/**
 * Copyright (c) 2010 Yahoo! Inc. All rights reserved.
 * 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. See accompanying LICENSE file.
 */
package org.apache.oozie.util;

import org.apache.oozie.util.XLogStreamer;

import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.StringWriter;

import org.apache.oozie.test.XTestCase;

public class TestXLogReader extends XTestCase {
    public void testProcessLog() throws IOException {
        XLogStreamer.Filter.reset();
        XLogStreamer.Filter.defineParameter("USER");
        XLogStreamer.Filter.defineParameter("GROUP");
        XLogStreamer.Filter.defineParameter("TOKEN");
        XLogStreamer.Filter.defineParameter("APP");
        XLogStreamer.Filter.defineParameter("JOB");
        XLogStreamer.Filter.defineParameter("ACTION");
        XLogStreamer.Filter xf = new XLogStreamer.Filter();
        xf.setParameter("JOB", "14-200904160239--example-forkjoinwf");
        xf.setLogLevel("DEBUG|WARN");

        FileWriter fw = new FileWriter(getTestCaseDir() + "/test.log");
        StringBuilder sb = new StringBuilder();
        sb.append("2009-06-24 02:43:13,958 DEBUG _L1_:323 - USER[oozie] GROUP[-] TOKEN[-] APP[example-forkjoinwf] JOB[14-200904160239--example-forkjoinwf] ACTION[-] End workflow state change");
        sb.append("\n2009-06-24 02:43:13,961  INFO _L2_:317 - USER[-] GROUP[-] TOKEN[-] APP[example-forkjoinwf] JOB[14-200904160239--example-forkjoinwf] ACTION[-] [org.apache.oozie.core.command.WorkflowRunnerCallable] released lock");
        sb.append("\n2009-06-24 02:43:13,986  WARN _L3_:539 - USER[-] GROUP[-] TOKEN[-] APP[example-forkjoinwf] JOB[14-200904160239--example-forkjoinwf] ACTION[-] Use GenericOptionsParser for parsing the arguments. \n_L3A_Applications should implement Tool for the same. \n_L3B_Multi line test");
        sb.append("\n2009-06-24 02:43:14,431  WARN _L4_:661 - No job jar file set.  User classes may not be found. See JobConf(Class) or JobConf#setJar(String).");
        sb.append("\n2009-06-24 02:43:14,505  INFO _L5_:317 - USER[oozie] GROUP[oozie] TOKEN[-] APP[-] JOB[-] ACTION[-] Released Lock");
        sb.append("\n2009-06-24 02:43:19,344 DEBUG _L6_:323 - USER[oozie] GROUP[oozie] TOKEN[MYtoken] APP[-] JOB[-] ACTION[-] Number of pending signals to check [0]");
        sb.append("\n2009-06-24 02:43:29,151 DEBUG _L7_:323 - USER[-] GROUP[-] TOKEN[-] APP[-] JOB[-] ACTION[-] Number of pending actions [0] ");

        fw.write(sb.toString());
        fw.close();
        StringWriter sw = new StringWriter();
        XLogReader lr = new XLogReader(new FileInputStream(getTestCaseDir() + "/test.log"), xf, sw);
        lr.processLog();
        String[] out = sw.toString().split("\n");
        assertEquals(4, out.length);
        assertEquals(true, out[0].contains("_L1_"));
        assertEquals(true, out[1].contains("_L3_"));
        assertEquals(true, out[2].contains("_L3A_"));
        assertEquals(true, out[3].contains("_L3B_"));
    }
}