package com.ruoyi.device.contract;

import static org.junit.jupiter.api.Assertions.assertEquals;
import java.time.Duration;
import org.junit.jupiter.api.Test;
import com.ruoyi.device.bts.BtsTcpTransport;
import com.ruoyi.device.bts.ScriptedBtsTcpSimulator;

class SimulatorPublicContractTest
{
    @Test
    void simulatorIsReusableOutsideTheBtsPackage() throws Exception
    {
        try (ScriptedBtsTcpSimulator simulator = new ScriptedBtsTcpSimulator();
             BtsTcpTransport transport = new BtsTcpTransport("127.0.0.1", simulator.port(),
                     Duration.ofSeconds(1), Duration.ofSeconds(1)))
        {
            simulator.enqueue("<bts><cmd>getdevinfo_resp</cmd><middle count=\"0\"/></bts>");

            assertEquals("<bts><cmd>getdevinfo_resp</cmd><middle count=\"0\"/></bts>",
                    transport.exchange("<bts><cmd>getdevinfo</cmd></bts>"));
            assertEquals(1, simulator.requests().size());
        }
    }

    @Test
    void simulatorPreservesRequestEndingWithDelimiterPrefix() throws Exception
    {
        try (ScriptedBtsTcpSimulator simulator = new ScriptedBtsTcpSimulator();
             BtsTcpTransport transport = new BtsTcpTransport("127.0.0.1", simulator.port(),
                     Duration.ofSeconds(1), Duration.ofSeconds(1)))
        {
            simulator.enqueue("ok");

            assertEquals("ok", transport.exchange("payload#"));
            assertEquals("payload#", simulator.requests().get(0));
        }
    }
}