[UT] add ut for cmdinit/cmdinit.go

Signed-off-by: xin.li <xin.li@daocloud.io>

pkg/karmadactl/cmdinit/cmdinit_test.go

@@ -0,0 +1,19 @@
+package cmdinit
+
+import (
+	"testing"
+)
+
+func TestNewCmdInit(t *testing.T) {
+	cmdinit := NewCmdInit("karmadactl")
+	if cmdinit == nil {
+		t.Errorf("NewCmdInit() want return not nil, but return nil")
+	}
+}
+
+func Test_initExample(t *testing.T) {
+	cmdinitexample := NewCmdInit("karmadactl")
+	if cmdinitexample == nil {
+		t.Errorf("initExample() want return not nil, but return nil")
+	}
+}