/*
* 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.el;
import javax.el.ELContext;
import javax.el.ExpressionFactory;
import javax.el.ValueExpression;
import javax.el.ValueReference;
import org.apache.jasper.el.ELContextImpl;
import junit.framework.TestCase;
public class TestValueExpressionImpl extends TestCase {
public void testGetValueReference() {
ExpressionFactory factory = ExpressionFactory.newInstance();
ELContext context = new ELContextImpl();
TesterBeanB beanB = new TesterBeanB();
beanB.setName("Tomcat");
ValueExpression var =
factory.createValueExpression(beanB, TesterBeanB.class);
context.getVariableMapper().setVariable("beanB", var);
ValueExpression ve = factory.createValueExpression(
context, "${beanB.name}", String.class);
// First check the basics work
String result = (String) ve.getValue(context);
assertEquals("Tomcat", result);
// Now check the value reference
ValueReference vr = ve.getValueReference(context);
assertNotNull(vr);
assertEquals(beanB, vr.getBase());
assertEquals("name", vr.getProperty());
}
public void testBug49345() {
ExpressionFactory factory = ExpressionFactory.newInstance();
ELContext context = new ELContextImpl();
TesterBeanA beanA = new TesterBeanA();
TesterBeanB beanB = new TesterBeanB();
beanB.setName("Tomcat");
beanA.setBean(beanB);
ValueExpression var =
factory.createValueExpression(beanA, TesterBeanA.class);
context.getVariableMapper().setVariable("beanA", var);
ValueExpression ve = factory.createValueExpression(
context, "${beanA.bean.name}", String.class);
// First check the basics work
String result = (String) ve.getValue(context);
assertEquals("Tomcat", result);
// Now check the value reference
ValueReference vr = ve.getValueReference(context);
assertNotNull(vr);
assertEquals(beanB, vr.getBase());
assertEquals("name", vr.getProperty());
}
}