diff --git a/src/test/java/org/apache/commons/collections4/bidimap/AbstractBidiMapTest.java b/src/test/java/org/apache/commons/collections4/bidimap/AbstractBidiMapTest.java
index 8f44575bda..74cbd07271 100644
--- a/src/test/java/org/apache/commons/collections4/bidimap/AbstractBidiMapTest.java
+++ b/src/test/java/org/apache/commons/collections4/bidimap/AbstractBidiMapTest.java
@@ -72,10 +72,7 @@ public void testMapEntrySetIteratorEntrySetValueCrossCheck() {
             TestBidiMapEntrySet.this.verify();
 
             if (!isSetValueSupported()) {
-                try {
-                    entry1.setValue(newValue1);
-                } catch (final UnsupportedOperationException ex) {
-                }
+                assertThrows(UnsupportedOperationException.class, () -> entry1.setValue(newValue1));
                 return;
             }
 
diff --git a/src/test/java/org/apache/commons/collections4/bidimap/AbstractOrderedBidiMapDecoratorTest.java b/src/test/java/org/apache/commons/collections4/bidimap/AbstractOrderedBidiMapDecoratorTest.java
index 4f10c4324c..2d6483d6b0 100644
--- a/src/test/java/org/apache/commons/collections4/bidimap/AbstractOrderedBidiMapDecoratorTest.java
+++ b/src/test/java/org/apache/commons/collections4/bidimap/AbstractOrderedBidiMapDecoratorTest.java
@@ -27,7 +27,7 @@
  * @param <K> the type of the keys in this map
  * @param <V> the type of the values in this map
  */
-public class AbstractOrderedBidiMapDecoratorTest<K, V>
+public abstract class AbstractOrderedBidiMapDecoratorTest<K, V>
         extends AbstractOrderedBidiMapTest<K, V> {
 
     /**
diff --git a/src/test/java/org/apache/commons/collections4/list/AbstractLinkedListTest.java b/src/test/java/org/apache/commons/collections4/list/AbstractLinkedListTest.java
index 397cb03d01..db67c94ecd 100644
--- a/src/test/java/org/apache/commons/collections4/list/AbstractLinkedListTest.java
+++ b/src/test/java/org/apache/commons/collections4/list/AbstractLinkedListTest.java
@@ -56,12 +56,8 @@ public void testAddNodeAfter() {
         resetEmpty();
         final AbstractLinkedList<E> list = getCollection();
         if (!isAddSupported()) {
-            try {
-                list.addFirst(null);
-            } catch (final UnsupportedOperationException ex) {
-            }
+            assertThrows(UnsupportedOperationException.class, () -> list.addFirst(null)); 
         }
-
         list.addFirst((E) "value1");
         list.addNodeAfter(list.getNode(0, false), (E) "value2");
         assertEquals("value1", list.getFirst());
@@ -110,10 +106,7 @@ public void testRemoveFirst() {
         resetEmpty();
         final AbstractLinkedList<E> list = getCollection();
         if (!isRemoveSupported()) {
-            try {
-                list.removeFirst();
-            } catch (final UnsupportedOperationException ex) {
-            }
+            assertThrows(UnsupportedOperationException.class, list::removeFirst);
         }
 
         list.addAll(Arrays.asList((E[]) new String[] { "value1", "value2" }));
@@ -136,10 +129,7 @@ public void testRemoveLast() {
         resetEmpty();
         final AbstractLinkedList<E> list = getCollection();
         if (!isRemoveSupported()) {
-            try {
-                list.removeLast();
-            } catch (final UnsupportedOperationException ex) {
-            }
+            assertThrows(UnsupportedOperationException.class, list::removeLast);
         }
 
         list.addAll(Arrays.asList((E[]) new String[] { "value1", "value2" }));
diff --git a/src/test/java/org/apache/commons/collections4/list/AbstractListTest.java b/src/test/java/org/apache/commons/collections4/list/AbstractListTest.java
index 6bd5589233..a5be4c23f5 100644
--- a/src/test/java/org/apache/commons/collections4/list/AbstractListTest.java
+++ b/src/test/java/org/apache/commons/collections4/list/AbstractListTest.java
@@ -819,15 +819,9 @@ public void testListListIterator() {
     @Test
     public void testListListIteratorByIndex() {
         resetFull();
-        try {
-            getCollection().listIterator(-1);
-        } catch (final IndexOutOfBoundsException ex) {
-        }
+        assertThrows(IndexOutOfBoundsException.class, () -> getCollection().listIterator(-1));
         resetFull();
-        try {
-            getCollection().listIterator(getCollection().size() + 1);
-        } catch (final IndexOutOfBoundsException ex) {
-        }
+        assertThrows(IndexOutOfBoundsException.class, () -> getCollection().listIterator(getCollection().size() + 1));
         resetFull();
         for (int i = 0; i <= getConfirmed().size(); i++) {
             forwardTest(getCollection().listIterator(i), i);
diff --git a/src/test/java/org/apache/commons/collections4/map/AbstractMapTest.java b/src/test/java/org/apache/commons/collections4/map/AbstractMapTest.java
index b3faa0133c..91a6737efb 100644
--- a/src/test/java/org/apache/commons/collections4/map/AbstractMapTest.java
+++ b/src/test/java/org/apache/commons/collections4/map/AbstractMapTest.java
@@ -280,10 +280,7 @@ public void testMapEntrySetIteratorEntrySetValue() {
             verify();
 
             if (!isSetValueSupported()) {
-                try {
-                    entry1.setValue(newValue1);
-                } catch (final UnsupportedOperationException ex) {
-                }
+                assertThrows(UnsupportedOperationException.class, () -> entry1.setValue(newValue1));
                 return;
             }