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#!/bin/sh
#
# Check that the transfer rate counter changes.
# Transfer 200 bytes as two 100-byte blocks with a 2-second gap between.
#
(dd if=/dev/zero bs=100 count=1 2>/dev/null;
sleep 2;
dd if=/dev/zero bs=100 count=1 2>/dev/null;
) | $PROG -f -i 0.5 -r >/dev/null 2>$TMP1
# Count the number of different rates output.
#
NUM=`tr '\r' '\n' < $TMP1 | sort | uniq -u | wc -l | tr -d ' '`
# There should be more than 2 different rates counted (around 100 bytes/sec
# for the each block, 0 bytes/sec for the gap in the middle, and around 50
# bytes/sec for the average time reported at the end).
#
test $NUM -gt 2
# EOF
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