# 96 Upgrade JUnit dependency from 4 to 5

build.gradle.kts

@@ -1,3 +1,6 @@
+import java.time.LocalDate
+import java.time.format.DateTimeFormatter
+
 plugins {
     // Core Gradle plugins
     `java-library`                                              // For creating reusable Java libraries
@@ -17,9 +20,6 @@ plugins {
 
 // SonarQube configuration
 
-import java.time.LocalDate
-import java.time.format.DateTimeFormatter
-
 val currentDate: String = LocalDate.now().format(DateTimeFormatter.ISO_DATE)
 
 sonar {
@@ -125,7 +125,9 @@ dependencies {
     implementation("com.typesafe:config:1.4.3")                                        // Typesafe config
 
     // === For tests ===
-    testImplementation("junit:junit:4.13.2")                                           // Unit testing framework
+    testImplementation("org.junit.jupiter:junit-jupiter-api:5.12.0") // Use the latest stable version
+    testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine:5.12.0") // Use the latest stable version
+    testImplementation("org.junit.vintage:junit-vintage-engine:5.12.0") // Use the latest stable version
 
     // === For viewing logs during development (DO NOT include in production) ===
     runtimeOnly("org.slf4j:slf4j-simple:2.0.9")                                        // Simple SLF4J implementation for logging

src/test/java/fr/inria/corese/core/compiler/eval/HashTest.java

@@ -1,9 +1,9 @@
 package fr.inria.corese.core.compiler.eval;
 
-import static org.junit.Assert.*;
+import static org.junit.jupiter.api.Assertions.*;
 
 public class HashTest {
-    @org.junit.Test
+    @org.junit.jupiter.api.Test
     public void test1()
     {
         Hash hash = new Hash( "abc" );

src/test/java/fr/inria/corese/core/datatype/CoreseDateTest.java

@@ -1,10 +1,10 @@
 package fr.inria.corese.core.datatype;
 
-import static org.junit.Assert.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
 import javax.xml.datatype.DatatypeConfigurationException;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 import fr.inria.corese.core.sparql.api.IDatatype;
 import fr.inria.corese.core.sparql.datatype.CoreseDate;

src/test/java/fr/inria/corese/core/datatype/CoreseDecimalTest.java

@@ -1,10 +1,10 @@
 package fr.inria.corese.core.datatype;
 
-import static org.junit.Assert.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
 import java.math.BigDecimal;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 import fr.inria.corese.core.sparql.api.IDatatype;
 import fr.inria.corese.core.sparql.datatype.CoreseDecimal;