Add missing test per JaCoCo test coverage

Fix Checkstyle

Author: garydgregory

src/test/java/org/apache/commons/lang3/concurrent/locks/LockingVisitorsTest.java

@@ -49,9 +49,10 @@ protected boolean containsTrue(final boolean[] booleanArray) {
     }
 
     private void runTest(final Duration delay, final boolean exclusiveLock, final LongConsumer runTimeCheck,
-        final boolean[] booleanValues, final LockVisitor<boolean[], ?> visitor) throws InterruptedException {
+            final boolean[] booleanValues, final LockVisitor<boolean[], ?> visitor) throws InterruptedException {
+        assertNotNull(visitor.getLock());
+        assertNotNull(visitor.getObject());
         final boolean[] runningValues = new boolean[10];
-
         final long startTimeMillis = System.currentTimeMillis();
         for (int i = 0; i < booleanValues.length; i++) {
             final int index = i;

src/test/java/org/apache/commons/lang3/tuple/MutablePairTest.java

@@ -116,8 +116,8 @@ void testOfNonNull() {
 
     @Test
     void testPairOfMapEntry() {
-        assertNull( MutablePair.of(null).getLeft());
-        assertNull( MutablePair.of(null).getRight());
+        assertNull(MutablePair.of(null).getLeft());
+        assertNull(MutablePair.of(null).getRight());
         final HashMap<Integer, String> map = new HashMap<>();
         map.put(0, "foo");
         final Entry<Integer, String> entry = map.entrySet().iterator().next();