#include "../src/serial.h"
#include <cassert>
#include <chrono>
#include <string>
#include <unistd.h>
#if defined(__APPLE__)
#include <util.h>
#else
#include <pty.h>
#endif

int main() {
    using namespace bfebbx;
    using namespace std::chrono_literals;

    int master = -1, slave = -1;
    assert(openpty(&master, &slave, nullptr, nullptr, nullptr) == 0);

    // Pre-load a canned response into the master's read buffer.
    const char* resp = "hello world#";
    assert(write(slave, resp, 12) == 12);

    Serial s = Serial::fromFd(master);
    std::string got = s.readUntil("#", 1000ms);
    assert(got == "hello world#");

    // Timeout path: nothing more to read, returns what it has within the window.
    std::string none = s.readUntil("#", 100ms);
    assert(none.empty());

    close(slave);
    return 0;
}