@Test
public void testGetDownloadUrl() {
assertEquals("North/North_30_60/N42E011.hgt", instance.getDownloadURL(42.940339, 11.953125));
assertEquals("North/North_30_60/N38W078.hgt", instance.getDownloadURL(38.548165, -77.167969));
assertEquals("North/North_0_29/N14W005.hgt", instance.getDownloadURL(14.116047, -4.277344));
assertEquals("South/S52W058.hgt", instance.getDownloadURL(-51.015725, -57.621094));
assertEquals("North/North_0_29/N24E120.hgt", instance.getDownloadURL(24.590108, 120.640625));
assertEquals("South/S42W063.hgt", instance.getDownloadURL(-41.015725, -62.949219));
}