/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.commons.jexl2;
import org.apache.commons.jexl2.junit.Asserter;
/**
* Tests for the bitwise operators.
* @since 1.1
*/
public class BitwiseOperatorTest extends JexlTestCase {
private Asserter asserter;
@Override
public void setUp() {
asserter = new Asserter(JEXL);
}
/**
* Create the named test.
* @param name test name
*/
public BitwiseOperatorTest(String name) {
super(name);
}
public void testAndWithTwoNulls() throws Exception {
asserter.assertExpression("null & null", new Long(0));
}
public void testAndWithLeftNull() throws Exception {
asserter.assertExpression("null & 1", new Long(0));
}
public void testAndWithRightNull() throws Exception {
asserter.assertExpression("1 & null", new Long(0));
}
public void testAndSimple() throws Exception {
asserter.assertExpression("15 & 3", new Long(15 & 3));
}
public void testAndVariableNumberCoercion() throws Exception {
asserter.setVariable("x", new Integer(15));
asserter.setVariable("y", new Short((short)7));
asserter.assertExpression("x & y", new Long(15 & 7));
}
public void testAndVariableStringCoercion() throws Exception {
asserter.setVariable("x", new Integer(15));
asserter.setVariable("y", "7");
asserter.assertExpression("x & y", new Long(15 & 7));
}
public void testComplementWithNull() throws Exception {
asserter.assertExpression("~null", new Long(-1));
}
public void testComplementSimple() throws Exception {
asserter.assertExpression("~128", new Long(-129));
}
public void testComplementVariableNumberCoercion() throws Exception {
asserter.setVariable("x", new Integer(15));
asserter.assertExpression("~x", new Long(~15));
}
public void testComplementVariableStringCoercion() throws Exception {
asserter.setVariable("x", "15");
asserter.assertExpression("~x", new Long(~15));
}
public void testOrWithTwoNulls() throws Exception {
asserter.assertExpression("null | null", new Long(0));
}
public void testOrWithLeftNull() throws Exception {
asserter.assertExpression("null | 1", new Long(1));
}
public void testOrWithRightNull() throws Exception {
asserter.assertExpression("1 | null", new Long(1));
}
public void testOrSimple() throws Exception {
asserter.assertExpression("12 | 3", new Long(15));
}
public void testOrVariableNumberCoercion() throws Exception {
asserter.setVariable("x", new Integer(12));
asserter.setVariable("y", new Short((short) 3));
asserter.assertExpression("x | y", new Long(15));
}
public void testOrVariableStringCoercion() throws Exception {
asserter.setVariable("x", new Integer(12));
asserter.setVariable("y", "3");
asserter.assertExpression("x | y", new Long(15));
}
public void testXorWithTwoNulls() throws Exception {
asserter.assertExpression("null ^ null", new Long(0));
}
public void testXorWithLeftNull() throws Exception {
asserter.assertExpression("null ^ 1", new Long(1));
}
public void testXorWithRightNull() throws Exception {
asserter.assertExpression("1 ^ null", new Long(1));
}
public void testXorSimple() throws Exception {
asserter.assertExpression("1 ^ 3", new Long(1 ^ 3));
}
public void testXorVariableNumberCoercion() throws Exception {
asserter.setVariable("x", new Integer(1));
asserter.setVariable("y", new Short((short) 3));
asserter.assertExpression("x ^ y", new Long(1 ^ 3));
}
public void testXorVariableStringCoercion() throws Exception {
asserter.setVariable("x", new Integer(1));
asserter.setVariable("y", "3");
asserter.assertExpression("x ^ y", new Long(1 ^ 3));
}
public void testParenthesized() throws Exception {
asserter.assertExpression("(2 | 1) & 3", Long.valueOf(3L));
asserter.assertExpression("(2 & 1) | 3", Long.valueOf(3L));
asserter.assertExpression("~(120 | 42)", new Long( ~(120 | 42) ));
}
}