SnmpConfigRestServiceTest.java

/*******************************************************************************
 * This file is part of OpenNMS(R).
 *
 * Copyright (C) 2008-2011 The OpenNMS Group, Inc.
 * OpenNMS(R) is Copyright (C) 1999-2011 The OpenNMS Group, Inc.
 *
 * OpenNMS(R) is a registered trademark of The OpenNMS Group, Inc.
 *
 * OpenNMS(R) is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published
 * by the Free Software Foundation, either version 3 of the License,
 * or (at your option) any later version.
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 * OpenNMS(R) is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with OpenNMS(R).  If not, see:
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 * For more information contact:
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package org.opennms.web.rest;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

import java.io.File;
import java.io.FileInputStream;

import javax.xml.bind.JAXBContext;

import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import org.junit.Test;
import org.opennms.netmgt.config.SnmpPeerFactory;
import org.opennms.web.snmpinfo.SnmpInfo;

/*
 * TODO
 * 1. Need to figure it out how to create a Mock for EventProxy to validate events sent by RESTful service
 */

public class SnmpConfigRestServiceTest extends AbstractSpringJerseyRestTestCase {
    
    JAXBContext m_jaxbContext;
    private File m_snmpConfigFile;

    @Override
    protected void beforeServletStart() throws Exception {
        
        File dir = new File("target/test-work-dir");
        dir.mkdirs();
        
        m_snmpConfigFile = File.createTempFile("snmp-config-", "xml");
        
        
        FileUtils.writeStringToFile(m_snmpConfigFile, 
                "<?xml version=\"1.0\"?>" +
        		"<snmp-config port=\"9161\" retry=\"1\" timeout=\"2000\"\n" + 
        		"             read-community=\"myPublic\" \n" + 
        		"             version=\"v1\" \n" + 
        		"             max-vars-per-pdu=\"100\"  />");
        
        
        SnmpPeerFactory.setFile(m_snmpConfigFile);
        
        m_jaxbContext = JAXBContext.newInstance(SnmpInfo.class);

    }

    @Test
    public void testGetForUnknownIp() throws Exception {

        String url = "/snmpConfig/1.1.1.1";
        // Testing GET Collection
        
        SnmpInfo config = getXmlObject(m_jaxbContext, url, 200, SnmpInfo.class);

        assertConfiguration(config, 9161, 1, 2000, "myPublic", "v1");

    }
    
    @Test
    public void testSetNewValue() throws Exception {
        String url = "/snmpConfig/1.1.1.1";
        // Testing GET Collection
        
        SnmpInfo config = getXmlObject(m_jaxbContext, url, 200, SnmpInfo.class);
        
        assertConfiguration(config, 9161, 1, 2000, "myPublic", "v1");

        config.setVersion("v2c");
        config.setTimeout(1000);
        config.setCommunity("new");
        
        putXmlObject(m_jaxbContext, url, 200, config);
        
        
        SnmpInfo newConfig = getXmlObject(m_jaxbContext, url, 200, SnmpInfo.class);
        
        assertConfiguration(newConfig, 9161, 1, 1000, "new", "v2c");
        
        dumpConfig();
        
        
    }
    
    private void dumpConfig() throws Exception {
        IOUtils.copy(new FileInputStream(m_snmpConfigFile), System.out);
    }
    
    private void assertConfiguration(SnmpInfo config, int port, int retries, int timeout, String commString, String version) {
        assertNotNull(config);
        assertEquals(port, config.getPort());
        assertEquals(retries, config.getRetries());
        assertEquals(timeout, config.getTimeout());
        assertEquals(commString, config.getCommunity());
        assertEquals(version, config.getVersion());
                
    }
    
}