fix bug https://github.com/micro/go-micro/issues/1883 (#1884)

* fix #1883

* fix #1883

Co-authored-by: 杨羽 <yangyu@doumi.com>

util/log/log.go

@@ -209,6 +209,7 @@ func GetLogger() dlog.Log {
 // SetLevel sets the log level
 func SetLevel(l Level) {
 	atomic.StoreInt32((*int32)(&level), int32(l))
+	nlog.Init(nlog.WithLevel(levelToLevel(l)))
 }
 
 // GetLevel returns the current level

util/log/log_test.go

@@ -0,0 +1,13 @@
+package log
+
+import (
+	"testing"
+)
+
+func TestDebug(t *testing.T) {
+	SetLevel(LevelDebug)
+	Debug(123)
+}
+func TestMain(m *testing.M) {
+	m.Run()
+}