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#!/bin/sh
TESTBINDIR=${TESTBINDIR-@TESTBINDIR@}
tmpdir=
jt_pid=
watchdog_pid=
fatal()
{
echo "Error: $1" 1>&2
exit 1
}
cleanup()
{
if [ -n "$watchdog_pid" ]; then
kill "$watchdog_pid" >/dev/null 2>&1 || :
wait "$watchdog_pid" 2>/dev/null || :
fi
if [ -n "$jt_pid" ]; then
kill "$jt_pid" >/dev/null 2>&1 || :
wait "$jt_pid" 2>/dev/null || :
fi
if [ -n "$tmpdir" ]; then
rm -rf "$tmpdir"
fi
}
trap 'status=$?; trap - EXIT; cleanup; exit $status' EXIT
trap 'exit 1' HUP INT QUIT TERM
make_name()
{
char="$1"
length="$2"
name=
i=0
while [ "$i" -lt "$length" ]; do
name="${name}${char}"
i=$((i + 1))
done
printf '%s' "$name"
}
tmpdir=$(mktemp -d "${TMPDIR:-/tmp}/mtd-utils-jittertest.XXXXXX") ||
fatal "mktemp failed"
cd "$tmpdir" || fatal "cannot change to temp dir"
plot_valid=$(make_name a 249)
: > "$plot_valid" || fatal "cannot create valid plot input"
"$TESTBINDIR/plotJittervsFill" -f "$plot_valid" >plot-valid.out 2>plot-valid.err ||
fatal "plotJittervsFill rejected a 249-byte file name"
if grep -q "exceeds maximum length" plot-valid.out plot-valid.err; then
fatal "plotJittervsFill reported a max-length error for a 249-byte file name"
fi
plot_invalid=$(make_name b 250)
"$TESTBINDIR/plotJittervsFill" -f "$plot_invalid" >plot-invalid.out 2>plot-invalid.err || :
if ! grep -q "exceeds maximum length" plot-invalid.out plot-invalid.err; then
fatal "plotJittervsFill did not reject a 250-byte file name"
fi
if grep -q "Unable to open input log file" plot-invalid.out plot-invalid.err; then
fatal "plotJittervsFill reached fopen() for an overlong file name"
fi
jt_read_valid=$(make_name r 32)
"$TESTBINDIR/JitterTest" -c /dev/null -f out.dat -r "$jt_read_valid" >jt-valid.out 2>jt-valid.err &
jt_pid=$!
(
sleep 10
kill -TERM "$jt_pid" >/dev/null 2>&1 || :
sleep 1
kill -KILL "$jt_pid" >/dev/null 2>&1 || :
) &
watchdog_pid=$!
sleep 1
kill -INT "$jt_pid" >/dev/null 2>&1 || fatal "cannot stop JitterTest"
wait "$jt_pid" || fatal "JitterTest failed with a 32-byte read file name"
jt_pid=
kill "$watchdog_pid" >/dev/null 2>&1 || :
wait "$watchdog_pid" 2>/dev/null || :
watchdog_pid=
if ! grep -q "Press Ctrl+C to exit the program." jt-valid.out; then
fatal "JitterTest did not start normally with a 32-byte read file name"
fi
if ! grep -q "JitterTest exiting." jt-valid.out; then
fatal "JitterTest did not exit cleanly after SIGINT"
fi
jt_read_invalid=$(make_name s 33)
"$TESTBINDIR/JitterTest" -c /dev/null -f out.dat -r "$jt_read_invalid" \
>jt-read-invalid.out 2>jt-read-invalid.err || :
if ! grep -q "exceeds maximum length" jt-read-invalid.out jt-read-invalid.err; then
fatal "JitterTest did not reject a 33-byte read file name"
fi
if grep -q "Press Ctrl+C to exit the program." jt-read-invalid.out jt-read-invalid.err; then
fatal "JitterTest started despite an overlong read file name"
fi
jt_console_invalid=$(make_name c 33)
"$TESTBINDIR/JitterTest" -c "$jt_console_invalid" -f out.dat \
>jt-console-invalid.out 2>jt-console-invalid.err || :
if ! grep -q "exceeds maximum length" jt-console-invalid.out jt-console-invalid.err; then
fatal "JitterTest did not reject a 33-byte console file name"
fi
if grep -q "Press Ctrl+C to exit the program." jt-console-invalid.out jt-console-invalid.err; then
fatal "JitterTest started despite an overlong console file name"
fi
echo "SUCCESS"
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