rm -f *.out *.log

. ../../flush-cache.sh
redo-ifchange 1.out 2.out
[ "$(cat 1.log | wc -l)" = 1 ] || exit 55
[ "$(cat 2.log | wc -l)" = 1 ] || exit 56
. ../../flush-cache.sh
touch 1.in
redo-ifchange 1.out 2.out
[ "$(cat 1.log | wc -l)" = 2 ] || exit 57
[ "$(cat 2.log | wc -l)" = 1 ] || exit 58