Lucene example source code file (SinusoidalProjectorTest.java)

This example Lucene source code file (SinusoidalProjectorTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Lucene tags/keywords

exception, exception, lucenetestcase, lucenetestcase, sinusoidalprojector, sinusoidalprojector, sinusoidalprojectortest, test, test

The Lucene SinusoidalProjectorTest.java source code

package org.apache.lucene.spatial.tier.projections;

/**
 * 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.
 */

import org.apache.lucene.util.LuceneTestCase;
import org.junit.Test;


/**
 *
 *
 **/
public class SinusoidalProjectorTest extends LuceneTestCase {

  @Test
  public void testProjection() throws Exception {
    SinusoidalProjector prj = new SinusoidalProjector();
    //TODO: uncomment once SinusoidalProjector is fixed.  Unfortunately, fixing it breaks a lot of other stuff
    /*double[] doubles;
    doubles = prj.coords(-89.0, 10);
    assertEquals(0.003, doubles[0], 0.001);//x
    assertEquals(-89.0 * DistanceUtils.DEGREES_TO_RADIANS, doubles[1]);
    
    doubles = prj.coords(89.0, 0);
    assertEquals(0.0, doubles[0]);//x
    assertEquals(89.0 * DistanceUtils.DEGREES_TO_RADIANS, doubles[1]);

    doubles = prj.coords(89.0, 10);
    assertEquals(0.003, doubles[0], 0.001);//x
    assertEquals(89.0 * DistanceUtils.DEGREES_TO_RADIANS, doubles[1]);


    doubles = prj.coords(-89.0, 0);
    assertEquals(0.0, doubles[0]);//x
    assertEquals(-89.0 * DistanceUtils.DEGREES_TO_RADIANS, doubles[1]);*/


  }
}

//This code demonstrates that the SinusoidalProjector is incorrect
  /*@Test
  public void testFoo() throws Exception {
    CartesianTierPlotter plotter = new CartesianTierPlotter(11, new SinusoidalProjector(), "foo");
    SinusoidalProjector prj = new SinusoidalProjector();
    System.out.println("---- Equator ---");
    printValues(plotter, prj, 0);
    System.out.println("---- North ---");
    printValues(plotter, prj, 89.0);
    System.out.println("---- South ---");
    printValues(plotter, prj, -89.0);
  }

  private void printValues(CartesianTierPlotter plotter, SinusoidalProjector prj, double latitude){
    for (int i = 0; i <= 10; i++){
      double boxId = plotter.getTierBoxId(latitude, i);
      double[] doubles = prj.coords(latitude, i);
      System.out.println("Box[" + latitude + ", " + i + "] = " + boxId + " sinusoidal: [" + doubles[0] + ", " + doubles[1] + "]");
    }
    for (int i = -10; i <= 0; i++){
      double boxId = plotter.getTierBoxId(latitude, i);
      double[] doubles = prj.coords(latitude, i);
      System.out.println("Box[" + latitude + ", " + i + "] = " + boxId + " sinusoidal: [" + doubles[0] + ", " + doubles[1] + "]");
    }

  }
  */