CalculationUtilsTest.java

package de.saring.util.unitcalc;

import org.junit.Test;

import static org.junit.Assert.assertEquals;

/**
 * This class contains all unit tests for the CalculationUtils class.
 *
 * @author Stefan Saring
 */
public class CalculationUtilsTest {

    /**
     * Tests the appropriate method.
     */
    @Test
    public void testCalculateDistance() {
        assertEquals(0f, CalculationUtils.calculateDistance(0, 0), 0f);
        assertEquals(20f, CalculationUtils.calculateDistance(20, 3600), 0.01f);
        assertEquals(49.165054f, CalculationUtils.calculateDistance((float) 35.3, 5014), 0.0001f);
    }

    /**
     * Tests the appropriate method.
     */
    @Test
    public void testCalculateAvgSpeed() {
        assertEquals(Float.NaN, CalculationUtils.calculateAvgSpeed(0, 0), 0f);
        assertEquals(20f, CalculationUtils.calculateAvgSpeed(20, 3600), 0.01f);
        assertEquals(35.3f, CalculationUtils.calculateAvgSpeed((float) 49.165054, 5014), 0.00001f);
    }

    /**
     * Tests the appropriate method.
     */
    @Test
    public void testCalculateDuration() {
        assertEquals(0, CalculationUtils.calculateDuration(0, 0));
        assertEquals(3600, CalculationUtils.calculateDuration(20, 20));
        assertEquals(5017, CalculationUtils.calculateDuration((float) 49.2, (float) 35.3));
    }
}