@Test
public void testGetClasses() throws Exception {

    Class[] expectedClasses = new Class[]{String.class, Integer.class, Float.class};
    Object[] objects = new Object[]{"florent", Integer.valueOf(1), Float.valueOf(2.0f)};
    Class[] outClasses = CarpaccioHelper.getClasses(objects);
    assertArrayEquals(expectedClasses, outClasses);
}