ZCW-BasicComputations-BlueJ/ShortCalculatorTest.java

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

/**
 * The test class ShortCalculatorTest.
 *
 * @author  (your name)
 * @version (a version number or a date)
 */
public class ShortCalculatorTest
{
    /**
     * Default constructor for test class ShortCalculatorTest
     */
    ShortCalculator shortCalculator;
    public ShortCalculatorTest()
    {  shortCalculator = new ShortCalculator();
    }

    /**
     * Sets up the test fixture.
     *
     * Called before every test case method.
     */
    @Before
    public void setUp()
    {shortCalculator = new ShortCalculator();
    }

    /**
     * Tears down the test fixture.
     *
     * Called after every test case method.
     */
    @After
    public void tearDown()
    {
    }

    @Test
    public void add(){
        //:Given
        short expected = 4;

        //:When
        short actual = shortCalculator.add((short) 2,(short) 2);


        //:Then
        assertEquals( expected, actual);

    }
    @Test
    public void subtract(){
        //Given
        short expected = 4;

        //When
        short actual = shortCalculator.subtract((short) 10, (short) 6);

        //Then
        assertEquals( expected, actual);

    }

    @Test
    public void multiply(){
        //Given
        short expected = 40;
        //When
        short actual = shortCalculator.multiply((short) 10, (short) 4);
        //Then
        assertEquals( expected, actual);

    }

    @Test
    public void divide(){
        //Given
        short expected = 10;
        //When
        short actual = shortCalculator.divide((short) 40, (short) 4);
        //Then
        assertEquals( expected, actual);
    }
}