Struts example source code file (LocationImplTest.java)

This example Struts source code file (LocationImplTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Struts tags/keywords

bytearrayoutputstream, bytearrayoutputstream, exception, exception, io, list, location, location, locationimpl, locationimpl, locationimpltest, net, network, objectinputstream, objectoutputstream, url, util, wrong

The Struts LocationImplTest.java source code

/*
 * Copyright 2005 The Apache Software Foundation.
 * 
 * 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.opensymphony.xwork2.util.location;

import com.opensymphony.xwork2.util.ClassLoaderUtil;
import junit.framework.TestCase;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.net.URL;
import java.util.List;

public class LocationImplTest extends TestCase {
    
    public LocationImplTest(String name) {
        super(name);
    }
    
    static final String str = "path/to/file.xml:1:40";

    public void testEquals() throws Exception {
        Location loc1 = LocationUtils.parse(str);
        Location loc2 = new LocationImpl(null, "path/to/file.xml", 1, 40);
        
        assertEquals("locations", loc1, loc2);
        assertEquals("hashcode", loc1.hashCode(), loc2.hashCode());
        assertEquals("string representation", loc1.toString(), loc2.toString());
    }
    
    /**
     * Test that Location.UNKNOWN is kept identical on deserialization
     */
    public void testSerializeUnknown() throws Exception {
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        ObjectOutputStream oos = new ObjectOutputStream(bos);
        
        oos.writeObject(Location.UNKNOWN);
        oos.close();
        bos.close();
        
        ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());
        ObjectInputStream ois = new ObjectInputStream(bis);
        
        Object obj = ois.readObject();
        
        assertSame("unknown location", Location.UNKNOWN, obj);
    }
    
    public void testGetSnippet() throws Exception {
        URL url = ClassLoaderUtil.getResource("com/opensymphony/xwork2/somefile.txt", getClass());
        Location loc = new LocationImpl("foo", url.toString(), 3, 2);
        
        List snippet = loc.getSnippet(1);
        assertNotNull(snippet);
        assertTrue("Wrong length: "+snippet.size(), 3 == snippet.size());
        
        assertTrue("is".equals(snippet.get(0)));
        assertTrue("a".equals(snippet.get(1)));
        assertTrue("file".equals(snippet.get(2)));
    }
    
    public void testGetSnippetNoPadding() throws Exception {
        URL url = ClassLoaderUtil.getResource("com/opensymphony/xwork2/somefile.txt", getClass());
        Location loc = new LocationImpl("foo", url.toString(), 3, 2);
        
        List snippet = loc.getSnippet(0);
        assertNotNull(snippet);
        assertTrue("Wrong length: "+snippet.size(), 1 == snippet.size());
        
        assertTrue("a".equals(snippet.get(0)));
    }
}