Use JUnit 5 convention for class visibility

Author: garydgregory

src/test/java/org/apache/commons/lang3/AnnotationUtilsTest.java

@@ -39,7 +39,7 @@
 
 /**
  */
-public class AnnotationUtilsTest extends AbstractLangTest {
+class AnnotationUtilsTest extends AbstractLangTest {
     @Retention(RetentionPolicy.RUNTIME)
     public @interface NestAnnotation {
         boolean booleanValue();

src/test/java/org/apache/commons/lang3/AppendableJoinerTest.java

@@ -35,7 +35,7 @@
 /**
  * Tests {@link AppendableJoiner}.
  */
-public class AppendableJoinerTest {
+class AppendableJoinerTest {
 
     static class Fixture {
 

src/test/java/org/apache/commons/lang3/ArchUtilsTest.java

@@ -31,7 +31,7 @@
 /**
  * Test class for {@link ArchUtils}.
  */
-public class ArchUtilsTest extends AbstractLangTest {
+class ArchUtilsTest extends AbstractLangTest {
 
     private static final String IA64 = "ia64";
     private static final String IA64_32 = "ia64_32";

src/test/java/org/apache/commons/lang3/ArrayFillTest.java

@@ -28,7 +28,7 @@
 /**
  * Tests {@link ArrayFill}.
  */
-public class ArrayFillTest extends AbstractLangTest {
+class ArrayFillTest extends AbstractLangTest {
 
     @Test
     void testFillBooleanArray() {

src/test/java/org/apache/commons/lang3/ArraySorterTest.java

@@ -27,7 +27,7 @@
 /**
  * Tests {@link ArraySorter}.
  */
-public class ArraySorterTest extends AbstractLangTest {
+class ArraySorterTest extends AbstractLangTest {
 
     @Test
     void testSortByteArray() {

src/test/java/org/apache/commons/lang3/ArrayUtilsAddTest.java

@@ -29,7 +29,7 @@
 /**
  * Tests ArrayUtils add methods.
  */
-public class ArrayUtilsAddTest extends AbstractLangTest {
+class ArrayUtilsAddTest extends AbstractLangTest {
 
     @Test
     void testAddFirstBoolean() {

src/test/java/org/apache/commons/lang3/ArrayUtilsInsertTest.java

@@ -27,7 +27,7 @@
 /**
  * Tests ArrayUtils insert methods.
  */
-public class ArrayUtilsInsertTest extends AbstractLangTest {
+class ArrayUtilsInsertTest extends AbstractLangTest {
 
     @Test
     void testInsertBooleans() {

src/test/java/org/apache/commons/lang3/ArrayUtilsRemoveMultipleTest.java

@@ -28,7 +28,7 @@
 /**
  * Tests {@link ArrayUtils} remove and removeElement methods.
  */
-public class ArrayUtilsRemoveMultipleTest extends AbstractLangTest {
+class ArrayUtilsRemoveMultipleTest extends AbstractLangTest {
 
     private static final int[] NULL_INDICES = null;
 

src/test/java/org/apache/commons/lang3/ArrayUtilsRemoveTest.java

@@ -27,7 +27,7 @@
 /**
  * Tests ArrayUtils remove and removeElement methods.
  */
-public class ArrayUtilsRemoveTest extends AbstractLangTest {
+class ArrayUtilsRemoveTest extends AbstractLangTest {
 
     @Test
     void testRemoveAllBooleanOccurences() {

src/test/java/org/apache/commons/lang3/ArrayUtilsSetTest.java

@@ -27,7 +27,7 @@
 
 import org.junit.jupiter.api.Test;
 
-public class ArrayUtilsSetTest extends AbstractLangTest {
+class ArrayUtilsSetTest extends AbstractLangTest {
 
     @Test
     void testSetAll_IntFunction() {