| /* |
| * 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.jasper.el; |
| |
| import java.lang.reflect.Field; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import javax.el.ELResolver; |
| import javax.servlet.jsp.el.ImplicitObjectELResolver; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import org.apache.el.stream.StreamELResolverImpl; |
| |
| public class TestJasperELResolver { |
| |
| @Test |
| public void testConstructorNone() throws Exception { |
| doTestConstructor(0); |
| } |
| |
| @Test |
| public void testConstructorOne() throws Exception { |
| doTestConstructor(1); |
| } |
| |
| @Test |
| public void testConstructorFive() throws Exception { |
| doTestConstructor(5); |
| } |
| |
| private void doTestConstructor(int count) throws Exception { |
| |
| List<ELResolver> list = new ArrayList<>(); |
| for (int i = 0; i < count; i++) { |
| list.add(new ImplicitObjectELResolver()); |
| } |
| |
| JasperELResolver resolver = |
| new JasperELResolver(list, new StreamELResolverImpl()); |
| |
| |
| Assert.assertEquals(Integer.valueOf(count), |
| getField("appResolversSize", resolver)); |
| Assert.assertEquals(9 + count, |
| ((ELResolver[])getField("resolvers", resolver)).length); |
| Assert.assertEquals(Integer.valueOf(9 + count), |
| getField("size", resolver)); |
| } |
| |
| private static final Object getField(String name, Object target) |
| throws NoSuchFieldException, SecurityException, |
| IllegalArgumentException, IllegalAccessException { |
| Field field = target.getClass().getDeclaredField(name); |
| field.setAccessible(true); |
| return field.get(target); |
| } |
| } |