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package cgeo.geocaching.geopoint;
import android.test.AndroidTestCase;
import junit.framework.Assert;
public class GeopointTest extends AndroidTestCase {
public static void testCreation() {
final Geopoint gp = new Geopoint(48.2, 3.5);
Assert.assertEquals(48.2, gp.getLatitude(), 1e-8);
Assert.assertEquals(3.5, gp.getLongitude(), 1e-8);
}
public static void testCreationAtLimit() {
// No exception should be raised.
final Geopoint gp1 = new Geopoint(90.0, 10.0);
Assert.assertEquals(90, gp1.getLatitude(), 1e-8);
final Geopoint gp2 = new Geopoint(-90.0, 10.0);
Assert.assertEquals(-90, gp2.getLatitude(), 1e-8);
final Geopoint gp3 = new Geopoint(10.0, 180.0);
Assert.assertEquals(180, gp3.getLongitude(), 1e-8);
}
public static void testEqual() {
final Geopoint gp1 = new Geopoint(48.2, 2.31);
Assert.assertTrue(gp1.equals(gp1));
final Geopoint gp2 = new Geopoint(48.3, 2.31);
Assert.assertFalse(gp1.equals(gp2));
}
public static void testCreateE6() {
final Geopoint gp1 = new Geopoint(48.2, 2.34);
final Geopoint gp2 = new Geopoint(48200000, 2340000);
Assert.assertTrue(gp1.isEqualTo(gp2, 1e-6));
}
public static void testGetE6() {
final Geopoint gp = new Geopoint(41.2, -3.4);
Assert.assertEquals(41200000.0, gp.getLatitudeE6(), 1e-6);
Assert.assertEquals(-3400000.0, gp.getLongitudeE6(), 1e-6);
}
public static void testBearingDistance() {
final Geopoint gp1 = new Geopoint(-30.4, -1.2);
final Geopoint gp2 = new Geopoint(-30.1, -2.3);
final float d12 = gp1.distanceTo(gp2);
Assert.assertEquals(110.967995, d12, 1e-6);
Assert.assertEquals(d12, gp2.distanceTo(gp1), 1e-6);
// Bearing in both directions cannot be added, as this is
// the initial bearing of the path in both cases.
Assert.assertEquals(287.162, gp1.bearingTo(gp2), 1e-3);
Assert.assertEquals(107.715, gp2.bearingTo(gp1), 1e-3);
}
}
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