Removed unneeded dependency.

go.mod

@@ -18,7 +18,6 @@ require (
 	github.com/labstack/gommon v0.3.1
 	github.com/stretchr/testify v1.7.0
 	golang.org/x/crypto v0.0.0-20211117183948-ae814b36b871
-	k8s.io/apimachinery v0.0.0-20191123233150-4c4803ed55e3
 )
 
 require (
@@ -75,4 +74,5 @@ require (
 	gopkg.in/natefinch/lumberjack.v2 v2.0.0 // indirect
 	gopkg.in/tomb.v2 v2.0.0-20161208151619-d5d1b5820637 // indirect
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
+	k8s.io/apimachinery v0.0.0-20191123233150-4c4803ed55e3 // indirect
 )

msg/msg_test.go

@@ -8,8 +8,6 @@ import (
 	"github.com/go-playground/assert/v2"
 	"github.com/stretchr/testify/require"
 
-	"k8s.io/apimachinery/pkg/util/rand"
-
 	"github.com/labstack/echo/v4"
 )
 
@@ -26,23 +24,23 @@ func TestMsg(t *testing.T) {
 		require.Len(t, ret, 0)
 	}
 
-	text := rand.String(10)
+	text := "aaa"
 	Success(ctx, text)
 	assertMsg(TypeSuccess, text)
 
-	text = rand.String(10)
+	text = "bbb"
 	Info(ctx, text)
 	assertMsg(TypeInfo, text)
 
-	text = rand.String(10)
+	text = "ccc"
 	Danger(ctx, text)
 	assertMsg(TypeDanger, text)
 
-	text = rand.String(10)
+	text = "ddd"
 	Warning(ctx, text)
 	assertMsg(TypeWarning, text)
 
-	text = rand.String(10)
+	text = "eee"
 	Set(ctx, TypeSuccess, text)
 	assertMsg(TypeSuccess, text)
 }

tests/tests.go

@@ -3,6 +3,7 @@ package tests
 import (
 	"context"
 	"fmt"
+	"math/rand"
 	"net/http"
 	"net/http/httptest"
 	"strings"
@@ -14,8 +15,6 @@ import (
 	"github.com/go-playground/assert/v2"
 	"github.com/stretchr/testify/require"
 
-	"k8s.io/apimachinery/pkg/util/rand"
-
 	"github.com/gorilla/sessions"
 	"github.com/labstack/echo-contrib/session"
 	"github.com/labstack/echo/v4"
@@ -46,7 +45,7 @@ func AssertHTTPErrorCode(t *testing.T, err error, code int) {
 }
 
 func CreateUser(orm *ent.Client) (*ent.User, error) {
-	seed := fmt.Sprintf("%d-%d", time.Now().UnixMilli(), rand.IntnRange(10, 1000000))
+	seed := fmt.Sprintf("%d-%d", time.Now().UnixMilli(), rand.Intn(1000000))
 	return orm.User.
 		Create().
 		SetEmail(fmt.Sprintf("testuser-%s@localhost.localhost", seed)).