import static org.junit.Assert.*;
import org.junit.Test;


public class SongCollectionTest
{
	@Test
	public void sizeOfNewCollectionIsZero()
	{
		SongCollection emptyCollection = new SongCollection();
		assertEquals(0, emptyCollection.size());
	}
	

	@Test	
	public void afterAddingOneSongTheSizeIsOne()
	{
		Song song = new Song();
		SongCollection collection = new SongCollection();
		collection.add(song);
		assertEquals(1, collection.size());
	}
}