add testall rule

Makefile

@@ -72,6 +72,9 @@ else ifneq ($(DOCKER_DIR), $(realpath $(DOCKER_DIR)))
 endif
 
 test: all
+	@(cd $(DOCKER_DIR); sudo -E go test $(GO_OPTIONS))
+
+testall: all
 	@(cd $(DOCKER_DIR); sudo -E go test ./... $(GO_OPTIONS))
 
 fmt: