@Test
public void testEquals() throws Exception {

    assertTrue(GridDef.createGlobal(0.05).equals(GridDef.createGlobal(0.05)));
    assertFalse(GridDef.createGlobal(0.04).equals(GridDef.createGlobal(0.05)));
    assertTrue(GridDef.createGlobal(3600, 1800).equals(GridDef.createGlobal(3600, 1800)));
    assertFalse(GridDef.createGlobal(3600, 1800).equals(GridDef.createGlobal(3600, 1801)));
}