diff --git a/src/main/java/org/apache/commons/collections4/bidimap/AbstractDualBidiMap.java b/src/main/java/org/apache/commons/collections4/bidimap/AbstractDualBidiMap.java
index 779c29186..0640925cc 100644
--- a/src/main/java/org/apache/commons/collections4/bidimap/AbstractDualBidiMap.java
+++ b/src/main/java/org/apache/commons/collections4/bidimap/AbstractDualBidiMap.java
@@ -19,8 +19,8 @@ package org.apache.commons.collections4.bidimap;
import java.util.Collection;
import java.util.Iterator;
import java.util.Map;
-import java.util.Set;
import java.util.Objects;
+import java.util.Set;
import java.util.function.Predicate;
import org.apache.commons.collections4.BidiMap;
diff --git a/src/main/java/org/apache/commons/collections4/map/CompositeMap.java b/src/main/java/org/apache/commons/collections4/map/CompositeMap.java
index bf44c25a2..2f893979d 100644
--- a/src/main/java/org/apache/commons/collections4/map/CompositeMap.java
+++ b/src/main/java/org/apache/commons/collections4/map/CompositeMap.java
@@ -17,14 +17,13 @@
package org.apache.commons.collections4.map;
import java.io.Serializable;
-
import java.util.Collection;
import java.util.Map;
import java.util.Set;
-import org.apache.commons.collections4.set.CompositeSet;
import org.apache.commons.collections4.CollectionUtils;
import org.apache.commons.collections4.collection.CompositeCollection;
+import org.apache.commons.collections4.set.CompositeSet;
/**
* Decorates a map of other maps to provide a single unified view.
diff --git a/src/main/java/org/apache/commons/collections4/multimap/AbstractMultiValuedMap.java b/src/main/java/org/apache/commons/collections4/multimap/AbstractMultiValuedMap.java
index c02fb2f80..10f101d5f 100644
--- a/src/main/java/org/apache/commons/collections4/multimap/AbstractMultiValuedMap.java
+++ b/src/main/java/org/apache/commons/collections4/multimap/AbstractMultiValuedMap.java
@@ -26,8 +26,8 @@ import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.Map;
-import java.util.Objects;
import java.util.Map.Entry;
+import java.util.Objects;
import java.util.Set;
import org.apache.commons.collections4.CollectionUtils;
diff --git a/src/main/java/org/apache/commons/collections4/multimap/AbstractMultiValuedMapDecorator.java b/src/main/java/org/apache/commons/collections4/multimap/AbstractMultiValuedMapDecorator.java
index a86a06d93..eda463ff8 100644
--- a/src/main/java/org/apache/commons/collections4/multimap/AbstractMultiValuedMapDecorator.java
+++ b/src/main/java/org/apache/commons/collections4/multimap/AbstractMultiValuedMapDecorator.java
@@ -19,8 +19,8 @@ package org.apache.commons.collections4.multimap;
import java.io.Serializable;
import java.util.Collection;
import java.util.Map;
-import java.util.Objects;
import java.util.Map.Entry;
+import java.util.Objects;
import java.util.Set;
import org.apache.commons.collections4.MapIterator;
diff --git a/src/main/java/org/apache/commons/collections4/set/CompositeSet.java b/src/main/java/org/apache/commons/collections4/set/CompositeSet.java
index 1fa72dc8b..2d5cfee42 100644
--- a/src/main/java/org/apache/commons/collections4/set/CompositeSet.java
+++ b/src/main/java/org/apache/commons/collections4/set/CompositeSet.java
@@ -23,8 +23,8 @@ import java.util.Collection;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
-import java.util.Set;
import java.util.Objects;
+import java.util.Set;
import java.util.function.Predicate;
import org.apache.commons.collections4.CollectionUtils;
diff --git a/src/main/java/org/apache/commons/collections4/trie/AbstractBitwiseTrie.java b/src/main/java/org/apache/commons/collections4/trie/AbstractBitwiseTrie.java
index 999cfa507..11e5aa1a0 100644
--- a/src/main/java/org/apache/commons/collections4/trie/AbstractBitwiseTrie.java
+++ b/src/main/java/org/apache/commons/collections4/trie/AbstractBitwiseTrie.java
@@ -20,7 +20,6 @@ import java.io.Serializable;
import java.util.AbstractMap;
import java.util.Map;
import java.util.Objects;
-import java.util.Map.Entry;
import org.apache.commons.collections4.Trie;
diff --git a/src/test/java/org/apache/commons/collections4/AbstractObjectTest.java b/src/test/java/org/apache/commons/collections4/AbstractObjectTest.java
index eebd01345..b71025fd0 100644
--- a/src/test/java/org/apache/commons/collections4/AbstractObjectTest.java
+++ b/src/test/java/org/apache/commons/collections4/AbstractObjectTest.java
@@ -16,8 +16,6 @@
*/
package org.apache.commons.collections4;
-import org.junit.jupiter.api.Test;
-
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
@@ -30,6 +28,8 @@ import java.io.ObjectOutputStream;
import java.io.OutputStream;
import java.io.Serializable;
+import org.junit.jupiter.api.Test;
+
/**
* Abstract test class for {@link java.lang.Object} methods and contracts.
*
diff --git a/src/test/java/org/apache/commons/collections4/CollectionUtilsTest.java b/src/test/java/org/apache/commons/collections4/CollectionUtilsTest.java
index 20af9a1e5..fb03cdf57 100644
--- a/src/test/java/org/apache/commons/collections4/CollectionUtilsTest.java
+++ b/src/test/java/org/apache/commons/collections4/CollectionUtilsTest.java
@@ -23,8 +23,8 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertSame;
-import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
import java.util.ArrayList;
import java.util.Arrays;
diff --git a/src/test/java/org/apache/commons/collections4/IterableUtilsTest.java b/src/test/java/org/apache/commons/collections4/IterableUtilsTest.java
index 01b9c9bac..657d0bf20 100644
--- a/src/test/java/org/apache/commons/collections4/IterableUtilsTest.java
+++ b/src/test/java/org/apache/commons/collections4/IterableUtilsTest.java
@@ -23,9 +23,9 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.Assertions.fail;
-import static org.junit.jupiter.api.Assertions.assertThrows;
import java.util.ArrayList;
import java.util.Arrays;
diff --git a/src/test/java/org/apache/commons/collections4/IteratorUtilsTest.java b/src/test/java/org/apache/commons/collections4/IteratorUtilsTest.java
index 2c7dbc347..01587f9f5 100644
--- a/src/test/java/org/apache/commons/collections4/IteratorUtilsTest.java
+++ b/src/test/java/org/apache/commons/collections4/IteratorUtilsTest.java
@@ -26,27 +26,36 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertSame;
-import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
+import java.util.Dictionary;
+import java.util.Enumeration;
import java.util.HashMap;
import java.util.Iterator;
+import java.util.LinkedHashSet;
import java.util.List;
import java.util.ListIterator;
import java.util.Map;
import java.util.NoSuchElementException;
-import java.util.Vector;
-import java.util.Dictionary;
-import java.util.Enumeration;
import java.util.Set;
-import java.util.LinkedHashSet;
+import java.util.Vector;
-import org.apache.commons.collections4.iterators.*;
+import org.apache.commons.collections4.iterators.ArrayIterator;
+import org.apache.commons.collections4.iterators.EmptyIterator;
+import org.apache.commons.collections4.iterators.EmptyListIterator;
+import org.apache.commons.collections4.iterators.EmptyMapIterator;
+import org.apache.commons.collections4.iterators.EmptyOrderedIterator;
+import org.apache.commons.collections4.iterators.EmptyOrderedMapIterator;
+import org.apache.commons.collections4.iterators.EnumerationIterator;
+import org.apache.commons.collections4.iterators.NodeListIterator;
+import org.apache.commons.collections4.iterators.ObjectArrayIterator;
+import org.apache.commons.collections4.iterators.ZippingIterator;
import org.apache.commons.collections4.map.EntrySetToMapIteratorAdapter;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
diff --git a/src/test/java/org/apache/commons/collections4/MapUtilsTest.java b/src/test/java/org/apache/commons/collections4/MapUtilsTest.java
index 9b4f0cecd..7e55b7a60 100644
--- a/src/test/java/org/apache/commons/collections4/MapUtilsTest.java
+++ b/src/test/java/org/apache/commons/collections4/MapUtilsTest.java
@@ -43,6 +43,7 @@ import java.util.ResourceBundle;
import java.util.Set;
import java.util.SortedMap;
import java.util.TreeMap;
+
import org.apache.commons.collections4.collection.TransformedCollectionTest;
import org.apache.commons.collections4.keyvalue.DefaultKeyValue;
import org.apache.commons.collections4.keyvalue.DefaultMapEntry;
diff --git a/src/test/java/org/apache/commons/collections4/PredicateUtilsTest.java b/src/test/java/org/apache/commons/collections4/PredicateUtilsTest.java
index 0ceca827a..afbe01a6f 100644
--- a/src/test/java/org/apache/commons/collections4/PredicateUtilsTest.java
+++ b/src/test/java/org/apache/commons/collections4/PredicateUtilsTest.java
@@ -16,8 +16,8 @@
*/
package org.apache.commons.collections4;
-import static org.apache.commons.collections4.functors.NullPredicate.*;
-import static org.apache.commons.collections4.functors.TruePredicate.*;
+import static org.apache.commons.collections4.functors.NullPredicate.nullPredicate;
+import static org.apache.commons.collections4.functors.TruePredicate.truePredicate;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertSame;
diff --git a/src/test/java/org/apache/commons/collections4/bag/AbstractBagTest.java b/src/test/java/org/apache/commons/collections4/bag/AbstractBagTest.java
index 62e6df003..0de6275f6 100644
--- a/src/test/java/org/apache/commons/collections4/bag/AbstractBagTest.java
+++ b/src/test/java/org/apache/commons/collections4/bag/AbstractBagTest.java
@@ -16,6 +16,9 @@
*/
package org.apache.commons.collections4.bag;
+import static org.junit.jupiter.api.Assertions.assertNotEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
import java.io.IOException;
import java.io.Serializable;
import java.util.ArrayList;
@@ -34,9 +37,6 @@ import org.apache.commons.collections4.collection.AbstractCollectionTest;
import org.apache.commons.collections4.set.AbstractSetTest;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertNotEquals;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-
/**
* Abstract test class for {@link org.apache.commons.collections4.Bag Bag} methods and contracts.
*
diff --git a/src/test/java/org/apache/commons/collections4/bloomfilter/AbstractCountingBloomFilterTest.java b/src/test/java/org/apache/commons/collections4/bloomfilter/AbstractCountingBloomFilterTest.java
index d2892f492..de424111f 100644
--- a/src/test/java/org/apache/commons/collections4/bloomfilter/AbstractCountingBloomFilterTest.java
+++ b/src/test/java/org/apache/commons/collections4/bloomfilter/AbstractCountingBloomFilterTest.java
@@ -16,10 +16,10 @@
*/
package org.apache.commons.collections4.bloomfilter;
+import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
-import static org.junit.jupiter.api.Assertions.assertEquals;
import java.util.HashMap;
import java.util.Map;
diff --git a/src/test/java/org/apache/commons/collections4/bloomfilter/AbstractIndexProducerTest.java b/src/test/java/org/apache/commons/collections4/bloomfilter/AbstractIndexProducerTest.java
index 38ce388bd..254644021 100644
--- a/src/test/java/org/apache/commons/collections4/bloomfilter/AbstractIndexProducerTest.java
+++ b/src/test/java/org/apache/commons/collections4/bloomfilter/AbstractIndexProducerTest.java
@@ -22,6 +22,7 @@ import static org.junit.jupiter.api.Assertions.assertTrue;
import java.util.Arrays;
import java.util.BitSet;
import java.util.function.IntPredicate;
+
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
diff --git a/src/test/java/org/apache/commons/collections4/bloomfilter/EnhancedDoubleHasherTest.java b/src/test/java/org/apache/commons/collections4/bloomfilter/EnhancedDoubleHasherTest.java
index d3528bf76..112b4def6 100644
--- a/src/test/java/org/apache/commons/collections4/bloomfilter/EnhancedDoubleHasherTest.java
+++ b/src/test/java/org/apache/commons/collections4/bloomfilter/EnhancedDoubleHasherTest.java
@@ -18,6 +18,7 @@ package org.apache.commons.collections4.bloomfilter;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
+
import org.junit.jupiter.api.Test;
/**
diff --git a/src/test/java/org/apache/commons/collections4/bloomfilter/ShapeTest.java b/src/test/java/org/apache/commons/collections4/bloomfilter/ShapeTest.java
index 63eb2f70b..53ea242ed 100644
--- a/src/test/java/org/apache/commons/collections4/bloomfilter/ShapeTest.java
+++ b/src/test/java/org/apache/commons/collections4/bloomfilter/ShapeTest.java
@@ -16,13 +16,12 @@
*/
package org.apache.commons.collections4.bloomfilter;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import java.util.Arrays;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertNotEquals;
-
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
diff --git a/src/test/java/org/apache/commons/collections4/collection/PredicatedCollectionBuilderTest.java b/src/test/java/org/apache/commons/collections4/collection/PredicatedCollectionBuilderTest.java
index 82802f6ea..484189fd5 100644
--- a/src/test/java/org/apache/commons/collections4/collection/PredicatedCollectionBuilderTest.java
+++ b/src/test/java/org/apache/commons/collections4/collection/PredicatedCollectionBuilderTest.java
@@ -16,6 +16,10 @@
*/
package org.apache.commons.collections4.collection;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
@@ -26,10 +30,6 @@ import org.apache.commons.collections4.Bag;
import org.apache.commons.collections4.Predicate;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
/**
* Tests the PredicatedCollection.Builder class.
*
diff --git a/src/test/java/org/apache/commons/collections4/comparators/BooleanComparatorTest.java b/src/test/java/org/apache/commons/collections4/comparators/BooleanComparatorTest.java
index 863222b84..26fc124e7 100644
--- a/src/test/java/org/apache/commons/collections4/comparators/BooleanComparatorTest.java
+++ b/src/test/java/org/apache/commons/collections4/comparators/BooleanComparatorTest.java
@@ -16,6 +16,10 @@
*/
package org.apache.commons.collections4.comparators;
+import static org.junit.jupiter.api.Assertions.assertAll;
+import static org.junit.jupiter.api.Assertions.assertNotEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
@@ -23,10 +27,6 @@ import java.util.List;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertAll;
-import static org.junit.jupiter.api.Assertions.assertNotEquals;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-
/**
* Tests for {@link BooleanComparator}.
*/
diff --git a/src/test/java/org/apache/commons/collections4/functors/AbstractAnyAllOnePredicateTest.java b/src/test/java/org/apache/commons/collections4/functors/AbstractAnyAllOnePredicateTest.java
index ea48d8559..4305b488d 100644
--- a/src/test/java/org/apache/commons/collections4/functors/AbstractAnyAllOnePredicateTest.java
+++ b/src/test/java/org/apache/commons/collections4/functors/AbstractAnyAllOnePredicateTest.java
@@ -16,15 +16,15 @@
*/
package org.apache.commons.collections4.functors;
-import org.apache.commons.collections4.Predicate;
-
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertTrue;
-import org.junit.jupiter.api.Test;
import java.util.Collections;
+import org.apache.commons.collections4.Predicate;
+import org.junit.jupiter.api.Test;
+
/**
* Base class for tests of AnyPredicate, AllPredicate, and OnePredicate.
*
diff --git a/src/test/java/org/apache/commons/collections4/functors/AbstractClosureTest.java b/src/test/java/org/apache/commons/collections4/functors/AbstractClosureTest.java
index 3a27c178e..3806b8192 100644
--- a/src/test/java/org/apache/commons/collections4/functors/AbstractClosureTest.java
+++ b/src/test/java/org/apache/commons/collections4/functors/AbstractClosureTest.java
@@ -16,11 +16,11 @@
*/
package org.apache.commons.collections4.functors;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
import org.apache.commons.collections4.Closure;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertNotNull;
-
public abstract class AbstractClosureTest {
@Test
diff --git a/src/test/java/org/apache/commons/collections4/functors/AbstractCompositePredicateTest.java b/src/test/java/org/apache/commons/collections4/functors/AbstractCompositePredicateTest.java
index cf1fd6531..94083854e 100644
--- a/src/test/java/org/apache/commons/collections4/functors/AbstractCompositePredicateTest.java
+++ b/src/test/java/org/apache/commons/collections4/functors/AbstractCompositePredicateTest.java
@@ -16,6 +16,8 @@
*/
package org.apache.commons.collections4.functors;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
@@ -25,8 +27,6 @@ import org.apache.commons.collections4.Predicate;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-
/**
* Base class for tests of composite predicates.
*
diff --git a/src/test/java/org/apache/commons/collections4/functors/AbstractMockPredicateTest.java b/src/test/java/org/apache/commons/collections4/functors/AbstractMockPredicateTest.java
index 077461932..b16037bf5 100644
--- a/src/test/java/org/apache/commons/collections4/functors/AbstractMockPredicateTest.java
+++ b/src/test/java/org/apache/commons/collections4/functors/AbstractMockPredicateTest.java
@@ -16,15 +16,16 @@
*/
package org.apache.commons.collections4.functors;
+import static org.easymock.EasyMock.replay;
+import static org.easymock.EasyMock.verify;
+
import java.util.ArrayList;
import java.util.List;
-import static org.easymock.EasyMock.verify;
-import static org.easymock.EasyMock.replay;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.AfterEach;
import org.apache.commons.collections4.Predicate;
import org.easymock.EasyMock;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
/**
* Base class for tests of predicates which delegate to other predicates when evaluating an object. This class
diff --git a/src/test/java/org/apache/commons/collections4/functors/AllPredicateTest.java b/src/test/java/org/apache/commons/collections4/functors/AllPredicateTest.java
index d0d8dcefe..d3e697523 100644
--- a/src/test/java/org/apache/commons/collections4/functors/AllPredicateTest.java
+++ b/src/test/java/org/apache/commons/collections4/functors/AllPredicateTest.java
@@ -16,16 +16,16 @@
*/
package org.apache.commons.collections4.functors;
-import org.apache.commons.collections4.Predicate;
-
import static org.apache.commons.collections4.functors.AllPredicate.allPredicate;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;
-import org.junit.jupiter.api.Test;
import java.util.Collection;
import java.util.Collections;
+import org.apache.commons.collections4.Predicate;
+import org.junit.jupiter.api.Test;
+
/**
* Tests the org.apache.commons.collections.functors.AllPredicate class.
*
diff --git a/src/test/java/org/apache/commons/collections4/functors/CatchAndRethrowClosureTest.java b/src/test/java/org/apache/commons/collections4/functors/CatchAndRethrowClosureTest.java
index 11a771b71..20f86eb20 100644
--- a/src/test/java/org/apache/commons/collections4/functors/CatchAndRethrowClosureTest.java
+++ b/src/test/java/org/apache/commons/collections4/functors/CatchAndRethrowClosureTest.java
@@ -16,6 +16,10 @@
*/
package org.apache.commons.collections4.functors;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.jupiter.api.DynamicTest.dynamicTest;
+
import java.io.IOException;
import java.util.Arrays;
import java.util.Collection;
@@ -25,10 +29,6 @@ import org.apache.commons.collections4.FunctorException;
import org.junit.jupiter.api.DynamicTest;
import org.junit.jupiter.api.TestFactory;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-import static org.junit.jupiter.api.DynamicTest.dynamicTest;
-
public class CatchAndRethrowClosureTest extends AbstractClosureTest {
private static Closure generateIOExceptionClosure() {
diff --git a/src/test/java/org/apache/commons/collections4/functors/ComparatorPredicateTest.java b/src/test/java/org/apache/commons/collections4/functors/ComparatorPredicateTest.java
index e519dc13d..90cc57c04 100644
--- a/src/test/java/org/apache/commons/collections4/functors/ComparatorPredicateTest.java
+++ b/src/test/java/org/apache/commons/collections4/functors/ComparatorPredicateTest.java
@@ -16,11 +16,12 @@
*/
package org.apache.commons.collections4.functors;
-import static org.apache.commons.collections4.functors.ComparatorPredicate.*;
+import static org.apache.commons.collections4.functors.ComparatorPredicate.comparatorPredicate;
import java.util.Comparator;
import org.apache.commons.collections4.Predicate;
+import org.apache.commons.collections4.functors.ComparatorPredicate.Criterion;
import org.junit.jupiter.api.Test;
diff --git a/src/test/java/org/apache/commons/collections4/iterators/ArrayIteratorTest.java b/src/test/java/org/apache/commons/collections4/iterators/ArrayIteratorTest.java
index fe5930689..c5b494d78 100644
--- a/src/test/java/org/apache/commons/collections4/iterators/ArrayIteratorTest.java
+++ b/src/test/java/org/apache/commons/collections4/iterators/ArrayIteratorTest.java
@@ -16,13 +16,13 @@
*/
package org.apache.commons.collections4.iterators;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
import java.util.Iterator;
import java.util.NoSuchElementException;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-
/**
* Tests the ArrayIterator to ensure that the next() method will actually
* perform the iteration rather than the hasNext() method.
diff --git a/src/test/java/org/apache/commons/collections4/iterators/ArrayListIteratorTest.java b/src/test/java/org/apache/commons/collections4/iterators/ArrayListIteratorTest.java
index 564324ac7..62a8ec6cf 100644
--- a/src/test/java/org/apache/commons/collections4/iterators/ArrayListIteratorTest.java
+++ b/src/test/java/org/apache/commons/collections4/iterators/ArrayListIteratorTest.java
@@ -16,14 +16,14 @@
*/
package org.apache.commons.collections4.iterators;
+import static org.junit.jupiter.api.Assertions.assertArrayEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
import java.util.ListIterator;
import java.util.NoSuchElementException;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertArrayEquals;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-
/**
* Test the ArrayListIterator class.
*/
diff --git a/src/test/java/org/apache/commons/collections4/iterators/FilterListIteratorTest.java b/src/test/java/org/apache/commons/collections4/iterators/FilterListIteratorTest.java
index 56add988a..2d902c66f 100644
--- a/src/test/java/org/apache/commons/collections4/iterators/FilterListIteratorTest.java
+++ b/src/test/java/org/apache/commons/collections4/iterators/FilterListIteratorTest.java
@@ -16,6 +16,10 @@
*/
package org.apache.commons.collections4.iterators;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
@@ -29,10 +33,6 @@ import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertFalse;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
/**
* Tests the FilterListIterator class.
*
diff --git a/src/test/java/org/apache/commons/collections4/iterators/IteratorEnumerationTest.java b/src/test/java/org/apache/commons/collections4/iterators/IteratorEnumerationTest.java
index 1007d8160..5baf0a202 100644
--- a/src/test/java/org/apache/commons/collections4/iterators/IteratorEnumerationTest.java
+++ b/src/test/java/org/apache/commons/collections4/iterators/IteratorEnumerationTest.java
@@ -16,17 +16,17 @@
*/
package org.apache.commons.collections4.iterators;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
import java.util.Arrays;
import java.util.Iterator;
import java.util.NoSuchElementException;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertFalse;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
/**
* Tests the IteratorEnumeration.
*/
diff --git a/src/test/java/org/apache/commons/collections4/iterators/ListIteratorWrapper2Test.java b/src/test/java/org/apache/commons/collections4/iterators/ListIteratorWrapper2Test.java
index 4b7d84993..0b9484405 100644
--- a/src/test/java/org/apache/commons/collections4/iterators/ListIteratorWrapper2Test.java
+++ b/src/test/java/org/apache/commons/collections4/iterators/ListIteratorWrapper2Test.java
@@ -16,6 +16,8 @@
*/
package org.apache.commons.collections4.iterators;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
import java.util.ArrayList;
import java.util.List;
import java.util.ListIterator;
@@ -25,8 +27,6 @@ import org.apache.commons.collections4.ResettableListIterator;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-
/**
* Tests the ListIteratorWrapper to ensure that it behaves as expected when wrapping a ListIterator.
*/
diff --git a/src/test/java/org/apache/commons/collections4/iterators/LoopingIteratorTest.java b/src/test/java/org/apache/commons/collections4/iterators/LoopingIteratorTest.java
index 97a092589..a6dce6fd6 100644
--- a/src/test/java/org/apache/commons/collections4/iterators/LoopingIteratorTest.java
+++ b/src/test/java/org/apache/commons/collections4/iterators/LoopingIteratorTest.java
@@ -16,6 +16,11 @@
*/
package org.apache.commons.collections4.iterators;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
@@ -23,11 +28,6 @@ import java.util.NoSuchElementException;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertFalse;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
/**
* Tests the LoopingIterator class.
*/
diff --git a/src/test/java/org/apache/commons/collections4/iterators/LoopingListIteratorTest.java b/src/test/java/org/apache/commons/collections4/iterators/LoopingListIteratorTest.java
index 969cdbd0e..1ccdb264f 100644
--- a/src/test/java/org/apache/commons/collections4/iterators/LoopingListIteratorTest.java
+++ b/src/test/java/org/apache/commons/collections4/iterators/LoopingListIteratorTest.java
@@ -16,6 +16,12 @@
*/
package org.apache.commons.collections4.iterators;
+import static org.junit.jupiter.api.Assertions.assertAll;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
@@ -23,12 +29,6 @@ import java.util.NoSuchElementException;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertAll;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertFalse;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
/**
* Tests the LoopingListIterator class.
*/
diff --git a/src/test/java/org/apache/commons/collections4/iterators/NodeListIteratorTest.java b/src/test/java/org/apache/commons/collections4/iterators/NodeListIteratorTest.java
index 4f7277b6a..b8d808bbd 100644
--- a/src/test/java/org/apache/commons/collections4/iterators/NodeListIteratorTest.java
+++ b/src/test/java/org/apache/commons/collections4/iterators/NodeListIteratorTest.java
@@ -16,7 +16,9 @@
*/
package org.apache.commons.collections4.iterators;
-import static org.easymock.EasyMock.*;
+import static org.easymock.EasyMock.createMock;
+import static org.easymock.EasyMock.expect;
+import static org.easymock.EasyMock.replay;
import static org.junit.jupiter.api.Assertions.assertThrows;
import java.util.Iterator;
diff --git a/src/test/java/org/apache/commons/collections4/iterators/ObjectArrayListIteratorTest.java b/src/test/java/org/apache/commons/collections4/iterators/ObjectArrayListIteratorTest.java
index a60f99828..328811638 100644
--- a/src/test/java/org/apache/commons/collections4/iterators/ObjectArrayListIteratorTest.java
+++ b/src/test/java/org/apache/commons/collections4/iterators/ObjectArrayListIteratorTest.java
@@ -16,14 +16,14 @@
*/
package org.apache.commons.collections4.iterators;
+import static org.junit.jupiter.api.Assertions.assertArrayEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
import java.util.ListIterator;
import java.util.NoSuchElementException;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertArrayEquals;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-
/**
* Tests the ObjectArrayListIterator class.
*/
diff --git a/src/test/java/org/apache/commons/collections4/iterators/UnmodifiableListIteratorTest.java b/src/test/java/org/apache/commons/collections4/iterators/UnmodifiableListIteratorTest.java
index 42eb51bfb..9f32002b5 100644
--- a/src/test/java/org/apache/commons/collections4/iterators/UnmodifiableListIteratorTest.java
+++ b/src/test/java/org/apache/commons/collections4/iterators/UnmodifiableListIteratorTest.java
@@ -16,6 +16,8 @@
*/
package org.apache.commons.collections4.iterators;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
@@ -26,8 +28,6 @@ import org.apache.commons.collections4.Unmodifiable;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-
/**
* Tests the UnmodifiableListIterator.
*/
diff --git a/src/test/java/org/apache/commons/collections4/keyvalue/AbstractMapEntryTest.java b/src/test/java/org/apache/commons/collections4/keyvalue/AbstractMapEntryTest.java
index 3dedf8625..e5b10bb0a 100644
--- a/src/test/java/org/apache/commons/collections4/keyvalue/AbstractMapEntryTest.java
+++ b/src/test/java/org/apache/commons/collections4/keyvalue/AbstractMapEntryTest.java
@@ -16,17 +16,17 @@
*/
package org.apache.commons.collections4.keyvalue;
-import java.util.HashMap;
-import java.util.Map;
-
-import org.junit.jupiter.api.Test;
-
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.junit.jupiter.api.Test;
+
/**
* Abstract tests that can be extended to test any Map.Entry implementation.
* Subclasses must implement {@link #makeMapEntry(Object, Object)} to return
diff --git a/src/test/java/org/apache/commons/collections4/keyvalue/DefaultKeyValueTest.java b/src/test/java/org/apache/commons/collections4/keyvalue/DefaultKeyValueTest.java
index d9e4a8c69..8b88b4b7e 100644
--- a/src/test/java/org/apache/commons/collections4/keyvalue/DefaultKeyValueTest.java
+++ b/src/test/java/org/apache/commons/collections4/keyvalue/DefaultKeyValueTest.java
@@ -16,17 +16,16 @@
*/
package org.apache.commons.collections4.keyvalue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertThrows;
-
-import org.junit.jupiter.api.Test;
+import static org.junit.jupiter.api.Assertions.assertTrue;
import java.util.HashMap;
import java.util.Map;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertNull;
-import static org.junit.jupiter.api.Assertions.assertSame;
-import static org.junit.jupiter.api.Assertions.assertTrue;
+import org.junit.jupiter.api.Test;
/**
* Test the DefaultKeyValue class.
diff --git a/src/test/java/org/apache/commons/collections4/keyvalue/DefaultMapEntryTest.java b/src/test/java/org/apache/commons/collections4/keyvalue/DefaultMapEntryTest.java
index b7365e8b0..9b1cc8e74 100644
--- a/src/test/java/org/apache/commons/collections4/keyvalue/DefaultMapEntryTest.java
+++ b/src/test/java/org/apache/commons/collections4/keyvalue/DefaultMapEntryTest.java
@@ -16,13 +16,13 @@
*/
package org.apache.commons.collections4.keyvalue;
+import static org.junit.jupiter.api.Assertions.assertSame;
+
import java.util.Map;
import org.apache.commons.collections4.KeyValue;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertSame;
-
/**
* Test the DefaultMapEntry class.
*
diff --git a/src/test/java/org/apache/commons/collections4/keyvalue/MultiKeyTest.java b/src/test/java/org/apache/commons/collections4/keyvalue/MultiKeyTest.java
index b23fc4bb1..85851af06 100644
--- a/src/test/java/org/apache/commons/collections4/keyvalue/MultiKeyTest.java
+++ b/src/test/java/org/apache/commons/collections4/keyvalue/MultiKeyTest.java
@@ -16,9 +16,15 @@
*/
package org.apache.commons.collections4.keyvalue;
-import org.junit.jupiter.api.DynamicTest;
-import org.junit.jupiter.api.Test;
-import org.junit.jupiter.api.TestFactory;
+import static org.junit.jupiter.api.Assertions.assertArrayEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNotSame;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.jupiter.api.DynamicTest.dynamicTest;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
@@ -31,15 +37,9 @@ import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
-import static org.junit.jupiter.api.Assertions.assertArrayEquals;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertNotEquals;
-import static org.junit.jupiter.api.Assertions.assertNotNull;
-import static org.junit.jupiter.api.Assertions.assertNotSame;
-import static org.junit.jupiter.api.Assertions.assertSame;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-import static org.junit.jupiter.api.DynamicTest.dynamicTest;
+import org.junit.jupiter.api.DynamicTest;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestFactory;
/**
* Unit tests for {@link org.apache.commons.collections4.keyvalue.MultiKey}.
diff --git a/src/test/java/org/apache/commons/collections4/keyvalue/TiedMapEntryTest.java b/src/test/java/org/apache/commons/collections4/keyvalue/TiedMapEntryTest.java
index 14e7a74df..cd2419b1e 100644
--- a/src/test/java/org/apache/commons/collections4/keyvalue/TiedMapEntryTest.java
+++ b/src/test/java/org/apache/commons/collections4/keyvalue/TiedMapEntryTest.java
@@ -16,12 +16,12 @@
*/
package org.apache.commons.collections4.keyvalue;
-import org.junit.jupiter.api.Test;
+import static org.junit.jupiter.api.Assertions.assertSame;
import java.util.HashMap;
import java.util.Map;
-import static org.junit.jupiter.api.Assertions.assertSame;
+import org.junit.jupiter.api.Test;
/**
* Test the TiedMapEntry class.
diff --git a/src/test/java/org/apache/commons/collections4/keyvalue/UnmodifiableMapEntryTest.java b/src/test/java/org/apache/commons/collections4/keyvalue/UnmodifiableMapEntryTest.java
index 1f4627ca2..66deec62a 100644
--- a/src/test/java/org/apache/commons/collections4/keyvalue/UnmodifiableMapEntryTest.java
+++ b/src/test/java/org/apache/commons/collections4/keyvalue/UnmodifiableMapEntryTest.java
@@ -16,16 +16,16 @@
*/
package org.apache.commons.collections4.keyvalue;
+import static org.junit.jupiter.api.Assertions.assertSame;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
import java.util.Map;
import org.apache.commons.collections4.KeyValue;
import org.apache.commons.collections4.Unmodifiable;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertSame;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
/**
* Test the UnmodifiableMapEntry class.
*
diff --git a/src/test/java/org/apache/commons/collections4/list/Collections701Test.java b/src/test/java/org/apache/commons/collections4/list/Collections701Test.java
index b45dfabe7..4f6b30d59 100644
--- a/src/test/java/org/apache/commons/collections4/list/Collections701Test.java
+++ b/src/test/java/org/apache/commons/collections4/list/Collections701Test.java
@@ -21,8 +21,8 @@ import java.util.HashSet;
import java.util.List;
import java.util.Set;
-import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
/**
* Tests for COLLECTIONS-701.
diff --git a/src/test/java/org/apache/commons/collections4/list/GrowthListTest.java b/src/test/java/org/apache/commons/collections4/list/GrowthListTest.java
index 6fe17230c..bf14a215c 100644
--- a/src/test/java/org/apache/commons/collections4/list/GrowthListTest.java
+++ b/src/test/java/org/apache/commons/collections4/list/GrowthListTest.java
@@ -26,8 +26,8 @@ import java.util.Arrays;
import java.util.Collection;
import java.util.List;
-import org.junit.jupiter.api.function.Executable;
import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.function.Executable;
/**
* Extension of {@link AbstractListTest} for exercising the {@link GrowthList}.
diff --git a/src/test/java/org/apache/commons/collections4/list/LazyListTest.java b/src/test/java/org/apache/commons/collections4/list/LazyListTest.java
index 3e4cbe456..2c4679e6d 100644
--- a/src/test/java/org/apache/commons/collections4/list/LazyListTest.java
+++ b/src/test/java/org/apache/commons/collections4/list/LazyListTest.java
@@ -16,16 +16,16 @@
*/
package org.apache.commons.collections4.list;
-import org.apache.commons.collections4.AbstractObjectTest;
-import org.apache.commons.collections4.Factory;
-import org.apache.commons.collections4.Transformer;
-import org.junit.jupiter.api.Test;
-
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
+import org.apache.commons.collections4.AbstractObjectTest;
+import org.apache.commons.collections4.Factory;
+import org.apache.commons.collections4.Transformer;
+import org.junit.jupiter.api.Test;
+
public class LazyListTest extends AbstractObjectTest {
public LazyListTest() {
diff --git a/src/test/java/org/apache/commons/collections4/list/SetUniqueListTest.java b/src/test/java/org/apache/commons/collections4/list/SetUniqueListTest.java
index b64e01d7f..8979b5b8e 100644
--- a/src/test/java/org/apache/commons/collections4/list/SetUniqueListTest.java
+++ b/src/test/java/org/apache/commons/collections4/list/SetUniqueListTest.java
@@ -16,13 +16,21 @@
*/
package org.apache.commons.collections4.list;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.ListIterator;
+import java.util.Set;
+import java.util.TreeSet;
+
import org.apache.commons.collections4.set.UnmodifiableSet;
import org.junit.jupiter.api.Test;
-import java.util.*;
-
-import static org.junit.jupiter.api.Assertions.assertThrows;
-
/**
* JUnit tests.
*
diff --git a/src/test/java/org/apache/commons/collections4/map/CompositeMapTest.java b/src/test/java/org/apache/commons/collections4/map/CompositeMapTest.java
index c3a2b9073..be8d61ee2 100644
--- a/src/test/java/org/apache/commons/collections4/map/CompositeMapTest.java
+++ b/src/test/java/org/apache/commons/collections4/map/CompositeMapTest.java
@@ -18,9 +18,9 @@ package org.apache.commons.collections4.map;
import static org.junit.jupiter.api.Assertions.assertThrows;
-import java.util.Map;
-import java.util.HashMap;
import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
diff --git a/src/test/java/org/apache/commons/collections4/map/EmptyMapMutator.java b/src/test/java/org/apache/commons/collections4/map/EmptyMapMutator.java
index e3002a316..57955ec51 100644
--- a/src/test/java/org/apache/commons/collections4/map/EmptyMapMutator.java
+++ b/src/test/java/org/apache/commons/collections4/map/EmptyMapMutator.java
@@ -16,8 +16,8 @@
*/
package org.apache.commons.collections4.map;
-import java.util.Map;
import java.util.Collection;
+import java.util.Map;
/**
* This class is used in TestCompositeMap. When testing serialization,
diff --git a/src/test/java/org/apache/commons/collections4/map/LazySortedMapTest.java b/src/test/java/org/apache/commons/collections4/map/LazySortedMapTest.java
index 80469f5fd..9a13c5628 100644
--- a/src/test/java/org/apache/commons/collections4/map/LazySortedMapTest.java
+++ b/src/test/java/org/apache/commons/collections4/map/LazySortedMapTest.java
@@ -16,7 +16,7 @@
*/
package org.apache.commons.collections4.map;
-import static org.apache.commons.collections4.map.LazySortedMap.*;
+import static org.apache.commons.collections4.map.LazySortedMap.lazySortedMap;
import static org.junit.jupiter.api.Assertions.assertAll;
import static org.junit.jupiter.api.Assertions.assertThrows;
diff --git a/src/test/java/org/apache/commons/collections4/multimap/ArrayListValuedHashMapTest.java b/src/test/java/org/apache/commons/collections4/multimap/ArrayListValuedHashMapTest.java
index 83853ff5f..5119380a9 100644
--- a/src/test/java/org/apache/commons/collections4/multimap/ArrayListValuedHashMapTest.java
+++ b/src/test/java/org/apache/commons/collections4/multimap/ArrayListValuedHashMapTest.java
@@ -16,12 +16,12 @@
*/
package org.apache.commons.collections4.multimap;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
import java.util.List;
import java.util.ListIterator;
import java.util.Map;
-import java.util.HashMap;
-import java.util.Arrays;
-import java.util.ArrayList;
import org.apache.commons.collections4.BulkTest;
import org.apache.commons.collections4.ListValuedMap;
diff --git a/src/test/java/org/apache/commons/collections4/multimap/UnmodifiableMultiValuedMapTest.java b/src/test/java/org/apache/commons/collections4/multimap/UnmodifiableMultiValuedMapTest.java
index 603835063..3238a9539 100644
--- a/src/test/java/org/apache/commons/collections4/multimap/UnmodifiableMultiValuedMapTest.java
+++ b/src/test/java/org/apache/commons/collections4/multimap/UnmodifiableMultiValuedMapTest.java
@@ -18,13 +18,13 @@ package org.apache.commons.collections4.multimap;
import static org.junit.jupiter.api.Assertions.assertThrows;
-import java.util.Set;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.HashMap;
import java.util.Arrays;
import java.util.Collection;
+import java.util.HashMap;
import java.util.Iterator;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Set;
import org.apache.commons.collections4.BulkTest;
import org.apache.commons.collections4.MapIterator;
diff --git a/src/test/java/org/apache/commons/collections4/properties/AbstractPropertiesFactoryTest.java b/src/test/java/org/apache/commons/collections4/properties/AbstractPropertiesFactoryTest.java
index 64a713a07..613b14694 100644
--- a/src/test/java/org/apache/commons/collections4/properties/AbstractPropertiesFactoryTest.java
+++ b/src/test/java/org/apache/commons/collections4/properties/AbstractPropertiesFactoryTest.java
@@ -16,6 +16,8 @@
*/
package org.apache.commons.collections4.properties;
+import static org.junit.jupiter.params.provider.Arguments.arguments;
+
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.nio.file.Files;
@@ -24,15 +26,13 @@ import java.util.Properties;
import java.util.stream.Stream;
import org.apache.commons.collections4.BulkTest;
-import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Assumptions;
+import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
-import static org.junit.jupiter.params.provider.Arguments.arguments;
-
public abstract class AbstractPropertiesFactoryTest {
public static Stream getParameters() {
diff --git a/src/test/java/org/apache/commons/collections4/properties/EmptyPropertiesTest.java b/src/test/java/org/apache/commons/collections4/properties/EmptyPropertiesTest.java
index 243ab6009..d1d265a3b 100644
--- a/src/test/java/org/apache/commons/collections4/properties/EmptyPropertiesTest.java
+++ b/src/test/java/org/apache/commons/collections4/properties/EmptyPropertiesTest.java
@@ -35,6 +35,7 @@ import java.io.UnsupportedEncodingException;
import java.nio.charset.StandardCharsets;
import java.util.HashMap;
import java.util.Properties;
+
import org.apache.commons.io.input.NullReader;
import org.apache.commons.lang3.ArrayUtils;
import org.junit.jupiter.api.Test;
diff --git a/src/test/java/org/apache/commons/collections4/properties/PropertiesFactoryTest.java b/src/test/java/org/apache/commons/collections4/properties/PropertiesFactoryTest.java
index a59e7fec0..c37990242 100644
--- a/src/test/java/org/apache/commons/collections4/properties/PropertiesFactoryTest.java
+++ b/src/test/java/org/apache/commons/collections4/properties/PropertiesFactoryTest.java
@@ -19,8 +19,8 @@ package org.apache.commons.collections4.properties;
import java.util.Properties;
-import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
public class PropertiesFactoryTest extends AbstractPropertiesFactoryTest {
diff --git a/src/test/java/org/apache/commons/collections4/properties/SortedPropertiesTest.java b/src/test/java/org/apache/commons/collections4/properties/SortedPropertiesTest.java
index 38161bbbf..009e0b181 100644
--- a/src/test/java/org/apache/commons/collections4/properties/SortedPropertiesTest.java
+++ b/src/test/java/org/apache/commons/collections4/properties/SortedPropertiesTest.java
@@ -20,8 +20,8 @@ import java.util.Enumeration;
import java.util.Iterator;
import java.util.Map;
-import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
public class SortedPropertiesTest {
diff --git a/src/test/java/org/apache/commons/collections4/sequence/SequencesComparatorTest.java b/src/test/java/org/apache/commons/collections4/sequence/SequencesComparatorTest.java
index 66d67cffe..9d2746776 100644
--- a/src/test/java/org/apache/commons/collections4/sequence/SequencesComparatorTest.java
+++ b/src/test/java/org/apache/commons/collections4/sequence/SequencesComparatorTest.java
@@ -16,6 +16,9 @@
*/
package org.apache.commons.collections4.sequence;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
@@ -25,9 +28,6 @@ import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
public class SequencesComparatorTest {
private List before;
diff --git a/src/test/java/org/apache/commons/collections4/set/TransformedNavigableSetTest.java b/src/test/java/org/apache/commons/collections4/set/TransformedNavigableSetTest.java
index 6e82a6efb..1ef91f6bf 100644
--- a/src/test/java/org/apache/commons/collections4/set/TransformedNavigableSetTest.java
+++ b/src/test/java/org/apache/commons/collections4/set/TransformedNavigableSetTest.java
@@ -19,8 +19,8 @@ package org.apache.commons.collections4.set;
import java.util.Arrays;
import java.util.Collections;
import java.util.NavigableSet;
-import java.util.TreeSet;
import java.util.Set;
+import java.util.TreeSet;
import org.apache.commons.collections4.BulkTest;
import org.apache.commons.collections4.Transformer;
diff --git a/src/test/java/org/apache/commons/collections4/set/TransformedSortedSetTest.java b/src/test/java/org/apache/commons/collections4/set/TransformedSortedSetTest.java
index aa909a8c8..4530ba097 100644
--- a/src/test/java/org/apache/commons/collections4/set/TransformedSortedSetTest.java
+++ b/src/test/java/org/apache/commons/collections4/set/TransformedSortedSetTest.java
@@ -18,9 +18,9 @@ package org.apache.commons.collections4.set;
import java.util.Arrays;
import java.util.Collections;
-import java.util.TreeSet;
import java.util.Set;
import java.util.SortedSet;
+import java.util.TreeSet;
import org.apache.commons.collections4.BulkTest;
import org.apache.commons.collections4.Transformer;
diff --git a/src/test/java/org/apache/commons/collections4/set/UnmodifiableNavigableSetTest.java b/src/test/java/org/apache/commons/collections4/set/UnmodifiableNavigableSetTest.java
index d8748baa1..530d6d1f2 100644
--- a/src/test/java/org/apache/commons/collections4/set/UnmodifiableNavigableSetTest.java
+++ b/src/test/java/org/apache/commons/collections4/set/UnmodifiableNavigableSetTest.java
@@ -16,6 +16,8 @@
*/
package org.apache.commons.collections4.set;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
@@ -26,8 +28,6 @@ import java.util.TreeSet;
import org.apache.commons.collections4.BulkTest;
import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.assertThrows;
-
/**
* Extension of {@link AbstractNavigableSetTest} for exercising the
* {@link UnmodifiableNavigableSet} implementation.