Adding a basic working unit test for GCODE devices.

#26

src/main/java/com/neuronrobotics/sdk/addons/kinematics/gcodebridge/GcodeDevice.java

@@ -48,12 +48,16 @@ public void disconnectDeviceImp() {
 			}
 			outs=null;
 		}
+		if(serial.isConnected())
+			serial.disconnect();
 	}
 
 	@Override
 	public boolean connectDeviceImp() {
 		disconnectDeviceImp();
-		serial.connect();
+		if(!serial.connect()){
+			throw new RuntimeException("Failed to connect to the serial device");
+		}
 		ins=serial.getInputStream();
 		outs = serial.getOutputStream();
 
@@ -69,19 +73,19 @@ public ArrayList<String> getNamespacesImp() {
 	private  String getLine(){
 		@SuppressWarnings("resource")
 		String ret=null;
-		synchronized(ins){
-			java.util.Scanner s = new java.util.Scanner(ins).useDelimiter("\\n");
+		//synchronized(ins){
+			java.util.Scanner s = new java.util.Scanner(ins).useDelimiter("\\A");
 			ret =s.hasNext() ? s.next() : "";
-		}
+		//}
 	    return ret;
 	}
 
 	@Override
 	public   String runLine(String line) {
 		try {
-			synchronized(outs){
+			//synchronized(outs){
 				outs.write(line.getBytes());
-			}
+			//}
 		} catch (IOException e) {
 			// TODO Auto-generated catch block
 			e.printStackTrace();

test/java/src/junit/test/neuronrobotics/utilities/GCODETest.java

@@ -3,7 +3,9 @@
 import static org.junit.Assert.*;
 
 import org.junit.After;
+import org.junit.AfterClass;
 import org.junit.Before;
+import org.junit.BeforeClass;
 import org.junit.Test;
 
 import com.neuronrobotics.sdk.addons.kinematics.gcodebridge.GcodeDevice;
@@ -15,31 +17,25 @@ public class GCODETest {
 
 	private static final String GCODE = "GCODE";
 
-	@Before
-	public void setUp() throws Exception {
-		NRSerialPort  port = new NRSerialPort("/dev/ttyUSB0", 250000);
-		GcodeDevice device = new GcodeDevice(port);
-		device.connect();
-		DeviceManager.addConnection(device, GCODE);
-
-
-	}
-
-	@After
-	public void tearDown() throws Exception {
-		DeviceManager.getSpecificDevice(GcodeDevice.class, GCODE).disconnect();
-
-	}
-
 	@Test
 	public void test() {
 		Object  d  = DeviceManager.getSpecificDevice(GcodeDevice.class, GCODE);
+		GcodeDevice device;
 		if(d==null){
-			return;
+			NRSerialPort  port = new NRSerialPort("/dev/ttyUSB0", 230400);
+			device = new GcodeDevice(port);
+			device.connect();
+			DeviceManager.addConnection(device, GCODE);
+		}else{
+			device = (GcodeDevice)d;
 		}
-		GcodeDevice device = (GcodeDevice)d;
+		String response = device.runLine("M105");
 
-		System.out.println("Gcode line run: "+device.runLine("M105"));
+		device.disconnect();
+		if (response.length()>0)
+			System.out.println("Gcode line run: "+response);
+		else
+			fail("No response");
 
 	}