/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.lucene.spatial3d.geom;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
/**
* Test basic plane functionality.
*/
public class GeoModelTest {
protected final static PlanetModel scaledModel = new PlanetModel(1.2,1.5);
@Test
public void testBasicCircle() {
// The point of this test is just to make sure nothing blows up doing normal things with a quite non-spherical model
// Make sure that the north pole is in the circle, and south pole isn't
final GeoPoint northPole = new GeoPoint(scaledModel, Math.PI * 0.5, 0.0);
final GeoPoint southPole = new GeoPoint(scaledModel, -Math.PI * 0.5, 0.0);
final GeoPoint point1 = new GeoPoint(scaledModel, Math.PI * 0.25, 0.0);
final GeoPoint point2 = new GeoPoint(scaledModel, Math.PI * 0.125, 0.0);
GeoCircle circle = new GeoStandardCircle(scaledModel, Math.PI * 0.5, 0.0, 0.01);
assertTrue(circle.isWithin(northPole));
assertFalse(circle.isWithin(southPole));
assertFalse(circle.isWithin(point1));
LatLonBounds bounds;
bounds = new LatLonBounds();
circle.getBounds(bounds);
assertTrue(bounds.checkNoLongitudeBound());
assertTrue(bounds.checkNoTopLatitudeBound());
assertFalse(bounds.checkNoBottomLatitudeBound());
assertEquals(Math.PI * 0.5 - 0.01, bounds.getMinLatitude(), 0.01);
circle = new GeoStandardCircle(scaledModel, Math.PI * 0.25, 0.0, 0.01);
assertTrue(circle.isWithin(point1));
assertFalse(circle.isWithin(northPole));
assertFalse(circle.isWithin(southPole));
bounds = new LatLonBounds();
circle.getBounds(bounds);
assertFalse(bounds.checkNoTopLatitudeBound());
assertFalse(bounds.checkNoLongitudeBound());
assertFalse(bounds.checkNoBottomLatitudeBound());
assertEquals(Math.PI * 0.25 + 0.01, bounds.getMaxLatitude(), 0.00001);
assertEquals(Math.PI * 0.25 - 0.01, bounds.getMinLatitude(), 0.00001);
assertEquals(-0.0125, bounds.getLeftLongitude(), 0.0001);
assertEquals(0.0125, bounds.getRightLongitude(), 0.0001);
circle = new GeoStandardCircle(scaledModel, Math.PI * 0.125, 0.0, 0.01);
assertTrue(circle.isWithin(point2));
assertFalse(circle.isWithin(northPole));
assertFalse(circle.isWithin(southPole));
bounds = new LatLonBounds();
circle.getBounds(bounds);
assertFalse(bounds.checkNoLongitudeBound());
assertFalse(bounds.checkNoTopLatitudeBound());
assertFalse(bounds.checkNoBottomLatitudeBound());
// Symmetric, as expected
assertEquals(Math.PI * 0.125 - 0.01, bounds.getMinLatitude(), 0.00001);
assertEquals(Math.PI * 0.125 + 0.01, bounds.getMaxLatitude(), 0.00001);
assertEquals(-0.0089, bounds.getLeftLongitude(), 0.0001);
assertEquals(0.0089, bounds.getRightLongitude(), 0.0001);
}
@Test
public void testBasicRectangle() {
final GeoBBox bbox = GeoBBoxFactory.makeGeoBBox(scaledModel, 1.0, 0.0, 0.0, 1.0);
final GeoPoint insidePoint = new GeoPoint(scaledModel, 0.5, 0.5);
assertTrue(bbox.isWithin(insidePoint));
final GeoPoint topOutsidePoint = new GeoPoint(scaledModel, 1.01, 0.5);
assertFalse(bbox.isWithin(topOutsidePoint));
final GeoPoint bottomOutsidePoint = new GeoPoint(scaledModel, -0.01, 0.5);
assertFalse(bbox.isWithin(bottomOutsidePoint));
final GeoPoint leftOutsidePoint = new GeoPoint(scaledModel, 0.5, -0.01);
assertFalse(bbox.isWithin(leftOutsidePoint));
final GeoPoint rightOutsidePoint = new GeoPoint(scaledModel, 0.5, 1.01);
assertFalse(bbox.isWithin(rightOutsidePoint));
final LatLonBounds bounds = new LatLonBounds();
bbox.getBounds(bounds);
assertFalse(bounds.checkNoLongitudeBound());
assertFalse(bounds.checkNoTopLatitudeBound());
assertFalse(bounds.checkNoBottomLatitudeBound());
assertEquals(1.0, bounds.getMaxLatitude(), 0.00001);
assertEquals(0.0, bounds.getMinLatitude(), 0.00001);
assertEquals(1.0, bounds.getRightLongitude(), 0.00001);
assertEquals(0.0, bounds.getLeftLongitude(), 0.00001);
}
}