Add tests to verify entityName resolution in templated native query methods.

Closes #3979

Author: mp911de

spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/TemplatedQueryUnitTests.java

@@ -73,6 +73,14 @@ void renderAliasInExpressionQueryCorrectly() {
 		assertThat(query.getQueryString()).isEqualTo("select u from User u");
 	}
 
+	@Test // GH-3979
+	void renderAliasInNativeExpressionQueryCorrectly() {
+
+		DefaultEntityQuery query = nativeEntityQuery("select u.* from #{#entityName} u");
+		assertThat(query.getAlias()).isEqualTo("u");
+		assertThat(query.getQueryString()).isEqualTo("select u.* from User u");
+	}
+
 	@Test // DATAJPA-1695
 	void shouldDetectBindParameterCountCorrectly() {
 

spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/sample/UserRepository.java

@@ -609,7 +609,7 @@ Page<User> findAllOrderedBySpecialNameMultipleParams(@Param("name") String name,
 	Map<String, Object> findMapWithNullValues();
 
 	// DATAJPA-1307
-	@Query(value = "select * from SD_User u where u.emailAddress = ?", nativeQuery = true)
+	@Query(value = "select * from SD_#{#entityName} u where u.emailAddress = ?", nativeQuery = true)
 	User findByEmailNativeAddressJdbcStyleParameter(String emailAddress);
 
 	// DATAJPA-1334