// 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 com.cloud.test.regression;

import java.util.HashMap;

import org.apache.log4j.Logger;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

import com.cloud.test.regression.ApiCommand.ResponseType;

public class LoadBalancingTest extends TestCase {

    public static final Logger s_logger = Logger.getLogger(LoadBalancingTest.class.getName());

    public LoadBalancingTest() {
        this.setClient();
        this.setParam(new HashMap<String, String>());
    }

    @Override
    public boolean executeTest() {

        int error = 0;
        Element rootElement = this.getInputFile().get(0).getDocumentElement();
        NodeList commandLst = rootElement.getElementsByTagName("command");

        //Analyze each command, send request and build the array list of api commands
        for (int i = 0; i < commandLst.getLength(); i++) {

            Node fstNode = commandLst.item(i);
            Element fstElmnt = (Element)fstNode;

            //new command
            ApiCommand api = new ApiCommand(fstElmnt, this.getParam(), this.getCommands());

            //send a command
            api.sendCommand(this.getClient(), null);

            //verify the response of the command
            if ((api.getResponseType() == ResponseType.ERROR) && (api.getResponseCode() == 200)) {
                s_logger.error("Test case " + api.getTestCaseInfo() + " failed. Command that was supposed to fail, passed. The command was sent with the following url " +
                    api.getUrl());
                error++;
            } else if ((api.getResponseType() != ResponseType.ERROR) && (api.getResponseCode() == 200)) {
                //verify if response is suppposed to be empty
                if (api.getResponseType() == ResponseType.EMPTY) {
                    if (api.isEmpty() == true) {
                        s_logger.info("Test case " + api.getTestCaseInfo() + " passed");
                    } else {
                        s_logger.error("Test case " + api.getTestCaseInfo() + " failed. Empty response was expected. Command was sent with url " + api.getUrl());
                    }
                } else {
                    if (api.isEmpty() != false)
                        s_logger.error("Test case " + api.getTestCaseInfo() + " failed. Non-empty response was expected. Command was sent with url " + api.getUrl());
                    else {
                        //set parameters for the future use
                        if (api.setParam(this.getParam()) == false) {
                            s_logger.error("Exiting the test...Command " + api.getName() +
                                " didn't return parameters needed for the future use. The command was sent with url " + api.getUrl());
                            return false;
                        } else if (api.getTestCaseInfo() != null) {
                            s_logger.info("Test case " + api.getTestCaseInfo() + " passed");
                        }
                    }
                }
            } else if ((api.getResponseType() != ResponseType.ERROR) && (api.getResponseCode() != 200)) {
                s_logger.error("Test case " + api.getTestCaseInfo() + " failed. Command was sent with url  " + api.getUrl());
                if (api.getRequired() == true) {
                    s_logger.info("The command is required for the future use, so exiging");
                    return false;
                }
                error++;
            } else if (api.getTestCaseInfo() != null) {
                s_logger.info("Test case " + api.getTestCaseInfo() + " passed");

            }
        }

//        //Try to create portForwarding rule for all available private/public ports
//        ArrayList<String> port = new ArrayList<String>();
//        for (int i=1; i<65536; i++){
//            port.add(Integer.toString(i));
//        }
//
//        //try all public ports
//        for (String portValue : port) {
//            try {
//                String url = this.getHost() + ":8096/?command=createOrUpdateLoadBalancerRule&account=" + this.getParam().get("accountname") + "&publicip=" + this.getParam().get("boundaryip") +
//                "&privateip=" + this.getParam().get("vmipaddress") + "&privateport=22&protocol=tcp&publicport=" + portValue;
//                HttpClient client = new HttpClient();
//                HttpMethod method = new GetMethod(url);
//                int responseCode = client.executeMethod(method);
//                if (responseCode != 200 ) {
//                    error++;
//                    s_logger.error("Can't create LB rule for the public port " + portValue + ". Request was sent with url " + url);
//                }
//            }catch (Exception ex) {
//                s_logger.error(ex);
//            }
//        }
//
//        //try all private ports
//        for (String portValue : port) {
//            try {
//                String url = this.getHost() + ":8096/?command=createOrUpdateLoadBalancerRule&account=" + this.getParam().get("accountname") + "&publicip=" + this.getParam().get("boundaryip") +
//                "&privateip=" + this.getParam().get("vmipaddress") + "&publicport=22&protocol=tcp&privateport=" + portValue;
//                HttpClient client = new HttpClient();
//                HttpMethod method = new GetMethod(url);
//                int responseCode = client.executeMethod(method);
//                if (responseCode != 200 ) {
//                    error++;
//                    s_logger.error("Can't create LB rule for the private port " + portValue + ". Request was sent with url " + url);
//                }
//            }catch (Exception ex) {
//                s_logger.error(ex);
//            }
//        }

        if (error != 0)
            return false;
        else
            return true;
    }

}
