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run-tests.sh
executable file
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run-tests.sh
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#!/bin/bash
trap 'rm -rf "$TMP_DIR"; trap - INT; kill -s INT "$$"' INT
PMT='./bin/pmt'
for CMP in make gcc mktemp mkdir rm shuf head basename time diff grep agrep; do
hash $CMP 2>/dev/null || {
echo "$CMP: command not found" >&2
exit 127
}
done
if ! [ -x $PMT ]; then
make -s clean && make -s || exit $?
if ! [ -x $PMT ]; then
echo "$PMT: No such file or directory" >&2
exit 127
fi
fi
TEST_RUNTIME=${1-true}
ONLY_MATCHING=${2-true}
EDIT_DISTANCE=${3-0}
DATA_DIR=./data
RESULTS_DIR=./data/results
TMP_DIR=$(mktemp -d -p /dev/shm -t pmt.tmp.XXXXXXXXXX)
if [ "$EDIT_DISTANCE" -eq 0 ]; then
ALGORITHMS="grep $($PMT -h | awk '/Supported algorithms/{a=1;next}(a==1){print $1}')"
PATTERN_LENGTHS='2 4 8 16 32 64'
else
ALGORITHMS="agrep $($PMT -h | awk '/\[approximate\]/{print $1}')"
PATTERN_LENGTHS='4 8 16 32'
fi
function get_pattern() {
_LC_ALL=$LC_ALL
LC_ALL=C
PATTERN_LENGTH=$1
FILE=$2
PATTERN=''
while ! [ ${#PATTERN} -eq "$PATTERN_LENGTH" ]; do
PATTERN=$(shuf -n1 <(head -n5000 "$FILE"))
START=$(shuf -n1 -i 0-$((${#PATTERN} - PATTERN_LENGTH)) 2>/dev/null)
PATTERN="${PATTERN:$START:$PATTERN_LENGTH}"
done
echo "$PATTERN"
LC_ALL=$_LC_ALL
}
function runtime() {
if $TEST_RUNTIME; then
sync
echo 3 | sudo tee /proc/sys/vm/drop_caches >/dev/null
fi
command time -f "%e" "${@:2}"
}
if $TEST_RUNTIME; then
STEPS='1 2 3'
FLAGS='-c'
else
STEPS='1'
if $ONLY_MATCHING; then
FLAGS='-bo'
else
FLAGS='-b'
fi
fi
for FILE in "${DATA_DIR}/"*; do
if [ -d "$FILE" ] || ! [ -s "$FILE" ] || ! [ -r "$FILE" ]; then
continue
elif ! [ -f "$FILE" ]; then
echo "$(basename "$0"): $FILE: No such file or directory" >&2
continue
fi
echo -e "--\nFile: \"${FILE}\""
declare -A CSV=([i]='I' [file]="File,$FILE" [pat]='Pattern' [len]='Length')
for ALGORITHM in $ALGORITHMS; do
CSV[algorithm_$ALGORITHM]=$ALGORITHM
done
for PATTERN_LENGTH in $PATTERN_LENGTHS; do
if [ "$PATTERN_LENGTH" -le "$EDIT_DISTANCE" ]; then
continue
fi
PATTERN=$(get_pattern "$PATTERN_LENGTH" "$FILE")
echo "$PATTERN_LENGTH : $FILE : $([ "$EDIT_DISTANCE" -gt 0 ] && echo "Edit=$EDIT_DISTANCE ")\"$PATTERN\""
for I in $STEPS; do
echo -n .
CSV[i]+=",$I"
CSV[pat]+=","$([ $I -eq 1 ] && echo "\"${PATTERN//\"/\\\"}\"")
CSV[len]+=","$([ $I -eq 1 ] && echo "$PATTERN_LENGTH")
for ALGORITHM in $ALGORITHMS; do
echo -n .
OUT_FILE="${TMP_DIR}/${ALGORITHM}.${PATTERN_LENGTH}.I${I}"
TIME_FILE="${OUT_FILE}.time"
if [ "uk" = "$ALGORITHM" ] || [ "wm" = "$ALGORITHM" ]; then
! $TEST_RUNTIME && $ONLY_MATCHING && continue
fi
if [ "grep" = "$ALGORITHM" ]; then
GREP_OUT_FILE=$OUT_FILE
runtime "$ALGORITHM" grep -F $FLAGS "$PATTERN" "$FILE" >"$OUT_FILE" 2>"$TIME_FILE"
elif [ "agrep" = "$ALGORITHM" ]; then
GREP_OUT_FILE=$OUT_FILE
runtime "$ALGORITHM" agrep -"$EDIT_DISTANCE" "$(printf '%q' "$PATTERN")" "$FILE" >"$OUT_FILE" 2>"$TIME_FILE"
else
runtime "$ALGORITHM" "$PMT" -a "$ALGORITHM" $FLAGS "$PATTERN" "$FILE" >"$OUT_FILE" 2>"$TIME_FILE"
fi
if $TEST_RUNTIME; then
CSV[algorithm_$ALGORITHM]+=",$(cat "$TIME_FILE")"
else
diff -u --color=always "$GREP_OUT_FILE" "$OUT_FILE" | less -Fr
if [ "${PIPESTATUS[0]}" != "0" ]; then
DIFF_ERROR=1
fi
fi
done
done
echo
done
if $TEST_RUNTIME; then
mkdir -p "$RESULTS_DIR"
RESULTS_FILE="${RESULTS_DIR}/$(basename "$FILE")-$(date -Is).csv"
{
echo "${CSV[i]}"
echo "${CSV[file]}"
echo "${CSV[pat]}"
echo "${CSV[len]}"
for ALGORITHM in $ALGORITHMS; do
echo "${CSV[algorithm_$ALGORITHM]}"
done
} >>"$RESULTS_FILE"
echo "Exported CSV: $RESULTS_FILE"
fi
done
if $TEST_RUNTIME || [ ! "$DIFF_ERROR" = "1" ]; then
rm -rf "$TMP_DIR"
else
echo "$TMP_DIR"
rm -rfI "$TMP_DIR"
fi
exit 0