[ONOS-6901] Fix how the systemTest does not return any result when it forced to quit the test

Change-Id: If93c48d46e8dc2494046b42de21f732775d7f520
diff --git a/TestON/tests/FUNC/FUNCintent/FUNCintent.py b/TestON/tests/FUNC/FUNCintent/FUNCintent.py
index 9de5740..2b85fc2 100644
--- a/TestON/tests/FUNC/FUNCintent/FUNCintent.py
+++ b/TestON/tests/FUNC/FUNCintent/FUNCintent.py
@@ -45,7 +45,7 @@
             main.testSetUp = ONOSSetup()
         except ImportError:
             main.log.error( "ONOSSetup not found. exiting the test" )
-            main.exit()
+            main.cleanAndExit()
         main.testSetUp.envSetupDescription()
         stepResult = main.FALSE
 
@@ -123,7 +123,7 @@
             from tests.dependencies.topology import Topology
         except ImportError:
             main.log.error( "Topology not found exiting the test" )
-            main.exit()
+            main.cleanAndExit()
         try:
             main.topoRelated
         except ( NameError, AttributeError ):
@@ -387,7 +387,7 @@
             from tests.dependencies.utils import Utils
         except ImportError:
             main.log.error( "Utils not found exiting the test" )
-            main.exit()
+            main.cleanAndExit()
         try:
             main.Utils
         except ( NameError, AttributeError ):
@@ -417,8 +417,7 @@
         mininetResult = main.Utils.mininetCleanup( main.Mininet1 )
         # Exit if topology did not load properly
         if not ( mininetResult and scapyResult ):
-            main.cleanup()
-            main.exit()
+            main.cleanAndExit()
 
     def CASE19( self, main ):
         """
@@ -428,7 +427,7 @@
             from tests.dependencies.utils import Utils
         except ImportError:
             main.log.error( "Utils not found exiting the test" )
-            main.exit()
+            main.cleanAndExit()
         try:
             main.Utils
         except ( NameError, AttributeError ):