jpa/org.eclipse.persistence.jpa.jpql/src/test/java/org/eclipse/persistence/jpa/tests/jpql/parser/AbsExpressionTest.java

/*
 * Copyright (c) 2006, 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.*;

/**
 * Unit-tests for {@link org.eclipse.persistence.jpa.jpql.parser.AbsExpression AbsExpression}.
 *
 * @version 2.5
 * @since 2.3
 * @author Pascal Filion
 */
@SuppressWarnings("nls")
public final class AbsExpressionTest extends JPQLParserTest {

    @Test
    public void test_JPQLQuery_01() {

        String query = "SELECT e FROM Employee e WHERE ABS(2)";

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(abs(numeric(2)))
        );

        testQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_02() {

        String query = "SELECT e FROM Employee e WHERE ABS(e.age + 100)";

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(abs(path("e.age").add(numeric("100"))))
        );

        testQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_03() {

        String query = "SELECT e FROM Employee e WHERE ABS(e.age + 100 - AVG(e.age))";

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(
                    abs(path("e.age")
                .add(
                        numeric("100")
                    .subtract(
                        avg("e.age"))
                    )
                )
            )
        );

        testQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_04() {

        String query = "SELECT e FROM Employee e WHERE ABS(LENGTH(e.name) + SIZE(e.age))";

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(abs(length(path("e.name")).add(size("e.age"))))
        );

        testQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_05() {

        String query = "SELECT e FROM Employee e WHERE ABS";

        AbsExpressionTester absExpression = abs(nullExpression());
        absExpression.hasLeftParenthesis = false;
        absExpression.hasRightParenthesis = false;

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(absExpression)
        );

        testValidQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_06() {

        String query = "SELECT e FROM Employee e WHERE ABS(";

        AbsExpressionTester absExpression = abs(nullExpression());
        absExpression.hasRightParenthesis = false;

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(absExpression)
        );

        testValidQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_07() {

        String query = "SELECT e FROM Employee e WHERE ABS()";

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(abs(nullExpression()))
        );

        testValidQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_08() {

        String query = "SELECT e FROM Employee e WHERE ABS(x)";

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(abs(variable("x")))
        );

        testQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_09() {

        String query = "SELECT e FROM Employee e WHERE ABS GROUP BY e.name";

        AbsExpressionTester absExpression = abs(nullExpression());
        absExpression.hasLeftParenthesis = false;
        absExpression.hasRightParenthesis = false;

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(absExpression),
            groupBy(path("e.name"))
        );

        testInvalidQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_10() {

        String query = "SELECT e FROM Employee e WHERE ABS( GROUP BY e.name";

        AbsExpressionTester absExpression = abs(nullExpression());
        absExpression.hasRightParenthesis = false;

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(absExpression),
            groupBy(path("e.name"))
        );

        testInvalidQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_11() {

        String query = "SELECT e FROM Employee e WHERE ABS)";

        AbsExpressionTester absExpression = abs(nullExpression());
        absExpression.hasLeftParenthesis = false;

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(absExpression)
        );

        testQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_12() {

        String query = "SELECT e FROM Employee e WHERE ABS e.salary)";

        AbsExpressionTester absExpression = abs(path("e.salary"));
        absExpression.hasLeftParenthesis = false;

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(absExpression)
        );

        testQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_13() {

        String query = "SELECT e FROM Employee e WHERE ABS GROUP BY e";

        AbsExpressionTester absExpression = abs(nullExpression());
        absExpression.hasLeftParenthesis = false;
        absExpression.hasRightParenthesis = false;

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(absExpression),
            groupBy(variable("e"))
        );

        testInvalidQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_14() {

        String query = "SELECT e FROM Employee e WHERE ABS( GROUP BY e";

        AbsExpressionTester absExpression = abs(nullExpression());
        absExpression.hasRightParenthesis = false;

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(absExpression),
            groupBy(variable("e"))
        );

        testInvalidQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_15() {

        String query = "SELECT e FROM Employee e WHERE ABS) GROUP BY e";

        AbsExpressionTester absExpression = abs(nullExpression());
        absExpression.hasLeftParenthesis = false;

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(absExpression),
            groupBy(variable("e"))
        );

        testQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_16() {

        String query = "SELECT e FROM Employee e WHERE ABS(e.age GROUP BY e";

        AbsExpressionTester absExpression = abs(path("e.age"));
        absExpression.hasRightParenthesis = false;

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(absExpression),
            groupBy(variable("e"))
        );

        testQuery(query, selectStatement);
    }

    @Test
    public void test_JPQLQuery_17() {

        String query = "SELECT e FROM Employee e WHERE ABS(e.age + 2 GROUP BY e";

        AbsExpressionTester absExpression = abs(path("e.age").add(numeric(2)));
        absExpression.hasRightParenthesis = false;

        ExpressionTester selectStatement = selectStatement(
            select(variable("e")),
            from("Employee", "e"),
            where(absExpression),
            groupBy(variable("e"))
        );

        testQuery(query, selectStatement);
    }
}