Remove public keyword from package level test members

src/test/java/org/apache/commons/collections4/bloomfilter/AbstractBitMapProducerTest.java

@@ -30,12 +30,12 @@ public abstract class AbstractBitMapProducerTest {
     /**
      * A testing consumer that always returns false.
      */
-    public static final LongPredicate FALSE_CONSUMER = arg0 -> false;
+    static final LongPredicate FALSE_CONSUMER = arg0 -> false;
 
     /**
      * A testing consumer that always returns true.
      */
-    public static final LongPredicate TRUE_CONSUMER = arg0 -> true;
+    static final LongPredicate TRUE_CONSUMER = arg0 -> true;
 
     /**
      * Creates a producer with some data.

src/test/java/org/apache/commons/collections4/bloomfilter/DefaultBitMapProducerTest.java

@@ -66,7 +66,7 @@ public class DefaultBitMapProducerTest extends AbstractBitMapProducerTest {
      * @param size the number of values to generate
      * @return the array of random values.
      */
-    public static long[] generateLongArray(final int size) {
+    static long[] generateLongArray(final int size) {
         return ThreadLocalRandom.current().longs(size).toArray();
     }
 

src/test/java/org/apache/commons/collections4/bloomfilter/DefaultIndexProducerTest.java

@@ -74,7 +74,7 @@ public class DefaultIndexProducerTest extends AbstractIndexProducerTest {
      * @param bound the upper bound (exclusive) of the values in the array.
      * @return an array of int.
      */
-    public static int[] generateIntArray(final int size, final int bound) {
+    static int[] generateIntArray(final int size, final int bound) {
         return ThreadLocalRandom.current().ints(size, 0, bound).toArray();
     }
 
@@ -83,7 +83,7 @@ public class DefaultIndexProducerTest extends AbstractIndexProducerTest {
      * @param ary the array
      * @return the set.
      */
-    public static BitSet uniqueSet(final int[] ary) {
+    static BitSet uniqueSet(final int[] ary) {
         final BitSet bs = new BitSet();
         Arrays.stream(ary).forEach(bs::set);
         return bs;
@@ -94,7 +94,7 @@ public class DefaultIndexProducerTest extends AbstractIndexProducerTest {
      * @param ary the array to sort and make unique
      * @return the sorted unique array.
      */
-    public static int[] unique(final int[] ary) {
+    static int[] unique(final int[] ary) {
         return Arrays.stream(ary).distinct().sorted().toArray();
     }