@Test
public void testEncode()
{

	String expected;
	String actual;
	actual = GeoHashExtensions.encode(53.5526394, 10.0067103);
	expected = "u1x0esywtr81";
	assertEquals(expected, actual);
	actual = GeoHashExtensions.encode(30.0, -90.0);
	expected = "9vrfxvrfxvrf";
	assertEquals(expected, actual);
	actual = GeoHashExtensions.encode(51.4797, -0.0124);
	expected = "gcpuzewfzp9u";
	assertEquals(expected, actual);
}