load 'test_helper/common'

function setup_file() {
    local PRIVATE_CONFIG
    PRIVATE_CONFIG="$(duplicate_config_for_container .)"
    docker run -d --name mail_helper_functions \
        --cap-add=NET_ADMIN \
        -v "${PRIVATE_CONFIG}":/tmp/docker-mailserver \
        -v "$(pwd)/test/test-files":/tmp/docker-mailserver-test:ro \
        -e ENABLE_FETCHMAIL=1 \
        -h mail.my-domain.com -t "${NAME}"
    wait_for_finished_setup_in_container mail_helper_functions
}

function teardown_file() {
    docker rm -f mail_helper_functions
}

@test "check helper functions (network.sh): _sanitize_ipv4_to_subnet_cidr" {
    run docker exec mail_helper_functions bash -c "source /usr/local/bin/helpers/index.sh; _sanitize_ipv4_to_subnet_cidr 255.255.255.255/0"
    assert_output "0.0.0.0/0"
    run docker exec mail_helper_functions bash -c "source /usr/local/bin/helpers/index.sh; _sanitize_ipv4_to_subnet_cidr 192.168.255.14/20"
    assert_output "192.168.240.0/20"
    run docker exec mail_helper_functions bash -c "source /usr/local/bin/helpers/index.sh; _sanitize_ipv4_to_subnet_cidr 192.168.255.14/32"
    assert_output "192.168.255.14/32"
}