WIP: test makefile

test/run.sh

@@ -1,15 +1,19 @@
 #!/bin/sh
 
-set -eux
+set -eu
 
 TEST_DIR=$(dirname "$0")
-TESTS_ROOT="${TEST_DIR}/test_root"
+TESTS_ROOT="$(pwd)/${TEST_DIR}/test_root"
 
-cp "${TEST_DIR}/testwrapper.sh" "${TESTS_ROOT}/usr/local/bin/"
+echo "Hint: Execute './test/testenter.sh \$(pgrep -P $$) /bin/sh; reset' to enter the test namespace"
 
-unshare \
+# Not supported by Busybox unshare:
+#  --cgroup --time
+export PATH=/sbin:/bin
+exec unshare \
     --user --map-root-user \
     --fork --pid --mount-proc \
     --mount \
     --mount-proc \
-    chroot "$TESTS_ROOT" /usr/local/bin/testwrapper.sh "$@"
+    --uts --ipc --net \
+    chroot "$TESTS_ROOT" /bin/testwrapper.sh "$@"