@Test public void testGetCandidateSolutions() { Vector v1 = Vector.of(1.0, 2.0, 3.0); Vector v2 = Vector.of(4.0, 5.0, 6.0); Particle p1 = new StandardParticle(); Particle p2 = new StandardParticle(); p1.setCandidateSolution(v1); p2.setCandidateSolution(v2); List<Vector> list = Entities.<Vector>getCandidateSolutions(Arrays.asList(p1, p2)); assertEquals(v1, list.get(0)); assertEquals(v2, list.get(1)); }