package jmri.jmrix.roco.z21;

import jmri.util.JUnitUtil;

import org.junit.Assert;
import org.junit.jupiter.api.*;

/**
 * Tests for the jmri.jmrix.roco.z21.Z21Reply class
 *
 * @author Bob Jacobsen
 */
public class Z21ReplyTest extends jmri.jmrix.AbstractMessageTestBase {

    private Z21Reply message = null;

    @Test
    public void testPrefixSkip() {
        message = new Z21Reply();
        Assert.assertEquals("prefix skip", 0, message.skipPrefix(5));
    }

    // test the byte array  constructor.
    @Test
    public void testStringCtor() {
        byte msg[] = {(byte) 0x0D, (byte) 0x00, (byte) 0x04, (byte) 0x00, (byte) 0x12, (byte) 0x34, (byte) 0xAB, (byte) 0x03, (byte) 0x19, (byte) 0x06, (byte) 0x0B, (byte) 0xB1};
        message = new Z21Reply(msg, 12);
        Assert.assertEquals("length", 12, message.getNumDataElements());
        Assert.assertEquals("OpCode", 0x0004, message.getOpCode());
        Assert.assertEquals("0th byte", 0x0D, message.getElement(0) & 0xFF);
        Assert.assertEquals("1st byte", 0x00, message.getElement(1) & 0xFF);
        Assert.assertEquals("2nd byte", 0x04, message.getElement(2) & 0xFF);
        Assert.assertEquals("3rd byte", 0x00, message.getElement(3) & 0xFF);
        Assert.assertEquals("4th byte", 0x12, message.getElement(4) & 0xFF);
        Assert.assertEquals("5th byte", 0x34, message.getElement(5) & 0xFF);
        Assert.assertEquals("6th byte", 0xAB, message.getElement(6) & 0xFF);
        Assert.assertEquals("7th byte", 0x03, message.getElement(7) & 0xFF);
        Assert.assertEquals("8th byte", 0x19, message.getElement(8) & 0xFF);
        Assert.assertEquals("9th byte", 0x06, message.getElement(9) & 0xFF);
        Assert.assertEquals("10th byte", 0x0B, message.getElement(10) & 0xFF);
        Assert.assertEquals("11th byte", 0xB1, message.getElement(11) & 0xFF);
    }

    @Test
    public void testGetBCDElement() {
        byte msg[] = {(byte) 0x0D, (byte) 0x00, (byte) 0x04, (byte) 0x00, (byte) 0x12, (byte) 0x34, (byte) 0xAB, (byte) 0x03, (byte) 0x19, (byte) 0x06, (byte) 0x0B, (byte) 0xB1};
        message = new Z21Reply(msg, 12);
        Assert.assertEquals("4th byte BCD", Integer.valueOf(12), message.getElementBCD(4));
        Assert.assertEquals("5th byte BCD", Integer.valueOf(34), message.getElementBCD(5));
    }

    // Test XpressNet Tunnel related methods.
    @Test
    public void testTunnelXPressNet() {
        byte msg[] = {(byte) 0x07, (byte) 0x00, (byte) 0x40, (byte) 0x00, (byte) 0x61, (byte) 0x82, (byte) 0xE3};
        message = new Z21Reply(msg, 7);
        Assert.assertTrue("XpressNet Tunnel Message", message.isXPressNetTunnelMessage());
        byte msg1[] = {(byte) 0x11, (byte) 0x00, (byte) 0x88, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08};
        message = new Z21Reply(msg1, 17);
        Assert.assertFalse("Not XpressNet Tunnel Message", message.isXPressNetTunnelMessage());
    }

    @Test
    public void testGetXPressNetReply() {
        byte msg[] = {(byte) 0x07, (byte) 0x00, (byte) 0x40, (byte) 0x00, (byte) 0x61, (byte) 0x82, (byte) 0xE3};
        message = new Z21Reply(msg, 7);
        jmri.jmrix.lenz.XNetReply x = message.getXNetReply();
        Assert.assertEquals("0th byte", 0x61, x.getElement(0) & 0xFF);
        Assert.assertEquals("1st byte", 0x82, x.getElement(1) & 0xFF);
        Assert.assertEquals("2nd byte", 0xE3, x.getElement(2) & 0xFF);
    }

    @Test
    public void testGetNullXPressNetReply() {
        byte msg[] = {(byte) 0x11, (byte) 0x00, (byte) 0x88, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08};
        message = new Z21Reply(msg, 17);
        Assert.assertNull("non-XNetTunnel XpressNet Reply", message.getXNetReply());
    }

    @Test
    public void testMonitorStringXPressNetReply() {
        byte msg[] = {(byte) 0x07, (byte) 0x00, (byte) 0x40, (byte) 0x00, (byte) 0x61, (byte) 0x82, (byte) 0xE3};
        message = new Z21Reply(msg, 7);
        Assert.assertEquals("Monitor String", "XpressNet Tunnel Reply: 61 82 E3", message.toMonitorString());
    }

    @Test
    public void testGetXPressNetThrottleReply() {
        // this test comes from a user log, where the last byte in the 
        // Z21 message incorrectly became the first byte of the XpressNet Reply.
        byte msg[] = {(byte) 0x0E, (byte) 0x00, (byte) 0x40, (byte) 0x00, (byte) 0xEF, (byte) 0x00, (byte) 0x03, (byte) 0x04, (byte) 0x80, (byte) 0x10, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x78};
        message = new Z21Reply(msg, 14);
        jmri.jmrix.lenz.XNetReply x = message.getXNetReply();
        Assert.assertEquals("0th byte", 0xEF, x.getElement(0) & 0xFF);
        Assert.assertEquals("1st byte", 0x00, x.getElement(1) & 0xFF);
        Assert.assertEquals("2nd byte", 0x03, x.getElement(2) & 0xFF);
        Assert.assertEquals("3rd byte", 0x04, x.getElement(3) & 0xFF);
        Assert.assertEquals("4th byte", 0x80, x.getElement(4) & 0xFF);
        Assert.assertEquals("5th byte", 0x10, x.getElement(5) & 0xFF);
        Assert.assertEquals("6th byte", 0x00, x.getElement(6) & 0xFF);
        Assert.assertEquals("7th byte", 0x00, x.getElement(7) & 0xFF);
        Assert.assertEquals("8th byte", 0x00, x.getElement(8) & 0xFF);
        Assert.assertEquals("9th byte", 0x78, x.getElement(9) & 0xFF);
    }

    @Test
    public void testXPressNetThrottleReplyToMonitorString() {
        byte msg[] = {(byte) 0x0E, (byte) 0x00, (byte) 0x40, (byte) 0x00, (byte) 0xEF, (byte) 0x00, (byte) 0x03, (byte) 0x04, (byte) 0x80, (byte) 0x10, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x78};
        message = new Z21Reply(msg, 14);
        Assert.assertEquals("Monitor String", "XpressNet Tunnel Reply: Z21 Mobile decoder info reply for address 3: Forward,in 128 Speed Step Mode,Speed Step: 0. Address is Free for Operation. F0 On; F1 Off; F2 Off; F3 Off; F4 Off; F5 Off; F6 Off; F7 Off; F8 Off; F9 Off; F10 Off; F11 Off; F12 Off;  F13 Off; F14 Off; F15 Off; F16 Off; F17 Off; F18 Off; F19 Off; F20 Off; F21 Off; F22 Off; F23 Off; F24 Off; F25 Off; F26 Off; F27 Off; F28 Off; ", message.toMonitorString());
    }

    //Test RailCom related methods.
    @Test
    public void testRailComReply() {
        byte msg[] = {(byte) 0x11, (byte) 0x00, (byte) 0x88, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08};
        message = new Z21Reply(msg, 17);
        Assert.assertTrue("RailCom Reply", message.isRailComDataChangedMessage());
        byte msg1[] = {(byte) 0x07, (byte) 0x00, (byte) 0x40, (byte) 0x00, (byte) 0x61, (byte) 0x82, (byte) 0xE3};
        message = new Z21Reply(msg1, 7);
        Assert.assertFalse("Not RailCom Reply", message.isRailComDataChangedMessage());
    }

    @Test
    public void testRailComEntries() {
        byte msg[] = {(byte) 0x11, (byte) 0x00, (byte) 0x88, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08};
        message = new Z21Reply(msg, 17);
        Assert.assertEquals("RailCom Entries", 1, message.getNumRailComDataEntries());
        byte msg1[] = {(byte) 0x07, (byte) 0x00, (byte) 0x40, (byte) 0x00, (byte) 0x61, (byte) 0x82, (byte) 0xE3};
        message = new Z21Reply(msg1, 7);
        Assert.assertEquals("RailCom Entries", 0, message.getNumRailComDataEntries());
    }

    @Test
    public void testRailCom2Entries() {
        byte msg[] = {(byte) 0x1E, (byte) 0x00, (byte) 0x88, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08, (byte) 0x20, (byte) 0x21, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08};
        message = new Z21Reply(msg, 30);
        Assert.assertEquals("RailCom Entries", 2, message.getNumRailComDataEntries());
    }

    @Test
    public void testRailComAddress() {
        byte msg[] = {(byte) 0x1E, (byte) 0x00, (byte) 0x88, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08, (byte) 0x20, (byte) 0x21, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08};
        message = new Z21Reply(msg, 30);
        Assert.assertTrue("RailCom Address", (new jmri.DccLocoAddress(256, true)).equals(message.getRailComLocoAddress(0)));
        Assert.assertTrue("RailCom Address 2", (new jmri.DccLocoAddress(8480, true)).equals(message.getRailComLocoAddress(1)));
    }

    @Test
    public void testRailComRcvCount() {
        byte msg[] = {(byte) 0x11, (byte) 0x00, (byte) 0x88, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08};
        message = new Z21Reply(msg, 17);
        Assert.assertEquals("RailCom Rcv Count", 1, message.getRailComRcvCount(0));
    }

    @Test
    public void testRailComErrCount() {
        byte msg[] = {(byte) 0x11, (byte) 0x00, (byte) 0x88, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x06, (byte) 0x07, (byte) 0x08};
        message = new Z21Reply(msg, 17);
        Assert.assertEquals("RailCom Err Count", 5, message.getRailComErrCount(0));
    }

    @Test
    public void testRailComSpeed() {
        byte msg[] = {(byte) 0x11, (byte) 0x00, (byte) 0x88, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08};
        message = new Z21Reply(msg, 17);
        Assert.assertEquals("RailCom Speed", 6, message.getRailComSpeed(0));
    }

    @Test
    public void testRailComOptions() {
        byte msg[] = {(byte) 0x11, (byte) 0x00, (byte) 0x88, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08};
        message = new Z21Reply(msg, 17);
        Assert.assertEquals("RailCom Options", 5, message.getRailComOptions(0));
    }

    @Test
    public void testRailComQos() {
        byte msg[] = {(byte) 0x11, (byte) 0x00, (byte) 0x88, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08};
        message = new Z21Reply(msg, 17);
        Assert.assertEquals("RailCom Qos", 7, message.getRailComQos(0));
    }

    //Test System Data related methods.
    @Test
    public void testSystemDataChangedReply() {
        byte msg[] = {(byte) 0x14, (byte) 0x00, (byte) 0x84, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08, (byte) 0x00, (byte) 0x00, (byte) 0x00};
        message = new Z21Reply(msg, 20);
        Assert.assertTrue("System Data Changed Reply", message.isSystemDataChangedReply());
        byte msg1[] = {(byte) 0x07, (byte) 0x00, (byte) 0x40, (byte) 0x00, (byte) 0x61, (byte) 0x82, (byte) 0xE3};
        message = new Z21Reply(msg1, 7);
        Assert.assertFalse("Not System Data Changed Reply", message.isSystemDataChangedReply());
    }

    @Test
    public void testMainCurrentFromSystemDataChangedReply() {
        byte msg[] = {(byte) 0x14, (byte) 0x00, (byte) 0x84, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08, (byte) 0x00, (byte) 0x00, (byte) 0x00};
        message = new Z21Reply(msg, 20);
        Assert.assertTrue("System Data Changed Reply", message.isSystemDataChangedReply());
        Assert.assertEquals("Main Current", 256, message.getSystemDataMainCurrent());
    }

    @Test
    public void testProgCurrentFromSystemDataChangedReply() {
        byte msg[] = {(byte) 0x14, (byte) 0x00, (byte) 0x84, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08, (byte) 0x00, (byte) 0x00, (byte) 0x00};
        message = new Z21Reply(msg, 20);
        Assert.assertTrue("System Data Changed Reply", message.isSystemDataChangedReply());
        Assert.assertEquals("Programming Track Current", 0, message.getSystemDataProgCurrent());
    }

    @Test
    public void testFilteredMainCurrentFromSystemDataChangedReply() {
        byte msg[] = {(byte) 0x14, (byte) 0x00, (byte) 0x84, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08, (byte) 0x00, (byte) 0x00, (byte) 0x00};
        message = new Z21Reply(msg, 20);
        Assert.assertTrue("System Data Changed Reply", message.isSystemDataChangedReply());
        Assert.assertEquals("Filtered Main Current", 256, message.getSystemDataFilteredMainCurrent());
    }

    @Test
    public void testTemperatureFromSystemDataChangedReply() {
        byte msg[] = {(byte) 0x14, (byte) 0x00, (byte) 0x84, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08, (byte) 0x00, (byte) 0x00, (byte) 0x00};
        message = new Z21Reply(msg, 20);
        Assert.assertTrue("System Data Changed Reply", message.isSystemDataChangedReply());
        Assert.assertEquals("Temperature", 0, message.getSystemDataTemperature());
    }

    @Test
    public void testSupplyVoltageFromSystemDataChangedReply() {
        byte msg[] = {(byte) 0x14, (byte) 0x00, (byte) 0x84, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08, (byte) 0x00, (byte) 0x00, (byte) 0x00};
        message = new Z21Reply(msg, 20);
        Assert.assertTrue("System Data Changed Reply", message.isSystemDataChangedReply());
        Assert.assertEquals("Supply Voltage", 1280, message.getSystemDataSupplyVoltage());
    }

    @Test
    public void testVccVoltageFromSystemDataChangedReply() {
        byte msg[] = {(byte) 0x14, (byte) 0x00, (byte) 0x84, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08, (byte) 0x00, (byte) 0x00, (byte) 0x00};
        message = new Z21Reply(msg, 20);
        Assert.assertTrue("System Data Changed Reply", message.isSystemDataChangedReply());
        Assert.assertEquals("Internal Voltage", 1798, message.getSystemDataVCCVoltage());
    }

    @Test
    public void testGetLocoNetReply() {
        byte msg[] = {(byte) 0x11, (byte) 0x00, (byte) 0xA2, (byte) 0x00,
            (byte) 0xEF, (byte) 0x0E, (byte) 0x03, (byte) 0x00, (byte) 0x03,
            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
            (byte) 0x00, (byte) 0x00, (byte) 0x00};
        message = new Z21Reply(msg, 17);
        jmri.jmrix.loconet.LocoNetMessage x = message.getLocoNetMessage();
        Assert.assertEquals("0th byte", 0xEF, x.getElement(0) & 0xFF);
        Assert.assertEquals("1st byte", 0x0E, x.getElement(1) & 0xFF);
        Assert.assertEquals("2nd byte", 0x03, x.getElement(2) & 0xFF);
        Assert.assertEquals("4nd byte", 0x03, x.getElement(4) & 0xFF);
    }

    @Test
    public void testGetNullLocoNetReply() {
        byte msg[] = {(byte) 0x11, (byte) 0x00, (byte) 0x88, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08};
        message = new Z21Reply(msg, 17);
        Assert.assertNull("non-LocoNetTunnel LocoNet Reply", message.getLocoNetMessage());
    }

    @Test
    public void testMonitorStringLocoNetReply() {
        byte msg[] = {(byte) 0x11, (byte) 0x00, (byte) 0xA2, (byte) 0x00,
            (byte) 0xEF, (byte) 0x0E, (byte) 0x03, (byte) 0x00, (byte) 0x03,
            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
            (byte) 0x00, (byte) 0x00, (byte) 0x00};
        message = new Z21Reply(msg, 17);
        Assert.assertEquals("Monitor String", "LocoNet Tunnel Reply: Write slot 3 information:\n"
                + "\tLoco 3 (short) is Not Consisted, Free, operating in 28 SS mode, and is moving Forward at speed 0,\n"
                + "\tF0=Off, F1=Off, F2=Off, F3=Off, F4=Off, F5=Off, F6=Off, F7=Off, F8=Off\n"
                + "\tMaster supports DT200; Track Status: Off/Paused; Programming Track Status: Available; STAT2=0x00, ThrottleID=0x00 0x00 (0).\n", message.toMonitorString());
    }

    @Test
    public void testMonitorStringSerialNumberReply() {
        byte msg[] = {(byte) 0x08, (byte) 0x00, (byte) 0x10, (byte) 0x00, (byte) 0xAE, (byte) 0xA7, (byte) 0x01, (byte) 0x00};
        message = new Z21Reply(msg, 8);
        Assert.assertEquals("Z21 Serial Number Reply.  Serial Number: 108,462", message.toMonitorString());
    }

    @Test
    public void testMonitorStringVersionReply() {
        byte msg[] = {(byte) 0x0C, (byte) 0x00, (byte) 0x1A, (byte) 0x00, (byte) 0x00, (byte) 0x02, (byte) 0x00, (byte) 0x00, (byte) 0x32, (byte) 0x01, (byte) 0x00, (byte) 0x00};
        message = new Z21Reply(msg, 12);
        Assert.assertEquals("Z21 Version Reply.  Hardware Version: 0x200 Software Version: 1.32", message.toMonitorString());
    }

    @Test
    public void testMonitorStringSystemStateReply() {
        byte msg[] = {(byte) 0x14, (byte) 0x00, (byte) 0x84, (byte) 0x00,
            (byte) 0x56, (byte) 0x00, (byte) 0x03, (byte) 0x00, (byte) 0x5D,
            (byte) 0x00, (byte) 0x23, (byte) 0x00, (byte) 0x10, (byte) 0x47,
            (byte) 0xB3, (byte) 0x44, (byte) 0x00, (byte) 0x00, (byte) 0x04,
            (byte) 0x00};
        message = new Z21Reply(msg, 20);
        Assert.assertEquals("Z21 System State:\n\tmain track current 86mA\n\tprogramming track current 3mA\n\tFiltered Main Track current 93mA\n\tInternal Temperature 35C\n\tSupply Voltage 18,192mV\n\tInternal Voltage 17,587mV\n\tState 0\n\tExtended State 0", message.toMonitorString());
    }

    @Test
    public void testMonitorStringRMFeedbackChangedReply() {
        byte msg[] = {(byte) 0x0F, (byte) 0x00, (byte) 0x80, (byte) 0x00,
            (byte) 0x00, (byte) 0x00, (byte) 0xFF, (byte) 0x00, (byte) 0x00,
            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
            (byte) 0x00};
        message = new Z21Reply(msg, 15);
        Assert.assertEquals("RM Feedback Status for group 0"
                + "\n\tModule 1 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 2 Contact 1 On;Contact 2 On;Contact 3 On;Contact 4 On;Contact 5 On;Contact 6 On;Contact 7 On;Contact 8 On"
                + "\n\tModule 3 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 4 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 5 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 6 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 7 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 8 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 9 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 10 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off", message.toMonitorString());

        byte msg2[] = {(byte) 0x0F, (byte) 0x00, (byte) 0x80, (byte) 0x00,
            (byte) 0x01, (byte) 0x00, (byte) 0xFF, (byte) 0x00, (byte) 0x00,
            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
            (byte) 0x00};
        message = new Z21Reply(msg2, 15);
        Assert.assertEquals("RM Feedback Status for group 1"
                + "\n\tModule 11 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 12 Contact 1 On;Contact 2 On;Contact 3 On;Contact 4 On;Contact 5 On;Contact 6 On;Contact 7 On;Contact 8 On"
                + "\n\tModule 13 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 14 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 15 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 16 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 17 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 18 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 19 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off"
                + "\n\tModule 20 Contact 1 Off;Contact 2 Off;Contact 3 Off;Contact 4 Off;Contact 5 Off;Contact 6 Off;Contact 7 Off;Contact 8 Off", message.toMonitorString());
    }

    @Test
    public void testIsRMFeedbackChangedReply() {
        byte msg[] = {(byte) 0x0F, (byte) 0x00, (byte) 0x80, (byte) 0x00,
            (byte) 0x00, (byte) 0x00, (byte) 0xFF, (byte) 0x00, (byte) 0x00,
            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
            (byte) 0x00};
        message = new Z21Reply(msg, 15);
        Assert.assertTrue("is RMBus Feedback", message.isRMBusDataChangedReply());
    }

    @Test
    public void testIsCanDetectorReply() {
        byte msg[] = {(byte) 0x0E, (byte) 0x00, (byte) 0xC4, (byte) 0x00, (byte) 0xcd, (byte) 0xab, (byte) 0x01, (byte) 0x00, (byte) 0x01, (byte) 0x11, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00};
        Z21Reply reply = new Z21Reply(msg, 14);
        Assert.assertTrue("is Can Detector Message", reply.isCanDetectorMessage());
    }

    @Test
    public void testMonitorStringCanDetectorRailComReply() {
        byte msg[] = {(byte) 0x0E, (byte) 0x00, (byte) 0xC4, (byte) 0x00, (byte) 0xcd, (byte) 0xab, (byte) 0x01, (byte) 0x00, (byte) 0x01, (byte) 0x11, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00};
        Z21Reply reply = new Z21Reply(msg, 14);
        Assert.assertEquals("Z21 CAN Detetector Reply: NetworkID=abcd Address=1 Port=1 Type=Occupancy Info Value1=1(S) direction unknown Value2=end of list", reply.toMonitorString());
    }

    @Test
    public void testMonitorStringCanDetectorStatusReplyFreeWithVolt() {
        byte msg[] = {(byte) 0x0E, (byte) 0x00, (byte) 0xC4, (byte) 0x00, (byte) 0xcd, (byte) 0xab, (byte) 0x01, (byte) 0x00, (byte) 0x01, (byte) 0x01, (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00};
        Z21Reply reply = new Z21Reply(msg, 14);
        Assert.assertEquals("Z21 CAN Detetector Reply: NetworkID=abcd Address=1 Port=1 Type=Input Status Value1=Free, with voltage Value2=", reply.toMonitorString());
    }

    @Test
    public void testMonitorStringCanDetectorStatusReplyFreeWithoutVolt() {
        byte msg[] = {(byte) 0x0E, (byte) 0x00, (byte) 0xC4, (byte) 0x00, (byte) 0xcd, (byte) 0xab, (byte) 0x01, (byte) 0x00, (byte) 0x01, (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00};
        Z21Reply reply = new Z21Reply(msg, 14);
        Assert.assertEquals("Z21 CAN Detetector Reply: NetworkID=abcd Address=1 Port=1 Type=Input Status Value1=Free, without voltage Value2=", reply.toMonitorString());
    }

    @Test
    public void testMonitorStringCanDetectorStatusReplyBusyWithVolt() {
        byte msg[] = {(byte) 0x0E, (byte) 0x00, (byte) 0xC4, (byte) 0x00, (byte) 0xcd, (byte) 0xab, (byte) 0x01, (byte) 0x00, (byte) 0x01, (byte) 0x01, (byte) 0x00, (byte) 0x11, (byte) 0x00, (byte) 0x00};
        Z21Reply reply = new Z21Reply(msg, 14);
        Assert.assertEquals("Z21 CAN Detetector Reply: NetworkID=abcd Address=1 Port=1 Type=Input Status Value1=Busy, with voltage Value2=", reply.toMonitorString());
    }

    @Test
    public void testMonitorStringCanDetectorStatusReplyBusyWithoutVolt() {
        byte msg[] = {(byte) 0x0E, (byte) 0x00, (byte) 0xC4, (byte) 0x00, (byte) 0xcd, (byte) 0xab, (byte) 0x01, (byte) 0x00, (byte) 0x01, (byte) 0x01, (byte) 0x00, (byte) 0x10, (byte) 0x00, (byte) 0x00};
        Z21Reply reply = new Z21Reply(msg, 14);
        Assert.assertEquals("Z21 CAN Detetector Reply: NetworkID=abcd Address=1 Port=1 Type=Input Status Value1=Busy, without voltage Value2=", reply.toMonitorString());
    }

    @Test
    public void testMonitorStringCanDetectorStatusReplyBusyOverload1() {
        byte msg[] = {(byte) 0x0E, (byte) 0x00, (byte) 0xC4, (byte) 0x00, (byte) 0xcd, (byte) 0xab, (byte) 0x01, (byte) 0x00, (byte) 0x01, (byte) 0x01, (byte) 0x01, (byte) 0x12, (byte) 0x00, (byte) 0x00};
        Z21Reply reply = new Z21Reply(msg, 14);
        Assert.assertEquals("Z21 CAN Detetector Reply: NetworkID=abcd Address=1 Port=1 Type=Input Status Value1=Busy, Overload 1 Value2=", reply.toMonitorString());
    }

    @Test
    public void testMonitorStringCanDetectorStatusReplyBusyOverload2() {
        byte msg[] = {(byte) 0x0E, (byte) 0x00, (byte) 0xC4, (byte) 0x00, (byte) 0xcd, (byte) 0xab, (byte) 0x01, (byte) 0x00, (byte) 0x01, (byte) 0x01, (byte) 0x02, (byte) 0x12, (byte) 0x00, (byte) 0x00};
        Z21Reply reply = new Z21Reply(msg, 14);
        Assert.assertEquals("Z21 CAN Detetector Reply: NetworkID=abcd Address=1 Port=1 Type=Input Status Value1=Busy, Overload 2 Value2=", reply.toMonitorString());
    }

    @Test
    public void testMonitorStringCanDetectorStatusReplyBusyOverload3() {
        byte msg[] = {(byte) 0x0E, (byte) 0x00, (byte) 0xC4, (byte) 0x00, (byte) 0xcd, (byte) 0xab, (byte) 0x01, (byte) 0x00, (byte) 0x01, (byte) 0x01, (byte) 0x03, (byte) 0x12, (byte) 0x00, (byte) 0x00};
        Z21Reply reply = new Z21Reply(msg, 14);
        Assert.assertEquals("Z21 CAN Detetector Reply: NetworkID=abcd Address=1 Port=1 Type=Input Status Value1=Busy, Overload 3 Value2=", reply.toMonitorString());
    }

    @Test
    public void testMonitorStringZ21BroadcastFlagsReply() {
        byte msg[] = {(byte) 0x08, (byte) 0x00, (byte) 0x51, (byte) 0x00, (byte) 0xcd, (byte) 0xab, (byte) 0x01, (byte) 0x00};
        Z21Reply reply = new Z21Reply(msg, 8);
        Assert.assertEquals("Z21 Broadcast flags XpressNet Messages\nRailcom Messages\n", reply.toMonitorString());
    }

    @BeforeEach
    @Override
    public void setUp() {
        JUnitUtil.setUp();
        m = message = new Z21Reply();
    }

    @AfterEach
    @Override
    public void tearDown() {
        m = message = null;
        JUnitUtil.tearDown();
    }

}