public class TestView {
@AfterClass
public static void afterTest() {
Ents.clear();
}
public static final Component<Vector> POSITION = Ents.newComponent("position", new Vector());
public static final View SPRITE_VIEW = Ents.newView("sprite-view");
public static final Template SPRITE =
Ents.newTemplate("sprite", new ComponentSet(POSITION), new ControllerSet(), SPRITE_VIEW);
@Test
public void testDraw() {
final AtomicInteger DRAW_COUNTER = new AtomicInteger();
Ents.setViewDefault(
SPRITE_VIEW,
new RendererSingle() {
public void begin(Entity entity, Object drawState) {
DRAW_COUNTER.incrementAndGet();
}
});
Entity e = new Entity(SPRITE);
assertEquals(0, DRAW_COUNTER.get());
e.draw(null);
assertEquals(1, DRAW_COUNTER.get());
}
}
@Test
public void testDraw() {
final AtomicInteger DRAW_COUNTER = new AtomicInteger();
Ents.setViewDefault(
SPRITE_VIEW,
new RendererSingle() {
public void begin(Entity entity, Object drawState) {
DRAW_COUNTER.incrementAndGet();
}
});
Entity e = new Entity(SPRITE);
assertEquals(0, DRAW_COUNTER.get());
e.draw(null);
assertEquals(1, DRAW_COUNTER.get());
}
@AfterClass
public static void afterTest() {
Ents.clear();
}
public class TestEntity {
public static final float EPSILON = 0.000001f;
@AfterClass
public static void afterTest() {
Ents.clear();
}
// @formatter:off
static DynamicValue<FloatVal> DYNAMIC_CENTER =
new DynamicValue<FloatVal>() {
public FloatVal get(Entity e) {
return take(e, new FloatVal());
}
public void set(Entity e, FloatVal value) {
FloatVal r = e.get(RIGHT);
FloatVal l = e.get(LEFT);
float halfwidth = (r.v - l.v) * 0.5f;
r.v = value.v + halfwidth;
l.v = value.v - halfwidth;
}
public FloatVal take(Entity e, FloatVal target) {
FloatVal r = e.get(RIGHT);
FloatVal l = e.get(LEFT);
target.v = (l.v + r.v) * 0.5f;
return target;
}
};
static Control CONTROL_MOTION =
new Control() {
public void update(Entity e, Object updateState) {
float dt = (Float) updateState;
float dist = e.get(SPEED).v * dt;
e.get(LEFT).v += dist;
e.get(RIGHT).v += dist;
}
};
static Control CONTROL_UPDATES =
new Control() {
public void update(Entity e, Object updateState) {
e.get(UPDATE_COUNT).v++;
}
};
static Renderer RENDERER_EXTENT =
new RendererSingle() {
public void begin(Entity e, Object drawState) {
String graphics = drawState.toString();
System.out.println(
"Drawing extent at {" + e.get(LEFT) + "->" + e.get(RIGHT) + "} with " + graphics);
}
};
static Renderer RENDERER_DRAWS =
new RendererSingle() {
public void begin(Entity e, Object drawState) {
e.get(DRAW_COUNT).v++;
}
};
static Component<FloatVal> LEFT = Ents.newComponent("left", new FloatVal());
static Component<FloatVal> RIGHT = Ents.newComponent("right", new FloatVal());
static Component<FloatVal> SPEED = Ents.newComponent("speed", new FloatVal());
static Component<FloatVal> CENTER = Ents.newComponentDynamic("center", DYNAMIC_CENTER);
static Controller MOTION = Ents.newController("motion", CONTROL_MOTION);
static Controller NETWORKING = Ents.newController("networking");
static View EXTENT_VIEW = Ents.newView("extent-view", RENDERER_EXTENT);
static Template EXTENT =
Ents.newTemplate(
"extent", new ComponentSet(LEFT, RIGHT, CENTER), new ControllerSet(MOTION), EXTENT_VIEW);
static Component<IntVal> DRAW_COUNT = Ents.newComponent("draw-count", new IntVal());
static View DRAWS_VIEW = Ents.newView("draws-view", RENDERER_DRAWS);
static Template DRAWS =
Ents.newTemplate("draws", new ComponentSet(DRAW_COUNT), ControllerSet.NONE, DRAWS_VIEW);
static Component<IntVal> UPDATE_COUNT = Ents.newComponent("update-count", new IntVal());
static Controller UPDATES_CONTROL = Ents.newController("updates-control", CONTROL_UPDATES);
static Template UPDATES =
Ents.newTemplate(
"updates", new ComponentSet(UPDATE_COUNT), new ControllerSet(UPDATES_CONTROL));
// @formatter:on
@Test
public void testConstructor() {
Entity e = new Entity(EXTENT);
assertTrue(e.isVisible());
assertTrue(e.isEnabled());
assertFalse(e.isExpired());
assertFalse(e.isCustom());
assertTrue(e.has(LEFT));
assertTrue(e.has(RIGHT));
assertTrue(e.has(CENTER));
assertFalse(e.has(SPEED));
assertTrue(e.has(MOTION));
assertTrue(e.has(EXTENT_VIEW));
e.delete();
}
@Test
public void testCustomEntity() {
Entity e = new Entity();
assertTrue(e.isCustom());
assertFalse(e.has(LEFT));
e.add(LEFT);
assertTrue(e.has(LEFT));
e.get(LEFT).v = 3.0f;
assertEquals(3.0f, e.get(LEFT).v, EPSILON);
e.delete();
}
@Test
public void testCustomEntityDefined() {
Entity e = new Entity(LEFT);
assertTrue(e.has(LEFT));
assertFalse(e.has(RIGHT));
assertFalse(e.has(MOTION));
e.delete();
}
@Test
public void testToString() {
// Non-custom
Entity e0 = new Entity(EXTENT);
e0.get(LEFT).v = 3.0f;
e0.get(RIGHT).v = 5.5f;
assertEquals("[left=3.0,right=5.5,center=4.25]", e0.toString());
// Custom empty
Entity e1 = new Entity();
assertEquals("[]", e1.toString());
// Custom non-empty
Entity e2 = new Entity(LEFT);
e2.get(LEFT).v = 2.0f;
assertEquals("[left=2.0]", e2.toString());
// Custom from template
Entity e3 = new Entity(EXTENT);
e3.get(LEFT).v = 3.0f;
e3.get(RIGHT).v = 5.5f;
e3.grab(SPEED).v = -1.0f;
assertEquals("[left=3.0,right=5.5,center=4.25,speed=-1.0]", e3.toString());
e0.delete();
e1.delete();
e2.delete();
e3.delete();
}
@Test
public void testGet() {
Entity e = new Entity(EXTENT);
FloatVal left = e.get(LEFT);
FloatVal right = e.get(RIGHT);
left.v = 3.0f;
right.v = 5.5f;
assertSame(left, e.get(LEFT));
assertSame(right, e.get(RIGHT));
assertEquals(3.0f, e.get(LEFT).v, EPSILON);
assertEquals(5.5f, e.get(RIGHT).v, EPSILON);
e.delete();
}
@Test
public void testDynamic() {
Entity e = new Entity(EXTENT);
e.get(LEFT).v = 2.0f;
e.get(RIGHT).v = 3.0f;
FloatVal center = e.get(CENTER);
assertEquals(2.5f, center.v, EPSILON);
e.delete();
}
@Test
public void testGetSafe() {
Entity e = new Entity(EXTENT);
assertFalse(e.has(SPEED));
FloatVal speed0 = e.gets(SPEED);
assertNull(speed0);
FloatVal speed1 = e.gets(SPEED, new FloatVal(Float.NaN));
assertNotNull(speed1);
assertTrue(Float.isNaN(speed1.v));
e.delete();
}
@Test
public void testTake() {
final FloatVal left = new FloatVal(0.0f);
final FloatVal right = new FloatVal(0.0f);
Entity e = new Entity(LEFT);
e.get(LEFT).v = 2.0f;
FloatVal leftTaken = e.takes(LEFT, left);
assertSame(left, leftTaken);
assertNotSame(left, e.gets(LEFT));
assertEquals(2.0f, left.v, EPSILON);
FloatVal rightTaken = e.takes(RIGHT, right);
assertNull(rightTaken);
assertNotSame(right, e.gets(RIGHT));
assertEquals(0.0f, right.v, EPSILON);
e.delete();
}
@Test
public void testHasComponents() {
Entity e = new Entity(EXTENT);
assertTrue(e.has(LEFT));
assertTrue(e.has(RIGHT));
assertTrue(e.has(CENTER));
assertFalse(e.has(SPEED));
assertTrue(e.has(LEFT, RIGHT, CENTER));
assertFalse(e.has(LEFT, RIGHT, CENTER, SPEED));
e.delete();
}
@Test
public void testHasController() {
Entity e = new Entity(EXTENT);
assertTrue(e.has(MOTION));
assertFalse(e.has(NETWORKING));
assertFalse(e.has(MOTION, NETWORKING));
e.delete();
}
@Test
public void testAdd() {
Entity e = new Entity(new ComponentSet(LEFT), new ControllerSet(MOTION));
assertTrue(e.has(LEFT));
assertFalse(e.has(RIGHT));
e.get(LEFT).v = 2.0f;
e.add(RIGHT);
assertTrue(e.has(RIGHT));
e.get(RIGHT).v = 3.4f;
assertEquals(2.0f, e.get(LEFT).v, EPSILON);
assertEquals(3.4f, e.get(RIGHT).v, EPSILON);
assertTrue(e.isCustom());
e.add(LEFT);
e.add(RIGHT);
e.add(SPEED);
e.get(SPEED).v = 3.0f;
assertEquals(3.0f, e.get(SPEED).v, EPSILON);
e.delete();
}
@Test
public void testExpireAndDelete() {
assertEquals(0, EXTENT.getInstances());
Entity e = new Entity(EXTENT);
assertEquals(1, EXTENT.getInstances());
assertFalse(e.isExpired());
assertNotNull(e.getTemplate());
assertNotNull(e.getRenderer());
e.expire();
assertTrue(e.isExpired());
assertNotNull(e.getTemplate());
assertNotNull(e.getRenderer());
e.delete();
assertNull(e.getTemplate());
assertNull(e.getRenderer());
assertEquals(0, EXTENT.getInstances());
e.delete();
assertTrue(e.isExpired());
assertNull(e.getTemplate());
assertNull(e.getRenderer());
assertEquals(0, EXTENT.getInstances());
}
@Test
public void testVisible() {
Entity e = new Entity(EXTENT);
assertTrue(e.isVisible());
e.hide();
assertFalse(e.isVisible());
e.show();
assertTrue(e.isVisible());
e.delete();
}
@Test
public void testVisibleDraw() {
Entity e = new Entity(DRAWS);
assertEquals(0, e.get(DRAW_COUNT).v);
e.draw(null);
assertEquals(1, e.get(DRAW_COUNT).v);
e.hide();
e.draw(null);
assertEquals(1, e.get(DRAW_COUNT).v);
e.show();
e.draw(null);
assertEquals(2, e.get(DRAW_COUNT).v);
e.delete();
}
@Test
public void testSetView() {
Entity e = new Entity(DRAWS);
assertTrue(e.hasView());
assertTrue(e.hasRenderer());
assertSame(DRAWS_VIEW, e.getView());
assertFalse(e.isCustom());
e.setView(null);
assertTrue(e.isCustom());
assertFalse(e.hasView());
assertFalse(e.hasRenderer());
assertNull(e.getView());
assertNull(e.getRenderer());
e.delete();
}
@Test
public void testSetRenderer() {
Entity e = new Entity();
assertTrue(e.isCustom());
assertFalse(e.hasRenderer());
assertNull(e.getRenderer());
final AtomicBoolean flagCreated = new AtomicBoolean(false);
final AtomicBoolean flagDestroyed = new AtomicBoolean(false);
e.setRenderer(
new RendererSingle() {
public Renderer create(Entity e) {
flagCreated.set(true);
return this;
}
public void destroy(Entity e) {
flagDestroyed.set(true);
}
public void begin(Entity e, Object drawState) {}
});
assertTrue(flagCreated.get());
assertFalse(flagDestroyed.get());
assertTrue(e.hasRenderer());
e.setRenderer(null);
assertFalse(e.hasRenderer());
assertNull(e.getRenderer());
assertTrue(flagDestroyed.get());
e.delete();
}
@Test
public void testEnabled() {
Entity e = new Entity(EXTENT);
assertTrue(e.isEnabled());
e.disable();
assertFalse(e.isEnabled());
e.enable();
assertTrue(e.isEnabled());
e.delete();
}
@Test
public void testEnabledUpdate() {
Entity e = new Entity(UPDATES);
assertEquals(0, e.get(UPDATE_COUNT).v);
e.update(null);
assertEquals(1, e.get(UPDATE_COUNT).v);
e.disable();
e.update(null);
assertEquals(1, e.get(UPDATE_COUNT).v);
e.enable();
e.update(null);
assertEquals(2, e.get(UPDATE_COUNT).v);
e.delete();
}
@Test
public void testControllerEnabled() {
Entity e = new Entity(UPDATES);
assertEquals(0, e.get(UPDATE_COUNT).v);
assertTrue(e.isControllerEnabled(UPDATES_CONTROL));
e.update(null);
assertEquals(1, e.get(UPDATE_COUNT).v);
e.disable(UPDATES_CONTROL);
assertFalse(e.isControllerEnabled(UPDATES_CONTROL));
e.update(null);
assertEquals(1, e.get(UPDATE_COUNT).v);
e.enable(UPDATES_CONTROL);
e.update(null);
assertTrue(e.isControllerEnabled(UPDATES_CONTROL));
assertEquals(2, e.get(UPDATE_COUNT).v);
e.delete();
}
@Test
public void testAddController() {
Entity e = new Entity(UPDATE_COUNT);
assertFalse(e.has(UPDATES_CONTROL));
assertEquals(0, e.get(UPDATE_COUNT).v);
e.update(null);
assertEquals(0, e.get(UPDATE_COUNT).v);
e.add(UPDATES_CONTROL);
assertTrue(e.has(UPDATES_CONTROL));
assertTrue(e.isControllerEnabled(UPDATES_CONTROL));
e.update(null);
assertEquals(1, e.get(UPDATE_COUNT).v);
e.delete();
}
@Test
public void testCloneDeep() {
Entity e0 = new Entity(EXTENT);
e0.get(LEFT).v = 2.0f;
e0.get(RIGHT).v = 3.7f;
e0.hide();
Entity e1 = e0.clone(true);
assertSame(e0.getTemplate(), e1.getTemplate());
assertNotSame(e0.get(LEFT), e1.get(LEFT));
assertNotSame(e0.get(RIGHT), e1.get(RIGHT));
assertFalse(e1.isVisible());
assertEquals(2.0f, e1.get(LEFT).v, EPSILON);
assertEquals(3.7f, e1.get(RIGHT).v, EPSILON);
assertEquals(e0, e1);
e1.delete();
e0.delete();
}
@Test
public void testCloneShallow() {
Entity e0 = new Entity(EXTENT);
e0.get(LEFT).v = 2.0f;
e0.get(RIGHT).v = 3.7f;
e0.hide();
Entity e1 = e0.clone(false);
assertSame(e0.getTemplate(), e1.getTemplate());
assertSame(e0.get(LEFT), e1.get(LEFT));
assertSame(e0.get(RIGHT), e1.get(RIGHT));
assertFalse(e1.isVisible());
assertEquals(2.0f, e1.get(LEFT).v, EPSILON);
assertEquals(3.7f, e1.get(RIGHT).v, EPSILON);
assertEquals(e0, e1);
e1.delete();
e0.delete();
}
}