diff options
Diffstat (limited to 'tests/shell/run-tests.sh')
| -rwxr-xr-x | tests/shell/run-tests.sh | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/tests/shell/run-tests.sh b/tests/shell/run-tests.sh index 7ac6202c..c77284ac 100755 --- a/tests/shell/run-tests.sh +++ b/tests/shell/run-tests.sh @@ -21,6 +21,31 @@ array_contains() { return 1 } +strtonum() { + local s="$1" + local n + local n2 + + re='^[[:space:]]*([0-9]+)[[:space:]]*$' + if [[ "$s" =~ $re ]] ; then + n="${BASH_REMATCH[1]}" + if [ "$(( n + 0 ))" = "$n" ] ; then + echo "$n" + return 0 + fi + fi + re='^[[:space:]]*0x([0-9a-fA-F]+)[[:space:]]*$' + if [[ "$s" =~ $re ]] ; then + n="${BASH_REMATCH[1]}" + n2="$(( 16#$n + 0 ))" + if [ "$n2" = "$(printf '%d' "0x$n" 2>/dev/null)" ] ; then + echo "$n2" + return 0 + fi + fi + return 1 +} + _msg() { local level="$1" shift @@ -170,6 +195,9 @@ usage() { echo " Setting this to \"0\" means also to perform global cleanups between tests (remove" echo " kernel modules)." echo " Parallel jobs requires unshare and are disabled with NFT_TEST_UNSHARE_CMD=\"\"." + echo " NFT_TEST_RANDOM_SEED=<SEED>: The test runner will export the environment variable NFT_TEST_RANDOM_SEED" + echo " set to a random number. This can be used as a stable seed for tests to randomize behavior." + echo " Set this to a fixed value to get reproducible behavior." echo " TMPDIR=<PATH> : select a different base directory for the result data." echo echo " NFT_TEST_HAVE_<FEATURE>=*|y: Some tests requires certain features or will be skipped." @@ -209,9 +237,26 @@ KMEMLEAK="$(bool_y "$KMEMLEAK")" NFT_TEST_KEEP_LOGS="$(bool_y "$NFT_TEST_KEEP_LOGS")" NFT_TEST_HAS_REALROOT="$NFT_TEST_HAS_REALROOT" NFT_TEST_JOBS="${NFT_TEST_JOBS:-$_NFT_TEST_JOBS_DEFAULT}" +NFT_TEST_RANDOM_SEED="$NFT_TEST_RANDOM_SEED" NFT_TEST_SKIP_slow="$(bool_y "$NFT_TEST_SKIP_slow")" DO_LIST_TESTS= +if [ -z "$NFT_TEST_RANDOM_SEED" ] ; then + # Choose a random value. + n="$SRANDOM" +else + # Parse as number. + n="$(strtonum "$NFT_TEST_RANDOM_SEED")" + if [ -z "$n" ] ; then + # If not a number, pick a hash based on the SHA-sum of the seed. + n="$(printf "%d" "0x$(sha256sum <<<"NFT_TEST_RANDOM_SEED:$NFT_TEST_RANDOM_SEED" | sed -n '1 { s/^\(........\).*/\1/p }')")" + fi +fi +# Limit a 31 bit decimal so tests can rely on this being in a certain +# restricted form. +NFT_TEST_RANDOM_SEED="$(( $n % 0x80000000 ))" +export NFT_TEST_RANDOM_SEED + TESTS=() while [ $# -gt 0 ] ; do @@ -473,6 +518,7 @@ msg_info "conf: NFT_TEST_HAS_UNSHARED=$(printf '%q' "$NFT_TEST_HAS_UNSHARED")" msg_info "conf: NFT_TEST_HAS_UNSHARED_MOUNT=$(printf '%q' "$NFT_TEST_HAS_UNSHARED_MOUNT")" msg_info "conf: NFT_TEST_KEEP_LOGS=$(printf '%q' "$NFT_TEST_KEEP_LOGS")" msg_info "conf: NFT_TEST_JOBS=$NFT_TEST_JOBS" +msg_info "conf: NFT_TEST_RANDOM_SEED=$NFT_TEST_RANDOM_SEED" msg_info "conf: TMPDIR=$(printf '%q' "$_TMPDIR")" echo for KEY in $(compgen -v | grep '^NFT_TEST_SKIP_' | sort) ; do |