import org.junit.jupiter.api.Test;

import java.util.ArrayList;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;

class NetworkPacketTest {
    @Test
    void test() {
        int bufferMaxSize = 1;
        NetworkPacket.Buffer buf = new NetworkPacket.Buffer(bufferMaxSize);
        ArrayList<NetworkPacket.Request> requests = new ArrayList<>();
        ArrayList<NetworkPacket.Response> responses = NetworkPacket.processRequests(requests, buf);
        assertEquals(0, responses.size());
    }

    @Test
    void test1() {
        int bufferMaxSize = 1;
        NetworkPacket.Buffer buf = new NetworkPacket.Buffer(bufferMaxSize);
        ArrayList<NetworkPacket.Request> requests = new ArrayList<>();
        requests.add(new NetworkPacket.Request(0, 1));
        ArrayList<NetworkPacket.Response> responses = NetworkPacket.processRequests(requests, buf);
        assertEquals(1, responses.size());
        assertFalse(responses.get(0).dropped);
        assertEquals(0, responses.get(0).startTime);
    }

    @Test
    void test2() {
        int bufferMaxSize = 1;
        NetworkPacket.Buffer buf = new NetworkPacket.Buffer(bufferMaxSize);
        ArrayList<NetworkPacket.Request> requests = new ArrayList<>();
        requests.add(new NetworkPacket.Request(0, 1));
        requests.add(new NetworkPacket.Request(0, 1));
        ArrayList<NetworkPacket.Response> responses = NetworkPacket.processRequests(requests, buf);
        assertEquals(2, responses.size());
        assertFalse(responses.get(0).dropped);
        assertEquals(0, responses.get(0).startTime);
        assertTrue(responses.get(1).dropped);
    }

    @Test
    void test3() {
        int bufferMaxSize = 1;
        NetworkPacket.Buffer buf = new NetworkPacket.Buffer(bufferMaxSize);
        ArrayList<NetworkPacket.Request> requests = new ArrayList<>();
        requests.add(new NetworkPacket.Request(0, 1));
        requests.add(new NetworkPacket.Request(1, 1));
        ArrayList<NetworkPacket.Response> responses = NetworkPacket.processRequests(requests, buf);
        assertEquals(2, responses.size());
        assertFalse(responses.get(0).dropped);
        assertEquals(0, responses.get(0).startTime);
        assertFalse(responses.get(1).dropped);
        assertEquals(1, responses.get(1).startTime);
    }

    @Test
    void test4() {
        int bufferMaxSize = 1;
        NetworkPacket.Buffer buf = new NetworkPacket.Buffer(bufferMaxSize);
        ArrayList<NetworkPacket.Request> requests = new ArrayList<>();
        requests.add(new NetworkPacket.Request(1, 0));
        ArrayList<NetworkPacket.Response> responses = NetworkPacket.processRequests(requests, buf);
        assertEquals(1, responses.size());
        assertEquals(1, responses.get(0).startTime);
    }

    @Test
    void test5() {
        int bufferMaxSize = 1;
        NetworkPacket.Buffer buf = new NetworkPacket.Buffer(bufferMaxSize);
        ArrayList<NetworkPacket.Request> requests = new ArrayList<>();
        requests.add(new NetworkPacket.Request(0, 1));
        requests.add(new NetworkPacket.Request(0, 0));
        ArrayList<NetworkPacket.Response> responses = NetworkPacket.processRequests(requests, buf);
        assertEquals(2, responses.size());
        assertEquals(0, responses.get(0).startTime);
        assertEquals(-1, responses.get(1).startTime);
    }

    @Test
    void test6() {
        int bufferMaxSize = 2;
        NetworkPacket.Buffer buf = new NetworkPacket.Buffer(bufferMaxSize);
        ArrayList<NetworkPacket.Request> requests = new ArrayList<>();
        requests.add(new NetworkPacket.Request(0, 1));
        requests.add(new NetworkPacket.Request(0, 1));
        ArrayList<NetworkPacket.Response> responses = NetworkPacket.processRequests(requests, buf);
        assertEquals(2, responses.size());
        assertEquals(0, responses.get(0).startTime);
        assertEquals(1, responses.get(1).startTime);
    }

    @Test
    void test7() {
        int bufferMaxSize = 2;
        NetworkPacket.Buffer buf = new NetworkPacket.Buffer(bufferMaxSize);
        ArrayList<NetworkPacket.Request> requests = new ArrayList<>();
        requests.add(new NetworkPacket.Request(0, 1));
        requests.add(new NetworkPacket.Request(0, 1));
        requests.add(new NetworkPacket.Request(0, 1));
        ArrayList<NetworkPacket.Response> responses = NetworkPacket.processRequests(requests, buf);
        assertEquals(3, responses.size());
        assertEquals(0, responses.get(0).startTime);
        assertEquals(1, responses.get(1).startTime);
        assertEquals(-1, responses.get(2).startTime);
    }

    @Test
    void test8() {
        int bufferMaxSize = 3;
        NetworkPacket.Buffer buf = new NetworkPacket.Buffer(bufferMaxSize);
        ArrayList<NetworkPacket.Request> requests = new ArrayList<>();
        requests.add(new NetworkPacket.Request(0, 2));
        requests.add(new NetworkPacket.Request(1, 2));
        requests.add(new NetworkPacket.Request(2, 2));
        requests.add(new NetworkPacket.Request(3, 2));
        requests.add(new NetworkPacket.Request(4, 2));
        requests.add(new NetworkPacket.Request(5, 2));
        ArrayList<NetworkPacket.Response> responses = NetworkPacket.processRequests(requests, buf);
        assertEquals(6, responses.size());
        assertEquals(0, responses.get(0).startTime);
        assertEquals(2, responses.get(1).startTime);
        assertEquals(4, responses.get(2).startTime);
        assertEquals(6, responses.get(3).startTime);
        assertEquals(8, responses.get(4).startTime);
        assertEquals(-1, responses.get(5).startTime);
    }

    @Test
    void test9() {
        int bufferMaxSize = 1;
        NetworkPacket.Buffer buf = new NetworkPacket.Buffer(bufferMaxSize);
        ArrayList<NetworkPacket.Request> requests = new ArrayList<>();
        requests.add(new NetworkPacket.Request(0, 1));
        requests.add(new NetworkPacket.Request(1, 1));
        requests.add(new NetworkPacket.Request(2, 1));
        requests.add(new NetworkPacket.Request(3, 1));
        requests.add(new NetworkPacket.Request(3, 1));
        ArrayList<NetworkPacket.Response> responses = NetworkPacket.processRequests(requests, buf);
        assertEquals(5, responses.size());
        assertEquals(0, responses.get(0).startTime);
        assertEquals(1, responses.get(1).startTime);
        assertEquals(2, responses.get(2).startTime);
        assertEquals(3, responses.get(3).startTime);
        assertEquals(-1, responses.get(4).startTime);
    }

    @Test
    void test10() {
        int bufferMaxSize = 1;
        NetworkPacket.Buffer buf = new NetworkPacket.Buffer(bufferMaxSize);
        ArrayList<NetworkPacket.Request> requests = new ArrayList<>();
        requests.add(new NetworkPacket.Request(0, 1));
        requests.add(new NetworkPacket.Request(2, 1));
        ArrayList<NetworkPacket.Response> responses = NetworkPacket.processRequests(requests, buf);
        assertEquals(2, responses.size());
        assertFalse(responses.get(0).dropped);
        assertEquals(0, responses.get(0).startTime);
        assertFalse(responses.get(1).dropped);
        assertEquals(2, responses.get(1).startTime);
    }
}