/*
* Copyright 2015, The Querydsl Team (http://www.querydsl.com/team)
*
* 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
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.querydsl.sql;
import static com.querydsl.sql.SQLExpressions.select;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import com.querydsl.core.types.Ops;
import com.querydsl.core.types.Path;
import com.querydsl.core.types.dsl.Expressions;
import com.querydsl.core.types.dsl.NumberExpression;
public class FirebirdTemplatesTest extends AbstractSQLTemplatesTest {
@Override
protected SQLTemplates createTemplates() {
return new FirebirdTemplates();
}
@Override
public void arithmetic() {
// uses additional casts
}
@SuppressWarnings("unchecked")
@Test
@Override
public void union() {
NumberExpression<Integer> one = Expressions.ONE;
NumberExpression<Integer> two = Expressions.TWO;
NumberExpression<Integer> three = Expressions.THREE;
Path<Integer> col1 = Expressions.numberPath(Integer.class,"col1");
Union union = query.union(
select(one.as(col1)),
select(two),
select(three));
assertEquals(
"select 1 as col1 from RDB$DATABASE\n" +
"union\n" +
"select 2 from RDB$DATABASE\n" +
"union\n" +
"select 3 from RDB$DATABASE", union.toString());
}
@Test
public void precedence() {
// concat
// *, /, +, -
// comparison
// NOT
// AND
// OR
int p1 = getPrecedence(Ops.CONCAT);
int p2 = getPrecedence(Ops.NEGATE);
int p3 = getPrecedence(Ops.MULT, Ops.DIV);
int p4 = getPrecedence(Ops.SUB, Ops.ADD);
int p5 = getPrecedence(Ops.EQ, Ops.GOE, Ops.GT, Ops.LT, Ops.NE, Ops.IS_NULL, Ops.IS_NOT_NULL,
Ops.MATCHES, Ops.IN, Ops.LIKE, Ops.LIKE_ESCAPE, Ops.BETWEEN);
int p6 = getPrecedence(Ops.NOT);
int p7 = getPrecedence(Ops.AND);
int p8 = getPrecedence(Ops.XOR, Ops.XNOR);
int p9 = getPrecedence(Ops.OR);
assertTrue(p1 < p2);
assertTrue(p2 < p3);
assertTrue(p3 < p4);
assertTrue(p4 < p5);
assertTrue(p5 < p6);
assertTrue(p6 < p7);
assertTrue(p7 < p8);
assertTrue(p8 < p9);
}
}