diff --git a/src/test/java/de/ctdo/bunti/model/BuntiDMXDeviceTest.java b/src/test/java/de/ctdo/bunti/model/BuntiDMXDeviceTest.java
new file mode 100644
index 0000000..a5e4a03
--- /dev/null
+++ b/src/test/java/de/ctdo/bunti/model/BuntiDMXDeviceTest.java
@@ -0,0 +1,87 @@
+package de.ctdo.bunti.model;
+
+import de.ctdo.bunti.dmx.DMX;
+import de.ctdo.bunti.dmx.DMXChannel;
+import org.apache.commons.collections.map.HashedMap;
+import org.junit.Before;
+import org.junit.Test;
+import sun.org.mozilla.javascript.internal.ast.NewExpression;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import static  org.junit.Assert.*;
+import static org.junit.Assert.assertEquals;
+
+public class BuntiDMXDeviceTest {
+    private static final int STARTADDRESS = 42;
+    BuntiDMXDevice dut;
+
+    @Before
+    public void setUp() throws Exception {
+        dut = new Par56Spot(23,STARTADDRESS,"device");
+    }
+
+    @Test
+    public void testGetLastSendOut() throws Exception {
+        assertEquals(0, dut.getLastSendOut());
+        dut.setSendOutNow();
+        long value = dut.getLastSendOut();
+        assertTrue(value > 0 && value <= System.currentTimeMillis());
+    }
+
+    @Test
+    public void testSetSendOutNow() throws Exception {
+        dut.setSendOutNow();
+        long value = dut.getLastSendOut();
+        assertTrue(value > 0 && value <= System.currentTimeMillis());
+    }
+
+    @Test
+    public void testGetStartAddress() throws Exception {
+        assertEquals(42, dut.getStartAddress());
+    }
+
+    @Test
+    public void testSetStartAddress() throws Exception {
+        dut.setStartAddress(333);
+        assertEquals(333, dut.getStartAddress());
+    }
+
+
+    @Test
+    public void testSetValuesFromOptions() throws Exception {
+        Map<String, Object> options = new HashMap<String, Object>();
+        options.put("red", 123);
+        assertTrue(dut.setValuesFromOptions(options));
+    }
+    
+
+    @Test
+    public void testGetChannelData() throws Exception {
+        Map<String, Object> options = new HashMap<String, Object>();
+        options.put("blue", 99);
+        options.put("red", 66);
+        options.put("green", 77);
+        options.put("speed", 111);
+        options.put("mode", 222);
+
+        assertTrue(dut.setValuesFromOptions(options));
+        
+        Map<Integer,Integer> channelData = dut.getChannelData();
+        assertEquals(channelData.size(), 5);
+
+        assertEquals(new Integer(222), channelData.get(STARTADDRESS + 0 + DMX.DMX_STARTADDRESS_OFFSET));
+        assertEquals(new Integer(66),  channelData.get(STARTADDRESS + 1 + DMX.DMX_STARTADDRESS_OFFSET));
+        assertEquals(new Integer(77),  channelData.get(STARTADDRESS + 2 + DMX.DMX_STARTADDRESS_OFFSET));
+        assertEquals(new Integer(99),  channelData.get(STARTADDRESS + 3 + DMX.DMX_STARTADDRESS_OFFSET));
+        assertEquals(new Integer(111), channelData.get(STARTADDRESS + 4 + DMX.DMX_STARTADDRESS_OFFSET));
+    }
+
+    @Test
+    public void testAddChannel() throws Exception {
+        dut.addChannel(new DMXChannel(5, "channel"));
+        Map<Integer,Integer> channelData = dut.getChannelData();
+        assertEquals(6, channelData.size());
+    }
+}
diff --git a/src/test/java/de/ctdo/bunti/model/Par56SpotTest.java b/src/test/java/de/ctdo/bunti/model/Par56SpotTest.java
new file mode 100644
index 0000000..d60f7c4
--- /dev/null
+++ b/src/test/java/de/ctdo/bunti/model/Par56SpotTest.java
@@ -0,0 +1,62 @@
+package de.ctdo.bunti.model;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import static org.junit.Assert.*;
+
+public class Par56SpotTest {
+    Par56Spot dut;
+
+    @Before
+    public void setUp() throws Exception {
+        dut = new Par56Spot(23,42,"device");
+        
+    }
+
+    @Test
+    public void testColorRed() throws Exception {
+        dut.setColorRed(0);
+        assertEquals(0,dut.getColorRed());
+        dut.setColorRed(128);
+        assertEquals(128,dut.getColorRed());
+        dut.setColorRed(255);
+        assertEquals(255,dut.getColorRed());
+    }
+
+    @Test
+    public void testColorGreen() throws Exception {
+        dut.setColorGreen(0);
+        assertEquals(0,dut.getColorGreen());
+        dut.setColorGreen(128);
+        assertEquals(128,dut.getColorGreen());
+        dut.setColorGreen(255);
+        assertEquals(255,dut.getColorGreen());
+    }
+
+    @Test
+    public void testColorBlue() throws Exception {
+        dut.setColorBlue(0);
+        assertEquals(0,dut.getColorBlue());
+        dut.setColorBlue(128);
+        assertEquals(128,dut.getColorBlue());
+        dut.setColorBlue(255);
+        assertEquals(255,dut.getColorBlue());
+    }
+
+    @Test
+    public void testSwitchOff() throws Exception {
+        dut.switchOff();
+        assertEquals(0,dut.getColorRed());
+        assertEquals(0,dut.getColorGreen());
+        assertEquals(0,dut.getColorBlue());
+    }
+
+    @Test
+    public void testSwitchOn() throws Exception {
+        dut.switchOn();
+        assertEquals(255,dut.getColorRed());
+        assertEquals(255,dut.getColorGreen());
+        assertEquals(255,dut.getColorBlue());
+    }
+}
diff --git a/src/test/java/de/ctdo/bunti/model/Strobe1500Test.java b/src/test/java/de/ctdo/bunti/model/Strobe1500Test.java
new file mode 100644
index 0000000..809534a
--- /dev/null
+++ b/src/test/java/de/ctdo/bunti/model/Strobe1500Test.java
@@ -0,0 +1,62 @@
+package de.ctdo.bunti.model;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+public class Strobe1500Test {
+    Strobe1500 dut;
+
+    @Before
+    public void setUp() throws Exception {
+        dut = new Strobe1500(23,42,"device");
+
+    }
+
+    @Test
+    public void testSpeed() throws Exception {
+        dut.setSpeed(0);
+        assertEquals(0,dut.getSpeed());
+        dut.setSpeed(128);
+        assertEquals(128,dut.getSpeed());
+        dut.setSpeed(255);
+        assertEquals(255,dut.getSpeed());
+    }
+
+    @Test
+    public void testIntensity() throws Exception {
+        dut.setIntensity(0);
+        assertEquals(0,dut.getIntensity());
+        dut.setIntensity(128);
+        assertEquals(128,dut.getIntensity());
+        dut.setIntensity(255);
+        assertEquals(255,dut.getIntensity());
+    }
+
+    @Test
+    public void testMode() throws Exception {
+        dut.setMode(0);
+        assertEquals(0,dut.getMode());
+        dut.setMode(128);
+        assertEquals(128,dut.getMode());
+        dut.setMode(255);
+        assertEquals(255,dut.getMode());
+    }
+
+    @Test
+    public void testSwitchOff() throws Exception {
+        dut.switchOff();
+        assertEquals(0,dut.getSpeed());
+        assertEquals(0,dut.getIntensity());
+        assertEquals(0,dut.getMode());
+    }
+
+    @Test
+    public void testSwitchOn() throws Exception {
+        dut.switchOn();
+        assertEquals(255,dut.getSpeed());
+        assertEquals(255,dut.getIntensity());
+        assertEquals(0,dut.getMode());
+    }
+}