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package benchmarks
import (
"bytes"
"fmt"
"os"
"os/exec"
"testing"
"path/filepath"
)
// BenchmarkDCatDirect benchmarks dcat in direct/serverless mode
func BenchmarkDCatDirect(b *testing.B) {
// Create test file if it doesn't exist
testFile := filepath.Join(b.TempDir(), "benchmark_test.log")
// Create a 100K line file for benchmarking
var buf bytes.Buffer
for i := 0; i < 100000; i++ {
fmt.Fprintf(&buf, "2025-01-01 10:00:00 INFO [app] Processing request ID=%d status=OK latency=42ms user=user%d path=/api/v1/endpoint%d\n",
i, i%100, i%10)
}
if err := os.WriteFile(testFile, buf.Bytes(), 0644); err != nil {
b.Fatal(err)
}
// Ensure dcat binary exists
dcatPath := "../dcat"
if _, err := os.Stat(dcatPath); err != nil {
b.Skip("dcat binary not found, run 'make build' first")
}
b.Run("NonTurbo", func(b *testing.B) {
os.Unsetenv("DTAIL_TURBOBOOST_ENABLE")
b.ResetTimer()
for i := 0; i < b.N; i++ {
cmd := exec.Command(dcatPath, testFile)
cmd.Stdout = os.NewFile(0, os.DevNull)
if err := cmd.Run(); err != nil {
b.Fatal(err)
}
}
})
b.Run("Turbo", func(b *testing.B) {
os.Setenv("DTAIL_TURBOBOOST_ENABLE", "yes")
defer os.Unsetenv("DTAIL_TURBOBOOST_ENABLE")
b.ResetTimer()
for i := 0; i < b.N; i++ {
cmd := exec.Command(dcatPath, testFile)
cmd.Stdout = os.NewFile(0, os.DevNull)
if err := cmd.Run(); err != nil {
b.Fatal(err)
}
}
})
}
// BenchmarkDCatDirectWithSizes tests different file sizes
func BenchmarkDCatDirectWithSizes(b *testing.B) {
sizes := []struct {
name string
lines int
}{
{"1K", 1000},
{"10K", 10000},
{"100K", 100000},
}
dcatPath := "../dcat"
if _, err := os.Stat(dcatPath); err != nil {
b.Skip("dcat binary not found, run 'make build' first")
}
for _, size := range sizes {
b.Run(size.name, func(b *testing.B) {
// Create test file
testFile := filepath.Join(b.TempDir(), fmt.Sprintf("benchmark_%s.log", size.name))
var buf bytes.Buffer
for i := 0; i < size.lines; i++ {
fmt.Fprintf(&buf, "2025-01-01 10:00:00 INFO [app] Line %d data\n", i)
}
if err := os.WriteFile(testFile, buf.Bytes(), 0644); err != nil {
b.Fatal(err)
}
b.Run("NonTurbo", func(b *testing.B) {
os.Unsetenv("DTAIL_TURBOBOOST_ENABLE")
b.ResetTimer()
for i := 0; i < b.N; i++ {
cmd := exec.Command(dcatPath, testFile)
cmd.Stdout = os.NewFile(0, os.DevNull)
if err := cmd.Run(); err != nil {
b.Fatal(err)
}
}
})
b.Run("Turbo", func(b *testing.B) {
os.Setenv("DTAIL_TURBOBOOST_ENABLE", "yes")
defer os.Unsetenv("DTAIL_TURBOBOOST_ENABLE")
b.ResetTimer()
for i := 0; i < b.N; i++ {
cmd := exec.Command(dcatPath, testFile)
cmd.Stdout = os.NewFile(0, os.DevNull)
if err := cmd.Run(); err != nil {
b.Fatal(err)
}
}
})
})
}
}
|
