#!/usr/bin/sh

set -e

CC=${CC:-gcc}

TEST_DIR="$(readlink -f "$(dirname "$0")")"
cd "$TEST_DIR"

# ensure all tests are queued to run.
awk '
/^TEST/ {
    match($0, /[a-z0-9_]+/)
    key = substr($0, RSTART, RLENGTH)
    seen[key] = or(seen[key], 1)
}
/RUN_TEST/ {
    match($0, /[a-z0-9][a-z0-9_]*/)
    key = substr($0, RSTART, RLENGTH)
    seen[key] = or(seen[key], 2)
}
END {
    result = 0
    for (key in seen) {
        if (seen[key] == 1) {
            print "defined but never tested: " key
            result = or(result, 1)
        } else if (seen[key] == 2) {
            print "tested but never defined: " key
            result = or(result, 1)
        }
    }
    exit(result)
}
' test.c

$CC -std=c99 -I.. -Wall -Wextra -Wno-unused -Werror $CFLAGS test_subject.c -o test_subject
$CC -std=c99 -I.. -Wall -Wextra -Wno-unused -Werror $CFLAGS test.c -o test
./test