package azkaban.test.jobExecutor;

import java.io.IOException;
import java.util.Date;

import org.apache.log4j.Logger;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;

import azkaban.utils.Props;
import azkaban.jobExecutor.AbstractProcessJob;
import azkaban.jobExecutor.PythonJob;

public class PythonJobTest
{
  private PythonJob job = null;
//  private JobDescriptor descriptor = null;
  private Props props = null;
  private Logger log = Logger.getLogger(PythonJob.class);
  
  private static final String scriptContent = 
    "#!/usr/bin/python  \n" +
    "import re, string, sys  \n" +
    "# if no arguments were given, print a helpful message \n" +
    "l=len(sys.argv) \n" +
    "if l < 1: \n"+
        "\tprint 'Usage: celsium --t temp' \n" +
        "\tsys.exit(1) \n" +
    "\n" +
    "# Loop over the arguments \n" +
    "i=1 \n" +
    "while i < l-1 : \n" +
        "\tname = sys.argv[i] \n" +
        "\tvalue = sys.argv[i+1] \n" +
        "\tif name == \"--t\": \n" +
        "\t\ttry: \n" +
                "\t\t\tfahrenheit = float(string.atoi(value)) \n" +
        "\t\texcept string.atoi_error: \n" +
               "\t\t\tprint repr(value), \" not a numeric value\" \n" +
        "\t\telse: \n" +
                "\t\t\tcelsius=(fahrenheit-32)*5.0/9.0 \n" +
                "\t\t\tprint '%i F = %iC' % (int(fahrenheit), int(celsius+.5)) \n" +
                "\t\t\tsys.exit(0) \n" +
        "\t\ti=i+2\n" ;
 
 
  private static String scriptFile ;
  
  

  @BeforeClass
  public static void init() {
 
    long time = (new Date()).getTime();
    scriptFile = "/tmp/azkaban_python" + time + ".py";
    // dump script file
   try {
     Utils.dumpFile(scriptFile, scriptContent);
    }
   catch (IOException e) {
     e.printStackTrace(System.err);
     Assert.fail("error in creating script file:" + e.getLocalizedMessage());
   }
        
  }
  
  @AfterClass
  public static void cleanup() {
    // remove the input file and error input file
    Utils.removeFile(scriptFile);
  }
  
  @Test
  public void testPythonJob() {
    
    /*  initialize job */
//    descriptor = EasyMock.createMock(JobDescriptor.class);
    
    props = new Props();
    props.put(AbstractProcessJob.WORKING_DIR, ".");
    props.put("type", "python");
    props.put("script",  scriptFile);
    props.put("t",  "90");
    props.put("type", "script");
    props.put("fullPath", ".");

//    EasyMock.expect(descriptor.getId()).andReturn("script").times(1);
//    EasyMock.expect(descriptor.getProps()).andReturn(props).times(3);
//    EasyMock.expect(descriptor.getFullPath()).andReturn(".").times(1);
//    EasyMock.replay(descriptor);
    job = new PythonJob(props, log);
//    EasyMock.verify(descriptor);
    try
    {
      job.run();
    }
    catch (Exception e)
    {
      e.printStackTrace(System.err);
      Assert.fail("Python job failed:" + e.getLocalizedMessage());
    }
  }
 
}
