/*
* 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.parser;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import javax.el.ELContext;
import javax.el.ELManager;
import javax.el.ELProcessor;
import javax.el.ExpressionFactory;
import javax.el.ValueExpression;
import org.junit.Assert;
import org.junit.Test;
public class TestAstListData {
private static final List<String> simpleList = new ArrayList<>();
private static final List<Object> nestedList = new ArrayList<>();
static {
simpleList.add("a");
simpleList.add("b");
simpleList.add("c");
simpleList.add("b");
simpleList.add("c");
nestedList.add(simpleList);
nestedList.add(Collections.EMPTY_LIST);
nestedList.add("d");
}
@Test
public void testSimple01() {
ELProcessor processor = new ELProcessor();
Object result = processor.getValue(
"['a','b','c', 'b', 'c']", List.class);
Assert.assertEquals(simpleList, result);
}
@Test
public void testSimple02() {
ELProcessor processor = new ELProcessor();
Object result = processor.getValue("[]", List.class);
Assert.assertEquals(Collections.EMPTY_LIST, result);
}
@Test
public void testNested01() {
ELProcessor processor = new ELProcessor();
Object result = processor.getValue(
"[['a','b','c','b','c'],[],'d']", List.class);
Assert.assertEquals(nestedList, result);
}
@Test
public void testGetType() {
ELProcessor processor = new ELProcessor();
ELContext context = processor.getELManager().getELContext();
ExpressionFactory factory = ELManager.getExpressionFactory();
ValueExpression ve = factory.createValueExpression(
context, "${['a','b','c','b','c']}", List.class);
Assert.assertEquals(List.class, ve.getType(context));
Assert.assertEquals(simpleList, ve.getValue(context));
}
}