tests for Jakarta Data

thanks @FroMage and others for giving me an example of how to do this

tooling/metamodel-generator/hibernate-jpamodelgen.gradle

@@ -39,6 +39,16 @@ sourceSets {
 		compileClasspath += sourceSets.main.output + sourceSets.test.output
 		runtimeClasspath += sourceSets.main.output + sourceSets.test.output
 	}
+    jakartaData {
+        java {
+            srcDirs = ['src/jakartaData/java']
+        }
+        resources {
+            srcDirs tasks.processTestResources
+        }
+        compileClasspath += sourceSets.main.output + sourceSets.test.output
+        runtimeClasspath += sourceSets.main.output + sourceSets.test.output
+    }
 }
 
 dependencies {
@@ -57,6 +67,7 @@ dependencies {
 
 	quarkusOrmPanacheImplementation "io.quarkus:quarkus-hibernate-orm-panache:3.6.2"
 	quarkusHrPanacheImplementation "io.quarkus:quarkus-hibernate-reactive-panache:3.6.2"
+    jakartaDataImplementation "jakarta.data:jakarta.data-api:1.0.0-SNAPSHOT"
 }
 
 // The source set gets a custom configuration which extends the normal test implementation config
@@ -67,6 +78,9 @@ configurations {
 	quarkusHrPanacheImplementation.extendsFrom(testImplementation)
 	quarkusHrPanacheRuntimeOnly.extendsFrom(testRuntimeOnly)
 	quarkusHrPanacheCompileOnly.extendsFrom(testCompileOnly)
+    jakartaDataImplementation.extendsFrom(testImplementation)
+    jakartaDataRuntimeOnly.extendsFrom(testRuntimeOnly)
+    jakartaDataCompileOnly.extendsFrom(testCompileOnly)
 }
 
 def quarkusOrmPanacheTestTask = tasks.register( 'quarkusOrmPanacheTest', Test ) {
@@ -87,6 +101,15 @@ def quarkusHrPanacheTestTask = tasks.register( 'quarkusHrPanacheTest', Test ) {
 	shouldRunAfter test
 }
 
+def jakartaDataTestTask = tasks.register( 'jakartaDataTest', Test ) {
+    description = 'Runs the Jakarta Data tests.'
+    group = 'verification'
+
+    testClassesDirs = sourceSets.jakartaData.output.classesDirs
+    classpath = sourceSets.jakartaData.runtimeClasspath
+    shouldRunAfter test
+}
+
 check.dependsOn quarkusHrPanacheTestTask
 check.dependsOn quarkusOrmPanacheTestTask
 test.dependsOn quarkusHrPanacheTestTask
@@ -104,14 +127,6 @@ compileTestJava {
     ]
 }
 
-sourceSets {
-    test {
-        java {
-            exclude '**/data/*.java'
-        }
-    }
-}
-
 // Tests with records
 if ( jdkVersions.test.release.asInt() >= 17 && jdkVersions.explicit ) {
     // We need to configure the source and target version to 17

tooling/metamodel-generator/src/jakartaData/java/org/hibernate/jpamodelgen/test/data/data/Author.java

@@ -1,4 +1,4 @@
-package org.hibernate.jpamodelgen.test.data;
+package org.hibernate.jpamodelgen.test.data.data;
 
 import jakarta.persistence.Entity;
 import jakarta.persistence.Id;

tooling/metamodel-generator/src/jakartaData/java/org/hibernate/jpamodelgen/test/data/data/Book.java

@@ -1,4 +1,4 @@
-package org.hibernate.jpamodelgen.test.data;
+package org.hibernate.jpamodelgen.test.data.data;
 
 import jakarta.persistence.*;
 import org.hibernate.annotations.NaturalId;

tooling/metamodel-generator/src/jakartaData/java/org/hibernate/jpamodelgen/test/data/data/BookAuthorRepository.java

@@ -1,9 +1,13 @@
-package org.hibernate.jpamodelgen.test.data;
+package org.hibernate.jpamodelgen.test.data.data;
 
 import jakarta.data.Limit;
 import jakarta.data.Order;
 import jakarta.data.Sort;
 import jakarta.data.page.PageRequest;
+import jakarta.data.page.Page;
+import jakarta.data.page.Slice;
+import jakarta.data.page.KeysetAwarePage;
+import jakarta.data.page.KeysetAwareSlice;
 import jakarta.data.repository.By;
 import jakarta.data.repository.Delete;
 import jakarta.data.repository.Find;
@@ -133,4 +137,7 @@ public interface BookAuthorRepository {
 
 	@Query("from Book where title like :titlePattern")
 	Slice<Book> booksByTitle2(String titlePattern, PageRequest<Book> pageRequest);
+
+	@Find
+	List<Book> allBooksWithLotsOfSorting(Sort<? super Book> s1, Order<? super Book> order, Sort<? super Book>... s3);
 }

tooling/metamodel-generator/src/jakartaData/java/org/hibernate/jpamodelgen/test/data/data/DataTest.java

@@ -4,7 +4,7 @@
  * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
  * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
  */
-package org.hibernate.jpamodelgen.test.data;
+package org.hibernate.jpamodelgen.test.data.data;
 
 import org.hibernate.jpamodelgen.test.util.CompilationTest;
 import org.hibernate.jpamodelgen.test.util.WithClasses;