diff --git a/README.md b/README.md
new file mode 100644
index 0000000..0fd6172
--- /dev/null
+++ b/README.md
@@ -0,0 +1,8 @@
+## Benchmark
+
+### go benchmark
+Start your server
+`go run cmd/server/main.go`
+
+Run your tests
+`go test -race -v --bench ./. --benchmem ./benchmark `
diff --git a/benchmark/benchmark_test.go b/benchmark/benchmark_test.go
new file mode 100644
index 0000000..cffb62a
--- /dev/null
+++ b/benchmark/benchmark_test.go
@@ -0,0 +1,44 @@
+package benchmark
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"strings"
+	"testing"
+	"time"
+
+	go_benchmark "gitea.urkob.com/urko/ess-etl-go/benchmark/go"
+	nest_benchmark "gitea.urkob.com/urko/ess-etl-go/benchmark/nest"
+	"github.com/stretchr/testify/require"
+)
+
+func TestGoXRequestes(t *testing.T) {
+	log.SetFlags(log.Lmicroseconds)
+	logFileName := fmt.Sprintf("%s.txt", time.Now().Format(strings.ReplaceAll(time.RFC1123Z, ":", "_")))
+	err := os.MkdirAll("./dump", os.ModeTemporary)
+	require.NoError(t, err)
+	f, err := os.OpenFile("./dump/"+logFileName, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0o644)
+	require.NoError(t, err)
+
+	defer f.Close()
+	log.SetOutput(f)
+
+	totalRequests := 1000
+	require.NoError(t, go_benchmark.Benchmark(totalRequests))
+	require.NoError(t, os.RemoveAll("./temp"))
+
+}
+
+func TestNestXRequests(t *testing.T) {
+	log.SetFlags(log.Lmicroseconds)
+	logFileName := fmt.Sprintf("%s.txt", time.Now().Format(strings.ReplaceAll(time.RFC1123Z, ":", "_")))
+	f, err := os.OpenFile("./dump/"+logFileName, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0o644)
+	require.NoError(t, err)
+
+	defer f.Close()
+	log.SetOutput(f)
+
+	totalRequests := 1000
+	require.NoError(t, nest_benchmark.Benchmark(totalRequests))
+}
diff --git a/benchmark/main.go b/benchmark/main.go
deleted file mode 100644
index 8992309..0000000
--- a/benchmark/main.go
+++ /dev/null
@@ -1,34 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"log"
-	"os"
-	"strings"
-	"time"
-
-	// go_benchmark "gitea.urkob.com/urko/ess-etl-go/benchmark/go"
-	nest_benchmark "gitea.urkob.com/urko/ess-etl-go/benchmark/nest"
-)
-
-func main() {
-	log.SetFlags(log.Lmicroseconds)
-	logFileName := fmt.Sprintf("%s.txt", time.Now().Format(strings.ReplaceAll(time.RFC1123Z, ":", "_")))
-	f, err := os.OpenFile("./dump/"+logFileName, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0o644)
-	if err != nil {
-		log.Fatal(err)
-	}
-
-	defer f.Close()
-	log.SetOutput(f)
-
-	totalRequests := 1000
-	// totalRequests := 5000
-	// if err := go_benchmark.Benchmark(totalRequests); err != nil {
-	// 	log.Fatalln("go_benchmark.Benchmark", err)
-	// }
-
-	if err := nest_benchmark.Benchmark(totalRequests); err != nil {
-		log.Fatalln("nest_benchmark.Benchmark", err)
-	}
-}
diff --git a/go.mod b/go.mod
index db4783b..eea485a 100644
--- a/go.mod
+++ b/go.mod
@@ -8,11 +8,13 @@ require (
 	github.com/gofiber/fiber/v2 v2.43.0
 	github.com/joho/godotenv v1.5.1
 	github.com/kelseyhightower/envconfig v1.4.0
+	github.com/stretchr/testify v1.8.2
 	go.mongodb.org/mongo-driver v1.11.3
 )
 
 require (
 	github.com/andybalholm/brotli v1.0.5 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/golang/snappy v0.0.1 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/jedib0t/go-pretty/v6 v6.4.6 // indirect
@@ -23,6 +25,7 @@ require (
 	github.com/montanaflynn/stats v0.0.0-20171201202039-1bf9dbcd8cbe // indirect
 	github.com/philhofer/fwd v1.1.2 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rivo/uniseg v0.2.0 // indirect
 	github.com/savsgio/dictpool v0.0.0-20221023140959-7bf2e61cea94 // indirect
 	github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee // indirect
@@ -38,4 +41,5 @@ require (
 	golang.org/x/sync v0.1.0 // indirect
 	golang.org/x/sys v0.6.0 // indirect
 	golang.org/x/text v0.8.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/go.sum b/go.sum
index ef9eb0a..55be086 100644
--- a/go.sum
+++ b/go.sum
@@ -56,10 +56,13 @@ github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee h1:8Iv5m6xEo1NR1Avp
 github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee/go.mod h1:qwtSXrKuJh/zsFQ12yEE89xfCrGKK63Rr7ctU/uCo4g=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
+github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.4/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.2 h1:+h33VjcLVPDHtOdpUCuF+7gSuG3yGIftsP1YvFihtJ8=
+github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/tidwall/pretty v1.0.0 h1:HsD+QiTn7sK6flMKIvNmpqz1qrpP3Ps6jOKIKMooyg4=
 github.com/tidwall/pretty v1.0.0/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
 github.com/tinylib/msgp v1.1.6/go.mod h1:75BAfg2hauQhs3qedfdDZmWAPcFMAvJE5b9rGOMufyw=
@@ -140,6 +143,7 @@ golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8T
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=