# -*- Autotest -*-

AT_BANNER([Client])

## ---------------- ##
##     set_echo     ##
## ---------------- ##

AT_TESTFUN([set_echo],
[[
#include <assert.h>
#include "client.h"
#include "internal_libreport.h"
#include <pty.h>

#define ECHO_TEST (!(new_mode.c_lflag & ECHO))
#define ECHONL_TEST (!(new_mode.c_lflag & ECHONL))

int main (void)
{
    int master_pty;

    pid_t pid = forkpty(&master_pty, NULL, NULL, NULL);
    if (pid < 0) {
        perror_msg_and_die("forkpty failed.");
    }

    if (pid == 0) {
        int check, result, changed;
        struct termios old_mode, new_mode;
        assert(isatty(STDIN_FILENO) == 1);

        check = tcgetattr(STDIN_FILENO, &new_mode);
        assert(check == 0);
        old_mode = new_mode;

        new_mode.c_lflag |= ECHO;
        new_mode.c_lflag &= ~(ECHONL);
        check = tcsetattr(STDIN_FILENO, TCSANOW, &new_mode);
        assert(check == 0);

        changed = 0;
        result = set_echo(changed);
        check = tcgetattr(STDIN_FILENO, &new_mode);
        assert(check == 0);
        assert(result != changed);
        assert(ECHO_TEST == 1);
        assert(ECHONL_TEST == 0);

        changed = 1;
        result = set_echo(changed);
        check = tcgetattr(STDIN_FILENO, &new_mode);
        assert(check == 0);
        assert(result == changed);
        assert(ECHO_TEST == 0);
        assert(ECHONL_TEST == 1);

        new_mode.c_lflag &= ~(ECHO);
        new_mode.c_lflag |= ECHONL;
        check = tcsetattr(STDIN_FILENO, TCSANOW, &new_mode);
        assert(check == 0);

        changed = 0;
        result = set_echo(changed);
        check = tcgetattr(STDIN_FILENO, &new_mode);
        assert(result == changed);
        assert(ECHO_TEST == 1);
        assert(ECHONL_TEST == 0);

        new_mode.c_lflag |= ECHO;
        new_mode.c_lflag &= ~(ECHONL);
        check = tcsetattr(STDIN_FILENO, TCSANOW, &new_mode);
        assert(check == 0);

        changed = 1;
        result = set_echo(changed);
        check = tcgetattr(STDIN_FILENO, &new_mode);
        assert(result != changed);
        assert(ECHO_TEST == 0);
        assert(ECHONL_TEST == 1);

        new_mode.c_lflag &= ~(ECHO | ECHONL);
        check = tcsetattr(STDIN_FILENO, TCSANOW, &new_mode);
        assert(check == 0);

        changed = 0;
        result = set_echo(changed);
        check = tcgetattr(STDIN_FILENO, &new_mode);
        assert(result != changed);
        assert(ECHO_TEST == 1);
        assert(ECHONL_TEST == 0);

        new_mode.c_lflag &= ~(ECHO | ECHONL);
        check = tcsetattr(STDIN_FILENO, TCSANOW, &new_mode);
        assert(check == 0);

        changed = 1;
        result = set_echo(changed);
        check = tcgetattr(STDIN_FILENO, &new_mode);
        assert(check == 0);
        assert(result == changed);
        assert(ECHO_TEST == 0);
        assert(ECHONL_TEST == 1);

        new_mode.c_lflag |= (ECHO | ECHONL);
        check = tcsetattr(STDIN_FILENO, TCSANOW, &new_mode);
        assert(check == 0);

        changed = 0;
        result = set_echo(changed);
        check = tcgetattr(STDIN_FILENO, &new_mode);
        assert(check == 0);
        assert(result != changed);
        assert(ECHO_TEST == 1);
        assert(ECHONL_TEST == 0);

        new_mode.c_lflag |= (ECHO | ECHONL);
        check = tcsetattr(STDIN_FILENO, TCSANOW, &new_mode);
        assert(check == 0);

        changed = 1;
        result = set_echo(changed);
        check = tcgetattr(STDIN_FILENO, &new_mode);
        assert(check == 0);
        assert(result == changed);
        assert(ECHO_TEST == 0);
        assert(ECHONL_TEST == 1);

        check = tcsetattr(STDIN_FILENO, TCSANOW, &old_mode);
        assert(check == 0);

        return 0;
    }

    int status;
    if (safe_waitpid(pid, &status, 0) < 0) {
        perror_msg_and_die("waitpid failed.");
    }

    if (WIFEXITED(status)) {
        return WEXITSTATUS(status);
    }
    else if (WIFSIGNALED(status)) {
        error_msg_and_die("Killed by signal %d.", WTERMSIG(status));
    }
    else {
        error_msg_and_die("Test unexpectedly stopped/continued.");
    }

    return 0;
}
]])