/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.common.geo.builders;
import com.vividsolutions.jts.geom.Coordinate;
import org.elasticsearch.common.unit.DistanceUnit;
import java.io.IOException;
public class CircleBuilderTests extends AbstractShapeBuilderTestCase<CircleBuilder> {
@Override
protected CircleBuilder createTestShapeBuilder() {
return createRandomShape();
}
@Override
protected CircleBuilder createMutation(CircleBuilder original) throws IOException {
return mutate(original);
}
static CircleBuilder mutate(CircleBuilder original) throws IOException {
CircleBuilder mutation = copyShape(original);
double radius = original.radius();
DistanceUnit unit = original.unit();
if (randomBoolean()) {
if (original.center().x > 0.0 || original.center().y > 0.0) {
mutation.center(new Coordinate(original.center().x/2, original.center().y/2));
} else {
// original center was 0.0, 0.0
mutation.center(randomDouble() + 0.1, randomDouble() + 0.1);
}
} else if (randomBoolean()) {
if (radius > 0) {
radius = radius/2;
} else {
radius = randomDouble() + 0.1;
}
} else {
DistanceUnit newRandom = unit;
while (newRandom == unit) {
newRandom = randomFrom(DistanceUnit.values());
};
unit = newRandom;
}
return mutation.radius(radius, unit);
}
static CircleBuilder createRandomShape() {
CircleBuilder circle = new CircleBuilder();
if (frequently()) {
double centerX = randomDoubleBetween(-180, 180, false);
double centerY = randomDoubleBetween(-90, 90, false);
circle.center(centerX, centerY);
}
if (randomBoolean()) {
circle.radius(randomDoubleBetween(0.1, 10.0, false), randomFrom(DistanceUnit.values()));
}
return circle;
}
}