diff --git a/TestON/tests/LincOETest/LincOETest.py b/TestON/tests/LincOETest/LincOETest.py
index 6c59c5b..b693138 100644
--- a/TestON/tests/LincOETest/LincOETest.py
+++ b/TestON/tests/LincOETest/LincOETest.py
@@ -29,62 +29,62 @@
         """
         import time
 
-        cell_name = main.params[ 'ENV' ][ 'cellName' ]
+        cellName = main.params[ 'ENV' ][ 'cellName' ]
 
-        ONOS1_ip = main.params[ 'CTRL' ][ 'ip1' ]
-        ONOS1_port = main.params[ 'CTRL' ][ 'port1' ]
+        ONOS1Ip = main.params[ 'CTRL' ][ 'ip1' ]
+        ONOS1Port = main.params[ 'CTRL' ][ 'port1' ]
 
-        git_pull_trigger = main.params[ 'GIT' ][ 'autoPull' ]
-        git_checkout_branch = main.params[ 'GIT' ][ 'checkout' ]
+        gitPullTrigger = main.params[ 'GIT' ][ 'autoPull' ]
+        gitCheckoutBranch = main.params[ 'GIT' ][ 'checkout' ]
 
         main.case( "Setting up test environment" )
 
         main.step( "Creating cell file" )
         # params: ( bench ip, cell name, mininet ip, *onos ips )
-        cell_file_result = main.ONOSbench.create_cell_file(
-            "10.128.20.10", cell_name, "10.128.10.90",
+        cellFileResult = main.ONOSbench.createCellFile(
+            "10.128.20.10", cellName, "10.128.10.90",
             "onos-core-trivial,onos-app-fwd",
             "10.128.174.1" )
 
         main.step( "Applying cell variable to environment" )
-        #cell_result = main.ONOSbench.set_cell( cell_name )
-        cell_result = main.ONOSbench.set_cell( "temp_cell_2" )
-        verify_result = main.ONOSbench.verify_cell()
+        # cellResult = main.ONOSbench.setCell( cellName )
+        cellResult = main.ONOSbench.setCell( "temp_cell_2" )
+        verifyResult = main.ONOSbench.verifyCell()
 
-        if git_pull_trigger == 'on':
+        if gitPullTrigger == 'on':
             main.step( "Git checkout and pull master" )
-            main.ONOSbench.git_checkout( git_checkout_branch )
-            git_pull_result = main.ONOSbench.git_pull()
+            main.ONOSbench.gitCheckout( gitCheckoutBranch )
+            gitPullResult = main.ONOSbench.gitPull()
         else:
             main.log.info( "Git checkout and pull skipped by config" )
-            git_pull_result = main.TRUE
+            gitPullResult = main.TRUE
 
         main.step( "Using mvn clean & install" )
-        #clean_install_result = main.ONOSbench.clean_install()
-        clean_install_result = main.TRUE
+        # cleanInstallResult = main.ONOSbench.cleanInstall()
+        cleanInstallResult = main.TRUE
 
         main.step( "Creating ONOS package" )
-        package_result = main.ONOSbench.onos_package()
+        packageResult = main.ONOSbench.onosPackage()
 
         main.step( "Installing ONOS package" )
-        onos_install_result = main.ONOSbench.onos_install()
-        onos1_isup = main.ONOSbench.isup()
+        onosInstallResult = main.ONOSbench.onosInstall()
+        onos1Isup = main.ONOSbench.isup()
 
         main.step( "Starting ONOS service" )
-        start_result = main.ONOSbench.onos_start( ONOS1_ip )
+        startResult = main.ONOSbench.onosStart( ONOS1Ip )
 
         main.step( "Setting cell for ONOScli" )
-        main.ONOScli.set_cell( cell_name )
+        main.ONOScli.setCell( cellName )
 
         main.step( "Starting ONOScli" )
-        main.ONOScli.start_onos_cli( ONOS1_ip )
+        main.ONOScli.startOnosCli( ONOS1Ip )
 
-        case1_result = ( clean_install_result and package_result and
-                         cell_result and verify_result and onos_install_result and
-                         onos1_isup and start_result )
-        utilities.assert_equals( expect=main.TRUE, actual=case1_result,
-                                 onpass="Test startup successful",
-                                 onfail="Test startup NOT successful" )
+        case1Result = ( cleanInstallResult and packageResult and
+                        cellResult and verifyResult and onosInstallResult and
+                        onos1Isup and startResult )
+        utilities.assertEquals( expect=main.TRUE, actual=case1Result,
+                                onpass="Test startup successful",
+                                onfail="Test startup NOT successful" )
 
         time.sleep( 10 )
 
@@ -94,18 +94,18 @@
         """
         import time
 
-        ONOS1_ip = main.params[ 'CTRL' ][ 'ip1' ]
-        default_sw_port = main.params[ 'CTRL' ][ 'port1' ]
+        ONOS1Ip = main.params[ 'CTRL' ][ 'ip1' ]
+        defaultSwPort = main.params[ 'CTRL' ][ 'port1' ]
 
         # Assign packet level switches to controller
-        main.Mininet1.assign_sw_controller(
+        main.Mininet1.assignSwController(
             sw="1",
-            ip1=ONOS1_ip,
-            port1=default_sw_port )
-        main.Mininet1.assign_sw_controller(
+            ip1=ONOS1Ip,
+            port1=defaultSwPort )
+        main.Mininet1.assignSwController(
             sw="2",
-            ip1=ONOS1_ip,
-            port1=default_sw_port )
+            ip1=ONOS1Ip,
+            port1=defaultSwPort )
 
         # Check devices in controller
         # This should include Linc-OE devices as well
diff --git a/TestON/tests/SdnIpTest/SdnIpTest.py b/TestON/tests/SdnIpTest/SdnIpTest.py
index 081b1ca..53560f3 100644
--- a/TestON/tests/SdnIpTest/SdnIpTest.py
+++ b/TestON/tests/SdnIpTest/SdnIpTest.py
@@ -11,12 +11,14 @@
     def CASE1( self, main ):
         """
         Test the SDN-IP functionality
-        allRoutes_expected: all expected routes for all BGP peers
-        routeIntents_expected: all expected MultiPointToSinglePointIntent intents
-        bgpIntents_expected: expected PointToPointIntent intents
-        allRoutes_actual: all routes from ONOS LCI
-        routeIntents_actual: actual MultiPointToSinglePointIntent intents from ONOS CLI
-        bgpIntents_actual: actual PointToPointIntent intents from ONOS CLI
+        allRoutesExpected: all expected routes for all BGP peers
+        routeIntentsExpected: all expected
+        MultiPointToSinglePointIntent intents
+        bgpIntentsExpected: expected PointToPointIntent intents
+        allRoutesActual: all routes from ONOS LCI
+        routeIntentsActual: actual MultiPointToSinglePointIntent
+        intents from ONOS CLI
+        bgpIntentsActual: actual PointToPointIntent intents from ONOS CLI
         """
         import time
         import json
@@ -25,10 +27,11 @@
         from time import localtime, strftime
 
         main.case(
-            "The test case is to help to setup the TestON environment and test new drivers" )
-        SDNIP_JSON_FILE_PATH = "../tests/SdnIpTest/sdnip.json"
+            "The test case is to help to setup the TestON " +
+            "environment and test new drivers" )
+        SDNIPJSONFILEPATH = "../tests/SdnIpTest/sdnip.json"
         # all expected routes for all BGP peers
-        allRoutes_expected = []
+        allRoutesExpected = []
         main.step( "Start to generate routes for all BGP peers" )
         # bgpPeerHosts = []
         # for i in range( 3, 5 ):
@@ -37,111 +40,111 @@
 
         # for i in range( 3, 5 ):
         #   QuaggaCliHost = "QuaggaCliHost" + str( i )
-        #  prefixes = main.QuaggaCliHost.generate_prefixes( 3, 10 )
+        #  prefixes = main.QuaggaCliHost.generatePrefixes( 3, 10 )
 
         # main.log.info( prefixes )
-        # allRoutes_expected.append( prefixes )
+        # allRoutesExpected.append( prefixes )
         main.log.info( "Generate prefixes for host3" )
-        prefixes_host3 = main.QuaggaCliHost3.generate_prefixes( 3, 10 )
-        main.log.info( prefixes_host3 )
+        prefixesHost3 = main.QuaggaCliHost3.generatePrefixes( 3, 10 )
+        main.log.info( prefixesHost3 )
         # generate route with next hop
-        for prefix in prefixes_host3:
-            allRoutes_expected.append( prefix + "/" + "192.168.20.1" )
-        routeIntents_expected_host3 = main.QuaggaCliHost3.generate_expected_onePeerRouteIntents(
-            prefixes_host3,
-            "192.168.20.1",
-            "00:00:00:00:02:02",
-            SDNIP_JSON_FILE_PATH )
+        for prefix in prefixesHost3:
+            allRoutesExpected.append( prefix + "/" + "192.168.20.1" )
+        routeIntentsExpectedHost3 = main.QuaggaCliHost3.\
+                generateExpectedOnePeerRouteIntents( prefixesHost3,
+                                                     "192.168.20.1",
+                                                     "00:00:00:00:02:02",
+                                                     SDNIPJSONFILEPATH )
 
         main.log.info( "Generate prefixes for host4" )
-        prefixes_host4 = main.QuaggaCliHost4.generate_prefixes( 4, 10 )
-        main.log.info( prefixes_host4 )
+        prefixesHost4 = main.QuaggaCliHost4.generatePrefixes( 4, 10 )
+        main.log.info( prefixesHost4 )
         # generate route with next hop
-        for prefix in prefixes_host4:
-            allRoutes_expected.append( prefix + "/" + "192.168.30.1" )
-        routeIntents_expected_host4 = main.QuaggaCliHost4.generate_expected_onePeerRouteIntents(
-            prefixes_host4,
-            "192.168.30.1",
-            "00:00:00:00:03:01",
-            SDNIP_JSON_FILE_PATH )
+        for prefix in prefixesHost4:
+            allRoutesExpected.append( prefix + "/" + "192.168.30.1" )
+        routeIntentsExpectedHost4 = main.QuaggaCliHost4.\
+                generateExpectedOnePeerRouteIntents( prefixesHost4,
+                                                     "192.168.30.1",
+                                                     "00:00:00:00:03:01",
+                                                     SDNIPJSONFILEPATH )
 
-        routeIntents_expected = routeIntents_expected_host3 + \
-            routeIntents_expected_host4
+        routeIntentsExpected = routeIntentsExpectedHost3 + \
+            routeIntentsExpectedHost4
 
-        cell_name = main.params[ 'ENV' ][ 'cellName' ]
-        ONOS1_ip = main.params[ 'CTRL' ][ 'ip1' ]
+        cellName = main.params[ 'ENV' ][ 'cellName' ]
+        ONOS1Ip = main.params[ 'CTRL' ][ 'ip1' ]
         main.step( "Set cell for ONOS-cli environment" )
-        main.ONOScli.set_cell( cell_name )
-        verify_result = main.ONOSbench.verify_cell()
+        main.ONOScli.setCell( cellName )
+        verifyResult = main.ONOSbench.verifyCell()
         main.log.report( "Removing raft logs" )
-        main.ONOSbench.onos_remove_raft_logs()
+        main.ONOSbench.onosRemoveRaftLogs()
         main.log.report( "Uninstalling ONOS" )
-        main.ONOSbench.onos_uninstall( ONOS1_ip )
+        main.ONOSbench.onosUninstall( ONOS1Ip )
         main.step( "Creating ONOS package" )
-        package_result = main.ONOSbench.onos_package()
+        packageResult = main.ONOSbench.onosPackage()
 
         main.step( "Starting ONOS service" )
         # TODO: start ONOS from Mininet Script
-        # start_result = main.ONOSbench.onos_start( "127.0.0.1" )
+        # startResult = main.ONOSbench.onosStart( "127.0.0.1" )
         main.step( "Installing ONOS package" )
-        onos1_install_result = main.ONOSbench.onos_install(
+        onos1InstallResult = main.ONOSbench.onosInstall(
             options="-f",
-            node=ONOS1_ip )
+            node=ONOS1Ip )
 
         main.step( "Checking if ONOS is up yet" )
         time.sleep( 60 )
-        onos1_isup = main.ONOSbench.isup( ONOS1_ip )
-        if not onos1_isup:
+        onos1Isup = main.ONOSbench.isup( ONOS1Ip )
+        if not onos1Isup:
             main.log.report( "ONOS1 didn't start!" )
 
         main.step( "Start ONOS-cli" )
-        # TODO: change the hardcode in start_onos_cli method in ONOS CLI driver
+        # TODO: change the hardcode in startOnosCli method in ONOS CLI driver
 
-        main.ONOScli.start_onos_cli( ONOS1_ip )
+        main.ONOScli.startOnosCli( ONOS1Ip )
 
         main.step( "Get devices in the network" )
-        list_result = main.ONOScli.devices( json_format=False )
-        main.log.info( list_result )
+        listResult = main.ONOScli.devices( jsonFormat=False )
+        main.log.info( listResult )
         time.sleep( 10 )
         main.log.info( "Installing sdn-ip feature" )
-        main.ONOScli.feature_install( "onos-app-sdnip" )
+        main.ONOScli.featureInstall( "onos-app-sdnip" )
         time.sleep( 10 )
         main.step( "Login all BGP peers and add routes into peers" )
         main.log.info( "Login Quagga CLI on host3" )
         main.QuaggaCliHost3.loginQuagga( "1.168.30.2" )
         main.log.info( "Enter configuration model of Quagga CLI on host3" )
-        main.QuaggaCliHost3.enter_config( 64514 )
+        main.QuaggaCliHost3.enterConfig( 64514 )
         main.log.info( "Add routes to Quagga on host3" )
-        main.QuaggaCliHost3.add_routes( prefixes_host3, 1 )
+        main.QuaggaCliHost3.addRoutes( prefixesHost3, 1 )
 
         main.log.info( "Login Quagga CLI on host4" )
         main.QuaggaCliHost4.loginQuagga( "1.168.30.3" )
         main.log.info( "Enter configuration model of Quagga CLI on host4" )
-        main.QuaggaCliHost4.enter_config( 64516 )
+        main.QuaggaCliHost4.enterConfig( 64516 )
         main.log.info( "Add routes to Quagga on host4" )
-        main.QuaggaCliHost4.add_routes( prefixes_host4, 1 )
+        main.QuaggaCliHost4.addRoutes( prefixesHost4, 1 )
         time.sleep( 60 )
 
         # get all routes inside SDN-IP
-        get_routes_result = main.ONOScli.routes( json_format=True )
+        getRoutesResult = main.ONOScli.routes( jsonFormat=True )
 
         # parse routes from ONOS CLI
-        allRoutes_actual = main.QuaggaCliHost3.extract_actual_routes(
-            get_routes_result )
+        allRoutesActual = main.QuaggaCliHost3.extractActualRoutes(
+            getRoutesResult )
 
-        allRoutes_str_expected = str( sorted( allRoutes_expected ) )
-        allRoutes_str_actual = str( allRoutes_actual ).replace( 'u', "" )
+        allRoutesStrExpected = str( sorted( allRoutesExpected ) )
+        allRoutesStrActual = str( allRoutesActual ).replace( 'u', "" )
         main.step( "Check routes installed" )
         main.log.info( "Routes expected:" )
-        main.log.info( allRoutes_str_expected )
+        main.log.info( allRoutesStrExpected )
         main.log.info( "Routes get from ONOS CLI:" )
-        main.log.info( allRoutes_str_actual )
-        utilities.assert_equals(
-            expect=allRoutes_str_expected,
-            actual=allRoutes_str_actual,
+        main.log.info( allRoutesStrActual )
+        utilities.assertEquals(
+            expect=allRoutesStrExpected,
+            actual=allRoutesStrActual,
             onpass="***Routes in SDN-IP are correct!***",
             onfail="***Routes in SDN-IP are wrong!***" )
-        if( eq( allRoutes_str_expected, allRoutes_str_actual ) ):
+        if( eq( allRoutesStrExpected, allRoutesStrActual ) ):
             main.log.report(
                 "***Routes in SDN-IP after adding routes are correct!***" )
         else:
@@ -149,132 +152,143 @@
                 "***Routes in SDN-IP after adding routes are wrong!***" )
 
         time.sleep( 20 )
-        get_intents_result = main.ONOScli.intents( json_format=True )
+        getIntentsResult = main.ONOScli.intents( jsonFormat=True )
 
         main.step( "Check MultiPointToSinglePointIntent intents installed" )
-        # route_intents_expected are generated when generating routes
+        # routeIntentsExpected are generated when generating routes
         # get rpoute intents from ONOS CLI
-        routeIntents_actual = main.QuaggaCliHost3.extract_actual_routeIntents(
-            get_intents_result )
-        routeIntents_str_expected = str( sorted( routeIntents_expected ) )
-        routeIntents_str_actual = str( routeIntents_actual ).replace( 'u', "" )
+        routeIntentsActual = main.QuaggaCliHost3.extractActualRouteIntents(
+            getIntentsResult )
+        routeIntentsStrExpected = str( sorted( routeIntentsExpected ) )
+        routeIntentsStrActual = str( routeIntentsActual ).replace( 'u', "" )
         main.log.info( "MultiPointToSinglePoint intents expected:" )
-        main.log.info( routeIntents_str_expected )
+        main.log.info( routeIntentsStrExpected )
         main.log.info( "MultiPointToSinglePoint intents get from ONOS CLI:" )
-        main.log.info( routeIntents_str_actual )
-        utilities.assert_equals(
+        main.log.info( routeIntentsStrActual )
+        utilities.assertEquals(
             expect=True,
             actual=eq(
-                routeIntents_str_expected,
-                routeIntents_str_actual ),
-            onpass="***MultiPointToSinglePoint Intents in SDN-IP are correct!***",
-            onfail="***MultiPointToSinglePoint Intents in SDN-IP are wrong!***" )
+                routeIntentsStrExpected,
+                routeIntentsStrActual ),
+            onpass= "***MultiPointToSinglePoint " +
+                    "Intents in SDN-IP are correct!***",
+            onfail= "***MultiPointToSinglePoint Intents" +
+                    " in SDN-IP are wrong!***" )
 
-        if( eq( routeIntents_str_expected, routeIntents_str_actual ) ):
+        if( eq( routeIntentsStrExpected, routeIntentsStrActual ) ):
             main.log.report(
-                "***MultiPointToSinglePoint Intents before deleting routes correct!***" )
+                "***MultiPointToSinglePoint Intents " +
+                "before deleting routes correct!***" )
         else:
             main.log.report(
-                "***MultiPointToSinglePoint Intents before deleting routes wrong!***" )
+                "***MultiPointToSinglePoint Intents" +
+                "before deleting routes wrong!***" )
 
         main.step( "Check BGP PointToPointIntent intents installed" )
         # bgp intents expected
-        bgpIntents_expected = main.QuaggaCliHost3.generate_expected_bgpIntents(
-            SDNIP_JSON_FILE_PATH )
+        bgpIntentsExpected = main.QuaggaCliHost3.generateExpectedBgpIntents(
+            SDNIPJSONFILEPATH )
         # get BGP intents from ONOS CLI
-        bgpIntents_actual = main.QuaggaCliHost3.extract_actual_bgpIntents(
-            get_intents_result )
+        bgpIntentsActual = main.QuaggaCliHost3.extractActualBgpIntents(
+            getIntentsResult )
 
-        bgpIntents_str_expected = str( bgpIntents_expected ).replace( 'u', "" )
-        bgpIntents_str_actual = str( bgpIntents_actual )
+        bgpIntentsStrExpected = str( bgpIntentsExpected ).replace( 'u', "" )
+        bgpIntentsStrActual = str( bgpIntentsActual )
         main.log.info( "PointToPointIntent intents expected:" )
-        main.log.info( bgpIntents_str_expected )
+        main.log.info( bgpIntentsStrExpected )
         main.log.info( "PointToPointIntent intents get from ONOS CLI:" )
-        main.log.info( bgpIntents_str_actual )
+        main.log.info( bgpIntentsStrActual )
 
-        utilities.assert_equals(
+        utilities.assertEquals(
             expect=True,
             actual=eq(
-                bgpIntents_str_expected,
-                bgpIntents_str_actual ),
+                bgpIntentsStrExpected,
+                bgpIntentsStrActual ),
             onpass="***PointToPointIntent Intents in SDN-IP are correct!***",
             onfail="***PointToPointIntent Intents in SDN-IP are wrong!***" )
 
-        if ( eq( bgpIntents_str_expected, bgpIntents_str_actual ) ):
+        if ( eq( bgpIntentsStrExpected, bgpIntentsStrActual ) ):
             main.log.report(
                 "***PointToPointIntent Intents in SDN-IP are correct!***" )
         else:
             main.log.report(
                 "***PointToPointIntent Intents in SDN-IP are wrong!***" )
 
-        #============================= Ping Test ========================
+        # ============================= Ping Test ========================
         # wait until all MultiPointToSinglePoint
         time.sleep( 20 )
-        ping_test_script = "~/SDNIP/SdnIpIntentDemo/CASE1-ping-as2host.sh"
-        ping_test_results_file = "~/SDNIP/SdnIpIntentDemo/log/CASE1-ping-results-before-delete-routes-" + \
-            strftime( "%Y-%m-%d_%H:%M:%S", localtime() ) + ".txt"
-        ping_test_results = main.QuaggaCliHost.ping_test(
+        pingTestScript = "~/SDNIP/SdnIpIntentDemo/CASE1-ping-as2host.sh"
+        pingTestResultsFile = "~/SDNIP/SdnIpIntentDemo/log/" +\
+                "CASE1-ping-results-before-delete-routes-" + \
+                strftime( "%Y-%m-%d_%H:%M:%S", localtime() ) + ".txt"
+        pingTestResults = main.QuaggaCliHost.pingTest(
             "1.168.30.100",
-            ping_test_script,
-            ping_test_results_file )
-        main.log.info( ping_test_results )
+            pingTestScript,
+            pingTestResultsFile )
+        main.log.info( pingTestResults )
 
         # ping test
 
-        #============================= Deleting Routes ==================
+        # ============================= Deleting Routes ==================
         main.step( "Check deleting routes installed" )
-        main.QuaggaCliHost3.delete_routes( prefixes_host3, 1 )
-        main.QuaggaCliHost4.delete_routes( prefixes_host4, 1 )
+        main.QuaggaCliHost3.deleteRoutes( prefixesHost3, 1 )
+        main.QuaggaCliHost4.deleteRoutes( prefixesHost4, 1 )
 
         # main.log.info( "main.ONOScli.get_routes_num() = " )
-        # main.log.info( main.ONOScli.get_routes_num() )
-        # utilities.assert_equals( expect="Total SDN-IP routes = 1", actual=
-        # main.ONOScli.get_routes_num(),
-        get_routes_result = main.ONOScli.routes( json_format=True )
-        allRoutes_actual = main.QuaggaCliHost3.extract_actual_routes(
-            get_routes_result )
+        # main.log.info( main.ONOScli.getRoutesNum() )
+        # utilities.assertEquals( expect="Total SDN-IP routes = 1", actual=
+        # main.ONOScli.getRoutesNum(),
+        getRoutesResult = main.ONOScli.routes( jsonFormat=True )
+        allRoutesActual = main.QuaggaCliHost3.extractActualRoutes(
+            getRoutesResult )
         main.log.info( "allRoutes_actual = " )
-        main.log.info( allRoutes_actual )
+        main.log.info( allRoutesActual )
 
-        utilities.assert_equals(
+        utilities.assertEquals(
             expect="[]",
-            actual=str( allRoutes_actual ),
+            actual=str( allRoutesActual ),
             onpass="***Route number in SDN-IP is 0, correct!***",
             onfail="***Routes number in SDN-IP is not 0, wrong!***" )
 
-        if( eq( allRoutes_str_expected, allRoutes_str_actual ) ):
+        if( eq( allRoutesStrExpected, allRoutesStrActual ) ):
             main.log.report( "***Routes in SDN-IP after deleting correct!***" )
         else:
             main.log.report( "***Routes in SDN-IP after deleting wrong!***" )
 
         main.step( "Check intents after deleting routes" )
-        get_intents_result = main.ONOScli.intents( json_format=True )
-        routeIntents_actual = main.QuaggaCliHost3.extract_actual_routeIntents(
-            get_intents_result )
+        getIntentsResult = main.ONOScli.intents( jsonFormat=True )
+        routeIntentsActual = main.QuaggaCliHost3.extractActualRouteIntents(
+            getIntentsResult )
         main.log.info( "main.ONOScli.intents()= " )
-        main.log.info( routeIntents_actual )
-        utilities.assert_equals(
+        main.log.info( routeIntentsActual )
+        utilities.assertEquals(
             expect="[]",
-            actual=str( routeIntents_actual ),
-            onpass="***MultiPointToSinglePoint Intents number in SDN-IP is 0, correct!***",
-            onfail="***MultiPointToSinglePoint Intents number in SDN-IP is 0, wrong!***" )
+            actual=str( routeIntentsActual ),
+            onpass="***MultiPointToSinglePoint Intents" +
+            " number in SDN-IP is 0, correct!***",
+            onfail="***MultiPointToSinglePoint Intents " +
+            "number in SDN-IP is 0, wrong!***" )
 
-        if( eq( routeIntents_str_expected, routeIntents_str_actual ) ):
+        if( eq( routeIntentsStrExpected, routeIntentsStrActual ) ):
             main.log.report(
-                "***MultiPointToSinglePoint Intents after deleting routes correct!***" )
+                "***MultiPointToSinglePoint Intents" +
+                " after deleting routes correct!***" )
         else:
             main.log.report(
-                "***MultiPointToSinglePoint Intents after deleting routes wrong!***" )
+                "***MultiPointToSinglePoint Intents " +
+                "after deleting routes wrong!***" )
 
         time.sleep( 20 )
-        ping_test_script = "~/SDNIP/SdnIpIntentDemo/CASE1-ping-as2host.sh"
-        ping_test_results_file = "~/SDNIP/SdnIpIntentDemo/log/CASE1-ping-results-after-delete-routes-" + \
-            strftime( "%Y-%m-%d_%H:%M:%S", localtime() ) + ".txt"
-        ping_test_results = main.QuaggaCliHost.ping_test(
+        pingTestScript = "~/SDNIP/SdnIpIntentDemo/CASE1-ping-as2host.sh"
+        pingTestResultsFile = "~/SDNIP/SdnIpIntentDemo/log/" +\
+                              "CASE1-ping-results-after-delete-routes-" +\
+                              strftime( "%Y-%m-%d_%H:%M:%S", localtime() ) +\
+                              ".txt"
+        pingTestResults = main.QuaggaCliHost.pingTest(
             "1.168.30.100",
-            ping_test_script,
-            ping_test_results_file )
-        main.log.info( ping_test_results )
+            pingTestScript,
+            pingTestResultsFile )
+        main.log.info( pingTestResults )
         time.sleep( 30 )
 
         # main.step( "Test whether Mininet is started" )
@@ -284,12 +298,14 @@
     def CASE2( self, main ):
         """
         Test the SDN-IP functionality
-        allRoutes_expected: all expected routes for all BGP peers
-        routeIntents_expected: all expected MultiPointToSinglePointIntent intents
-        bgpIntents_expected: expected PointToPointIntent intents
-        allRoutes_actual: all routes from ONOS LCI
-        routeIntents_actual: actual MultiPointToSinglePointIntent intents from ONOS CLI
-        bgpIntents_actual: actual PointToPointIntent intents from ONOS CLI
+        allRoutesExpected: all expected routes for all BGP peers
+        routeIntentsExpected: all expected MultiPointToSinglePointIntent
+        intents
+        bgpIntentsExpected: expected PointToPointIntent intents
+        allRoutesActual: all routes from ONOS LCI
+        routeIntentsActual: actual MultiPointToSinglePointIntent intents from
+        ONOS CLI
+        bgpIntentsActual: actual PointToPointIntent intents from ONOS CLI
         """
         import time
         import json
@@ -297,227 +313,233 @@
         from time import localtime, strftime
 
         main.case(
-            "The test case is to help to setup the TestON environment and test new drivers" )
-        SDNIP_JSON_FILE_PATH = "../tests/SdnIpTest/sdnip.json"
+            "The test case is to help to setup the " +
+            "TestON environment and test new drivers" )
+        SDNIPJSONFILEPATH = "../tests/SdnIpTest/sdnip.json"
         # all expected routes for all BGP peers
-        allRoutes_expected = []
+        allRoutesExpected = []
         main.step( "Start to generate routes for all BGP peers" )
 
         main.log.info( "Generate prefixes for host3" )
-        prefixes_host3 = main.QuaggaCliHost3.generate_prefixes( 3, 10 )
-        main.log.info( prefixes_host3 )
+        prefixesHost3 = main.QuaggaCliHost3.generatePrefixes( 3, 10 )
+        main.log.info( prefixesHost3 )
         # generate route with next hop
-        for prefix in prefixes_host3:
-            allRoutes_expected.append( prefix + "/" + "192.168.20.1" )
-        routeIntents_expected_host3 = main.QuaggaCliHost3.generate_expected_onePeerRouteIntents(
-            prefixes_host3,
-            "192.168.20.1",
-            "00:00:00:00:02:02",
-            SDNIP_JSON_FILE_PATH )
+        for prefix in prefixesHost3:
+            allRoutesExpected.append( prefix + "/" + "192.168.20.1" )
+        routeIntentsExpectedHost3 = main.QuaggaCliHost3.\
+                generateExpectedOnePeerRouteIntents( prefixesHost3,
+                                                     "192.168.20.1",
+                                                     "00:00:00:00:02:02",
+                                                     SDNIPJSONFILEPATH )
 
         main.log.info( "Generate prefixes for host4" )
-        prefixes_host4 = main.QuaggaCliHost4.generate_prefixes( 4, 10 )
-        main.log.info( prefixes_host4 )
+        prefixesHost4 = main.QuaggaCliHost4.generatePrefixes( 4, 10 )
+        main.log.info( prefixesHost4 )
         # generate route with next hop
-        for prefix in prefixes_host4:
-            allRoutes_expected.append( prefix + "/" + "192.168.30.1" )
-        routeIntents_expected_host4 = main.QuaggaCliHost4.generate_expected_onePeerRouteIntents(
-            prefixes_host4,
-            "192.168.30.1",
-            "00:00:00:00:03:01",
-            SDNIP_JSON_FILE_PATH )
+        for prefix in prefixesHost4:
+            allRoutesExpected.append( prefix + "/" + "192.168.30.1" )
+        routeIntentsExpectedHost4 = main.QuaggaCliHost4.\
+                generateExpectedOnePeerRouteIntents( prefixesHost4,
+                                                     "192.168.30.1",
+                                                     "00:00:00:00:03:01",
+                                                     SDNIPJSONFILEPATH )
 
-        routeIntents_expected = routeIntents_expected_host3 + \
-            routeIntents_expected_host4
+        routeIntentsExpected = routeIntentsExpectedHost3 + \
+            routeIntentsExpectedHost4
 
         main.log.report( "Removing raft logs" )
-        main.ONOSbench.onos_remove_raft_logs()
+        main.ONOSbench.onosRemoveRaftLogs()
         main.log.report( "Uninstalling ONOS" )
-        main.ONOSbench.onos_uninstall( ONOS1_ip )
+        main.ONOSbench.onosUninstall( ONOS1Ip )
 
-        cell_name = main.params[ 'ENV' ][ 'cellName' ]
-        ONOS1_ip = main.params[ 'CTRL' ][ 'ip1' ]
+        cellName = main.params[ 'ENV' ][ 'cellName' ]
+        ONOS1Ip = main.params[ 'CTRL' ][ 'ip1' ]
         main.step( "Set cell for ONOS-cli environment" )
-        main.ONOScli.set_cell( cell_name )
-        verify_result = main.ONOSbench.verify_cell()
-        #main.log.report( "Removing raft logs" )
-        # main.ONOSbench.onos_remove_raft_logs()
-        #main.log.report( "Uninstalling ONOS" )
-        # main.ONOSbench.onos_uninstall( ONOS1_ip )
+        main.ONOScli.setCell( cellName )
+        verifyResult = main.ONOSbench.verifyCell()
+        # main.log.report( "Removing raft logs" )
+        # main.ONOSbench.onosRemoveRaftLogs()
+        # main.log.report( "Uninstalling ONOS" )
+        # main.ONOSbench.onosUninstall( ONOS1Ip )
         main.step( "Creating ONOS package" )
-        package_result = main.ONOSbench.onos_package()
+        packageResult = main.ONOSbench.onosPackage()
 
         main.step( "Installing ONOS package" )
-        onos1_install_result = main.ONOSbench.onos_install(
+        onos1InstallResult = main.ONOSbench.onosInstall(
             options="-f",
-            node=ONOS1_ip )
+            node=ONOS1Ip )
 
         main.step( "Checking if ONOS is up yet" )
         time.sleep( 60 )
-        onos1_isup = main.ONOSbench.isup( ONOS1_ip )
-        if not onos1_isup:
+        onos1Isup = main.ONOSbench.isup( ONOS1Ip )
+        if not onos1Isup:
             main.log.report( "ONOS1 didn't start!" )
 
         main.step( "Start ONOS-cli" )
-        main.ONOScli.start_onos_cli( ONOS1_ip )
+        main.ONOScli.startOnosCli( ONOS1Ip )
 
         main.step( "Get devices in the network" )
-        list_result = main.ONOScli.devices( json_format=False )
-        main.log.info( list_result )
+        listResult = main.ONOScli.devices( jsonFormat=False )
+        main.log.info( listResult )
         time.sleep( 10 )
         main.log.info( "Installing sdn-ip feature" )
-        main.ONOScli.feature_install( "onos-app-sdnip" )
+        main.ONOScli.featureInstall( "onos-app-sdnip" )
         time.sleep( 10 )
 
         main.step( "Check BGP PointToPointIntent intents installed" )
         # bgp intents expected
-        bgpIntents_expected = main.QuaggaCliHost3.generate_expected_bgpIntents(
-            SDNIP_JSON_FILE_PATH )
+        bgpIntentsExpected = main.QuaggaCliHost3.generateExpectedBgpIntents(
+            SDNIPJSONFILEPATH )
         # get BGP intents from ONOS CLI
-        get_intents_result = main.ONOScli.intents( json_format=True )
-        bgpIntents_actual = main.QuaggaCliHost3.extract_actual_bgpIntents(
-            get_intents_result )
+        getIntentsResult = main.ONOScli.intents( jsonFormat=True )
+        bgpIntentsActual = main.QuaggaCliHost3.extractActualBgpIntents(
+            getIntentsResult )
 
-        bgpIntents_str_expected = str( bgpIntents_expected ).replace( 'u', "" )
-        bgpIntents_str_actual = str( bgpIntents_actual )
+        bgpIntentsStrExpected = str( bgpIntentsExpected ).replace( 'u', "" )
+        bgpIntentsStrActual = str( bgpIntentsActual )
         main.log.info( "PointToPointIntent intents expected:" )
-        main.log.info( bgpIntents_str_expected )
+        main.log.info( bgpIntentsStrExpected )
         main.log.info( "PointToPointIntent intents get from ONOS CLI:" )
-        main.log.info( bgpIntents_str_actual )
+        main.log.info( bgpIntentsStrActual )
 
-        utilities.assert_equals(
+        utilities.assertEquals(
             expect=True,
             actual=eq(
-                bgpIntents_str_expected,
-                bgpIntents_str_actual ),
+                bgpIntentsStrExpected,
+                bgpIntentsStrActual ),
             onpass="***PointToPointIntent Intents in SDN-IP are correct!***",
             onfail="***PointToPointIntent Intents in SDN-IP are wrong!***" )
 
-        if ( eq( bgpIntents_str_expected, bgpIntents_str_actual ) ):
+        if ( eq( bgpIntentsStrExpected, bgpIntentsStrActual ) ):
             main.log.report(
                 "***PointToPointIntent Intents in SDN-IP are correct!***" )
         else:
             main.log.report(
                 "***PointToPointIntent Intents in SDN-IP are wrong!***" )
 
-        allRoutes_str_expected = str( sorted( allRoutes_expected ) )
-        routeIntents_str_expected = str( sorted( routeIntents_expected ) )
-        ping_test_script = "~/SDNIP/SdnIpIntentDemo/CASE1-ping-as2host.sh"
-        # round_num = 0;
+        allRoutesStrExpected = str( sorted( allRoutesExpected ) )
+        routeIntentsStrExpected = str( sorted( routeIntentsExpected ) )
+        pingTestScript = "~/SDNIP/SdnIpIntentDemo/CASE1-ping-as2host.sh"
+        # roundNum = 0;
         # while( True ):
-        for round_num in range( 1, 6 ):
+        for roundNum in range( 1, 6 ):
             # round = round + 1;
             main.log.report(
                 "The Round " +
-                str( round_num ) +
+                str( roundNum ) +
                 " test starts........................................" )
 
             main.step( "Login all BGP peers and add routes into peers" )
             main.log.info( "Login Quagga CLI on host3" )
             main.QuaggaCliHost3.loginQuagga( "1.168.30.2" )
             main.log.info( "Enter configuration model of Quagga CLI on host3" )
-            main.QuaggaCliHost3.enter_config( 64514 )
+            main.QuaggaCliHost3.enterConfig( 64514 )
             main.log.info( "Add routes to Quagga on host3" )
-            main.QuaggaCliHost3.add_routes( prefixes_host3, 1 )
+            main.QuaggaCliHost3.addRoutes( prefixesHost3, 1 )
 
             main.log.info( "Login Quagga CLI on host4" )
             main.QuaggaCliHost4.loginQuagga( "1.168.30.3" )
             main.log.info( "Enter configuration model of Quagga CLI on host4" )
-            main.QuaggaCliHost4.enter_config( 64516 )
+            main.QuaggaCliHost4.enterConfig( 64516 )
             main.log.info( "Add routes to Quagga on host4" )
-            main.QuaggaCliHost4.add_routes( prefixes_host4, 1 )
+            main.QuaggaCliHost4.addRoutes( prefixesHost4, 1 )
             time.sleep( 60 )
 
             # get all routes inside SDN-IP
-            get_routes_result = main.ONOScli.routes( json_format=True )
+            getRoutesResult = main.ONOScli.routes( jsonFormat=True )
 
             # parse routes from ONOS CLI
-            allRoutes_actual = main.QuaggaCliHost3.extract_actual_routes(
-                get_routes_result )
+            allRoutesActual = main.QuaggaCliHost3.extractActualRoutes(
+                getRoutesResult )
 
-            # allRoutes_str_expected = str( sorted( allRoutes_expected ) )
-            allRoutes_str_actual = str( allRoutes_actual ).replace( 'u', "" )
+            # allRoutesStrExpected = str( sorted( allRoutesExpected ) )
+            allRoutesStrActual = str( allRoutesActual ).replace( 'u', "" )
             main.step( "Check routes installed" )
             main.log.info( "Routes expected:" )
-            main.log.info( allRoutes_str_expected )
+            main.log.info( allRoutesStrExpected )
             main.log.info( "Routes get from ONOS CLI:" )
-            main.log.info( allRoutes_str_actual )
-            utilities.assert_equals(
-                expect=allRoutes_str_expected,
-                actual=allRoutes_str_actual,
+            main.log.info( allRoutesStrActual )
+            utilities.assertEquals(
+                expect=allRoutesStrExpected,
+                actual=allRoutesStrActual,
                 onpass="***Routes in SDN-IP are correct!***",
                 onfail="***Routes in SDN-IP are wrong!***" )
-            if( eq( allRoutes_str_expected, allRoutes_str_actual ) ):
+            if( eq( allRoutesStrExpected, allRoutesStrActual ) ):
                 main.log.report(
                     "***Routes in SDN-IP after adding correct!***" )
             else:
                 main.log.report( "***Routes in SDN-IP after adding wrong!***" )
 
             time.sleep( 20 )
-            get_intents_result = main.ONOScli.intents( json_format=True )
+            getIntentsResult = main.ONOScli.intents( jsonFormat=True )
 
             main.step(
                 "Check MultiPointToSinglePointIntent intents installed" )
-            # route_intents_expected are generated when generating routes
+            # routeIntentsExpected are generated when generating routes
             # get route intents from ONOS CLI
-            routeIntents_actual = main.QuaggaCliHost3.extract_actual_routeIntents(
-                get_intents_result )
-            # routeIntents_str_expected = str( sorted( routeIntents_expected ) )
-            routeIntents_str_actual = str(
-                routeIntents_actual ).replace( 'u', "" )
+            routeIntentsActual = main.QuaggaCliHost3.extractActualRouteIntents(
+                getIntentsResult )
+            # routeIntentsStrExpected = str( sorted( routeIntentsExpected ) )
+            routeIntentsStrActual = str(
+                routeIntentsActual ).replace( 'u', "" )
             main.log.info( "MultiPointToSinglePoint intents expected:" )
-            main.log.info( routeIntents_str_expected )
+            main.log.info( routeIntentsStrExpected )
             main.log.info(
                 "MultiPointToSinglePoint intents get from ONOS CLI:" )
-            main.log.info( routeIntents_str_actual )
-            utilities.assert_equals(
+            main.log.info( routeIntentsStrActual )
+            utilities.assertEquals(
                 expect=True,
                 actual=eq(
-                    routeIntents_str_expected,
-                    routeIntents_str_actual ),
-                onpass="***MultiPointToSinglePoint Intents in SDN-IP are correct!***",
-                onfail="***MultiPointToSinglePoint Intents in SDN-IP are wrong!***" )
+                    routeIntentsStrExpected,
+                    routeIntentsStrActual ),
+                onpass= "***MultiPointToSinglePoint " +
+                        "Intents in SDN-IP are correct!***",
+                onfail= "***MultiPointToSinglePoint Intents " +
+                        "in SDN-IP are wrong!***" )
 
-            if( eq( routeIntents_str_expected, routeIntents_str_actual ) ):
+            if( eq( routeIntentsStrExpected, routeIntentsStrActual ) ):
                 main.log.report(
-                    "***MultiPointToSinglePoint Intents after adding routes correct!***" )
+                    "***MultiPointToSinglePoint Intents" +
+                    " after adding routes correct!***" )
             else:
                 main.log.report(
-                    "***MultiPointToSinglePoint Intents after adding routes wrong!***" )
+                    "***MultiPointToSinglePoint Intents" +
+                    " after adding routes wrong!***" )
 
-            #============================= Ping Test ========================
+            # ============================= Ping Test ========================
             # wait until all MultiPointToSinglePoint
             time.sleep( 20 )
-            # ping_test_script = "~/SDNIP/SdnIpIntentDemo/CASE1-ping-as2host.sh"
-            ping_test_results_file = "~/SDNIP/SdnIpIntentDemo/log/CASE2-Round" + \
-                str( round_num ) + "-ping-results-before-delete-routes-" + strftime( "%Y-%m-%d_%H:%M:%S", localtime() ) + ".txt"
-            ping_test_results = main.QuaggaCliHost.ping_test(
+            # pingTestScript = "~/SDNIP/SdnIpIntentDemo/CASE1-ping-as2host.sh"
+            pingTestResultsFile = "~/SDNIP/SdnIpIntentDemo/log/CASE2-Round" + \
+                str( roundNum ) + "-ping-results-before-delete-routes-" +\
+                strftime( "%Y-%m-%d_%H:%M:%S", localtime() ) + ".txt"
+            pingTestResults = main.QuaggaCliHost.pingTest(
                 "1.168.30.100",
-                ping_test_script,
-                ping_test_results_file )
-            main.log.info( ping_test_results )
+                pingTestScript,
+                pingTestResultsFile )
+            main.log.info( pingTestResults )
             # ping test
 
-            #============================= Deleting Routes ==================
+            # ============================= Deleting Routes ==================
             main.step( "Check deleting routes installed" )
             main.log.info( "Delete routes to Quagga on host3" )
-            main.QuaggaCliHost3.delete_routes( prefixes_host3, 1 )
+            main.QuaggaCliHost3.deleteRoutes( prefixesHost3, 1 )
             main.log.info( "Delete routes to Quagga on host4" )
-            main.QuaggaCliHost4.delete_routes( prefixes_host4, 1 )
+            main.QuaggaCliHost4.deleteRoutes( prefixesHost4, 1 )
 
-            get_routes_result = main.ONOScli.routes( json_format=True )
-            allRoutes_actual = main.QuaggaCliHost3.extract_actual_routes(
-                get_routes_result )
+            getRoutesResult = main.ONOScli.routes( jsonFormat=True )
+            allRoutesActual = main.QuaggaCliHost3.extractActualRoutes(
+                getRoutesResult )
             main.log.info( "allRoutes_actual = " )
-            main.log.info( allRoutes_actual )
+            main.log.info( allRoutesActual )
 
-            utilities.assert_equals(
+            utilities.assertEquals(
                 expect="[]",
-                actual=str( allRoutes_actual ),
+                actual=str( allRoutesActual ),
                 onpass="***Route number in SDN-IP is 0, correct!***",
                 onfail="***Routes number in SDN-IP is not 0, wrong!***" )
 
-            if( eq( allRoutes_str_expected, allRoutes_str_actual ) ):
+            if( eq( allRoutesStrExpected, allRoutesStrActual ) ):
                 main.log.report(
                     "***Routes in SDN-IP after deleting correct!***" )
             else:
@@ -525,31 +547,36 @@
                     "***Routes in SDN-IP after deleting wrong!***" )
 
             main.step( "Check intents after deleting routes" )
-            get_intents_result = main.ONOScli.intents( json_format=True )
-            routeIntents_actual = main.QuaggaCliHost3.extract_actual_routeIntents(
-                get_intents_result )
+            getIntentsResult = main.ONOScli.intents( jsonFormat=True )
+            routeIntentsActual = main.QuaggaCliHost3.extractActualRouteIntents(
+                getIntentsResult )
             main.log.info( "main.ONOScli.intents()= " )
-            main.log.info( routeIntents_actual )
-            utilities.assert_equals(
+            main.log.info( routeIntentsActual )
+            utilities.assertEquals(
                 expect="[]",
-                actual=str( routeIntents_actual ),
-                onpass="***MultiPointToSinglePoint Intents number in SDN-IP is 0, correct!***",
-                onfail="***MultiPointToSinglePoint Intents number in SDN-IP is 0, wrong!***" )
+                actual=str( routeIntentsActual ),
+                onpass="***MultiPointToSinglePoint Intents " +
+                "number in SDN-IP is 0, correct!***",
+                onfail="***MultiPointToSinglePoint Intents " +
+                "number in SDN-IP is 0, wrong!***" )
 
-            if( eq( routeIntents_str_expected, routeIntents_str_actual ) ):
+            if( eq( routeIntentsStrExpected, routeIntentsStrActual ) ):
                 main.log.report(
-                    "***MultiPointToSinglePoint Intents after deleting routes correct!***" )
+                    "***MultiPointToSinglePoint Intents " +
+                    "after deleting routes correct!***" )
             else:
                 main.log.report(
-                    "***MultiPointToSinglePoint Intents after deleting routes wrong!***" )
+                    "***MultiPointToSinglePoint Intents " +
+                    "after deleting routes wrong!***" )
 
             time.sleep( 20 )
-            # ping_test_script = "~/SDNIP/SdnIpIntentDemo/CASE1-ping-as2host.sh"
-            ping_test_results_file = "~/SDNIP/SdnIpIntentDemo/log/CASE2-Round" + \
-                str( round_num ) + "-ping-results-after-delete-routes-" + strftime( "%Y-%m-%d_%H:%M:%S", localtime() ) + ".txt"
-            ping_test_results = main.QuaggaCliHost.ping_test(
+            # pingTestScript = "~/SDNIP/SdnIpIntentDemo/CASE1-ping-as2host.sh"
+            pingTestResultsFile = "~/SDNIP/SdnIpIntentDemo/log/CASE2-Round" + \
+                str( roundNum ) + "-ping-results-after-delete-routes-" +\
+                strftime( "%Y-%m-%d_%H:%M:%S", localtime() ) + ".txt"
+            pingTestResults = main.QuaggaCliHost.pingTest(
                 "1.168.30.100",
-                ping_test_script,
-                ping_test_results_file )
-            main.log.info( ping_test_results )
+                pingTestScript,
+                pingTestResultsFile )
+            main.log.info( pingTestResults )
             time.sleep( 30 )