From 3d4068d86fe76aaf7fa10e15d7ad97db31428878 Mon Sep 17 00:00:00 2001
From: John Patrick <142304+nhojpatrick@users.noreply.github.com>
Date: Tue, 4 Oct 2022 21:40:58 +0100
Subject: [PATCH 1/2] JUnit Jupiter Api dependency

---
 core/pom.xml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/core/pom.xml b/core/pom.xml
index 8e886ddc5..6fc84ac0d 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -55,6 +55,11 @@
       <version>4.13</version>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>org.junit.jupiter</groupId>
+      <artifactId>junit-jupiter-api</artifactId>
+      <scope>test</scope>
+    </dependency>
   </dependencies>
 
   <build>

From 185a72ef074b52dad9ec03738cc8026ead67190a Mon Sep 17 00:00:00 2001
From: John Patrick <142304+nhojpatrick@users.noreply.github.com>
Date: Tue, 4 Oct 2022 22:15:28 +0100
Subject: [PATCH 2/2] JUnit assertThrows DTDValidationTestCase

---
 .../digester3/DTDValidationTestCase.java      | 81 +++++++++----------
 1 file changed, 38 insertions(+), 43 deletions(-)

diff --git a/core/src/test/java/org/apache/commons/digester3/DTDValidationTestCase.java b/core/src/test/java/org/apache/commons/digester3/DTDValidationTestCase.java
index baeba3c35..62dc2d59f 100644
--- a/core/src/test/java/org/apache/commons/digester3/DTDValidationTestCase.java
+++ b/core/src/test/java/org/apache/commons/digester3/DTDValidationTestCase.java
@@ -17,6 +17,7 @@
 package org.apache.commons.digester3;
 
 import static org.apache.commons.digester3.binder.DigesterLoader.newLoader;
+import static org.junit.jupiter.api.Assertions.assertThrows;
 
 import java.io.File;
 
@@ -29,50 +30,44 @@
 /**
  * Tests for entity resolution and dtd validation
  */
-public class DTDValidationTestCase
-{
+public class DTDValidationTestCase {
 
-    @Test( expected = SAXParseException.class )
-    public void testDigesterDTDError()
-        throws Exception
-    {
-        newLoader( new AbstractRulesModule() {
-
-            @Override
-            protected void configure()
-            {
-                // do nothing
-            }
-
-        } )
-        .setValidating( true )
-        .setErrorHandler( new ErrorHandler()
-        {
-
-            @Override
-            public void warning( final SAXParseException e )
-                throws SAXException
-            {
-                throw e;
-            }
-
-            @Override
-            public void fatalError( final SAXParseException e )
-                throws SAXException
-            {
-                throw e;
-            }
-
-            @Override
-            public void error( final SAXParseException e )
-                throws SAXException
-            {
-                throw e;
-            }
-
-        } )
-        .newDigester()
-        .parse( new File( "src/test/resources/org/apache/commons/digester3/document-with-relative-dtd-error.xml" ) );
+    @Test
+    public void testDigesterDTDError() {
+
+        assertThrows(SAXParseException.class, () ->
+                newLoader(new AbstractRulesModule() {
+
+                    @Override
+                    protected void configure() {
+                        // do nothing
+                    }
+
+                })
+                        .setValidating(true)
+                        .setErrorHandler(new ErrorHandler() {
+
+                            @Override
+                            public void warning(final SAXParseException e)
+                                    throws SAXException {
+                                throw e;
+                            }
+
+                            @Override
+                            public void fatalError(final SAXParseException e)
+                                    throws SAXException {
+                                throw e;
+                            }
+
+                            @Override
+                            public void error(final SAXParseException e)
+                                    throws SAXException {
+                                throw e;
+                            }
+
+                        })
+                        .newDigester()
+                        .parse(new File("src/test/resources/org/apache/commons/digester3/document-with-relative-dtd-error.xml")));
     }
 
     @Test