Android Open Source - AudioBook Book Creator Test

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Java Source Code

/**
 *  This work is licensed under the Creative Commons Attribution-NonCommercial-
 *  NoDerivs 3.0 Unported License. To view a copy of this license, visit
 *  http://creativecommons.org/licenses/by-nc-nd/3.0/ or send a letter to 
 *  Creative Commons, 444 Castro Street, Suite 900, Mountain View, California, 
 *  94041, USA./*from   w ww.  j a  v a2  s .  c o m*/
 * 
 *  Use of this work is permitted only in accordance with license rights granted.
 *  Materials provided "AS IS"; no representations or warranties provided.
 * 
 *  Copyright ? 2012 Marcus Parkkinen, Aki K?kel?, Fredrik ?hs.
 **/

package edu.chalmers.dat255.audiobookplayer.util;

import java.util.ArrayList;
import java.util.List;

import junit.framework.TestCase;
import android.os.Environment;
import android.util.Log;
import edu.chalmers.dat255.audiobookplayer.model.Bookshelf;

/**
 * JUnit test for BookCreator class.
 * 
 * @author Marcus Parkkinen, Aki K?kel?
 * 
 *         NOTE: in order for the test to pass, a valid path to an audio track
 *         on the device must be specified in VALID_PATH.
 * 
 */
public class BookCreatorTest extends TestCase {
  /**
   * NOTE:
   * 
   * MUST BE VALID IN ORDER FOR TESTS TO PASS
   * 
   */
  private static final String FILE_NAME = "/audiobooks/huckleberry finn/huck_finn_chap01-text.mp3";
  /**
   * NOTE:
   * 
   * MUST BE VALID IN ORDER FOR TESTS TO PASS
   * 
   */
  private static final String VALID_PATH = Environment
      .getExternalStorageDirectory().getPath() + FILE_NAME;

  private static final int NUMBER_OF_TRACKS = 125;
  private final BookCreator bc = BookCreator.getInstance();
  private final Bookshelf bs = new Bookshelf();
  private List<String> paths;

  /*
   * (non-Javadoc)
   * 
   * @see junit.framework.TestCase#setUp()
   */
  @Override
  protected void setUp() {
    try {
      super.setUp();
    } catch (Exception e) {
      // catch exceptions from super.setUp() and fail
      fail("setUp failed + " + e.getMessage());
    }

    // Set the bookcreator to use the dummy bookshelf
    bc.setBookshelf(bs);

    // Populate the list with valid paths
    paths = new ArrayList<String>();
    for (int i = 0; i < NUMBER_OF_TRACKS; i++) {
      paths.add(VALID_PATH);
    }
  }

  /**
   * Tests the singleton getInstance method.
   */
  public void testSingleton() {
    // We should always get the same instance
    assertEquals(bc, BookCreator.getInstance());
  }

  /**
   * Tests creating a book.
   */
  public void testCreateBook() {
    Log.d("FAILURE", "##### testCreateBook #####");
    // Try creating a book with a valid path
    if (bc.createBookToBookshelf(paths, "Testbook", "Tester")) {
      // Assert that all tracks that were provided were
      // added to the book
      assertEquals(paths.size(), bs.getBookAt(0).getTrackPaths().size());

      Log.d("FAILURE", "----------");

      // Also assert that the paths are correct
      assertEquals(paths, bs.getBookAt(0).getTrackPaths());
    }

  }
}

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