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#!/usr/bin/env bash
# set -euo pipefail
IFS='
'
script_dirS=$(cd -P "$(dirname "$BASH_SOURCE")" &>/dev/null && pwd)
challenge() {
submitted="./calculator.sh $@
"
expected="./calculator.sh $@
"
submitted+=$(2>&1 bash "$script_dirS"/student/calculator.sh "$@")
submitted+="
exit status: $?"
expected+=$(2>&1 bash "$script_dirS"/solutions/calculator.sh "$@")
expected+="
exit status: $?"
diff -U 1 <(echo "$submitted") <(echo "$expected")
if [ $? != 0 ]
then
exit 1
fi
}
# Check if student uses case statement
if [[ $(cat "$script_dirS"/student/calculator.sh | grep case | wc -l) -eq 0 ]]
then
echo "Error: the use of case statement is mandatory"
exit 1
fi
# Valid inputs
challenge "15" "+" "10"
challenge "15" "-" "10"
challenge "15" "/" "10"
challenge "15" "*" "10"
challenge "3491" "+" "-67"
challenge "3491" "-" "-67"
challenge "3491" "/" "-67"
challenge "3491" "*" "-67"
challenge "-3491" "+" "-67"
challenge "-3491" "-" "-67"
challenge "-3491" "/" "-67"
challenge "-3491" "*" "-67"
# Invalid inputs
challenge
challenge "-3491" "*" "-67" "10" "12"
challenge "20" "/" "0"
challenge "20" "@" "10"
challenge "10" "*" "67invalid"
# Test operators functions
source $script_dirS"/student/calculator.sh" 10 + 10 >/dev/null 2>&1
if [ $(do_add 11 14) != 25 ]
then
echo "error in function do_add"
exit 1
fi
if [ $(do_sub 11 14) != -3 ]
then
echo "error in function do_sub"
exit 1
fi
if [ $(do_mult 3 5) != 15 ]
then
echo "error in function do_mult"
exit 1
fi
if [ $(do_divide 50 5) != 10 ]
then
echo "error in function do_divide"
exit 1
fi