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#!/bin/sh
# Note generating test data
# may take a while
# using 'printf' instead of 'echo'
# due to performance issues
random_file() {
{
for ((i=1; i<=$2; i++)); do
printf "%d\t%d\n" $((RANDOM)) $((RANDOM))
done
} > "$1"
}
sorted_file() {
{
for ((i=1; i<=$2; i++)); do
printf "%d\t%d\n" $i $i
done
} > "$1"
}
reverse_file() {
{
for ((i=$2; i>=1; i--)); do
printf "%d\t%d\n" $i $i
done
} > "$1"
}
mkdir -p data
sizes=() # start with 0 if you want
for ((i=0; i<=100; i++)); do
int=${i%.*}
sizes+=( $((1000*i)) )
done
types=("random" "sorted" "reverse")
for data_type in "${types[@]}"; do
for size in "${sizes[@]}"; do
for run in {1..3}; do
outfile="data/${data_type}_${size}_${run}.tsv" # '.tsv' stands for
echo "Generating $outfile ..." # tab seperated values
if [ "$data_type" = "sorted" ]; then
sorted_file $outfile $size
elif [ "$data_type" = "reverse" ]; then
reverse_file $outfile $size
else
random_file $outfile $size
fi
done
done
done
echo "All random data files gernated in ./data/"
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