Simple lab checker for C/C++ programs that is being compiled from Make. Script reads test cases from `tests` directory and compares output from program with text after `out:` separator in test case file.

test.sh

#!/bin/bash

# --- exit codes ---

TESTS_SUCCESS=0
TESTS_FAILURE=1

# --- END exit codes ---

# --- constants ---

FONT_COLOR_RED_START="\033[1;31m"
FONT_COLOR_RED_END="\033[0m"

FONT_COLOR_GREEN_START="\033[0;32m"
FONT_COLOR_GREEN_END="\033[0m"

FAILURE_CHAR="\u2717"
SUCCESS_CHAR="\u2713"

TESTCASES_DIR="./tests"

# --- END constants ---



printf "Run tests...\n"

for testcase_path in $(find $TESTCASES_DIR -name '*' -type f)
do
    if ! diff <(make 1> /dev/null && ./program < $testcase_path) <(sed '1,/out:/d' $testcase_path); then
        printf "${FONT_COLOR_RED_START}--> $testcase_path ${FAILURE_CHAR}${FONT_COLOR_RED_END}\n" 1>&2
        exit $TESTS_FAILURE
    else
        printf "${FONT_COLOR_GREEN_START}   $testcase_path ${SUCCESS_CHAR}${FONT_COLOR_GREEN_END}\n"
    fi
done

printf "${FONT_COLOR_GREEN_START}Tests passed!${FONT_COLOR_GREEN_END}\n"
exit $TESTS_SUCCESS