+RUN sed -r "s/^(::1.*)/#\1/" /etc/hosts > /etc/hosts.new \
+ && cat /etc/hosts.new > /etc/hosts \
+ && cat /etc/hosts \
+ && go test -failfast -test.coverprofile /tmp/submgr_cover.out -count=1 -v ./pkg/control \
+ && go tool cover -html=/tmp/submgr_cover.out -o /tmp/submgr_cover.html
+
+# test formating (not important)
+RUN test -z "$(gofmt -l pkg/control/*.go)"
+RUN test -z "$(gofmt -l pkg/teststub/*.go)"
+RUN test -z "$(gofmt -l pkg/teststubdummy/*.go)"
+RUN test -z "$(gofmt -l pkg/teststube2ap/*.go)"
+
+
+###########################################################
+#
+###########################################################
+FROM ubuntu:20.04