. "$BST_LIB"
require memtester memtester/present

# memtester allocates a region and runs its memory-test battery over it. Pass an
# explicit loop count (a bare invocation loops forever) and a small region so the
# run is quick. mlock() is best-effort on wasm32-hwjs; memtester warns and
# continues with unlocked memory, still running every subtest.
work=${TMPDIR:-/tmp}/bst-memtester.$$
rm -rf "$work"; mkdir -p "$work"
memtester 256K 1 >"$work/mt.log" 2>&1; rc=$?

# A clean run exits 0.
if [ "$rc" -eq 0 ]; then bst_ok memtester/run
else bst_notok memtester/run "rc=$rc $(_bst_1line "$(cat "$work/mt.log")")"; fi

# The battery ran to completion.
check_out memtester/done "Done" cat "$work/mt.log"

# No subtest reported a FAILURE.
if grep -q "FAILURE" "$work/mt.log"; then
  bst_notok memtester/nofail "$(_bst_1line "$(grep -m1 FAILURE "$work/mt.log")")"
else bst_ok memtester/nofail; fi

rm -rf "$work"