push_swap/tester.sh

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#!/bin/bash
# This script is used to test the program
GREEN='\033[0;32m'
RED='\033[0;31m'
NC='\033[0m'
BOLD='\033[1m'
run_test_case() {
# echo "Test case $1"
MAX=0
MIN=10000000
AVG=0
SUM_SQUARES=0
ITER=$2
N=$1
MAX_ARGS=""
ABOVE_5500_COUNT=0
# Create a temporary directory to store outputs
TMP_DIR=$(mktemp -d)
# Function to run a single test iteration
run_iteration() {
local iter=$1
local ARG=$(seq -1000 1000 | shuf -n $N)
local OPS_OK=$(./push_swap $ARG | tee >(wc -l | tr -d '[:space:]' > "$TMP_DIR/ops_$iter") | ./checker $ARG | tr -d '[:space:]')
local OPS=$(cat "$TMP_DIR/ops_$iter")
local OK=$OPS_OK
echo "$OPS" > "$TMP_DIR/ops_$iter"
echo "$ARG" > "$TMP_DIR/arg_$iter"
echo "$OK" > "$TMP_DIR/ok_$iter"
}
export -f run_iteration
export TMP_DIR MAX MIN MAX_ARGS AVG N
# Run the iterations in parallel
seq 1 $ITER | xargs -n 1 -P 8 bash -c 'run_iteration "$@"' _
# Process results
for file in $TMP_DIR/ops_*; do
if [ -f "$file" ]; then
local iter=$(basename $file | cut -d'_' -f2)
local OPS=$(cat "$file")
local ARG=$(cat "$TMP_DIR/arg_$iter")
local OK=$(cat "$TMP_DIR/ok_$iter")
AVG=$((AVG + OPS))
SUM_SQUARES=$((SUM_SQUARES + OPS * OPS))
if [ "$OPS" -gt "$MAX" ]; then
MAX=$OPS
MAX_ARGS="Max: $OPS | $(echo $ARG | tr -d '\n')"
fi
if [ "$OPS" -lt "$MIN" ]; then
MIN=$OPS
fi
if [ "$OPS" -gt 5500 ]; then
ABOVE_5500_COUNT=$((ABOVE_5500_COUNT + 1))
fi
if [ "$OK" != "OK" ]; then
echo "================================"
echo "Error"
echo "Args: $ARG"
echo "Ops: $OPS"
echo "Checker: $OK"
echo "================================"
fi
fi
done
AVG=$((AVG / ITER))
VARIANCE=$((SUM_SQUARES / ITER - AVG * AVG))
STDDEV=$(echo "sqrt($VARIANCE)" | bc -l)
echo -e "Testing\t $BOLD$N \telements $ITER times:$NC \t\tmax:$GREEN $MAX$NC\t\tmin:$RED $MIN$NC\t\tavg: $AVG\t\tstddev: $(printf "%.2f" $STDDEV)"
# echo "Iterations: $ITER"
# echo "Max: $MAX"
# echo "Min: $MIN"
# echo "Average: $AVG"
# echo "--------------------------------"
# echo "Max Args: $MAX_ARGS"
# echo "--------------------------------"
# if [ "$N" -eq 500 ]; then
# echo "Number of tests with OPS > 5500: $ABOVE_5500_COUNT"
# echo "--------------------------------"
# fi
# echo ""
# Clean up
rm -rf "$TMP_DIR"
}
check_output() {
local output=$1
local expected=$2
local message=$3
if [ "$output" == "$expected" ]; then
echo -e "${message}: ${GREEN}OK${NC}"
else
echo -e "${message}: ${RED}KO${NC}"
fi
}
# Test push_swap with non-numeric arguments
ARGS="a b c"
OUTPUT=$(./push_swap $ARGS 2>&1 >/dev/null)
check_output "$OUTPUT" "Error" "1. Test push_swap with non-numeric arguments"
# Test push_swap with duplicate arguments
ARGS="1 1 2 3"
OUTPUT=$(./push_swap $ARGS 2>&1 >/dev/null)
check_output "$OUTPUT" "Error" "2. Test push_swap with duplicate arguments"
# Test push_swap with empty arguments
OUTPUT=$(./push_swap 2>&1 >/dev/null)
check_output "$OUTPUT" "" "3. Test push_swap with empty arguments"
# Test push_swap with invalid arguments
ARGS="1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 a"
OUTPUT=$(./push_swap $ARGS 2>&1)
check_output "$OUTPUT" "Error" "4. Test push_swap with invalid arguments"
# Test push_swap with valid arguments
ARGS="1 2 3 4 5 6 7 8 9 10 11 12 13 14 15"
OUTPUT=$(./push_swap $ARGS 2>&1 >/dev/null)
check_output "$OUTPUT" "" "5. Test push_swap with valid arguments"
# Run push_swap with only numeric parameters including one greater than MAXINT. The program must display "Error".
OUTPUT=$(./push_swap 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 999999999999999 2>&1 >/dev/null)
check_output "$OUTPUT" "Error" "6. Test push_swap with only numeric parameters including one greater than MAXINT"
# Run the following command "$>./push_swap 42". The program should display nothing (0 instruction).
OUTPUT=$(./push_swap 42 2>&1 >/dev/null)
check_output "$OUTPUT" "" "7. Test push_swap with a single argument"
# Run the following command "$>./push_swap 2 3". The program should display nothing (0 instruction).
OUTPUT=$(./push_swap 2 3 2>&1 >/dev/null)
check_output "$OUTPUT" "" "8. Test push_swap with two ordered arguments"
# Run the following command "$>./push_swap 0 1 2 3". The program should display nothing (0 instruction).
OUTPUT=$(./push_swap 0 1 2 3 2>&1 >/dev/null)
check_output "$OUTPUT" "" "9. Test push_swap with four ordered arguments"
# Run the following command "$>./push_swap 'Between 0 and 9 randomly sorted values chosen>'. The program should display nothing (0 instruction).
OUTPUT=$(./push_swap 11 22 33 44 55 66 77 88 99 2>&1 >/dev/null)
check_output "$OUTPUT" "" "10. Test push_swap with nine ordered arguments"
# Run the following command "$>./push_swap 0 1 2 3 4 5 6 7 8 9". The program should display nothing (0 instruction).
OUTPUT=$(./push_swap 0 1 2 3 4 5 6 7 8 9 2>&1 >/dev/null)
check_output "$OUTPUT" "" "11. Test push_swap with ten ordered arguments"
# Test checker with non-numeric arguments
ARGS="a b c"
OUTPUT=$(./checker $ARGS 2>&1 >/dev/null)
check_output "$OUTPUT" "Error" "12. Test checker with non-numeric arguments"
# Test checker with duplicate arguments
ARGS="1 1 2 3"
OUTPUT=$(./checker $ARGS 2>&1 >/dev/null)
check_output "$OUTPUT" "Error" "13. Test checker with duplicate arguments"
# Test checker with empty arguments
OUTPUT=$(./checker 2>&1 >/dev/null)
check_output "$OUTPUT" "" "14. Test checker with empty arguments"
# Test checker with invalid arguments
ARGS="1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 a"
OUTPUT=$(./checker $ARGS 2>&1 >/dev/null)
check_output "$OUTPUT" "Error" "15. Test checker with invalid arguments"
# Test checker with valid arguments
ARGS="1 2 3 4 5 6 7 8 9 10 11 12 13 14 15"
OUTPUT=$(./push_swap $ARGS | ./checker $ARGS)
check_output "$OUTPUT" "OK" "16. Test push_swap and checker with ordered list"
# Run "$>ARG="2 1 0"; ./push_swap $ARG | ./checker_OS $ARG". Check that the checker program displays "OK" and that the size of the list of instructions from push_swap is 2 OR 3. Otherwise the test fails.
OUTPUT=$(ARG="2 1 0"; ./push_swap $ARG | ./checker $ARG)
check_output "$OUTPUT" "OK" "17. Run \"$>ARG=\"2 1 0\"; ./push_swap \$ARG | ./checker_OS \$ARG\". Check that the checker program displays \"OK\""
OUTPUT=$(ARG="2 1 0"; ./push_swap $ARG | wc -l)
if [ "$OUTPUT" -lt 3 ]; then
echo -e "18. The size of the list of instructions from push_swap is less than 3: ${GREEN}OK${NC}"
else
echo -e "18. The size of the list of instructions from push_swap is less than 3: ${RED}KO${NC}"
fi
# Run "$>ARG="1 5 2 4 3"; ./push_swap $ARG | ./checker_OS $ARG". Check that the checker program displays "OK" and that the size of the list of instructions from push_swap is 12. Otherwise the test fails.
OUTPUT=$(ARG="1 5 2 4 3"; ./push_swap $ARG | ./checker $ARG)
check_output "$OUTPUT" "OK" "19. Run \"$>ARG=\"1 5 2 4 3\"; ./push_swap \$ARG | ./checker_OS \$ARG\". Check that the checker program displays \"OK\""
OUTPUT=$(ARG="1 5 2 4 3"; ./push_swap $ARG | wc -l)
if [ "$OUTPUT" -lt 12 ]; then
echo -e "20. The size of the list of instructions from push_swap is less than 12: ${GREEN}OK${NC}"
else
echo -e "20. The size of the list of instructions from push_swap is less than 12: ${RED}KO${NC}"
fi
# Run checker with valid parameters and an invalid action
ARGS="1 2 3"
ACTIONS="invalid_action"
OUTPUT=$(echo -e "$ACTIONS" | ./checker $ARGS 2>&1 >/dev/null)
check_output "$OUTPUT" "Error" "21. Run checker with valid parameters and an invalid action"
# Run checker with valid parameters and an action with spaces
ARGS="1 2 3"
ACTIONS=" sa \npb\nrrr "
OUTPUT=$(echo -e "$ACTIONS" | ./checker $ARGS 2>&1 >/dev/null)
check_output "$OUTPUT" "Error" "22. Run checker with valid parameters and an action with spaces"
# Run checker with a specific command and action list
ARGS="0 9 1 8 2 7 3 6 4 5"
ACTIONS="sa\npb\nrrr\n"
OUTPUT=$(echo -e "$ACTIONS" | ./checker $ARGS)
check_output "$OUTPUT" "KO" "23. Run checker with specific command and action list"
# Run checker with a valid list and a valid instruction list that doesn't order the integers
ARGS="4 3 2 1"
ACTIONS="sa\npb\nra\nrra\npa"
OUTPUT=$(echo -e "$ACTIONS" | ./checker $ARGS)
check_output "$OUTPUT" "KO" "24. Run checker with valid list and invalid instruction list"
ARGS="5 1 3 2 4"
ACTIONS="pb\npb\nsa\npa\npa"
OUTPUT=$(echo -e "$ACTIONS" | ./checker $ARGS)
check_output "$OUTPUT" "KO" "25. Run checker with valid list and invalid instruction list"
ARGS="6 5 4 3 2 1"
ACTIONS="pb\npb\npb\nsa\npa\npa\npa"
OUTPUT=$(echo -e "$ACTIONS" | ./checker $ARGS)
check_output "$OUTPUT" "KO" "26. Run checker with valid list and invalid instruction list"
# Run checker with no instructions
ARGS="0 1 2"
OUTPUT=$(echo -e "" | ./checker $ARGS)
check_output "$OUTPUT" "OK" "27. Run checker with no instructions"
# Run checker with a specific command and valid action list
ARGS="0 9 1 8 2"
ACTIONS="pb\nra\npb\nra\nsa\nra\npa\npa"
OUTPUT=$(echo -e "$ACTIONS" | ./checker $ARGS)
check_output "$OUTPUT" "OK" "28. Run checker with specific command and valid action list"
# Run checker with a valid list and a valid instruction list that orders the integers
ARGS="3 2 1"
ACTIONS="sa\nra\nsa\nrra"
OUTPUT=$(echo -e "$ACTIONS" | ./checker $ARGS)
check_output "$OUTPUT" "OK" "29. Run checker with valid list and valid instruction list"
ARGS="4 1 3 2"
ACTIONS="pb\npb\nsa\npa\npa"
OUTPUT=$(echo -e "$ACTIONS" | ./checker $ARGS)
check_output "$OUTPUT" "OK" "30. Run checker with valid list and valid instruction list"
ARGS="5 4 3 2 1"
ACTIONS="pb\npb\npb\nsa\npa\npa\npa"
OUTPUT=$(echo -e "$ACTIONS" | ./checker $ARGS)
check_output "$OUTPUT" "OK" "31. Run checker with valid list and valid instruction list"
# Repeat the test with several permutations
for i in {1..5}; do
ARGS=$(seq 1 5 | shuf | tr '\n' ' ')
ACTIONS=$(./push_swap $ARGS)
OUTPUT=$(echo -e "$ACTIONS" | ./checker $ARGS)
check_output "$OUTPUT" "OK" "32. Run checker with random permutation $i"
done
run_test_case 3 100
run_test_case 5 100
run_test_case 7 100
run_test_case 10 100
run_test_case 50 1
run_test_case 100 1
run_test_case 500 1