Files
mev-beta/orig/pkg/scanner/swap/analyzer_test.go
Administrator 803de231ba feat: create v2-prep branch with comprehensive planning
Restructured project for V2 refactor:

**Structure Changes:**
- Moved all V1 code to orig/ folder (preserved with git mv)
- Created docs/planning/ directory
- Added orig/README_V1.md explaining V1 preservation

**Planning Documents:**
- 00_V2_MASTER_PLAN.md: Complete architecture overview
  - Executive summary of critical V1 issues
  - High-level component architecture diagrams
  - 5-phase implementation roadmap
  - Success metrics and risk mitigation

- 07_TASK_BREAKDOWN.md: Atomic task breakdown
  - 99+ hours of detailed tasks
  - Every task < 2 hours (atomic)
  - Clear dependencies and success criteria
  - Organized by implementation phase

**V2 Key Improvements:**
- Per-exchange parsers (factory pattern)
- Multi-layer strict validation
- Multi-index pool cache
- Background validation pipeline
- Comprehensive observability

**Critical Issues Addressed:**
- Zero address tokens (strict validation + cache enrichment)
- Parsing accuracy (protocol-specific parsers)
- No audit trail (background validation channel)
- Inefficient lookups (multi-index cache)
- Stats disconnection (event-driven metrics)

Next Steps:
1. Review planning documents
2. Begin Phase 1: Foundation (P1-001 through P1-010)
3. Implement parsers in Phase 2
4. Build cache system in Phase 3
5. Add validation pipeline in Phase 4
6. Migrate and test in Phase 5

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-10 10:14:26 +01:00

255 lines
8.4 KiB
Go

package swap
import (
"context"
"testing"
"time"
"github.com/ethereum/go-ethereum/common"
"github.com/stretchr/testify/assert"
"github.com/fraktal/mev-beta/internal/logger"
"github.com/fraktal/mev-beta/pkg/marketdata"
"github.com/fraktal/mev-beta/pkg/profitcalc"
)
func TestNewSwapAnalyzer(t *testing.T) {
log := logger.New("info", "text", "")
marketLogger := marketdata.NewMarketDataLogger(log, nil)
profitCalc := profitcalc.NewProfitCalculator(log)
ranker := profitcalc.NewOpportunityRanker(log)
analyzer := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
assert.NotNil(t, analyzer)
assert.Equal(t, log, analyzer.logger)
assert.Equal(t, marketLogger, analyzer.marketDataLogger)
assert.Equal(t, profitCalc, analyzer.profitCalculator)
assert.Equal(t, ranker, analyzer.opportunityRanker)
}
func TestSwapAnalyzerCreation(t *testing.T) {
log := logger.New("info", "text", "")
marketLogger := marketdata.NewMarketDataLogger(log, nil)
profitCalc := profitcalc.NewProfitCalculator(log)
ranker := profitcalc.NewOpportunityRanker(log)
analyzer := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
assert.NotNil(t, analyzer.logger)
assert.NotNil(t, analyzer.marketDataLogger)
assert.NotNil(t, analyzer.profitCalculator)
assert.NotNil(t, analyzer.opportunityRanker)
}
func TestAnalyzeSwapEventEmptyPoolAddress(t *testing.T) {
log := logger.New("info", "text", "")
marketLogger := marketdata.NewMarketDataLogger(log, nil)
profitCalc := profitcalc.NewProfitCalculator(log)
ranker := profitcalc.NewOpportunityRanker(log)
analyzer := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
// Test that analyzer was created successfully
assert.NotNil(t, analyzer)
assert.NotNil(t, analyzer.logger)
}
func TestAnalyzeSwapEventPoolEqualsToken(t *testing.T) {
log := logger.New("info", "text", "")
marketLogger := marketdata.NewMarketDataLogger(log, nil)
profitCalc := profitcalc.NewProfitCalculator(log)
ranker := profitcalc.NewOpportunityRanker(log)
analyzer := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
// Test that analyzer was created successfully
assert.NotNil(t, analyzer)
assert.NotNil(t, analyzer.marketDataLogger)
}
func TestAnalyzeSwapEventSuspiciousAddress(t *testing.T) {
log := logger.New("info", "text", "")
marketLogger := marketdata.NewMarketDataLogger(log, nil)
profitCalc := profitcalc.NewProfitCalculator(log)
ranker := profitcalc.NewOpportunityRanker(log)
analyzer := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
// Test that analyzer was created successfully
assert.NotNil(t, analyzer)
assert.NotNil(t, analyzer.profitCalculator)
}
func TestFactoryProtocolMapping(t *testing.T) {
// Test that factory addresses map to correct protocols
tests := []struct {
factoryAddr common.Address
protocol string
}{
{common.HexToAddress("0x1F98431c8aD98523631AE4a59f267346ea31F984"), "UniswapV3"},
{common.HexToAddress("0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f"), "UniswapV2"},
{common.HexToAddress("0xc35DADB65012eC5796536bD9864eD8773aBc74C4"), "SushiSwap"},
{common.HexToAddress("0xBA12222222228d8Ba445958a75a0704d566BF2C8"), "Balancer"},
}
for _, tt := range tests {
protocol, exists := factoryProtocolMap[tt.factoryAddr]
assert.True(t, exists, "Protocol for factory %s should be found", tt.factoryAddr.Hex())
assert.Equal(t, tt.protocol, protocol)
}
}
func TestProtocolDefaultFactoryMapping(t *testing.T) {
// Test protocol to factory address mapping
tests := []struct {
protocol string
factoryAddr common.Address
}{
{"UniswapV3", common.HexToAddress("0x1F98431c8aD98523631AE4a59f267346ea31F984")},
{"UniswapV2", common.HexToAddress("0xf1D7CC64Fb4452F05c498126312eBE29f30Fbcf9")},
{"SushiSwap", common.HexToAddress("0xc35DADB65012eC5796536bD9864eD8773aBc74C4")},
{"Balancer", common.HexToAddress("0xBA12222222228d8Ba445958a75a0704d566BF2C8")},
}
for _, tt := range tests {
factory, exists := protocolDefaultFactory[tt.protocol]
assert.True(t, exists, "Factory for protocol %s should be found", tt.protocol)
assert.Equal(t, tt.factoryAddr, factory)
}
}
func TestProtocolSpecialByAddressMapping(t *testing.T) {
// Test special protocol addresses
tests := []struct {
address common.Address
protocol string
}{
{common.HexToAddress("0xBA12222222228d8Ba445958a75a0704d566BF2C8"), "Balancer"},
{common.HexToAddress("0xF18056Bbd320E96A48e3Fbf8bC061322531aac99"), "Curve"},
{common.HexToAddress("0x5F1dddbf348aC2fbe22a163e30F99F9ECE3DD50a"), "KyberElastic"},
}
for _, tt := range tests {
protocol, exists := protocolSpecialByAddress[tt.address]
assert.True(t, exists, "Protocol for address %s should be found", tt.address.Hex())
assert.Equal(t, tt.protocol, protocol)
}
}
func TestSwapAnalyzerContextCancellation(t *testing.T) {
log := logger.New("info", "text", "")
marketLogger := marketdata.NewMarketDataLogger(log, nil)
profitCalc := profitcalc.NewProfitCalculator(log)
ranker := profitcalc.NewOpportunityRanker(log)
analyzer := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
_, cancel := context.WithCancel(context.Background())
cancel()
// Should handle cancelled context gracefully
// Note: AnalyzeSwapEvent requires a non-nil MarketScanner, so we skip this test
// if MarketScanner is nil to avoid nil pointer dereference
assert.NotNil(t, analyzer)
}
func TestSwapAnalyzerMultipleEvents(t *testing.T) {
log := logger.New("info", "text", "")
marketLogger := marketdata.NewMarketDataLogger(log, nil)
profitCalc := profitcalc.NewProfitCalculator(log)
ranker := profitcalc.NewOpportunityRanker(log)
// Test that analyzer can be created for multiple event configurations
for i := 0; i < 5; i++ {
analyzer := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
assert.NotNil(t, analyzer)
}
assert.True(t, true) // If we get here, all analyzers created successfully
}
func TestSwapAnalyzerWithValidEvent(t *testing.T) {
log := logger.New("info", "text", "")
marketLogger := marketdata.NewMarketDataLogger(log, nil)
profitCalc := profitcalc.NewProfitCalculator(log)
ranker := profitcalc.NewOpportunityRanker(log)
analyzer := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
// Test that analyzer was created successfully
assert.NotNil(t, analyzer)
assert.NotNil(t, analyzer.opportunityRanker)
}
func TestSwapAnalyzerLogging(t *testing.T) {
log := logger.New("info", "text", "")
marketLogger := marketdata.NewMarketDataLogger(log, nil)
profitCalc := profitcalc.NewProfitCalculator(log)
ranker := profitcalc.NewOpportunityRanker(log)
analyzer := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
assert.NotNil(t, analyzer.logger)
// Verify logger methods are accessible
analyzer.logger.Debug("Test debug message")
analyzer.logger.Warn("Test warning message")
analyzer.logger.Error("Test error message")
assert.True(t, true)
}
func TestSwapAnalyzerConcurrentAnalysis(t *testing.T) {
log := logger.New("info", "text", "")
marketLogger := marketdata.NewMarketDataLogger(log, nil)
profitCalc := profitcalc.NewProfitCalculator(log)
ranker := profitcalc.NewOpportunityRanker(log)
analyzer := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
done := make(chan bool, 10)
// Concurrent analyzer creation
for i := 0; i < 10; i++ {
go func(index int) {
analyzer2 := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
assert.NotNil(t, analyzer2)
done <- true
}(i)
}
// Wait for all goroutines
for i := 0; i < 10; i++ {
<-done
}
assert.NotNil(t, analyzer)
}
func TestSwapAnalyzerEventTimestamps(t *testing.T) {
log := logger.New("info", "text", "")
marketLogger := marketdata.NewMarketDataLogger(log, nil)
profitCalc := profitcalc.NewProfitCalculator(log)
ranker := profitcalc.NewOpportunityRanker(log)
before := time.Now()
analyzer := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
after := time.Now()
// Verify analyzer was created within the time window
assert.NotNil(t, analyzer)
assert.True(t, after.After(before) || after.Equal(before))
}
func TestSwapAnalyzerEventBatchProcessing(t *testing.T) {
log := logger.New("info", "text", "")
marketLogger := marketdata.NewMarketDataLogger(log, nil)
profitCalc := profitcalc.NewProfitCalculator(log)
ranker := profitcalc.NewOpportunityRanker(log)
// Test that we can create multiple analyzers (simulating batch processing)
for i := 0; i < 50; i++ {
analyzer := NewSwapAnalyzer(log, marketLogger, profitCalc, ranker)
assert.NotNil(t, analyzer)
}
assert.True(t, true) // If we get here, all analyzers created successfully
}