ttest004 - dedup - deduplicating backup program
 (HTM) git clone git://git.z3bra.org/dedup.git
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       ttest004 (402B)
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            1 #!/bin/sh
            2 set -ex
            3 
            4 SHA1SUM=${SHA1SUM:-sha1sum}
            5 
            6 repo=`mktemp -u`
            7 data=`mktemp`
            8 dd if=/dev/urandom of="$data" bs=1M count=64
            9 ./dup-init "$repo"
           10 ./dup-pack -r "$repo" snap0 < "$data"
           11 ./dup-rm -r "$repo" snap0
           12 ./dup-pack -r "$repo" snap0 < "$data"
           13 sum0=`$SHA1SUM < "$data" | awk '{print $1}'`
           14 sum1=`./dup-unpack -r "$repo" snap0 | $SHA1SUM | awk '{print $1}'`
           15 [ "$sum0" = "$sum1" ]
           16 rm -rf "$repo" "$data"