diff --git a/core/tenant_test.go b/core/tenant_test.go
new file mode 100644
index 0000000..20c9144
--- /dev/null
+++ b/core/tenant_test.go
@@ -0,0 +1,120 @@
+package core_test
+
+import (
+	"encoding/json"
+	"io"
+	"math/rand"
+	"net/http"
+	"net/http/httptest"
+	"strconv"
+	"sync"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+	"github.com/tinh-tinh/tinhtinh/core"
+)
+
+func BenchmarkTenant(b *testing.B) {
+	const (
+		TENANCY core.Provide = "TENANCY"
+		MAPPER  core.Provide = "MAPPER"
+	)
+
+	type mapper map[string]interface{}
+	var mutex = sync.RWMutex{}
+
+	forRoot := func(module *core.DynamicModule) *core.DynamicModule {
+		tenantModule := module.New(core.NewModuleOptions{})
+
+		tenantModule.NewProvider(core.ProviderOptions{
+			Name:  MAPPER,
+			Value: make(mapper),
+		})
+		tenantModule.Export(MAPPER)
+
+		tenantModule.NewProvider(core.ProviderOptions{
+			Scope: core.Request,
+			Name:  TENANCY,
+			Factory: func(param ...interface{}) interface{} {
+				req := param[0].(*http.Request)
+				tenantID := req.Header.Get("x-tenant")
+				if tenantID == "" {
+					tenantID = "master"
+				}
+				mutex.RLock()
+				mapper, ok := param[1].(mapper)
+				mutex.RUnlock()
+				if !ok {
+					return nil
+				}
+
+				if mapper[tenantID] == nil {
+					mutex.Lock()
+					mapper[tenantID] = tenantID
+					mutex.Unlock()
+				}
+				return mapper[tenantID]
+			},
+			Inject: []core.Provide{core.REQUEST, MAPPER},
+		})
+		tenantModule.Export(TENANCY)
+
+		return tenantModule
+	}
+
+	userController := func(module *core.DynamicModule) *core.DynamicController {
+		ctrl := module.NewController("user")
+
+		ctrl.Get("", func(ctx core.Ctx) error {
+			return ctx.JSON(core.Map{
+				"data": ctx.Ref(TENANCY),
+			})
+		})
+
+		return ctrl
+	}
+
+	userModule := func(module *core.DynamicModule) *core.DynamicModule {
+		user := module.New(core.NewModuleOptions{
+			Controllers: []core.Controller{userController},
+		})
+
+		return user
+	}
+
+	appModule := func() *core.DynamicModule {
+		app := core.NewModule(core.NewModuleOptions{
+			Imports: []core.Module{forRoot, userModule},
+		})
+
+		return app
+	}
+
+	app := core.CreateFactory(appModule)
+	app.SetGlobalPrefix("/api")
+
+	testServer := httptest.NewServer(app.PrepareBeforeListen())
+	defer testServer.Close()
+	testClient := testServer.Client()
+
+	b.RunParallel(func(p *testing.PB) {
+		for p.Next() {
+			req, err := http.NewRequest("GET", testServer.URL+"/api/user", nil)
+			require.Nil(b, err)
+			abc := rand.Intn(100)
+			id := strconv.Itoa(abc)
+			req.Header.Set("x-tenant", "test"+id)
+			resp, err := testClient.Do(req)
+			require.Nil(b, err)
+			require.Equal(b, http.StatusOK, resp.StatusCode)
+
+			data, err := io.ReadAll(resp.Body)
+			require.Nil(b, err)
+
+			var res Response
+			err = json.Unmarshal(data, &res)
+			require.Nil(b, err)
+			require.Equal(b, "test"+id, res.Data)
+		}
+	})
+}