@Test
public void testMustRecalculateGeoCoding() {

    final ProductSubsetDef subsetDef = new ProductSubsetDef();
    Assert.assertFalse(ModisTiePointGeoCoding.mustRecalculateTiePointGrids(null));
    Assert.assertFalse(ModisTiePointGeoCoding.mustRecalculateTiePointGrids(subsetDef));
    subsetDef.setSubsetRegion(new PixelSubsetRegion(0, 3, 4, 5, 0));
    Assert.assertTrue(ModisTiePointGeoCoding.mustRecalculateTiePointGrids(subsetDef));
}