@Test
 public void testGetWGS84() {
   double[] wgs84 = projection.getWGS84(5048831, 2073500);
   assertNotNull(wgs84);
   assertEquals(45.34559051337126, wgs84[0], 0.0);
   assertEquals(23.123399861475555, wgs84[1], 0.0);
 }
 @Test
 public void testGetRT90() {
   int[] rt90 = projection.getRT90(45.3456, 23.1234);
   assertNotNull(rt90);
   assertEquals(5048831, rt90[0]);
   assertEquals(2073500, rt90[1]);
 }