#include <thread>
#include <unistd.h>
#include "c_testcase.h"
#include "dataqueue.hpp"

TEST_CASE(test_init) {
    DataQueue<int> q;
    assert(q.Empty());
    assert_eq(q.Size(), 0);
    END_TEST;
}

TEST_CASE(test_push) {
    DataQueue<int> q;
    q.Push(10);
    assert_eq(q.Size(), 1);
    assert_eq(q.Pop(), 10);
    END_TEST;
}

TEST_CASE(test_pop) {
    DataQueue<int> q;
    std::thread t([&]() {
        for (int i = 0; i < 10; i++) {
            q.Push(i);
            usleep(100);
        }
    });
    for (int i = 0; i < 10; i++) {
        assert_eq(q.Pop(), i);
    }
    t.join();
    END_TEST;
}

TEST_CASE(test_clear) {
    DataQueue<int> q;
    q.Push(10);
    q.Clear();
    assert(q.Empty());

    std::thread t([&]() {
        try {
            q.Pop();
        } catch (const QueueException&) {
            return;
        }
        throw std::runtime_error("QueueException not thrown");
    });
    std::this_thread::sleep_for(std::chrono::milliseconds(10));
    q.Clear();
    t.join();
    END_TEST;
}