Enforce checkstyle for unit test codes

- First time contributer is likely to start with unit-test code,
  so it is probably better to enforce the ONOS code style for
  unit test codes also.

Change-Id: Id665e55b0f0bee7232dfb18ce6a7f9ea8cc3b164
diff --git a/src/test/java/net/onrc/onos/core/intent/runtime/IntentTestMocks.java b/src/test/java/net/onrc/onos/core/intent/runtime/IntentTestMocks.java
index 3d3cdcb..1a2e1c5 100644
--- a/src/test/java/net/onrc/onos/core/intent/runtime/IntentTestMocks.java
+++ b/src/test/java/net/onrc/onos/core/intent/runtime/IntentTestMocks.java
@@ -66,7 +66,7 @@
             moduleContext = createMock(FloodlightModuleContext.class);
             final IEventChannel<Long, IntentOperationList> intentOperationChannel =
                     createMock(IEventChannel.class);
-            final IEventChannel<Long, IntentStateList>intentStateChannel =
+            final IEventChannel<Long, IntentStateList> intentStateChannel =
                     createMock(IEventChannel.class);
             persistIntent = PowerMock.createMock(PersistIntent.class);
             restApi = createMock(IRestApiService.class);
diff --git a/src/test/java/net/onrc/onos/core/intent/runtime/PathCalcRuntimeModuleTest.java b/src/test/java/net/onrc/onos/core/intent/runtime/PathCalcRuntimeModuleTest.java
index f341628..262042f 100644
--- a/src/test/java/net/onrc/onos/core/intent/runtime/PathCalcRuntimeModuleTest.java
+++ b/src/test/java/net/onrc/onos/core/intent/runtime/PathCalcRuntimeModuleTest.java
@@ -170,6 +170,8 @@
         mocks.tearDownIntentMocks();
     }
 
+    private static final String BAD_SWITCH_INTENT_NAME = "No Such Switch Intent";
+
     /**
      * Test the result of executing a path calculation on an
      * Intent Operation List which contains a path that references a
@@ -182,7 +184,6 @@
      */
     @Test
     public void testInvalidSwitchName() {
-        final String BAD_SWITCH_INTENT_NAME = "No Such Switch Intent";
 
         // create shortest path intents
         final IntentOperationList opList = new IntentOperationList();
@@ -327,6 +328,7 @@
                 hasIntentWithIdAndState("3", IntentState.INST_REQ));
     }
 
+    // CHECKSTYLE:OFF method too long
     /**
      * Test the result of executing a path calculation on an
      * Intent Operation List and then forcing a reroute.
@@ -450,7 +452,6 @@
         assertThat(processedPathIntents,
                 hasIntentWithIdAndState("3___0", IntentState.INST_ACK));
 
-
         //  Remove one of the links and check results
         final List<SwitchEvent> emptySwitchEvents = new LinkedList<>();
         final List<PortEvent> emptyPortEvents = new LinkedList<>();
@@ -465,15 +466,10 @@
         LinkEvent linkEvent2 = new LinkEvent(2L, 21L, 1L, 12L);
         removedLinkEvents.add(linkEvent1);
         removedLinkEvents.add(linkEvent2);
-        runtime.topologyEvents(
-                emptySwitchEvents,
-                emptySwitchEvents,
-                emptyPortEvents,
-                emptyPortEvents,
-                addedLinkEvents,
-                removedLinkEvents,
-                emptyDeviceEvents,
-                emptyDeviceEvents);
+        runtime.topologyEvents(emptySwitchEvents, emptySwitchEvents,
+                    emptyPortEvents, emptyPortEvents,
+                    addedLinkEvents, removedLinkEvents,
+                    emptyDeviceEvents, emptyDeviceEvents);
 
         //  Check the high level intents.
         final IntentMap highLevelIntentsAfterReroute = runtime.getHighLevelIntents();
@@ -818,4 +814,6 @@
         assertThat(reroutedPathIntents,
                 hasIntentWithIdAndState("3___0", IntentState.INST_ACK));
     }
+    // CHECKSTYLE:ON method too long
+
 }
diff --git a/src/test/java/net/onrc/onos/core/intent/runtime/UseCaseTest.java b/src/test/java/net/onrc/onos/core/intent/runtime/UseCaseTest.java
index bd42884..cdae6d8 100644
--- a/src/test/java/net/onrc/onos/core/intent/runtime/UseCaseTest.java
+++ b/src/test/java/net/onrc/onos/core/intent/runtime/UseCaseTest.java
@@ -167,11 +167,16 @@
     public void createConstrainedShortestPaths() throws FloodlightModuleException {
         // create constrained shortest path intents
         IntentOperationList opList = new IntentOperationList();
-        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("1", 1L, 12L, LOCAL_PORT, 2L, 21L, LOCAL_PORT, 400.0));
-        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("2", 1L, 14L, LOCAL_PORT, 4L, 41L, LOCAL_PORT, 400.0));
-        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("3", 2L, 24L, LOCAL_PORT, 4L, 42L, LOCAL_PORT, 400.0));
-        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("4", 2L, 23L, LOCAL_PORT, 3L, 32L, LOCAL_PORT, 400.0));
-        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("5", 3L, 34L, LOCAL_PORT, 4L, 43L, LOCAL_PORT, 400.0));
+        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("1", 1L, 12L,
+                LOCAL_PORT, 2L, 21L, LOCAL_PORT, 400.0));
+        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("2", 1L, 14L,
+                LOCAL_PORT, 4L, 41L, LOCAL_PORT, 400.0));
+        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("3", 2L, 24L,
+                LOCAL_PORT, 4L, 42L, LOCAL_PORT, 400.0));
+        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("4", 2L, 23L,
+                LOCAL_PORT, 3L, 32L, LOCAL_PORT, 400.0));
+        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("5", 3L, 34L,
+                LOCAL_PORT, 4L, 43L, LOCAL_PORT, 400.0));
 
         // compile high-level intent operations into low-level intent operations (calculate paths)
         PathCalcRuntimeModule runtime1 = new PathCalcRuntimeModule();
@@ -192,11 +197,16 @@
     public void createMixedShortestPaths() throws FloodlightModuleException {
         // create constrained & best effort shortest path intents
         IntentOperationList opList = new IntentOperationList();
-        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("1", 1L, 12L, LOCAL_PORT, 2L, 21L, LOCAL_PORT, 400.0));
-        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("2", 1L, 14L, LOCAL_PORT, 4L, 41L, LOCAL_PORT, 400.0));
-        opList.add(Operator.ADD, new ShortestPathIntent("3", 2L, 24L, LOCAL_PORT, 4L, 42L, LOCAL_PORT));
-        opList.add(Operator.ADD, new ShortestPathIntent("4", 2L, 23L, LOCAL_PORT, 3L, 32L, LOCAL_PORT));
-        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("5", 3L, 34L, LOCAL_PORT, 4L, 43L, LOCAL_PORT, 400.0));
+        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("1", 1L, 12L,
+                LOCAL_PORT, 2L, 21L, LOCAL_PORT, 400.0));
+        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("2", 1L, 14L,
+                LOCAL_PORT, 4L, 41L, LOCAL_PORT, 400.0));
+        opList.add(Operator.ADD, new ShortestPathIntent("3", 2L, 24L, LOCAL_PORT, 4L,
+                42L, LOCAL_PORT));
+        opList.add(Operator.ADD, new ShortestPathIntent("4", 2L, 23L, LOCAL_PORT, 3L,
+                32L, LOCAL_PORT));
+        opList.add(Operator.ADD, new ConstrainedShortestPathIntent("5", 3L, 34L,
+                LOCAL_PORT, 4L, 43L, LOCAL_PORT, 400.0));
 
         // compile high-level intent operations into low-level intent operations (calculate paths)
         PathCalcRuntimeModule runtime1 = new PathCalcRuntimeModule();