scripts: add profiling test

scripts/profile.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+set -x -u
+SRC=`tempfile`
+DST=`tempfile`
+AUDIO=`tempfile`
+dd if=/dev/urandom of=$SRC bs=1kB count=1000
+export BITRATE=80
+time python -m cProfile -o send.prof amodem-cli send -l- -vv -i $SRC -o $AUDIO 2> send.log
+echo -e "sort cumtime\nstats" | python -m pstats send.prof > send.prof.txt
+
+time python -m cProfile -o recv.prof amodem-cli recv -l- -vv -i $AUDIO -o $DST 2> recv.log
+echo -e "sort cumtime\nstats" | python -m pstats recv.prof > recv.prof.txt
+
+diff $SRC $DST || echo "ERROR!"
+rm $SRC $DST $AUDIO