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SerialTrafficControllerTest.java
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SerialTrafficControllerTest.java
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package jmri.jmrix.oaktree;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.PipedInputStream;
import java.io.PipedOutputStream;
import jmri.jmrix.AbstractMRMessage;
import jmri.jmrix.SystemConnectionMemo;
import jmri.util.JUnitUtil;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* JUnit tests for the SerialTrafficController class
*
* @author Bob Jacobsen Copyright 2005
*/
public class SerialTrafficControllerTest extends jmri.jmrix.AbstractMRNodeTrafficControllerTest {
private OakTreeSystemConnectionMemo memo = null;
@Test
public void testSerialNodeEnumeration() {
SerialTrafficController c = (SerialTrafficController)tc;
SerialNode b = new SerialNode(1, SerialNode.IO48,memo);
SerialNode f = new SerialNode(3, SerialNode.IO24,memo);
SerialNode d = new SerialNode(2, SerialNode.IO24,memo);
SerialNode e = new SerialNode(6, SerialNode.IO48,memo);
Assert.assertEquals("1st Node", b, c.getNode(0));
Assert.assertEquals("2nd Node", f, c.getNode(1));
Assert.assertEquals("3rd Node", d, c.getNode(2));
Assert.assertEquals("4th Node", e, c.getNode(3));
Assert.assertEquals("no more Nodes", null, c.getNode(4));
Assert.assertEquals("1st Node Again", b, c.getNode(0));
Assert.assertEquals("2nd Node Again", f, c.getNode(1));
Assert.assertEquals("node with address 6", e, c.getNodeFromAddress(6));
Assert.assertEquals("3rd Node again", d, c.getNode(2));
Assert.assertEquals("no node with address 0", null, c.getNodeFromAddress(0));
c.deleteNode(6);
Assert.assertEquals("1st Node after del", b, c.getNode(0));
Assert.assertEquals("2nd Node after del", f, c.getNode(1));
Assert.assertEquals("3rd Node after del", d, c.getNode(2));
Assert.assertEquals("no more Nodes after del", null, c.getNode(3));
c.deleteNode(1);
jmri.util.JUnitAppender.assertWarnMessage("Deleting the serial node active in the polling loop");
Assert.assertEquals("1st Node after del2", f, c.getNode(0));
Assert.assertEquals("2nd Node after del2", d, c.getNode(1));
Assert.assertEquals("no more Nodes after del2", null, c.getNode(2));
}
@Test
public void testSerialOutput() {
SerialNode a = new SerialNode(memo);
SerialNode g = new SerialNode(5, SerialNode.IO24,memo);
Assert.assertNotNull("exists", a);
Assert.assertTrue("must Send", g.mustSend());
g.resetMustSend();
Assert.assertTrue("must Send off", !(g.mustSend()));
// c.setSerialOutput("OL5B2", false); // test and 12 year old method removed, called nowhere as of 4.9.4
AbstractMRMessage m = g.createOutPacket();
Assert.assertEquals("packet size", 5, m.getNumDataElements());
Assert.assertEquals("node address", 5, m.getElement(0));
Assert.assertEquals("packet type", 17, m.getElement(1)); // 'T'
}
@SuppressWarnings("unused")
private boolean waitForReply() {
// wait for reply (normally, done by callback; will check that later)
int i = 0;
while (rcvdReply == null && i++ < 100) {
try {
Thread.sleep(10);
} catch (Exception e) {
}
}
if (log.isDebugEnabled()) {
log.debug("past loop, i=" + i
+ " reply=" + rcvdReply);
}
if (i == 0) {
log.warn("waitForReply saw an immediate return; is threading right?");
}
return i < 100;
}
// internal class to simulate a Listener
class SerialListenerScaffold implements SerialListener {
public SerialListenerScaffold() {
rcvdReply = null;
rcvdMsg = null;
}
@Override
public void message(SerialMessage m) {
rcvdMsg = m;
}
@Override
public void reply(SerialReply r) {
rcvdReply = r;
}
}
SerialReply rcvdReply;
SerialMessage rcvdMsg;
// internal class to simulate a PortController
class SerialPortControllerScaffold extends SerialPortController {
@Override
public java.util.Vector<String> getPortNames() {
return null;
}
@Override
public String openPort(String portName, String appName) {
return null;
}
@Override
public void configure() {
}
@Override
public String[] validBaudRates() {
return new String[] {};
}
//@Override
public int[] validBaudNumbers() {
return new int[] {};
}
protected SerialPortControllerScaffold() throws Exception {
super(null);
PipedInputStream tempPipe;
tempPipe = new PipedInputStream();
tostream = new DataInputStream(tempPipe);
ostream = new DataOutputStream(new PipedOutputStream(tempPipe));
tempPipe = new PipedInputStream();
istream = new DataInputStream(tempPipe);
tistream = new DataOutputStream(new PipedOutputStream(tempPipe));
}
// returns the InputStream from the port
@Override
public DataInputStream getInputStream() {
return istream;
}
// returns the outputStream to the port
@Override
public DataOutputStream getOutputStream() {
return ostream;
}
// check that this object is ready to operate
@Override
public boolean status() {
return true;
}
@Override
public SystemConnectionMemo getSystemConnectionMemo() {
return null; // No SystemConnectionMemo
}
}
static DataOutputStream ostream; // Traffic controller writes to this
static DataInputStream tostream; // so we can read it from this
static DataOutputStream tistream; // tests write to this
static DataInputStream istream; // so the traffic controller can read from this
// The minimal setup for log4J
@Override
@Before
public void setUp() {
JUnitUtil.setUp();
memo = new OakTreeSystemConnectionMemo();
tc = new SerialTrafficController(memo);
memo.setTrafficController((SerialTrafficController)tc);
}
@Override
@After
public void tearDown() {
JUnitUtil.tearDown();
}
private final static Logger log = LoggerFactory.getLogger(SerialTrafficControllerTest.class);
}