Fix JUnit4 -> JUnit5 issue

Author: cowtowncoder

src/test-jdk17/java/com/fasterxml/jackson/dataformat/xml/jdk17/Java17CollectionsTest.java

@@ -6,10 +6,11 @@
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
-import com.fasterxml.jackson.dataformat.xml.XmlMapper;
-import com.fasterxml.jackson.dataformat.xml.XmlTestBase;
+import com.fasterxml.jackson.dataformat.xml.*;
 
-public class Java17CollectionsTest extends XmlTestBase
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class Java17CollectionsTest extends XmlTestUtil
 {
     private final XmlMapper _xmlMapper = new XmlMapper();
 

src/test-jdk17/java/com/fasterxml/jackson/dataformat/xml/records/failing/XmlRecordDeser734Test.java

@@ -1,25 +1,24 @@
 package com.fasterxml.jackson.dataformat.xml.records.failing;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
-import com.fasterxml.jackson.dataformat.xml.XmlMapper;
-import com.fasterxml.jackson.dataformat.xml.XmlTestBase;
+import com.fasterxml.jackson.dataformat.xml.*;
 import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
 import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlText;
+import com.fasterxml.jackson.dataformat.xml.testutil.failure.JacksonTestFailureExpected;
 
-import static org.junit.Assert.assertEquals;
+import static org.junit.jupiter.api.Assertions.*;
 
 // [dataformat-xml#734]
-public class XmlRecordDeser734Test extends XmlTestBase
+public class XmlRecordDeser734Test extends XmlTestUtil
 {
-
     record Amount(@JacksonXmlText String value,
                   @JacksonXmlProperty(isAttribute = true, localName = "Ccy") String currency) {}
 
     private final String XML =
             a2q("<Amt Ccy='EUR'>1</Amt>");
 
-    //@JacksonTestFailureExpected
+    @JacksonTestFailureExpected
     @Test
     public void testDeser() throws Exception {
         XmlMapper mapper = new XmlMapper();

src/test-jdk17/java/com/fasterxml/jackson/dataformat/xml/records/failing/XmlWrapperRecord517Test.java

@@ -4,32 +4,33 @@
 
 import org.junit.jupiter.api.Test;
 
-import com.fasterxml.jackson.dataformat.xml.XmlTestBase;
+import com.fasterxml.jackson.dataformat.xml.XmlTestUtil;
 import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlElementWrapper;
 import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
 import com.fasterxml.jackson.dataformat.xml.testutil.failure.JacksonTestFailureExpected;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
 // [databind#517] XML wrapper doesn't work with java records
 // Equivalent to on in jdk17/.../deser/XmlWrapperRecord517Test.java
 public class XmlWrapperRecord517Test
-        extends XmlTestBase
+    extends XmlTestUtil
 {
-
     public record Request(
             @JacksonXmlElementWrapper(localName = "messages")
             @JacksonXmlProperty(localName = "message")
             List<Message> messages
     ) {
         public Request {}
 
-        private Request() {this(null);}
+        protected Request() {this(null);}
     }
 
     public record Message(String text) {
         public Message {
         }
 
-        private Message() {
+        protected Message() {
             this(null);
         }
     }

src/test/java/com/fasterxml/jackson/dataformat/xml/XmlTestBase.java

@@ -13,10 +13,10 @@
 import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
 import com.fasterxml.jackson.module.jakarta.xmlbind.JakartaXmlBindAnnotationIntrospector;
 
+@Deprecated // since 2.19
 public abstract class XmlTestBase
     extends TestCase
 {
-
     protected static final String DEFAULT_NEW_LINE;
 
     static {