just add m.Run()

Signed-off-by: pingjiang <xiangpingjiang1998@gmail.com>

pkg/controller/cloneset/revision/cloneset_revision_test.go

@@ -19,38 +19,21 @@ package revision
 
 import (
 	"os"
-	"path/filepath"
 	"reflect"
-	"runtime"
 	"testing"
 
-	stdlog "log"
-
 	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
-	"sigs.k8s.io/controller-runtime/pkg/envtest"
 
 	"github.com/openkruise/kruise/apis"
 	clonesettest "github.com/openkruise/kruise/pkg/controller/cloneset/test"
 	v1 "k8s.io/api/core/v1"
 	"k8s.io/client-go/kubernetes/scheme"
-	"k8s.io/client-go/rest"
 	"k8s.io/kubernetes/pkg/controller/history"
 )
 
-var cfg *rest.Config
-
 func TestMain(m *testing.M) {
-	runtime.GOMAXPROCS(4)
-	t := &envtest.Environment{
-		CRDDirectoryPaths: []string{filepath.Join("..", "..", "..", "config", "crd", "bases")},
-	}
 	utilruntime.Must(apis.AddToScheme(scheme.Scheme))
-	var err error
-	if cfg, err = t.Start(); err != nil {
-		stdlog.Fatal(err)
-	}
 	code := m.Run()
-	t.Stop()
 	os.Exit(code)
 }