lix/tests/gc-non-blocking.sh

34 lines
681 B
Bash
Raw Normal View History

2021-10-15 16:52:37 +02:00
# Test whether the collector is non-blocking, i.e. a build can run in
# parallel with it.
source common.sh
needLocalStore "the GC test needs a synchronisation point"
clearStore
fifo=$TEST_ROOT/test.fifo
mkfifo "$fifo"
dummy=$(nix store add-path ./simple.nix)
running=$TEST_ROOT/running
touch $running
(_NIX_TEST_GC_SYNC=$fifo nix-store --gc -vvvvv; rm $running) &
pid=$!
sleep 2
outPath=$(nix-build --max-silent-time 60 -o "$TEST_ROOT/result" -E "
2021-10-15 16:52:37 +02:00
with import ./config.nix;
mkDerivation {
name = \"non-blocking\";
buildCommand = \"set -x; test -e $running; mkdir \$out; echo > $fifo\";
}")
wait $pid
(! test -e $running)
(! test -e $dummy)
test -e $outPath