package playground;
import static org.junit.Assert.assertTrue;
import java.awt.Color;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;
import gameobjects.EgoObject;
import gameobjects.GameObject;
import gameobjects.RectObject;
/**
* Tests {@link SpaceInvadersLevel} for
*
* - calcEnemySpeedX() returns the same value as constant SpaceInvadersLevel.ENEMYSPEEDX
*
- calcEnemySpeedY() returns the same value as constant SpaceInvadersLevel.ENEMYSPEEDY
*
- calcNrEnemies() returns the same value as constant SpaceInvadersLevel.NR_ENEMIES
*
- actionIfEnemyIsHit() adds 200 points to score
*
- actionIfEgoObjectIsHit() reduces number of lives (egoLives)
*
* @author jkonert
*
*/
class SpaceInvadersLevelTest {
private static SpaceInvadersLevel myLevel;
@BeforeAll
static void setUpBeforeClass() throws Exception {
myLevel = new SpaceInvadersLevel();
SpaceInvadersLevel.setGlobalFlag("egoLives", 5);
SpaceInvadersLevel.setGlobalFlag("points", 500);
SpaceInvadersLevel.setGlobalFlag("highscore", 5000);
}
@AfterAll
static void tearDownAfterClass() throws Exception {
// nothing
}
@Test
void testCalcEnemySpeedX() {
assertTrue("EnemySpeedX is as in SpaceInvadersLevel defined", myLevel.calcEnemySpeedX() == SpaceInvadersLevel.ENEMYSPEEDX);
}
@Test
void testCalcEnemySpeedY() {
assertTrue("EnemySpeedY is as in SpaceInvadersLevel defined", myLevel.calcEnemySpeedY() == SpaceInvadersLevel.ENEMYSPEEDY);
}
@Test
void testCalcNrEnemies() {
assertTrue("NrOfEnemies is as in SpaceInvadersLevel defined", myLevel.calcNrEnemies() == SpaceInvadersLevel.NR_ENEMIES);
}
@Test
void testActionIfEnemyIsHitPointsUp() {
Integer numPointsBefore = (Integer)Playground.getGlobalFlag("points");
GameObject dummyShot = new RectObject("shot1", myLevel, 0,0,0,0, 12, 12, Color.WHITE);
GameObject dummyEnemy = new RectObject("ego1", myLevel, 0,0,0,0, 12, 12, Color.BLACK);
myLevel.addObject(dummyShot);
myLevel.addObject(dummyEnemy);
myLevel.actionIfEnemyIsHit(dummyEnemy, dummyShot);; // this is the call under test
Integer numPointsAfter = (Integer)Playground.getGlobalFlag("points"); // changed?
assertTrue("numPoints is up +200 after EnemyIsHit", numPointsAfter == numPointsBefore + 200); // points are set +200 , check.
}
@Test
void testActionIfEgoObjectIsHitLivesDown() {
Integer numLivesBefore = (Integer)Playground.getGlobalFlag("egoLives");
GameObject dummyShot = new RectObject("shot1", myLevel, 0,0,0,0, 12, 12, Color.RED);
GameObject dummyEgo = new EgoObject("ego1", myLevel, 0,0,0,0, 5);
myLevel.addObject(dummyShot);
myLevel.actionIfEgoObjectIsHit(dummyShot, dummyEgo); // this is the call under test
Integer numLivesAfter = (Integer)Playground.getGlobalFlag("egoLives"); // changed?
assertTrue("numLives is reduced by one ifEgoIsHit", numLivesAfter == numLivesBefore - 1); // lives is reduced by one
}
}