@Test
public void testGetAtomColor() {

    RasmolColors colors = new RasmolColors();
    Assert.assertNotNull(colors);
    IAtom sulfur = new Atom("S");
    Assert.assertEquals(new Color(255, 200, 50), colors.getAtomColor(sulfur));
    IAtom helium = new Atom("He");
    Assert.assertEquals(new Color(255, 192, 203), colors.getAtomColor(helium));
}