| /* |
| * Copyright (c) 2012, 2020 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.tests.jpql.parser.JPQLParserTester.*; |
| |
| @SuppressWarnings("nls") |
| public final class OnClauseTest extends JPQLParserTest { |
| |
| @Test |
| public void test_JPQLQuery_01() { |
| |
| String query = "SELECT e FROM Employee e JOIN e.projects p ON p.budget > 10000"; |
| |
| SelectStatementTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e", |
| join("e.projects", "p", |
| on( |
| path("p.budget") |
| .greaterThan( |
| numeric("10000") |
| ) |
| ) |
| ) |
| ) |
| ); |
| |
| testQuery(query, selectStatement); |
| } |
| |
| @Test |
| public void test_JPQLQuery_02() { |
| |
| String query = "SELECT e FROM Employee e JOIN e.projects p ON"; |
| |
| SelectStatementTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e", join("e.projects", "p", on(nullExpression()))) |
| ); |
| |
| testInvalidQuery(query, selectStatement); |
| } |
| |
| @Test |
| public void test_JPQLQuery_03() { |
| |
| String query = "SELECT e FROM Employee e JOIN e.projects p ON "; |
| |
| OnClauseTester onClause = on(nullExpression()); |
| onClause.hasSpaceAfterIdentifier = true; |
| |
| SelectStatementTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e", join("e.projects", "p", onClause)) |
| ); |
| |
| testInvalidQuery(query, selectStatement); |
| } |
| |
| @Test |
| public void test_JPQLQuery_04() { |
| |
| String query = "SELECT e FROM Employee e JOIN e.projects p ON p.budget > 10000 JOIN FETCH p.managers"; |
| |
| SelectStatementTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e", |
| join("e.projects", "p", |
| on( |
| path("p.budget") |
| .greaterThan( |
| numeric("10000") |
| ) |
| ) |
| ), |
| joinFetch("p.managers") |
| ) |
| ); |
| |
| testQuery(query, selectStatement); |
| } |
| |
| @Test |
| public void test_JPQLQuery_05() { |
| |
| String query = "SELECT e " + |
| "FROM Employee e JOIN e.projects p ON p.budget > 10000 " + |
| " JOIN FETCH p.managers ON " + |
| "WHERE e.id > -1"; |
| |
| OnClauseTester onClause = on(nullExpression()); |
| onClause.hasSpaceAfterIdentifier = true; |
| |
| SelectStatementTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e", |
| join("e.projects", "p", |
| on( |
| path("p.budget") |
| .greaterThan( |
| numeric("10000") |
| ) |
| ) |
| ), |
| joinFetch(collectionPath("p.managers"), nullExpression(), |
| onClause |
| ) |
| ), |
| where(path("e.id").greaterThan(numeric(-1))) |
| ); |
| |
| selectStatement.hasSpaceAfterFrom = false; |
| testInvalidQuery(query, selectStatement); |
| } |
| |
| @Test |
| public void test_JPQLQuery_06() { |
| |
| String query = "SELECT e " + |
| "FROM Employee e JOIN e.projects p ON p.budget > 10000 " + |
| " JOIN FETCH p.managers ON SQRT(e.age) = 2 " + |
| "WHERE e.id > -1"; |
| |
| SelectStatementTester selectStatement = selectStatement( |
| select(variable("e")), |
| from("Employee", "e", |
| join("e.projects", "p", |
| on( |
| path("p.budget") |
| .greaterThan( |
| numeric("10000") |
| ) |
| ) |
| ), |
| joinFetch(collectionPath("p.managers"), nullExpression(), |
| on(sqrt(path("e.age")).equal(numeric(2))) |
| ) |
| ), |
| where(path("e.id").greaterThan(numeric(-1))) |
| ); |
| |
| testQuery(query, selectStatement); |
| } |
| } |