/*******************************************************************************

"FreePastry" Peer-to-Peer Application Development Substrate

Copyright 2002-2007, Rice University. Copyright 2006-2007, Max Planck Institute 
for Software Systems.  All rights reserved.

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modification, are permitted provided that the following conditions are
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- Redistributions of source code must retain the above copyright
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Systems (MPI-SWS) nor the names of its contributors may be used to endorse or 
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This software is provided by RICE, MPI-SWS and the contributors on an "as is" 
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package rice.persistence.testing;

/*
 * @(#) StorageTest.java
 *
 * @author Ansley Post
 * @author Alan Mislove
 * 
 * @version $Id: Test.java 3524 2007-01-09 14:09:27Z jeffh $
 */
import java.util.*;

import rice.*;
import rice.environment.Environment;
import rice.persistence.*;

/**
 * This class is a class which tests the Storage class
 * in the rice.persistence package.
 */
public abstract class Test {

  protected static final String SUCCESS = "SUCCESS";
  protected static final String FAILURE = "FAILURE";

  protected static final int PAD_SIZE = 60;

  public abstract void start();

  protected Environment environment;
  
  public Test(Environment env) {
    environment = env; 
  }
  
  protected void sectionStart(String name) {
    System.out.println(name);
  }

  protected void sectionEnd() {
    System.out.println();
  }

  protected void stepStart(String name) {
    System.out.print(pad("  " + name));
  }

  protected void stepDone(String status) {
    System.out.println("[" + status + "]");
    if(status.equals(FAILURE))
       System.exit(0);
  }

  protected void stepDone(String status, String message) {
    System.out.println("[" + status + "]");
    System.out.println("    " + message);
    if(status.equals(FAILURE))
       System.exit(0);
  }

  protected void stepException(Exception e) {
    System.out.println();

    System.out.println("Exception " + e + " occurred during testing.");

    e.printStackTrace();
    System.exit(0);
  }

  private String pad(String start) {
    if (start.length() >= PAD_SIZE) {
      return start.substring(0, PAD_SIZE);
    } else {
      int spaceLength = PAD_SIZE - start.length();
      char[] spaces = new char[spaceLength];
      Arrays.fill(spaces, '.');

      return start.concat(new String(spaces));
    }
  }
}
