SpeedResistancePowerMapperTest.java

package org.cowboycoders.turbotrainers.bushido.brake;

import org.junit.Test;

import static org.junit.Assert.assertEquals;

/**
 *
 */

/**
 * @author doug
 *
 *         Basic test of polynomial speed-resistance map using some known values
 */
public class SpeedResistancePowerMapperTest {

  //Container for brake data
  private final BrakeModel dataModel = new TargetSlopeModel();
  private final SpeedResistanceMapper speedResistanceMapper = new SpeedResistanceMapper();

  /**
   * Test method for
   * {@link org.cowboycoders.turbotrainers.bushido.brake.SpeedResistanceMapper#getBrakeResistanceFromPolynomialFit()}.
   */
  @Test
  public void testGetBrakeResistanceFromPolynomialFit() {

    this.speedResistanceMapper.start(dataModel);
    dataModel.setVirtualSpeed(46);
    dataModel.setSlope(0.0);
    dataModel.setTotalWeight(70);
    double resistance = speedResistanceMapper.getBrakeResistanceFromPolynomialFit();
    assertEquals(27.6, resistance, 10);

    dataModel.setVirtualSpeed(0);
    dataModel.setSlope(0.0);
    dataModel.setTotalWeight(70);
    resistance = speedResistanceMapper.getBrakeResistanceFromPolynomialFit();
    assertEquals(30, resistance, 10);

    dataModel.setVirtualSpeed(60);
    dataModel.setSlope(20.0);
    dataModel.setTotalWeight(70);
    resistance = speedResistanceMapper.getBrakeResistanceFromPolynomialFit();
    assertEquals(1546, resistance, 10);

  }

}