diff --git a/tests/test_device_profile.py b/tests/test_device_profile.py
new file mode 100644
index 0000000..52986ce
--- /dev/null
+++ b/tests/test_device_profile.py
@@ -0,0 +1,73 @@
+from device_profile import DeviceProfile
+
+def readProfile(profile):
+    print '   prefix: ', profile.getPrefix()
+    print '   location: ', profile.getLocation()
+    print '   manufacturer: ', profile.getManufacturer()
+    print '   category: ', profile.getCategory()
+    print '   type: ', profile.getType()
+    print '   serial number: ', profile.getSerialNumber()
+    print '   service profile list:', profile.getServiceProfileList()
+    print '   metadata', profile.getMetadata()
+
+def test():
+    print 'starting to test device_profile.py'
+    print "initilize with category ='sensors', serialNumer = 'T9000000'..."
+    profile = DeviceProfile(category = 'sensors', serialNumber = 'T9000000')
+
+    print 'read profile...'
+    readProfile(profile)
+    
+    print "set prefix to '/home/sensor/LED/23'..."
+    profile.setPrefix('/home/sensor/LED/23')
+
+    print "set location to 'Alice's bedroom'..."
+    profile.setLocation('Alice\'s bedroom')
+   
+    print "set manufacturer to 'Intel'..."
+    profile.setManufacturer('Intel')
+
+    print "set type to 'LED'..."
+    profile.setType('LED')
+  
+    print "set serial number to 'T9273659'..."
+    profile.setSerialNumber('T9273659')
+
+    print "add a service profile '/standard/sensor/simple-LED-control/v0'..."
+    profile.addServiceProfile('/standard/sensor/simple-LED-control/v0')
+
+    print 'read profile...'
+    readProfile(profile)   
+
+    print "add sevice profiles ['/standard/sensor/simple-camera-control/v0', '/standard/sensor/simple-motionsensor-control/v0']..."
+    profile.addServiceProfile(['/standard/sensor/simple-camera-control/v0', '/standard/sensor/simple-motionsensor-control/v0'])
+    
+    print 'read profile...'
+    readProfile(profile)
+
+    print "set service profile to ['/standard/sensor/simple-camera-control/v0']... "
+    profile.setServiceProfile(['/standard/sensor/simple-camera-control/v0'])
+
+    print 'read profile...'
+    readProfile(profile)
+
+    print "add metadata 'name'... "
+    profile.addMetadata('name')
+
+    print 'read profile...'
+    readProfile(profile)
+ 
+    print "add metadata ['status', 'id']"
+    profile.addMetadata(['status', 'id'])
+
+    print 'read profile...'
+    readProfile(profile)
+    
+    print "test 'print profile'..."
+    print profile
+    
+    print "Unit tests: passed"
+
+if __name__ =='__main__':
+    test()
+