/* Copyright (c) 2005-2006 Ricebridge. All Rights Reserved.
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 * Ricebridge "Open Source API" policy; Ricebridge grants use of this
 * copyrighted work under the terms of a BSD-style license only. See
 * http://www.opensource.org/licenses/bsd-license.php for more
 * information.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 *  - Redistributions of source code must retain the above copyright
 *  notice, this list of conditions and the following disclaimer.
 *
 *  - Redistributions in binary form must reproduce the above
 *  copyright notice, this list of conditions and the following
 *  disclaimer in the documentation and/or other materials provided
 *  with the distribution.
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package com.ricebridge.csvman.test;


import com.ricebridge.csvman.*;

import org.jostraca.util.*;

import junit.framework.*;
import junit.textui.*;

import javax.swing.table.*;
import java.sql.ResultSet;
import java.util.*;
import java.io.*;


/** Test cases for {@link com.ricebridge.csvman.CsvManager#setEndLine}.
 *    <p>The <b><a href="EndLineTest.java.html">Source Code</a></b> of this Java class 
 *    is available under a <a href="http://www.opensource.org/licenses/bsd-license.php">BSD-style license</a>.</p>
 */
public class EndLineTest extends TestCase {

  // standard test methods
  
  public EndLineTest( String pName ) {
    super( pName );
  }

  public static TestSuite suite() {
    return new TestSuite( EndLineTest.class );
  }

  public static void main( String[] pArgs ) throws Exception {
    TestRunner.run( suite() );
  }

  public void testLargeFileEndLine() throws Exception {
    CsvManager cm = new CsvManager();
    cm.setEndLine( 10 );
    Date start = new Date();
    List lines = cm.loadAsLists( TestUtil.getTextCsvFile("p100000") );
    Date end   = new Date();
    assertEquals( 10, lines.size() );
    //System.out.println( (end.getTime() - start.getTime()) );

    // NOTE: if this test fails, do not ignore it. It probably indicates that the endline
    // setting is not working and the entire file is being read. 
    // test with p100000
    assertTrue( (end.getTime() - start.getTime()) < 200 );
  }


  public void manual_testEndLineBatch() throws Exception {
    Runtime runtime    = Runtime.getRuntime();
    int     numrepeats = 11111;

    PrintWriter writer = new PrintWriter( new FileWriter( "measure-endline.csv" ) );
    writer.println( "Test,EndLine,Mem,TimeMillis");

    for( int rI = 0; rI < numrepeats; rI++ ) {
      int endline = 1 + (int) Math.round(99.0*Math.random());
      CsvManager cm = new CsvManager();   
      cm.setEndLine( endline );
      Date start = new Date();
      List lines = cm.loadAsLists( TestUtil.getTextCsvFile("p100") );
      Date end   = new Date();
      assertEquals( endline, lines.size() );
      double usedmem = (runtime.totalMemory() - runtime.freeMemory())/1000.0;
      writer.println( rI+","+endline+","+usedmem+","+(end.getTime()-start.getTime()));
    }

    writer.close();

  }

}





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Wednesday, June 20 2007 at 22:16