java-design-patterns/double-dispatch/src/test/java/com/iluwatar/doubledispatch/FlamingAsteroidTest.java

package com.iluwatar.doubledispatch;

import org.junit.Test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

/**
 * Date: 12/10/15 - 11:31 PM
 *
 * @author Jeroen Meulemeester
 */
public class FlamingAsteroidTest extends CollisionTest<FlamingAsteroid> {

  @Override
  final FlamingAsteroid getTestedObject() {
    return new FlamingAsteroid(1, 2, 3, 4);
  }

  /**
   * Test the constructor parameters
   */
  @Test
  public void testConstructor() {
    final FlamingAsteroid asteroid = new FlamingAsteroid(1, 2, 3, 4);
    assertEquals(1, asteroid.getLeft());
    assertEquals(2, asteroid.getTop());
    assertEquals(3, asteroid.getRight());
    assertEquals(4, asteroid.getBottom());
    assertTrue(asteroid.isOnFire());
    assertFalse(asteroid.isDamaged());
    assertEquals("FlamingAsteroid at [1,2,3,4] damaged=false onFire=true", asteroid.toString());
  }

  /**
   * Test what happens we collide with an asteroid
   */
  @Test
  public void testCollideFlamingAsteroid() {
    testCollision(
        new FlamingAsteroid(1, 2, 3, 4),
        false, true,
        false, true,
        "FlamingAsteroid hits FlamingAsteroid."
    );
  }

  /**
   * Test what happens we collide with an meteoroid
   */
  @Test
  public void testCollideMeteoroid() {
    testCollision(
        new Meteoroid(1, 1, 3, 4),
        false, false,
        false, true,
        "FlamingAsteroid hits Meteoroid."
    );
  }

  /**
   * Test what happens we collide with ISS
   */
  @Test
  public void testCollideSpaceStationIss() {
    testCollision(
        new SpaceStationIss(1, 1, 3, 4),
        true, true,
        false, true,
        "FlamingAsteroid hits SpaceStationIss. SpaceStationIss is damaged! SpaceStationIss is set on fire!"
    );
  }

  /**
   * Test what happens we collide with MIR
   */
  @Test
  public void testCollideSpaceStationMir() {
    testCollision(
        new SpaceStationMir(1, 1, 3, 4),
        true, true,
        false, true,
        "FlamingAsteroid hits SpaceStationMir. SpaceStationMir is damaged! SpaceStationMir is set on fire!"
    );
  }

}