Use command result arguments

test/integration/aaa_download_only_test.go

@@ -73,7 +73,7 @@ func TestDownloadOnly(t *testing.T) {
 				}
 
 				// skip verify for cache images if --vm-driver=none
-				if !strings.Contains(strings.Join(StartArgs(), " "), "--vm-driver=none") {
+				if !strings.Contains(strings.Join(rrr.Args, " "), "--vm-driver=none") {
 					for _, img := range imgs {
 						img = strings.Replace(img, ":", "_", 1) // for example kube-scheduler:v1.15.2 --> kube-scheduler_v1.15.2
 						fp := filepath.Join(localpath.MiniPath(), "cache", "images", img)