411 lines
11 KiB
Go
411 lines
11 KiB
Go
package integration
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import (
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"context"
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"fmt"
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"math/big"
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"runtime"
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"sync"
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/common"
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"github.com/stretchr/testify/assert"
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)
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func BenchmarkArbitrageDetection(b *testing.B) {
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client, cleanup := setupForkedArbitrum(b)
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defer cleanup()
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b.ResetTimer()
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b.ReportAllocs()
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// Benchmark basic arbitrage detection logic
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for i := 0; i < b.N; i++ {
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// Simulate arbitrage detection calculations
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pool1Price := big.NewInt(2000000000) // 2000 USDC
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pool2Price := big.NewInt(2010000000) // 2010 USDC
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swapAmount := big.NewInt(1000000000000000000) // 1 ETH
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// Calculate price difference
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priceDiff := new(big.Int).Sub(pool2Price, pool1Price)
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if priceDiff.Sign() > 0 {
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// Calculate potential profit
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profit := new(big.Int).Mul(priceDiff, swapAmount)
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profit.Div(profit, pool1Price)
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_ = profit // Use result to prevent optimization
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}
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}
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}
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func BenchmarkPoolDiscovery(b *testing.B) {
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client, cleanup := setupForkedArbitrum(b)
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defer cleanup()
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// Benchmark pool discovery logic
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factories := []common.Address{
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common.HexToAddress("0x1F98431c8aD98523631AE4a59f267346ea31F984"), // Uniswap V3
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common.HexToAddress("0xc35DADB65012eC5796536bD9864eD8773aBc74C4"), // SushiSwap V2
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common.HexToAddress("0x6EcCab422D763aC031210895C81787E87B6EAeaa"), // Camelot V2
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}
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b.ResetTimer()
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b.ReportAllocs()
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for i := 0; i < b.N; i++ {
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// Simulate pool discovery operations
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for j, factory := range factories {
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// Mock pool discovery timing
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poolCount := 10 + j*5
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pools := make([]common.Address, poolCount)
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for k := 0; k < poolCount; k++ {
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// Generate mock pool addresses
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pools[k] = common.BigToAddress(big.NewInt(int64(k) + factory.Big().Int64()))
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}
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_ = pools // Use result
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}
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}
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}
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func BenchmarkConcurrentOpportunityScanning(b *testing.B) {
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client, cleanup := setupForkedArbitrum(b)
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defer cleanup()
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// Real pool addresses for testing
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pools := []common.Address{
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common.HexToAddress("0xC31E54c7a869B9FcBEcc14363CF510d1c41fa443"), // WETH/USDC 0.05%
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common.HexToAddress("0x17c14D2c404D167802b16C450d3c99F88F2c4F4d"), // WETH/USDC 0.3%
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common.HexToAddress("0x641C00A822e8b671738d32a431a4Fb6074E5c79d"), // WETH/USDT 0.05%
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common.HexToAddress("0xB1026b8e7276e7AC75410F1fcbbe21796e8f7526"), // WBTC/USDC 0.05%
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}
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b.ResetTimer()
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b.ReportAllocs()
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for i := 0; i < b.N; i++ {
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// Simulate concurrent opportunity scanning
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for _, pool := range pools {
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// Mock price comparison between pools
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price1 := big.NewInt(2000000000)
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price2 := big.NewInt(2005000000)
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swapAmount := big.NewInt(1000000000000000000)
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// Calculate opportunity profitability
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priceDiff := new(big.Int).Sub(price2, price1)
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profit := new(big.Int).Mul(priceDiff, swapAmount)
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profit.Div(profit, price1)
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_ = profit // Use result
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_ = pool // Use pool
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}
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}
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}
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func BenchmarkMEVCompetitionAnalysis(b *testing.B) {
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client, cleanup := setupForkedArbitrum(b)
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defer cleanup()
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b.ResetTimer()
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b.ReportAllocs()
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// Benchmark MEV competition analysis
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for i := 0; i < b.N; i++ {
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// Simulate competition analysis calculations
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estimatedProfit := big.NewInt(100000000000000000) // 0.1 ETH
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gasLimit := big.NewInt(300000)
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gasPrice := big.NewInt(20000000000) // 20 gwei
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competitorCount := 5
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// Calculate gas cost
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gasCost := new(big.Int).Mul(gasPrice, gasLimit)
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// Calculate competition factor
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competitionFactor := big.NewInt(int64(competitorCount * 2))
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adjustedGasPrice := new(big.Int).Add(gasPrice, competitionFactor)
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// Calculate net profit
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netProfit := new(big.Int).Sub(estimatedProfit, new(big.Int).Mul(adjustedGasPrice, gasLimit))
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_ = netProfit // Use result
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}
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}
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func TestConcurrentArbitrageDetection(t *testing.T) {
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client, cleanup := setupForkedArbitrum(t)
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defer cleanup()
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t.Run("High Load Concurrent Processing", func(t *testing.T) {
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numWorkers := 20
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eventsPerWorker := 100
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totalEvents := numWorkers * eventsPerWorker
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var wg sync.WaitGroup
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errors := make(chan error, totalEvents)
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processed := make(chan int, totalEvents)
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startTime := time.Now()
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// Launch concurrent workers
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for w := 0; w < numWorkers; w++ {
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wg.Add(1)
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go func(workerID int) {
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defer wg.Done()
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// Simulate processing events
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for i := 0; i < eventsPerWorker; i++ {
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// Mock event processing
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price1 := big.NewInt(2000000000)
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price2 := big.NewInt(2005000000)
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swapAmount := big.NewInt(1000000000000000000)
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// Calculate arbitrage opportunity
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priceDiff := new(big.Int).Sub(price2, price1)
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profit := new(big.Int).Mul(priceDiff, swapAmount)
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profit.Div(profit, price1)
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if profit.Sign() > 0 {
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processed <- 1
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} else {
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processed <- 1
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}
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}
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}(w)
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}
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// Wait for completion or timeout
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done := make(chan bool)
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go func() {
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wg.Wait()
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close(done)
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}()
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processedCount := 0
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timeout := time.After(60 * time.Second)
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processing:
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for {
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select {
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case <-processed:
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processedCount++
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if processedCount == totalEvents {
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break processing
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}
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case err := <-errors:
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t.Errorf("Processing error: %v", err)
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case <-timeout:
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t.Fatalf("Test timed out after 60 seconds. Processed %d/%d events", processedCount, totalEvents)
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case <-done:
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break processing
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}
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}
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duration := time.Since(startTime)
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eventsPerSecond := float64(processedCount) / duration.Seconds()
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t.Logf("Processed %d events in %v (%.2f events/sec)", processedCount, duration, eventsPerSecond)
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// Performance assertions
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assert.Equal(t, totalEvents, processedCount, "Should process all events")
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assert.Greater(t, eventsPerSecond, 100.0, "Should process at least 100 events per second")
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assert.Less(t, duration, 30*time.Second, "Should complete within 30 seconds")
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})
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t.Run("Memory Usage Under Load", func(t *testing.T) {
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// Test memory efficiency with large number of events
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eventCount := 10000
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var memBefore, memAfter runtime.MemStats
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runtime.GC()
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runtime.ReadMemStats(&memBefore)
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// Simulate processing large number of events
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for i := 0; i < eventCount; i++ {
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// Mock event processing that allocates memory
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eventData := make([]byte, 256) // Simulate event data
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result := make(map[string]*big.Int)
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result["profit"] = big.NewInt(int64(i * 1000))
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result["gas"] = big.NewInt(300000)
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_ = eventData
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_ = result
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}
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runtime.GC()
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runtime.ReadMemStats(&memAfter)
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memUsed := memAfter.Alloc - memBefore.Alloc
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memPerEvent := float64(memUsed) / float64(eventCount)
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t.Logf("Memory used: %d bytes for %d events (%.2f bytes/event)",
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memUsed, eventCount, memPerEvent)
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// Memory efficiency assertion
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assert.Less(t, memPerEvent, 2048.0, "Should use less than 2KB per event on average")
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})
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}
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func TestPoolDiscoveryPerformance(t *testing.T) {
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client, cleanup := setupForkedArbitrum(t)
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defer cleanup()
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t.Run("Large Scale Pool Discovery", func(t *testing.T) {
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// Test discovery across multiple factories
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factories := map[string]common.Address{
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"Uniswap V3": common.HexToAddress("0x1F98431c8aD98523631AE4a59f267346ea31F984"),
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"SushiSwap V2": common.HexToAddress("0xc35DADB65012eC5796536bD9864eD8773aBc74C4"),
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"Camelot V2": common.HexToAddress("0x6EcCab422D763aC031210895C81787E87B6EAeaa"),
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}
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totalPools := 0
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startTime := time.Now()
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for name, factory := range factories {
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// Mock pool discovery
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mockPoolCount := 25 + len(name) // Vary by factory
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totalPools += mockPoolCount
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t.Logf("%s: Discovered %d pools", name, mockPoolCount)
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// Simulate discovery time
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time.Sleep(100 * time.Millisecond)
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_ = factory // Use factory
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}
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duration := time.Since(startTime)
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poolsPerSecond := float64(totalPools) / duration.Seconds()
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t.Logf("Total pools discovered: %d in %v (%.2f pools/sec)",
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totalPools, duration, poolsPerSecond)
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// Performance assertions
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assert.Greater(t, totalPools, 50, "Should discover at least 50 pools across all factories")
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assert.Less(t, duration, 30*time.Second, "Discovery should complete within 30 seconds")
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})
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t.Run("Concurrent Pool Discovery", func(t *testing.T) {
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factories := []common.Address{
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common.HexToAddress("0x1F98431c8aD98523631AE4a59f267346ea31F984"),
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common.HexToAddress("0xc35DADB65012eC5796536bD9864eD8773aBc74C4"),
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common.HexToAddress("0x6EcCab422D763aC031210895C81787E87B6EAeaa"),
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}
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var wg sync.WaitGroup
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results := make(chan int, len(factories))
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errors := make(chan error, len(factories))
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startTime := time.Now()
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for _, factory := range factories {
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wg.Add(1)
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go func(f common.Address) {
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defer wg.Done()
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// Mock concurrent discovery
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mockPoolCount := 15 + int(f.Big().Int64()%20)
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time.Sleep(50 * time.Millisecond) // Simulate network delay
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results <- mockPoolCount
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}(factory)
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}
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wg.Wait()
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close(results)
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close(errors)
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// Check for errors
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for err := range errors {
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t.Errorf("Discovery error: %v", err)
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}
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// Count total pools
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totalPools := 0
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for count := range results {
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totalPools += count
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}
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duration := time.Since(startTime)
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t.Logf("Concurrent discovery: %d pools in %v", totalPools, duration)
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assert.Greater(t, totalPools, 30, "Should discover pools concurrently")
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assert.Less(t, duration, 20*time.Second, "Concurrent discovery should be faster")
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})
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}
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func TestRealTimeEventProcessing(t *testing.T) {
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client, cleanup := setupForkedArbitrum(t)
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defer cleanup()
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t.Run("Real-time Block Processing", func(t *testing.T) {
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ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second)
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defer cancel()
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processed := make(chan *MockSwapEvent, 100)
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errors := make(chan error, 10)
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// Mock real-time block processing
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go func() {
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blockNum := uint64(12345)
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for {
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select {
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case <-time.After(1 * time.Second):
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// Mock processing a block
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blockNum++
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// Generate mock swap events
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for i := 0; i < 3; i++ {
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mockEvent := &MockSwapEvent{
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TxHash: common.HexToHash(fmt.Sprintf("0x%d%d", blockNum, i)),
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Pool: common.HexToAddress("0xC31E54c7a869B9FcBEcc14363CF510d1c41fa443"),
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}
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processed <- mockEvent
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}
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case <-ctx.Done():
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return
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}
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}
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}()
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// Collect results
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eventCount := 0
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timeout := time.After(45 * time.Second)
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for {
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select {
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case event := <-processed:
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eventCount++
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if mockEvent, ok := event.(*MockSwapEvent); ok {
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t.Logf("Processed event: %s", mockEvent.TxHash.Hex())
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}
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case err := <-errors:
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t.Errorf("Processing error: %v", err)
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case <-timeout:
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t.Logf("Processed %d events in real-time", eventCount)
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return
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case <-ctx.Done():
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t.Logf("Processed %d events before context cancellation", eventCount)
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return
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}
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}
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})
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}
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// Helper functions and types for benchmarking
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// MockSwapEvent represents a swap event for testing
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type MockSwapEvent struct {
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TxHash common.Hash
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Pool common.Address
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}
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// MockArbitrageService for testing
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type MockArbitrageService struct{}
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func (m *MockArbitrageService) ProcessSwapEvent(event *MockSwapEvent) error {
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// Mock processing logic
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time.Sleep(1 * time.Microsecond)
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return nil
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}
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func (m *MockArbitrageService) IsSignificantSwap(event *MockSwapEvent) bool {
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// Mock significance check
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return event.TxHash[0]%2 == 0
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}
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