serenity/Userland/Shell/Tests/backgrounding.sh
Andrew Kaster 8fc862f710 Userland: Install shell tests on Serenity
Also make them runnable anywhere. Previously they required $PWD to be
the directory containing test-commons.inc, and for $PWD to be writable.
2021-02-28 18:19:37 +01:00

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#!/bin/Shell
echo "Not running Shell-backgrounding as it has a high failure rate"
echo PASS
exit 0
source $(dirname "$0")/test-commons.inc
setopt --verbose
last_idx=''
block_idx=0
block() {
block_idx=$(expr 1 + $block_idx)
last_idx=$block_idx
mkfifo fifo$block_idx
cat fifo$block_idx&
}
unblock(idx) {
echo unblock $idx > fifo$idx
rm -f fifo$idx
}
assert_job_count(count) {
ecount=$(jobs | wc -l)
shift
if test $ecount -ne $count {
for $* {
unblock $it
}
fail "expected $ecount == $count"
}
}
block
i=$last_idx
assert_job_count 1 $i
unblock $i
wait
block
i=$last_idx
block
j=$last_idx
assert_job_count 2 $i $j
unblock $i
unblock $j
wait