ToString with assertEquals

public class OldMeasureTest extends junit.framework.TestCase
{             
    private Transform mTransfor1;
    private Measure mMeasure1;
    private Measure mMeasure2;
    private Measure mMeasure3;
    private Measure mMeasure4;
    
    private int mMetre, mDeciMetre; 
    
    public OldMeasureTest()
    {
    }

    
    protected void setUp()
    {
        mTransfor1 = new Transform();
        mMeasure1 = new Measure("tum", 2.47);
        mMeasure2 = new Measure("tvärhand", (4 * mMeasure1.getLength()));
        mMeasure3 = new Measure("fot", 29.7);
        mMeasure4 = new Measure("aln", 59.4);
        mMetre = 100;
        mDeciMetre = 10;

    }
    
       protected void tearDown()
    {
    }
    
        public void testConvertToCentimetre()
    {
        assertEquals(7.41, mTransfor1.convertToCentimetre(3, mMeasure1));
        assertEquals(39.52, mTransfor1.convertToCentimetre(4, mMeasure2));
    }
    
     
   
    public void testConvertFromCentimetre()
	{
		assertEquals(3.367003367003367, mTransfor1.convertFromCentimetre(mMetre, mMeasure3));
		assertEquals(0.16835016835016836, mTransfor1.convertFromCentimetre(mDeciMetre, mMeasure4));
	}
	
		public void testGetDescription()
	{
		assertEquals("tvärhand", mMeasure2.getDescription());
		assertEquals("fot", mMeasure3.getDescription());
	}
	 
	    
	public void testGetLength()
	{
		assertEquals(2.47, mMeasure1.getLength());
		assertEquals(59.4, mMeasure4.getLength());
		assertEquals(mMetre, (mDeciMetre *10));
	}
	
		public void testToString()
	{
		assertEquals("En aln är 59.4 centimeter.", mMeasure4.toString());
		assertEquals("En tvärhand är 9.88 centimeter.", mMeasure2.toString());
	}
}


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/**
 * Write a description of class Measure here.
 * 
 * @author (your name) 
 * @version (a version number or a date)
 */
public class Measure
{
    // instance variables - replace the example below with your own
    private double length;
    private String description;

    /**
     * Constructor for objects of class Measure
     */
    public Measure()
    {
        // initialise instance variables
       this.length = 0f;
    }
    
    public  Measure(String description, double length)
    {
        this.length = length;
        this.description = description;
    }

   
    public double getLength()
    {
        return length;
    }
    
    public String getDescription()
    {
        return description;
    }
    
    public String ToString()
	{	    
	    Transform t = new Transform();
	    return "En " +getDescription() +" är " +t.convertToCentimetre(length, this) +" centimeter"; 
	    
	}
    
}

--------------------------------------------------

/**
 * Write a description of class Transform here.
 * 
 * @author (your name) 
 * @version (a version number or a date)
 */
public class Transform
{
    // instance variables - replace the example below with your own
    private int x;

    /**
     * Constructor for objects of class Transform
     */
    public Transform()
    {
        // initialise instance variables
        x = 0;
    }

       
    public double convertToCentimetre(int input, Measure measure)
    {        
       return (double) input * measure.getLength();       
    }
    
    public double convertFromCentimetre(int cm, Measure measure)
    {
        
       return (double) cm / measure.getLength();
    }
    
}

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