def test_checkCollisions_emptyCollisionsListWhenOtherEntityXPosEqualsSpriteSize(self):
entityToTest, otherEntity = Entity(), Entity()
otherEntity.x += SPRITE_SIZE
entities.append(otherEntity)
entityToTest.check_collisions()
self.assertFalse(collisions)
def test_checkCollisions_entityDoesNotCollideWithSelf(self):
entityToTest = Entity()
entities.append(entityToTest)
entityToTest.check_collisions()
self.assertFalse(collisions)
def test_checkCollisions_oneCollisionDetectedWhenOtherEntityXPosLessThanSpriteSize(self):
entityToTest, otherEntity = Entity(), Entity()
otherEntity.x += SPRITE_SIZE-1
entities.append(otherEntity)
entityToTest.check_collisions()
self.assertListEqual(collisions, [(entityToTest, otherEntity)])
def test_checkCollisions_collisionsListContainsCollidedEntities(self):
entityToTest = Entity()
entityCollidedWith = Entity()
entities.append(entityCollidedWith)
entityToTest.check_collisions()
self.assertListEqual(collisions, [(entityToTest, entityCollidedWith)])