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shuffle3/test.sh

52 lines
912 B

#!/bin/bash
TFILE=/tmp/shuffle3-test-$(uuidgen)
TFILE2=$TFILE-cmp
FSIZE=${FSIZE:-$(( 1024 * 1024 * 10))}
FCNT=${FCNT:-4}
TRUE_SIZE=$(( FSIZE * FCNT))
function cleanup {
rm -f $TFILE $TFILE2
}
trap cleanup EXIT
stest() {
if fcmp $TFILE $TFILE2; then
echo ": shuffling $TRUE_SIZE bytes"
$1 -s $TFILE
if fcmp $TFILE $TFILE2; then
echo "Failed: Shuffle did nothing"
exit 1
else
echo ": unshuffling $TRUE_SIZE bytes"
$1 -u $TFILE
if fcmp $TFILE $TFILE2; then
echo "OK"
else
echo "Failed: Unshuffle didn't reproduce original file"
exit 1
fi
fi
else
echo "Invalid init: Files weren't identical"
exit -1
fi
}
echo ">>> Initialising"
dd if=/dev/urandom of=$TFILE bs=$FSIZE count=$FCNT >> /dev/null 2>&1 || exit -1
cp $TFILE $TFILE2 || exit -1
for ex in "$@"; do
if [[ -f "$ex" ]]; then
echo ">>> Testing $ex"
stest "$ex" || exit 1
fi
done
echo "Passed."