| /* |
| * Copyright (c) 2012, 2021 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation |
| // |
| package org.eclipse.persistence.jpa.tests.jpql.parser; |
| |
| import org.junit.Test; |
| import static org.eclipse.persistence.jpa.jpql.parser.Expression.*; |
| import static org.eclipse.persistence.jpa.tests.jpql.parser.JPQLParserTester.*; |
| |
| /** |
| * This unit-tests test parsing the null ordering added to an ordering item. |
| * |
| * @version 2.5.1 |
| * @since 2.4 |
| * @author Pascal Filion |
| */ |
| @SuppressWarnings("nls") |
| public final class OrderByItemTest extends JPQLParserTest { |
| |
| @Test |
| public void test_JPQLQuery_01() { |
| |
| String jpqlQuery = "select e from Employee e order by e.name asc nulls first"; |
| |
| ExpressionTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e"), |
| orderBy(orderByItemAscNullsFirst("e.name")) |
| ); |
| |
| testQuery(jpqlQuery, selectStatement); |
| } |
| |
| @Test |
| public void test_JPQLQuery_02() { |
| |
| String jpqlQuery = "select e from Employee e order by e.name asc nulls last"; |
| |
| ExpressionTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e"), |
| orderBy(orderByItemAscNullsLast("e.name")) |
| ); |
| |
| testQuery(jpqlQuery, selectStatement); |
| } |
| |
| @Test |
| public void test_JPQLQuery_03() { |
| |
| String jpqlQuery = "select e from Employee e order by e.name nulls first"; |
| |
| ExpressionTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e"), |
| orderBy(orderByItemNullsFirst("e.name")) |
| ); |
| |
| testQuery(jpqlQuery, selectStatement); |
| } |
| |
| @Test |
| public void test_JPQLQuery_04() { |
| |
| String jpqlQuery = "select e from Employee e order by e.name nulls last"; |
| |
| ExpressionTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e"), |
| orderBy(orderByItemNullsLast("e.name")) |
| ); |
| |
| testQuery(jpqlQuery, selectStatement); |
| } |
| |
| @Test |
| public void test_JPQLQuery_05() { |
| |
| String jpqlQuery = "select e from Employee e order by e.name nulls last, e.age desc nulls first"; |
| |
| ExpressionTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e"), |
| orderBy( |
| orderByItemNullsLast("e.name"), |
| orderByItemDescNullsFirst("e.age") |
| ) |
| ); |
| |
| testQuery(jpqlQuery, selectStatement); |
| } |
| |
| @Test |
| public void test_JPQLQuery_06() { |
| |
| String jpqlQuery = "select e from Employee e order by e.name nulls last, e.age nulls"; |
| |
| OrderByItemTester orderByItem = orderByItemNullsFirst("e.age"); |
| orderByItem.nulls = NULLS; |
| |
| ExpressionTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e"), |
| orderBy( |
| orderByItemNullsLast("e.name"), |
| orderByItem |
| ) |
| ); |
| |
| testQuery(jpqlQuery, selectStatement); |
| } |
| |
| @Test |
| public void test_JPQLQuery_07() { |
| |
| String jpqlQuery = "select e from Employee e order by e.name nulls last, e.age NULLS "; |
| |
| OrderByItemTester orderByItem = orderByItemNullsFirst("e.age"); |
| orderByItem.nulls = "NULLS"; |
| orderByItem.hasSpaceAfterNulls = true; |
| |
| ExpressionTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e"), |
| orderBy( |
| orderByItemNullsLast("e.name"), |
| orderByItem |
| ) |
| ); |
| |
| testInvalidQuery(jpqlQuery, selectStatement); |
| } |
| |
| @Test |
| public void test_JPQLQuery_08() { |
| |
| String jpqlQuery = "SELECT i FROM Item i WHERE i.category=:category ORDER BY i.id\""; |
| |
| ExpressionTester selectStatement = selectStatement( |
| select(variable("i")), |
| from("Item", "i"), |
| where(path("i.category").equal(inputParameter(":category"))), |
| orderBy(orderByItem(path("i.id\""))) |
| ); |
| |
| testInvalidQuery(jpqlQuery, selectStatement); |
| } |
| } |