package org.apache.hadoop.hive.cli;

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

import java.io.*;
import java.util.*;

import org.apache.hadoop.hive.hbase.HBaseQTestUtil;
import org.apache.hadoop.hive.hbase.HBaseTestSetup;
import org.apache.hadoop.hive.ql.exec.Task;
import org.apache.hadoop.hive.ql.history.HiveHistoryViewer;
import org.apache.hadoop.hive.ql.history.HiveHistory.QueryInfo;
import org.apache.hadoop.hive.ql.history.HiveHistory.Keys;
import org.apache.hadoop.hive.ql.history.HiveHistory.TaskInfo;
import org.apache.hadoop.hive.ql.session.SessionState;



import org.antlr.runtime.*;
import org.antlr.runtime.tree.*;

public class $className extends TestCase {

  private HBaseQTestUtil qt;
  private HBaseTestSetup setup;

  public $className(String name, HBaseTestSetup setup) {
    super(name);
    qt = null;
    this.setup = setup;
  }

  @Override
  protected void setUp() {
    try {
      boolean miniMR = false;
      if ("$clusterMode".equals("miniMR")) {
        miniMR = true;
      }

      qt = new HBaseQTestUtil(
        "$resultsDir.getCanonicalPath()",
        "$logDir.getCanonicalPath()", miniMR, setup);

#foreach ($qf in $qfiles)
      qt.addFile("$qf.getCanonicalPath()");
#end
    } catch (Exception e) {
      System.out.println("Exception: " + e.getMessage());
      e.printStackTrace();
      System.out.flush();
      fail("Unexpected exception in setup");
    }
  }

  @Override
  protected void tearDown() {
    try {
      qt.shutdown();
    }
    catch (Exception e) {
      System.out.println("Exception: " + e.getMessage());
      e.printStackTrace();
      System.out.flush();
      fail("Unexpected exception in tearDown");
    }
  }

  public static Test suite() {
    TestSuite suite = new TestSuite();
    HBaseTestSetup setup = new HBaseTestSetup(suite);
#foreach ($qf in $qfiles)
  #set ($fname = $qf.getName())
  #set ($eidx = $fname.length() - 2)
  #set ($tname = $fname.substring(0, $eidx))
    suite.addTest(new $className("testCliDriver_$tname", setup));
#end
    return setup;
  }

#foreach ($qf in $qfiles)
  #set ($fname = $qf.getName())
  #set ($eidx = $fname.length() - 2)
  #set ($tname = $fname.substring(0, $eidx))
  public void testCliDriver_$tname() throws Exception {
    try {
      System.out.println("Begin query: " + "$fname");
      qt.cliInit("$fname");
      int ecode = qt.executeClient("$fname");
      if (ecode != 0) {
        fail("Client Execution failed with error code = " + ecode);
      }
      if (SessionState.get() != null) {
        HiveHistoryViewer hv = new HiveHistoryViewer(SessionState.get()
          .getHiveHistory().getHistFileName());
        Map<String, QueryInfo> jobInfoMap = hv.getJobInfoMap();
        Map<String, TaskInfo> taskInfoMap = hv.getTaskInfoMap();

        if (jobInfoMap.size() != 0) {
          String cmd = (String)jobInfoMap.keySet().toArray()[0];
          QueryInfo ji = jobInfoMap.get(cmd);

          if (!ji.hm.get(Keys.QUERY_RET_CODE.name()).equals("0")) {
              fail("Wrong return code in hive history");
          }
        }
      }

      ecode = qt.checkCliDriverResults("$fname");
      if (ecode != 0) {
        fail("Client execution results failed with error code = " + ecode);
      }
    } catch (Throwable e) {
      System.out.println("Exception: " + e.getMessage());
      e.printStackTrace();
      System.out.flush();
      fail("Unexpected exception");
    }

    System.out.println("Done query: " + "$fname");
    assertTrue("Test passed", true);
  }

#end
}