pcntl_waitpid($pid, $status);
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$this->assertCount(count($testMessages), $receivedMessages);
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// Verify each message matches exactly
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foreach ($testMessages as $i => $expected) {
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$this->assertEquals($expected, $receivedMessages[$i], "Message {$i} mismatch");
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}
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}
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/**
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* Test concurrent fork/IPC operations (simulating multiple WebSocket connections)
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*/
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public function test_multiple_concurrent_fork_operations()
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{
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if (!SocketPairIpc::isSupported()) {
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$this->markTestSkipped('Socket pairs not supported');
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}
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if (!function_exists('pcntl_fork')) {
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$this->markTestSkipped('pcntl_fork not available');
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}
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$concurrentCount = 10;
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$messagesPerFork = 5;
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$allReceived = [];
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$startTime = microtime(true);
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// Simulate multiple concurrent WebSocket message handlers
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for ($conn = 0; $conn < $concurrentCount; $conn++) {
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$loop = LoopFactory::create();
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$ipc = SocketPairIpc::create($loop);
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$received = [];
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$pid = pcntl_fork();
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if ($pid === -1) {
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$this->fail("Fork failed for connection {$conn}");
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}
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if ($pid === 0) {
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$ipc->setupChild();
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for ($i = 0; $i < $messagesPerFork; $i++) {
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$ipc->sendToParent(json_encode([
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'connection' => $conn,
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'message' => $i,
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]));
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}
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$ipc->closeChild();
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exit(0);
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}
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$ipc->setupParent(
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function ($data) use (&$received, $loop, $messagesPerFork) {
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$received[] = json_decode($data, true);
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if (count($received) >= $messagesPerFork) {
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$loop->stop();
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}
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},
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function () use ($loop) {
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$loop->stop();
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}
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);
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$loop->addTimer(1.0, function () use ($loop) {
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$loop->stop();
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});
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$loop->run();
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|
pcntl_waitpid($pid, $status);
|
|||
|
|
|
|||
|
|
$allReceived = array_merge($allReceived, $received);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
$totalTime = microtime(true) - $startTime;
|
|||
|
|
|
|||
|
|
$expectedTotal = $concurrentCount * $messagesPerFork;
|
|||
|
|
$this->assertCount($expectedTotal, $allReceived, "Expected {$expectedTotal} messages");
|
|||
|
|
|
|||
|
|
fwrite(STDERR, "\n [{$concurrentCount} connections × {$messagesPerFork} msgs = " . count($allReceived) . " total in " . round($totalTime, 3) . "s] ");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* Test latency distribution across many messages
|
|||
|
|
*/
|
|||
|
|
public function test_latency_distribution()
|
|||
|
|
{
|
|||
|
|
if (!SocketPairIpc::isSupported()) {
|
|||
|
|
$this->markTestSkipped('Socket pairs not supported');
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (!function_exists('pcntl_fork')) {
|
|||
|
|
$this->markTestSkipped('pcntl_fork not available');
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
$loop = LoopFactory::create();
|
|||
|
|
$ipc = SocketPairIpc::create($loop);
|
|||
|
|
|
|||
|
|
$messageCount = 100;
|
|||
|
|
$latencies = [];
|
|||
|
|
|
|||
|
|
$pid = pcntl_fork();
|
|||
|
|
|
|||
|
|
if ($pid === -1) {
|
|||
|
|
$this->fail('Fork failed');
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if ($pid === 0) {
|
|||
|
|
$ipc->setupChild();
|
|||
|
|
|
|||
|
|
for ($i = 0; $i < $messageCount; $i++) {
|
|||
|
|
// Include send timestamp in message
|
|||
|
|
$ipc->sendToParent(json_encode([
|
|||
|
|
'seq' => $i,
|
|||
|
|
'sent_at' => microtime(true),
|
|||
|
|
]));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
$ipc->closeChild();
|
|||
|
|
exit(0);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
$ipc->setupParent(
|
|||
|
|
function ($data) use (&$latencies, $loop, $messageCount) {
|
|||
|
|
$receivedAt = microtime(true);
|
|||
|
|
$msg = json_decode($data, true);
|
|||
|
|
if (isset($msg['sent_at'])) {
|
|||
|
|
$latencies[] = ($receivedAt - $msg['sent_at']) * 1000; // ms
|
|||
|
|
}
|
|||
|
|
if (count($latencies) >= $messageCount) {
|
|||
|
|
$loop->stop();
|
|||
|
|
}
|
|||
|
|
},
|
|||
|
|
function () use ($loop) {
|
|||
|
|
$loop->stop();
|
|||
|
|
}
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
$loop->addTimer(5.0, function () use ($loop) {
|
|||
|
|
$loop->stop();
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
$loop->run();
|
|||
|
|
|
|||
|
|
pcntl_waitpid($pid, $status);
|
|||
|
|
|
|||
|
|
$this->assertCount($messageCount, $latencies);
|
|||
|
|
|
|||
|
|
// Calculate statistics
|
|||
|
|
sort($latencies);
|
|||
|
|
$min = $latencies[0];
|
|||
|
|
$max = $latencies[count($latencies) - 1];
|
|||
|
|
$avg = array_sum($latencies) / count($latencies);
|
|||
|
|
$p50 = $latencies[(int)(count($latencies) * 0.50)];
|
|||
|
|
$p95 = $latencies[(int)(count($latencies) * 0.95)];
|
|||
|
|
$p99 = $latencies[(int)(count($latencies) * 0.99)];
|
|||
|
|
|
|||
|
|
// All latencies should be under 10ms (event-driven should be fast)
|
|||
|
|
$this->assertLessThan(10, $p99, "P99 latency {$p99}ms exceeds 10ms");
|
|||
|
|
|
|||
|
|
fwrite(STDERR, "\n [Latency: min=" . round($min, 3) . "ms, avg=" . round($avg, 3) . "ms, p50=" . round($p50, 3) . "ms, p95=" . round($p95, 3) . "ms, p99=" . round($p99, 3) . "ms, max=" . round($max, 3) . "ms] ");
|
|||
|
|
}
|
|||
|
|
}
|