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ggregory pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/commons-validator.git


The following commit(s) were added to refs/heads/master by this push:
     new 30327416 Use JUnit 5 convention for class visibility
30327416 is described below

commit 30327416cb186ebd2cc08f3c7021f19cefa82e2e
Author: Gary D. Gregory <garydgreg...@gmail.com>
AuthorDate: Sun Jun 8 19:31:50 2025 -0400

    Use JUnit 5 convention for class visibility
---
 src/test/java/org/apache/commons/validator/ByteTest.java              | 4 ++--
 .../java/org/apache/commons/validator/CreditCardValidatorTest.java    | 2 +-
 .../org/apache/commons/validator/CustomValidatorResourcesTest.java    | 2 +-
 src/test/java/org/apache/commons/validator/DateTest.java              | 2 +-
 src/test/java/org/apache/commons/validator/DoubleTest.java            | 4 ++--
 src/test/java/org/apache/commons/validator/EmailTest.java             | 2 +-
 src/test/java/org/apache/commons/validator/EntityImportTest.java      | 2 +-
 src/test/java/org/apache/commons/validator/ExceptionTest.java         | 2 +-
 src/test/java/org/apache/commons/validator/ExtensionTest.java         | 2 +-
 src/test/java/org/apache/commons/validator/FieldTest.java             | 2 +-
 src/test/java/org/apache/commons/validator/FloatTest.java             | 4 ++--
 .../java/org/apache/commons/validator/GenericTypeValidatorTest.java   | 2 +-
 src/test/java/org/apache/commons/validator/GenericValidatorTest.java  | 2 +-
 src/test/java/org/apache/commons/validator/ISBNValidatorTest.java     | 2 +-
 src/test/java/org/apache/commons/validator/IntegerTest.java           | 4 ++--
 src/test/java/org/apache/commons/validator/LocaleTest.java            | 2 +-
 src/test/java/org/apache/commons/validator/LongTest.java              | 4 ++--
 .../java/org/apache/commons/validator/MultipleConfigFilesTest.java    | 2 +-
 src/test/java/org/apache/commons/validator/MultipleTest.java          | 2 +-
 src/test/java/org/apache/commons/validator/ParameterTest.java         | 2 +-
 src/test/java/org/apache/commons/validator/RequiredIfTest.java        | 2 +-
 src/test/java/org/apache/commons/validator/RequiredNameTest.java      | 2 +-
 src/test/java/org/apache/commons/validator/RetrieveFormTest.java      | 2 +-
 src/test/java/org/apache/commons/validator/ShortTest.java             | 4 ++--
 src/test/java/org/apache/commons/validator/UrlTest.java               | 2 +-
 .../java/org/apache/commons/validator/ValidatorResourcesTest.java     | 2 +-
 src/test/java/org/apache/commons/validator/ValidatorResultsTest.java  | 2 +-
 src/test/java/org/apache/commons/validator/ValidatorTest.java         | 2 +-
 src/test/java/org/apache/commons/validator/VarTest.java               | 2 +-
 .../apache/commons/validator/routines/BigDecimalValidatorTest.java    | 2 +-
 .../apache/commons/validator/routines/BigIntegerValidatorTest.java    | 2 +-
 .../java/org/apache/commons/validator/routines/ByteValidatorTest.java | 2 +-
 .../org/apache/commons/validator/routines/CalendarValidatorTest.java  | 2 +-
 .../java/org/apache/commons/validator/routines/CodeValidatorTest.java | 2 +-
 .../apache/commons/validator/routines/CreditCardValidatorTest.java    | 2 +-
 .../org/apache/commons/validator/routines/CurrencyValidatorTest.java  | 2 +-
 .../java/org/apache/commons/validator/routines/DateValidatorTest.java | 2 +-
 .../apache/commons/validator/routines/DomainValidatorStartupTest.java | 2 +-
 .../org/apache/commons/validator/routines/DomainValidatorTest.java    | 2 +-
 .../org/apache/commons/validator/routines/DoubleValidatorTest.java    | 2 +-
 .../org/apache/commons/validator/routines/EmailValidatorTest.java     | 2 +-
 .../org/apache/commons/validator/routines/FloatValidatorTest.java     | 2 +-
 .../java/org/apache/commons/validator/routines/IBANValidatorTest.java | 2 +-
 .../java/org/apache/commons/validator/routines/ISBNValidatorTest.java | 2 +-
 .../java/org/apache/commons/validator/routines/ISINValidatorTest.java | 2 +-
 .../java/org/apache/commons/validator/routines/ISSNValidatorTest.java | 2 +-
 .../apache/commons/validator/routines/InetAddressValidatorTest.java   | 2 +-
 .../org/apache/commons/validator/routines/IntegerValidatorTest.java   | 2 +-
 .../java/org/apache/commons/validator/routines/LongValidatorTest.java | 2 +-
 .../org/apache/commons/validator/routines/PercentValidatorTest.java   | 2 +-
 .../org/apache/commons/validator/routines/RegexValidatorTest.java     | 2 +-
 .../org/apache/commons/validator/routines/ShortValidatorTest.java     | 2 +-
 .../java/org/apache/commons/validator/routines/TimeValidatorTest.java | 2 +-
 .../java/org/apache/commons/validator/routines/UrlValidatorTest.java  | 2 +-
 .../validator/routines/checkdigit/ABANumberCheckDigitTest.java        | 2 +-
 .../validator/routines/checkdigit/CASNumberCheckDigitTest.java        | 2 +-
 .../commons/validator/routines/checkdigit/CUSIPCheckDigitTest.java    | 2 +-
 .../commons/validator/routines/checkdigit/EAN13CheckDigitTest.java    | 2 +-
 .../commons/validator/routines/checkdigit/ECNumberCheckDigitTest.java | 2 +-
 .../commons/validator/routines/checkdigit/IBANCheckDigitTest.java     | 4 ++--
 .../commons/validator/routines/checkdigit/ISBN10CheckDigitTest.java   | 2 +-
 .../commons/validator/routines/checkdigit/ISBNCheckDigitTest.java     | 2 +-
 .../commons/validator/routines/checkdigit/ISINCheckDigitTest.java     | 2 +-
 .../commons/validator/routines/checkdigit/ISSNCheckDigitTest.java     | 2 +-
 .../commons/validator/routines/checkdigit/LuhnCheckDigitTest.java     | 2 +-
 .../validator/routines/checkdigit/ModulusTenABACheckDigitTest.java    | 2 +-
 .../validator/routines/checkdigit/ModulusTenCUSIPCheckDigitTest.java  | 2 +-
 .../validator/routines/checkdigit/ModulusTenEAN13CheckDigitTest.java  | 2 +-
 .../validator/routines/checkdigit/ModulusTenLuhnCheckDigitTest.java   | 2 +-
 .../validator/routines/checkdigit/ModulusTenSedolCheckDigitTest.java  | 2 +-
 .../commons/validator/routines/checkdigit/SedolCheckDigitTest.java    | 2 +-
 .../commons/validator/routines/checkdigit/VerhoeffCheckDigitTest.java | 2 +-
 src/test/java/org/apache/commons/validator/util/FlagsTest.java        | 2 +-
 .../java/org/apache/commons/validator/util/ValidatorUtilsTest.java    | 2 +-
 74 files changed, 81 insertions(+), 81 deletions(-)

diff --git a/src/test/java/org/apache/commons/validator/ByteTest.java 
b/src/test/java/org/apache/commons/validator/ByteTest.java
index 3a715982..7bb4dd06 100644
--- a/src/test/java/org/apache/commons/validator/ByteTest.java
+++ b/src/test/java/org/apache/commons/validator/ByteTest.java
@@ -21,9 +21,9 @@ import org.junit.jupiter.api.Test;
 /**
  * Performs Validation Test for {@code byte} validations.
  */
-public class ByteTest extends AbstractNumberTest {
+class ByteTest extends AbstractNumberTest {
 
-    public ByteTest() {
+    ByteTest() {
         action = "byte";
         formKey = "byteForm";
     }
diff --git 
a/src/test/java/org/apache/commons/validator/CreditCardValidatorTest.java 
b/src/test/java/org/apache/commons/validator/CreditCardValidatorTest.java
index 94a75df4..d67f0403 100644
--- a/src/test/java/org/apache/commons/validator/CreditCardValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/CreditCardValidatorTest.java
@@ -27,7 +27,7 @@ import org.junit.jupiter.api.Test;
  * @deprecated this test can be removed when the deprecated class is removed
  */
 @Deprecated
-public class CreditCardValidatorTest {
+class CreditCardValidatorTest {
 
     /**
      * Test a custom implementation of CreditCardType.
diff --git 
a/src/test/java/org/apache/commons/validator/CustomValidatorResourcesTest.java 
b/src/test/java/org/apache/commons/validator/CustomValidatorResourcesTest.java
index ef0be6ef..11155c9d 100644
--- 
a/src/test/java/org/apache/commons/validator/CustomValidatorResourcesTest.java
+++ 
b/src/test/java/org/apache/commons/validator/CustomValidatorResourcesTest.java
@@ -27,7 +27,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test custom ValidatorResources.
  */
-public class CustomValidatorResourcesTest {
+class CustomValidatorResourcesTest {
 
     /**
      * Sets up.
diff --git a/src/test/java/org/apache/commons/validator/DateTest.java 
b/src/test/java/org/apache/commons/validator/DateTest.java
index 3ab05f83..7a29fac1 100644
--- a/src/test/java/org/apache/commons/validator/DateTest.java
+++ b/src/test/java/org/apache/commons/validator/DateTest.java
@@ -29,7 +29,7 @@ import org.xml.sax.SAXException;
 /**
  * Abstracts date unit tests methods.
  */
-public class DateTest extends AbstractCommonTest {
+class DateTest extends AbstractCommonTest {
 
     /**
      * The key used to retrieve the set of validation rules from the xml file.
diff --git a/src/test/java/org/apache/commons/validator/DoubleTest.java 
b/src/test/java/org/apache/commons/validator/DoubleTest.java
index f242bbe6..24ec3e75 100644
--- a/src/test/java/org/apache/commons/validator/DoubleTest.java
+++ b/src/test/java/org/apache/commons/validator/DoubleTest.java
@@ -21,9 +21,9 @@ import org.junit.jupiter.api.Test;
 /**
  * Performs Validation Test for {@code double} validations.
  */
-public class DoubleTest extends AbstractNumberTest {
+class DoubleTest extends AbstractNumberTest {
 
-    public DoubleTest() {
+    DoubleTest() {
         action = "double";
         formKey = "doubleForm";
     }
diff --git a/src/test/java/org/apache/commons/validator/EmailTest.java 
b/src/test/java/org/apache/commons/validator/EmailTest.java
index 74ebe491..41e792c2 100644
--- a/src/test/java/org/apache/commons/validator/EmailTest.java
+++ b/src/test/java/org/apache/commons/validator/EmailTest.java
@@ -34,7 +34,7 @@ import org.xml.sax.SAXException;
  * @deprecated to be removed when target class is removed
  */
 @Deprecated
-public class EmailTest extends AbstractCommonTest {
+class EmailTest extends AbstractCommonTest {
 
     /**
      * The key used to retrieve the set of validation rules from the xml file.
diff --git a/src/test/java/org/apache/commons/validator/EntityImportTest.java 
b/src/test/java/org/apache/commons/validator/EntityImportTest.java
index 3aa10afa..622b283c 100644
--- a/src/test/java/org/apache/commons/validator/EntityImportTest.java
+++ b/src/test/java/org/apache/commons/validator/EntityImportTest.java
@@ -26,7 +26,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Tests entity imports.
  */
-public class EntityImportTest extends AbstractCommonTest {
+class EntityImportTest extends AbstractCommonTest {
 
     /**
      * Tests the entity import loading the {@code byteForm} form.
diff --git a/src/test/java/org/apache/commons/validator/ExceptionTest.java 
b/src/test/java/org/apache/commons/validator/ExceptionTest.java
index 637296e5..61efcecf 100644
--- a/src/test/java/org/apache/commons/validator/ExceptionTest.java
+++ b/src/test/java/org/apache/commons/validator/ExceptionTest.java
@@ -30,7 +30,7 @@ import org.xml.sax.SAXException;
 /**
  * Performs Validation Test for exception handling.
  */
-public class ExceptionTest extends AbstractCommonTest {
+class ExceptionTest extends AbstractCommonTest {
 
     /**
      * The key used to retrieve the set of validation rules from the xml file.
diff --git a/src/test/java/org/apache/commons/validator/ExtensionTest.java 
b/src/test/java/org/apache/commons/validator/ExtensionTest.java
index 78d36e23..e436ba75 100644
--- a/src/test/java/org/apache/commons/validator/ExtensionTest.java
+++ b/src/test/java/org/apache/commons/validator/ExtensionTest.java
@@ -34,7 +34,7 @@ import org.junit.jupiter.api.Test;
  * definitions (validator-extension.xml), plus an extra check on overriding 
rules and another one checking it maintains correct order when extending.
  * </p>
  */
-public class ExtensionTest {
+class ExtensionTest {
 
     /**
      * The key used to retrieve the set of validation rules from the xml file.
diff --git a/src/test/java/org/apache/commons/validator/FieldTest.java 
b/src/test/java/org/apache/commons/validator/FieldTest.java
index 6ae818b3..2e8738de 100644
--- a/src/test/java/org/apache/commons/validator/FieldTest.java
+++ b/src/test/java/org/apache/commons/validator/FieldTest.java
@@ -26,7 +26,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test {@code Field} objects.
  */
-public class FieldTest {
+class FieldTest {
 
     protected Field field;
 
diff --git a/src/test/java/org/apache/commons/validator/FloatTest.java 
b/src/test/java/org/apache/commons/validator/FloatTest.java
index 15df63f6..cea2386d 100644
--- a/src/test/java/org/apache/commons/validator/FloatTest.java
+++ b/src/test/java/org/apache/commons/validator/FloatTest.java
@@ -21,9 +21,9 @@ import org.junit.jupiter.api.Test;
 /**
  * Performs Validation Test for {@code float} validations.
  */
-public class FloatTest extends AbstractNumberTest {
+class FloatTest extends AbstractNumberTest {
 
-    public FloatTest() {
+    FloatTest() {
         action = "float";
         formKey = "floatForm";
     }
diff --git 
a/src/test/java/org/apache/commons/validator/GenericTypeValidatorTest.java 
b/src/test/java/org/apache/commons/validator/GenericTypeValidatorTest.java
index 43c942ef..1af0e79d 100644
--- a/src/test/java/org/apache/commons/validator/GenericTypeValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/GenericTypeValidatorTest.java
@@ -33,7 +33,7 @@ import org.xml.sax.SAXException;
 /**
  * Performs Validation Test for type validations.
  */
-public class GenericTypeValidatorTest extends AbstractCommonTest {
+class GenericTypeValidatorTest extends AbstractCommonTest {
 
     /**
      * The key used to retrieve the set of validation rules from the xml file.
diff --git 
a/src/test/java/org/apache/commons/validator/GenericValidatorTest.java 
b/src/test/java/org/apache/commons/validator/GenericValidatorTest.java
index 3fbef690..1b27bc33 100644
--- a/src/test/java/org/apache/commons/validator/GenericValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/GenericValidatorTest.java
@@ -24,7 +24,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test the GenericValidator class.
  */
-public class GenericValidatorTest {
+class GenericValidatorTest {
 
     @Test
     void testMaxLength() {
diff --git a/src/test/java/org/apache/commons/validator/ISBNValidatorTest.java 
b/src/test/java/org/apache/commons/validator/ISBNValidatorTest.java
index 3d1845b0..8d79c262 100644
--- a/src/test/java/org/apache/commons/validator/ISBNValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/ISBNValidatorTest.java
@@ -27,7 +27,7 @@ import org.junit.jupiter.api.Test;
  * @deprecated to be removed when the 
org.apache.commons.validator.ISBNValidator class is removed
  */
 @Deprecated
-public class ISBNValidatorTest {
+class ISBNValidatorTest {
 
     private static final String VALID_ISBN_RAW = "1930110995";
     private static final String VALID_ISBN_DASHES = "1-930110-99-5";
diff --git a/src/test/java/org/apache/commons/validator/IntegerTest.java 
b/src/test/java/org/apache/commons/validator/IntegerTest.java
index 8f660175..3fbcc51b 100644
--- a/src/test/java/org/apache/commons/validator/IntegerTest.java
+++ b/src/test/java/org/apache/commons/validator/IntegerTest.java
@@ -21,9 +21,9 @@ import org.junit.jupiter.api.Test;
 /**
  * Performs Validation Test for {@code int} validations.
  */
-public class IntegerTest extends AbstractNumberTest {
+class IntegerTest extends AbstractNumberTest {
 
-    public IntegerTest() {
+    IntegerTest() {
         formKey = "intForm";
         action = "int";
     }
diff --git a/src/test/java/org/apache/commons/validator/LocaleTest.java 
b/src/test/java/org/apache/commons/validator/LocaleTest.java
index 7d1ca9ed..1b885a9d 100644
--- a/src/test/java/org/apache/commons/validator/LocaleTest.java
+++ b/src/test/java/org/apache/commons/validator/LocaleTest.java
@@ -30,7 +30,7 @@ import org.xml.sax.SAXException;
 /**
  * Performs Validation Test for locale validations.
  */
-public class LocaleTest extends AbstractCommonTest {
+class LocaleTest extends AbstractCommonTest {
 
     /**
      * The key used to retrieve the set of validation rules from the xml file.
diff --git a/src/test/java/org/apache/commons/validator/LongTest.java 
b/src/test/java/org/apache/commons/validator/LongTest.java
index f794f6c7..b4997335 100644
--- a/src/test/java/org/apache/commons/validator/LongTest.java
+++ b/src/test/java/org/apache/commons/validator/LongTest.java
@@ -21,9 +21,9 @@ import org.junit.jupiter.api.Test;
 /**
  * Performs Validation Test for {@code long} validations.
  */
-public class LongTest extends AbstractNumberTest {
+class LongTest extends AbstractNumberTest {
 
-    public LongTest() {
+    LongTest() {
         formKey = "longForm";
         action = "long";
     }
diff --git 
a/src/test/java/org/apache/commons/validator/MultipleConfigFilesTest.java 
b/src/test/java/org/apache/commons/validator/MultipleConfigFilesTest.java
index debfba11..e0bed227 100644
--- a/src/test/java/org/apache/commons/validator/MultipleConfigFilesTest.java
+++ b/src/test/java/org/apache/commons/validator/MultipleConfigFilesTest.java
@@ -31,7 +31,7 @@ import org.xml.sax.SAXException;
 /**
  * Tests that validator rules split between 2 different XML files get merged 
properly.
  */
-public class MultipleConfigFilesTest {
+class MultipleConfigFilesTest {
 
     /**
      * The key used to retrieve the set of validation rules from the xml file.
diff --git a/src/test/java/org/apache/commons/validator/MultipleTest.java 
b/src/test/java/org/apache/commons/validator/MultipleTest.java
index 4b8f9138..3f20b719 100644
--- a/src/test/java/org/apache/commons/validator/MultipleTest.java
+++ b/src/test/java/org/apache/commons/validator/MultipleTest.java
@@ -30,7 +30,7 @@ import org.xml.sax.SAXException;
 /**
  * Performs Validation Test.
  */
-public class MultipleTest extends AbstractCommonTest {
+class MultipleTest extends AbstractCommonTest {
 
     /**
      * The key used to retrieve the set of validation rules from the xml file.
diff --git a/src/test/java/org/apache/commons/validator/ParameterTest.java 
b/src/test/java/org/apache/commons/validator/ParameterTest.java
index dcb2dd1b..1b3dbd83 100644
--- a/src/test/java/org/apache/commons/validator/ParameterTest.java
+++ b/src/test/java/org/apache/commons/validator/ParameterTest.java
@@ -31,7 +31,7 @@ import org.xml.sax.SAXException;
 /**
  * This TestCase is a confirmation of the parameter of the validator's method.
  */
-public class ParameterTest extends AbstractCommonTest {
+class ParameterTest extends AbstractCommonTest {
 
     private static final String FORM_KEY = "nameForm";
 
diff --git a/src/test/java/org/apache/commons/validator/RequiredIfTest.java 
b/src/test/java/org/apache/commons/validator/RequiredIfTest.java
index 623a0242..0eecaf79 100644
--- a/src/test/java/org/apache/commons/validator/RequiredIfTest.java
+++ b/src/test/java/org/apache/commons/validator/RequiredIfTest.java
@@ -30,7 +30,7 @@ import org.xml.sax.SAXException;
 /**
  * Performs Validation Test.
  */
-public class RequiredIfTest extends AbstractCommonTest {
+class RequiredIfTest extends AbstractCommonTest {
 
     /**
      * The key used to retrieve the set of validation rules from the xml file.
diff --git a/src/test/java/org/apache/commons/validator/RequiredNameTest.java 
b/src/test/java/org/apache/commons/validator/RequiredNameTest.java
index a2e1ae02..c41859ea 100644
--- a/src/test/java/org/apache/commons/validator/RequiredNameTest.java
+++ b/src/test/java/org/apache/commons/validator/RequiredNameTest.java
@@ -30,7 +30,7 @@ import org.xml.sax.SAXException;
 /**
  * Performs Validation Test.
  */
-public class RequiredNameTest extends AbstractCommonTest {
+class RequiredNameTest extends AbstractCommonTest {
 
     /**
      * The key used to retrieve the set of validation rules from the xml file.
diff --git a/src/test/java/org/apache/commons/validator/RetrieveFormTest.java 
b/src/test/java/org/apache/commons/validator/RetrieveFormTest.java
index 0edddde5..bc5f46ef 100644
--- a/src/test/java/org/apache/commons/validator/RetrieveFormTest.java
+++ b/src/test/java/org/apache/commons/validator/RetrieveFormTest.java
@@ -31,7 +31,7 @@ import org.xml.sax.SAXException;
 /**
  * Tests retrieving forms using different Locales.
  */
-public class RetrieveFormTest {
+class RetrieveFormTest {
 
     /**
      * Prefix for the forms.
diff --git a/src/test/java/org/apache/commons/validator/ShortTest.java 
b/src/test/java/org/apache/commons/validator/ShortTest.java
index 049b4aff..d2aee80d 100644
--- a/src/test/java/org/apache/commons/validator/ShortTest.java
+++ b/src/test/java/org/apache/commons/validator/ShortTest.java
@@ -21,9 +21,9 @@ import org.junit.jupiter.api.Test;
 /**
  * Performs Validation Test for {@code short} validations.
  */
-public class ShortTest extends AbstractNumberTest {
+class ShortTest extends AbstractNumberTest {
 
-    public ShortTest() {
+    ShortTest() {
         formKey = "shortForm";
         action = "short";
     }
diff --git a/src/test/java/org/apache/commons/validator/UrlTest.java 
b/src/test/java/org/apache/commons/validator/UrlTest.java
index 40aa9c9f..87b5fcec 100644
--- a/src/test/java/org/apache/commons/validator/UrlTest.java
+++ b/src/test/java/org/apache/commons/validator/UrlTest.java
@@ -28,7 +28,7 @@ import org.junit.jupiter.api.Test;
  * @deprecated to be removed when org.apache.commons.validator.UrlValidator is 
removed
  */
 @Deprecated
-public class UrlTest {
+class UrlTest {
 
     static boolean incrementTestPartsIndex(final int[] testPartsIndex, final 
Object[] testParts) {
         boolean carry = true; // add 1 to lowest order part.
diff --git 
a/src/test/java/org/apache/commons/validator/ValidatorResourcesTest.java 
b/src/test/java/org/apache/commons/validator/ValidatorResourcesTest.java
index 06042b1a..1a0ddafc 100644
--- a/src/test/java/org/apache/commons/validator/ValidatorResourcesTest.java
+++ b/src/test/java/org/apache/commons/validator/ValidatorResourcesTest.java
@@ -25,7 +25,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test ValidatorResources.
  */
-public class ValidatorResourcesTest {
+class ValidatorResourcesTest {
 
     /**
      * Test null Input Stream for Validator Resources.
diff --git 
a/src/test/java/org/apache/commons/validator/ValidatorResultsTest.java 
b/src/test/java/org/apache/commons/validator/ValidatorResultsTest.java
index 3aa87965..bc32a6d0 100644
--- a/src/test/java/org/apache/commons/validator/ValidatorResultsTest.java
+++ b/src/test/java/org/apache/commons/validator/ValidatorResultsTest.java
@@ -31,7 +31,7 @@ import org.xml.sax.SAXException;
 /**
  * Test ValidatorResults.
  */
-public class ValidatorResultsTest extends AbstractCommonTest {
+class ValidatorResultsTest extends AbstractCommonTest {
 
     private static final String FORM_KEY = "nameForm";
     private static final String FIRST_NAME_FIELD = "firstName";
diff --git a/src/test/java/org/apache/commons/validator/ValidatorTest.java 
b/src/test/java/org/apache/commons/validator/ValidatorTest.java
index c7eb46db..3ae9e4ab 100644
--- a/src/test/java/org/apache/commons/validator/ValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/ValidatorTest.java
@@ -35,7 +35,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Performs Validation Test.
  */
-public class ValidatorTest {
+class ValidatorTest {
 
     public static class TestBean {
         private String letter;
diff --git a/src/test/java/org/apache/commons/validator/VarTest.java 
b/src/test/java/org/apache/commons/validator/VarTest.java
index 744691e9..fc3ec503 100644
--- a/src/test/java/org/apache/commons/validator/VarTest.java
+++ b/src/test/java/org/apache/commons/validator/VarTest.java
@@ -33,7 +33,7 @@ import org.xml.sax.SAXException;
 /**
  * Test that the new Var attributes and the digester rule changes work.
  */
-public class VarTest extends AbstractCommonTest {
+class VarTest extends AbstractCommonTest {
 
     /**
      * The key used to retrieve the set of validation rules from the xml file.
diff --git 
a/src/test/java/org/apache/commons/validator/routines/BigDecimalValidatorTest.java
 
b/src/test/java/org/apache/commons/validator/routines/BigDecimalValidatorTest.java
index 68eab932..33e7ec25 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/BigDecimalValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/BigDecimalValidatorTest.java
@@ -30,7 +30,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test Case for BigDecimalValidator.
  */
-public class BigDecimalValidatorTest extends AbstractNumberValidatorTest {
+class BigDecimalValidatorTest extends AbstractNumberValidatorTest {
 
     @BeforeEach
     protected void setUp() {
diff --git 
a/src/test/java/org/apache/commons/validator/routines/BigIntegerValidatorTest.java
 
b/src/test/java/org/apache/commons/validator/routines/BigIntegerValidatorTest.java
index 3e2ab33e..98249f8b 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/BigIntegerValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/BigIntegerValidatorTest.java
@@ -30,7 +30,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test Case for BigIntegerValidator.
  */
-public class BigIntegerValidatorTest extends AbstractNumberValidatorTest {
+class BigIntegerValidatorTest extends AbstractNumberValidatorTest {
 
     @BeforeEach
     protected void setUp() {
diff --git 
a/src/test/java/org/apache/commons/validator/routines/ByteValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/ByteValidatorTest.java
index fc8905ae..9b3f5f45 100644
--- a/src/test/java/org/apache/commons/validator/routines/ByteValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/routines/ByteValidatorTest.java
@@ -29,7 +29,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test Case for ByteValidator.
  */
-public class ByteValidatorTest extends AbstractNumberValidatorTest {
+class ByteValidatorTest extends AbstractNumberValidatorTest {
 
     private static final Byte BYTE_MIN_VAL = Byte.valueOf(Byte.MIN_VALUE);
     private static final Byte BYTE_MAX_VAL = Byte.valueOf(Byte.MAX_VALUE);
diff --git 
a/src/test/java/org/apache/commons/validator/routines/CalendarValidatorTest.java
 
b/src/test/java/org/apache/commons/validator/routines/CalendarValidatorTest.java
index c15491e5..35029c50 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/CalendarValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/CalendarValidatorTest.java
@@ -42,7 +42,7 @@ import org.junitpioneer.jupiter.DefaultTimeZone;
 /**
  * Test Case for CalendarValidator.
  */
-public class CalendarValidatorTest extends AbstractCalendarValidatorTest {
+class CalendarValidatorTest extends AbstractCalendarValidatorTest {
 
     private static final int DATE_2005_11_23 = 20051123;
     private static final int TIME_12_03_45 = 120345;
diff --git 
a/src/test/java/org/apache/commons/validator/routines/CodeValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/CodeValidatorTest.java
index 3efb3061..fbfc9aa1 100644
--- a/src/test/java/org/apache/commons/validator/routines/CodeValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/routines/CodeValidatorTest.java
@@ -29,7 +29,7 @@ import org.junit.jupiter.api.Test;
 /**
  * CodeValidatorTest.java.
  */
-public class CodeValidatorTest {
+class CodeValidatorTest {
 
     /**
      * Test Check Digit.
diff --git 
a/src/test/java/org/apache/commons/validator/routines/CreditCardValidatorTest.java
 
b/src/test/java/org/apache/commons/validator/routines/CreditCardValidatorTest.java
index 59a47f93..e91a9cee 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/CreditCardValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/CreditCardValidatorTest.java
@@ -29,7 +29,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test the CreditCardValidator class.
  */
-public class CreditCardValidatorTest {
+class CreditCardValidatorTest {
 
     private static final String VALID_VISA = "4417123456789113"; // 16
     private static final String ERROR_VISA = "4417123456789112";
diff --git 
a/src/test/java/org/apache/commons/validator/routines/CurrencyValidatorTest.java
 
b/src/test/java/org/apache/commons/validator/routines/CurrencyValidatorTest.java
index b049994a..d0e96b49 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/CurrencyValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/CurrencyValidatorTest.java
@@ -32,7 +32,7 @@ import org.junitpioneer.jupiter.DefaultLocale;
 /**
  * Test Case for CurrencyValidator.
  */
-public class CurrencyValidatorTest {
+class CurrencyValidatorTest {
 
     private static final char CURRENCY_SYMBOL = '\u00A4';
 
diff --git 
a/src/test/java/org/apache/commons/validator/routines/DateValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/DateValidatorTest.java
index 436cef0c..66d94c78 100644
--- a/src/test/java/org/apache/commons/validator/routines/DateValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/routines/DateValidatorTest.java
@@ -38,7 +38,7 @@ import org.junitpioneer.jupiter.DefaultLocale;
 /**
  * Test Case for DateValidator.
  */
-public class DateValidatorTest extends AbstractCalendarValidatorTest {
+class DateValidatorTest extends AbstractCalendarValidatorTest {
 
     private DateValidator dateValidator;
 
diff --git 
a/src/test/java/org/apache/commons/validator/routines/DomainValidatorStartupTest.java
 
b/src/test/java/org/apache/commons/validator/routines/DomainValidatorStartupTest.java
index a4e86a24..4a95ad33 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/DomainValidatorStartupTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/DomainValidatorStartupTest.java
@@ -36,7 +36,7 @@ import org.junit.runner.RunWith;
  * TODO Port to JUnit 5.
  */
 @RunWith(ClassLoaderPerTestRunner.class)
-public class DomainValidatorStartupTest {
+class DomainValidatorStartupTest {
 
     @Test
     void testCannotUpdate() {
diff --git 
a/src/test/java/org/apache/commons/validator/routines/DomainValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/DomainValidatorTest.java
index cff408df..8f5b3029 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/DomainValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/DomainValidatorTest.java
@@ -53,7 +53,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Tests for the DomainValidator.
  */
-public class DomainValidatorTest {
+class DomainValidatorTest {
 
     private static void closeQuietly(final Closeable in) {
         if (in != null) {
diff --git 
a/src/test/java/org/apache/commons/validator/routines/DoubleValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/DoubleValidatorTest.java
index 9fed13c9..813b8600 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/DoubleValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/DoubleValidatorTest.java
@@ -29,7 +29,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test Case for DoubleValidator.
  */
-public class DoubleValidatorTest extends AbstractNumberValidatorTest {
+class DoubleValidatorTest extends AbstractNumberValidatorTest {
 
     @BeforeEach
     protected void setUp() {
diff --git 
a/src/test/java/org/apache/commons/validator/routines/EmailValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/EmailValidatorTest.java
index 3bb31e05..ab574415 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/EmailValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/EmailValidatorTest.java
@@ -32,7 +32,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Performs Validation Test for e-mail validations.
  */
-public class EmailValidatorTest {
+class EmailValidatorTest {
 
     /**
      * The key used to retrieve the set of validation rules from the xml file.
diff --git 
a/src/test/java/org/apache/commons/validator/routines/FloatValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/FloatValidatorTest.java
index 5be74214..7ba5d8dd 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/FloatValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/FloatValidatorTest.java
@@ -30,7 +30,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test Case for FloatValidator.
  */
-public class FloatValidatorTest extends AbstractNumberValidatorTest {
+class FloatValidatorTest extends AbstractNumberValidatorTest {
 
     @BeforeEach
     protected void setUp() {
diff --git 
a/src/test/java/org/apache/commons/validator/routines/IBANValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/IBANValidatorTest.java
index 65b8edd9..2a0f6229 100644
--- a/src/test/java/org/apache/commons/validator/routines/IBANValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/routines/IBANValidatorTest.java
@@ -55,7 +55,7 @@ import org.junit.jupiter.params.provider.MethodSource;
 /**
  * Tests {@link IBANValidator}.
  */
-public class IBANValidatorTest {
+class IBANValidatorTest {
 
     private static final IBANValidator VALIDATOR = IBANValidator.getInstance();
 
diff --git 
a/src/test/java/org/apache/commons/validator/routines/ISBNValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/ISBNValidatorTest.java
index 940b4596..a7f59b08 100644
--- a/src/test/java/org/apache/commons/validator/routines/ISBNValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/routines/ISBNValidatorTest.java
@@ -29,7 +29,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Tests {@link ISBNValidator}.
  */
-public class ISBNValidatorTest {
+class ISBNValidatorTest {
 
     private final String[] validISBN10Format = { "1234567890", "123456789X", 
"12345-1234567-123456-X", "12345 1234567 123456 X", "1-2-3-4", "1 2 3 4", };
 
diff --git 
a/src/test/java/org/apache/commons/validator/routines/ISINValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/ISINValidatorTest.java
index 244479ba..758c7671 100644
--- a/src/test/java/org/apache/commons/validator/routines/ISINValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/routines/ISINValidatorTest.java
@@ -24,7 +24,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Tests {@link ISINValidator}.
  */
-public class ISINValidatorTest {
+class ISINValidatorTest {
 
     private static final ISINValidator VALIDATOR_TRUE = 
ISINValidator.getInstance(true);
 
diff --git 
a/src/test/java/org/apache/commons/validator/routines/ISSNValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/ISSNValidatorTest.java
index bcc61536..0ffb14cf 100644
--- a/src/test/java/org/apache/commons/validator/routines/ISSNValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/routines/ISSNValidatorTest.java
@@ -32,7 +32,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Tests {@link ISSNValidator}.
  */
-public class ISSNValidatorTest {
+class ISSNValidatorTest {
 
     private static final ISSNValidator VALIDATOR = ISSNValidator.getInstance();
 
diff --git 
a/src/test/java/org/apache/commons/validator/routines/InetAddressValidatorTest.java
 
b/src/test/java/org/apache/commons/validator/routines/InetAddressValidatorTest.java
index 53ce2f08..dcd69d03 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/InetAddressValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/InetAddressValidatorTest.java
@@ -26,7 +26,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test cases for InetAddressValidator.
  */
-public class InetAddressValidatorTest {
+class InetAddressValidatorTest {
 
     private InetAddressValidator validator;
 
diff --git 
a/src/test/java/org/apache/commons/validator/routines/IntegerValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/IntegerValidatorTest.java
index c95d163b..aa4deaba 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/IntegerValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/IntegerValidatorTest.java
@@ -29,7 +29,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test Case for IntegerValidator.
  */
-public class IntegerValidatorTest extends AbstractNumberValidatorTest {
+class IntegerValidatorTest extends AbstractNumberValidatorTest {
 
     private static final Integer INT_MIN_VAL = 
Integer.valueOf(Integer.MIN_VALUE);
     private static final Integer INT_MAX_VAL = 
Integer.valueOf(Integer.MAX_VALUE);
diff --git 
a/src/test/java/org/apache/commons/validator/routines/LongValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/LongValidatorTest.java
index 9b107215..9a4cd132 100644
--- a/src/test/java/org/apache/commons/validator/routines/LongValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/routines/LongValidatorTest.java
@@ -29,7 +29,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test Case for LongValidator.
  */
-public class LongValidatorTest extends AbstractNumberValidatorTest {
+class LongValidatorTest extends AbstractNumberValidatorTest {
 
     private static final Long LONG_MIN_VAL = Long.valueOf(Long.MIN_VALUE);
     private static final Long LONG_MAX_VAL = Long.valueOf(Long.MAX_VALUE);
diff --git 
a/src/test/java/org/apache/commons/validator/routines/PercentValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/PercentValidatorTest.java
index 0f69bf2d..c6b3a007 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/PercentValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/PercentValidatorTest.java
@@ -31,7 +31,7 @@ import org.junitpioneer.jupiter.DefaultLocale;
 /**
  * Test Case for PercentValidator.
  */
-public class PercentValidatorTest {
+class PercentValidatorTest {
 
     protected PercentValidator validator;
     private Locale originalLocale;
diff --git 
a/src/test/java/org/apache/commons/validator/routines/RegexValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/RegexValidatorTest.java
index 5eb94109..601708e5 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/RegexValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/RegexValidatorTest.java
@@ -32,7 +32,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test Case for RegexValidatorTest.
  */
-public class RegexValidatorTest {
+class RegexValidatorTest {
     private static final String REGEX = 
"^([abc]*)(?:\\-)([DEF]*)(?:\\-)([123]*)$";
     private static final String COMPONENT_1 = "([abc]{3})";
     private static final String COMPONENT_2 = "([DEF]{3})";
diff --git 
a/src/test/java/org/apache/commons/validator/routines/ShortValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/ShortValidatorTest.java
index d619f924..b4eb86f4 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/ShortValidatorTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/ShortValidatorTest.java
@@ -29,7 +29,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test Case for ShortValidator.
  */
-public class ShortValidatorTest extends AbstractNumberValidatorTest {
+class ShortValidatorTest extends AbstractNumberValidatorTest {
 
     @BeforeEach
     protected void setUp() {
diff --git 
a/src/test/java/org/apache/commons/validator/routines/TimeValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/TimeValidatorTest.java
index cf68b3a3..d41216dc 100644
--- a/src/test/java/org/apache/commons/validator/routines/TimeValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/routines/TimeValidatorTest.java
@@ -40,7 +40,7 @@ import org.junitpioneer.jupiter.DefaultTimeZone;
 /**
  * Test Case for TimeValidator.
  */
-public class TimeValidatorTest {
+class TimeValidatorTest {
 
     /**
      * Create a date instance for a specified time zone, date and time.
diff --git 
a/src/test/java/org/apache/commons/validator/routines/UrlValidatorTest.java 
b/src/test/java/org/apache/commons/validator/routines/UrlValidatorTest.java
index 31737aca..39c886d5 100644
--- a/src/test/java/org/apache/commons/validator/routines/UrlValidatorTest.java
+++ b/src/test/java/org/apache/commons/validator/routines/UrlValidatorTest.java
@@ -33,7 +33,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Performs Validation Test for url validations.
  */
-public class UrlValidatorTest {
+class UrlValidatorTest {
 
     static boolean incrementTestPartsIndex(final int[] testPartsIndex, final 
Object[] testParts) {
         boolean carry = true; // add 1 to lowest order part.
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ABANumberCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ABANumberCheckDigitTest.java
index c19f5854..a2a43f4e 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ABANumberCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ABANumberCheckDigitTest.java
@@ -21,7 +21,7 @@ import org.junit.jupiter.api.BeforeEach;
 /**
  * ABA Number Check Digit Test.
  */
-public class ABANumberCheckDigitTest extends AbstractCheckDigitTest {
+class ABANumberCheckDigitTest extends AbstractCheckDigitTest {
 
     /**
      * Sets up routine & valid codes.
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/CASNumberCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/CASNumberCheckDigitTest.java
index e01e4ea7..f36e7768 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/CASNumberCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/CASNumberCheckDigitTest.java
@@ -21,7 +21,7 @@ import org.junit.jupiter.api.BeforeEach;
 /**
  * CAS Number Check Digit Tests.
  */
-public class CASNumberCheckDigitTest extends AbstractCheckDigitTest {
+class CASNumberCheckDigitTest extends AbstractCheckDigitTest {
 
     private static final String MIN = "00-01-1"; // theoretical
     private static final String WATER = "7732-18-5";
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/CUSIPCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/CUSIPCheckDigitTest.java
index 7793c2c6..78afa057 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/CUSIPCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/CUSIPCheckDigitTest.java
@@ -25,7 +25,7 @@ import org.junit.jupiter.api.Test;
 /**
  * CUSIP Check Digit Test.
  */
-public class CUSIPCheckDigitTest extends AbstractCheckDigitTest {
+class CUSIPCheckDigitTest extends AbstractCheckDigitTest {
 
     private static final String[] INVALID_CHECK_DIGITS = { "DUS0421CW", 
"DUS0421CN", "DUS0421CE" };
 
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/EAN13CheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/EAN13CheckDigitTest.java
index 86e565e4..209b281f 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/EAN13CheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/EAN13CheckDigitTest.java
@@ -21,7 +21,7 @@ import org.junit.jupiter.api.BeforeEach;
 /**
  * EAN-13 Check Digit Test.
  */
-public class EAN13CheckDigitTest extends AbstractCheckDigitTest {
+class EAN13CheckDigitTest extends AbstractCheckDigitTest {
 
     /**
      * Sets up routine & valid codes.
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ECNumberCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ECNumberCheckDigitTest.java
index 81a2c125..89a8a4ee 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ECNumberCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ECNumberCheckDigitTest.java
@@ -21,7 +21,7 @@ import org.junit.jupiter.api.BeforeEach;
 /**
  * EC Number Check Digit Tests.
  */
-public class ECNumberCheckDigitTest extends AbstractCheckDigitTest {
+class ECNumberCheckDigitTest extends AbstractCheckDigitTest {
 
     private static final String MIN = "000-001-6"; // theoretical
     private static final String FORMALDEHYDE = "200-001-8"; // this is the 
first entry in EINECS
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/IBANCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/IBANCheckDigitTest.java
index 50263b14..01185008 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/IBANCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/IBANCheckDigitTest.java
@@ -30,9 +30,9 @@ import org.junit.jupiter.api.Test;
 /**
  * IBAN Check Digit Test.
  */
-public class IBANCheckDigitTest extends AbstractCheckDigitTest {
+class IBANCheckDigitTest extends AbstractCheckDigitTest {
 
-    public IBANCheckDigitTest() {
+    IBANCheckDigitTest() {
         checkDigitLth = 2;
     }
 
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ISBN10CheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ISBN10CheckDigitTest.java
index 5b2235df..8752d47b 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ISBN10CheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ISBN10CheckDigitTest.java
@@ -21,7 +21,7 @@ import org.junit.jupiter.api.BeforeEach;
 /**
  * ISBN-10 Check Digit Test.
  */
-public class ISBN10CheckDigitTest extends AbstractCheckDigitTest {
+class ISBN10CheckDigitTest extends AbstractCheckDigitTest {
 
     /**
      * Sets up routine & valid codes.
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ISBNCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ISBNCheckDigitTest.java
index b3c4272f..39fe15e6 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ISBNCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ISBNCheckDigitTest.java
@@ -26,7 +26,7 @@ import org.junit.jupiter.api.Test;
 /**
  * ISBN-10/ISBN-13 Check Digit Test.
  */
-public class ISBNCheckDigitTest extends AbstractCheckDigitTest {
+class ISBNCheckDigitTest extends AbstractCheckDigitTest {
 
     /**
      * Sets up routine & valid codes.
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ISINCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ISINCheckDigitTest.java
index 6807f915..43b73cff 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ISINCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ISINCheckDigitTest.java
@@ -24,7 +24,7 @@ import org.junit.jupiter.api.Test;
 /**
  * ISIN Check Digit Test.
  */
-public class ISINCheckDigitTest extends AbstractCheckDigitTest {
+class ISINCheckDigitTest extends AbstractCheckDigitTest {
 
     private static final String[] INVALID_CHECK_DIGITS = { "US037833100O", // 
proper check digit is '5', see above
             "BMG8571G109D", // proper check digit is '6', see above
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ISSNCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ISSNCheckDigitTest.java
index 7cf9141f..a77ef6a4 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ISSNCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ISSNCheckDigitTest.java
@@ -21,7 +21,7 @@ import org.junit.jupiter.api.BeforeEach;
 /**
  * ISSN Check Digit Test.
  */
-public class ISSNCheckDigitTest extends AbstractCheckDigitTest {
+class ISSNCheckDigitTest extends AbstractCheckDigitTest {
 
     /**
      * Sets up routine & valid codes.
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/LuhnCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/LuhnCheckDigitTest.java
index 1b4d5ef1..3f6a8554 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/LuhnCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/LuhnCheckDigitTest.java
@@ -21,7 +21,7 @@ import org.junit.jupiter.api.BeforeEach;
 /**
  * Luhn Check Digit Test.
  */
-public class LuhnCheckDigitTest extends AbstractCheckDigitTest {
+class LuhnCheckDigitTest extends AbstractCheckDigitTest {
 
     private static final String VALID_VISA = "4417123456789113";
     private static final String VALID_SHORT_VISA = "4222222222222";
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenABACheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenABACheckDigitTest.java
index 8ef30541..a034e378 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenABACheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenABACheckDigitTest.java
@@ -21,7 +21,7 @@ import org.junit.jupiter.api.BeforeEach;
 /**
  * ModulusTenCheckDigit ABA Number Check Digit Test.
  */
-public class ModulusTenABACheckDigitTest extends AbstractCheckDigitTest {
+class ModulusTenABACheckDigitTest extends AbstractCheckDigitTest {
 
     /**
      * Sets up routine & valid codes.
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenCUSIPCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenCUSIPCheckDigitTest.java
index 9a9aebe5..00b8c899 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenCUSIPCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenCUSIPCheckDigitTest.java
@@ -25,7 +25,7 @@ import org.junit.jupiter.api.Test;
 /**
  * ModulusTenCheckDigit CUSIP Test.
  */
-public class ModulusTenCUSIPCheckDigitTest extends AbstractCheckDigitTest {
+class ModulusTenCUSIPCheckDigitTest extends AbstractCheckDigitTest {
 
     private static final String[] INVALID_CHECK_DIGITS = { "DUS0421CW", 
"DUS0421CN", "DUS0421CE" };
 
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenEAN13CheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenEAN13CheckDigitTest.java
index db97b4f2..fce5bbaa 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenEAN13CheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenEAN13CheckDigitTest.java
@@ -21,7 +21,7 @@ import org.junit.jupiter.api.BeforeEach;
 /**
  * ModulusTenCheckDigit EAN-13 Test.
  */
-public class ModulusTenEAN13CheckDigitTest extends AbstractCheckDigitTest {
+class ModulusTenEAN13CheckDigitTest extends AbstractCheckDigitTest {
 
     /**
      * Sets up routine & valid codes.
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenLuhnCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenLuhnCheckDigitTest.java
index 9ec28817..c35cd178 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenLuhnCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenLuhnCheckDigitTest.java
@@ -21,7 +21,7 @@ import org.junit.jupiter.api.BeforeEach;
 /**
  * ModulusTenCheckDigit Luhn Test.
  */
-public class ModulusTenLuhnCheckDigitTest extends AbstractCheckDigitTest {
+class ModulusTenLuhnCheckDigitTest extends AbstractCheckDigitTest {
 
     private static final String VALID_VISA = "4417123456789113";
     private static final String VALID_SHORT_VISA = "4222222222222";
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenSedolCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenSedolCheckDigitTest.java
index 89910794..cc196ffc 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenSedolCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/ModulusTenSedolCheckDigitTest.java
@@ -24,7 +24,7 @@ import org.junit.jupiter.api.Test;
 /**
  * ModulusTenCheckDigit SEDOL Test.
  */
-public class ModulusTenSedolCheckDigitTest extends AbstractCheckDigitTest {
+class ModulusTenSedolCheckDigitTest extends AbstractCheckDigitTest {
 
     private static final String[] INVALID_CHECK_DIGITS = { "026349E", // 
proper check digit is '4', see above
             "087061C", // proper check digit is '2', see above
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/SedolCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/SedolCheckDigitTest.java
index f2718464..f8589b46 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/SedolCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/SedolCheckDigitTest.java
@@ -24,7 +24,7 @@ import org.junit.jupiter.api.Test;
 /**
  * ISIN Check Digit Test.
  */
-public class SedolCheckDigitTest extends AbstractCheckDigitTest {
+class SedolCheckDigitTest extends AbstractCheckDigitTest {
 
     private static final String[] INVALID_CHECK_DIGITS = { "026349E", // 
proper check digit is '4', see above
             "087061C", // proper check digit is '2', see above
diff --git 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/VerhoeffCheckDigitTest.java
 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/VerhoeffCheckDigitTest.java
index 5b657954..d55049d1 100644
--- 
a/src/test/java/org/apache/commons/validator/routines/checkdigit/VerhoeffCheckDigitTest.java
+++ 
b/src/test/java/org/apache/commons/validator/routines/checkdigit/VerhoeffCheckDigitTest.java
@@ -22,7 +22,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Verhoeff Check Digit Test.
  */
-public class VerhoeffCheckDigitTest extends AbstractCheckDigitTest {
+class VerhoeffCheckDigitTest extends AbstractCheckDigitTest {
 
     /**
      * Sets up routine & valid codes.
diff --git a/src/test/java/org/apache/commons/validator/util/FlagsTest.java 
b/src/test/java/org/apache/commons/validator/util/FlagsTest.java
index ef6ca19f..0cf630e7 100644
--- a/src/test/java/org/apache/commons/validator/util/FlagsTest.java
+++ b/src/test/java/org/apache/commons/validator/util/FlagsTest.java
@@ -25,7 +25,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Test the Flags class.
  */
-public class FlagsTest {
+class FlagsTest {
 
     /**
      * Declare some flags for testing.
diff --git 
a/src/test/java/org/apache/commons/validator/util/ValidatorUtilsTest.java 
b/src/test/java/org/apache/commons/validator/util/ValidatorUtilsTest.java
index e63e415b..f1cf5d23 100644
--- a/src/test/java/org/apache/commons/validator/util/ValidatorUtilsTest.java
+++ b/src/test/java/org/apache/commons/validator/util/ValidatorUtilsTest.java
@@ -25,7 +25,7 @@ import org.junit.jupiter.api.Test;
 /**
  * Tests {@link ValidatorUtilsTest}.
  */
-public class ValidatorUtilsTest {
+class ValidatorUtilsTest {
 
     @Test
     void testCopyFastHashMap() {

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