Add JPA tests for property path usage.

Author: mp911de

jpa/example/pom.xml

@@ -14,6 +14,10 @@
 	<name>Spring Data JPA - Example</name>
 	<description>Small sample project showing the usage of Spring Data JPA.</description>
 
+	<properties>
+		<spring-data-bom.version>2026.0.0-SNAPSHOT</spring-data-bom.version>
+	</properties>
+
 	<build>
 		<plugins>
 			<plugin>

jpa/example/src/test/java/example/springdata/jpa/simple/SimpleUserRepositoryTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2021 the original author or authors.
+ * Copyright 2013-present the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -51,6 +51,7 @@
  * @author Christoph Strobl
  * @author Divya Srivastava
  * @author Jens Schauder
+ * @author Mark Paluch
  */
 @Transactional
 @SpringBootTest
@@ -204,6 +205,30 @@ void findTop2ByWithSort() {
 		assertThat(resultDesc).containsExactly(user2, user1);
 	}
 
+	@Test
+	void findTop2ByWithTypedSort() {
+
+		var user0 = new User();
+		user0.setLastname("lastname-0");
+
+		var user1 = new User();
+		user1.setLastname("lastname-1");
+
+		var user2 = new User();
+		user2.setLastname("lastname-2");
+
+		// we deliberately save the items in reverse
+		repository.saveAll(Arrays.asList(user2, user1, user0));
+
+		var resultAsc = repository.findTop2By(Sort.by(ASC, User::getLastname));
+
+		assertThat(resultAsc).containsExactly(user0, user1);
+
+		var resultDesc = repository.findTop2By(Sort.by(Sort.Order.desc(User::getLastname)));
+
+		assertThat(resultDesc).containsExactly(user2, user1);
+	}
+
 	@Test
 	void findByFirstnameOrLastnameUsingSpEL() {
 

jpa/example/src/test/java/example/springdata/jpa/simple/SpecificationTests.java

@@ -1,11 +1,11 @@
 /*
- * Copyright 2025 the original author or authors.
+ * Copyright 2025-present the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- *      http://www.apache.org/licenses/LICENSE-2.0
+ *      https://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -16,6 +16,7 @@
 package example.springdata.jpa.simple;
 
 import static org.assertj.core.api.Assertions.*;
+import static org.springframework.data.jpa.criteria.Expressions.*;
 
 import jakarta.persistence.EntityManager;
 
@@ -85,4 +86,27 @@ void updateWithSpecification() {
 		assertThat(result).extracting(User::getLastname).containsOnly("Brown");
 	}
 
+	@Test
+	void updateWithTypedSpecification() {
+
+		PredicateSpecification<User> isFirstName = (from, cb) -> cb.equal(path(from, User::getFirstname), "Dave");
+		PredicateSpecification<User> isLastName = (from, cb) -> cb.equal(path(from, User::getLastname), "Matthews");
+
+		UpdateSpecification<User> specification = UpdateSpecification.<User> update((root, update, criteriaBuilder) -> {
+			update.set(path(root, User::getFirstname), "Dan");
+			update.set(path(root, User::getLastname), "Brown");
+		}).where(isFirstName.and(isLastName));
+
+		assertThat(repository.update(specification)).isEqualTo(1);
+		entityManager.clear();
+
+		assertThat(repository.findAll(isFirstName)).isEmpty();
+
+		List<User> result = repository.findAll((from, cb) -> cb.equal(path(from, User::getFirstname), "Dan"));
+
+		assertThat(result).hasSize(1);
+		assertThat(result).extracting(User::getFirstname).containsOnly("Dan");
+		assertThat(result).extracting(User::getLastname).containsOnly("Brown");
+	}
+
 }