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    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17  package org.apache.commons.geometry.spherical.twod;
    18
    19  import java.util.stream.Stream;
    20
    21  import org.apache.commons.geometry.core.precision.DoublePrecisionContext;
    22  import org.apache.commons.geometry.core.precision.EpsilonDoublePrecisionContext;
    23  import org.junit.Assert;
    24  import org.junit.Test;
    25
    26  public class BoundarySource2STest {
    27
    28      private static final double TEST_EPS = 1e-10;
    29
    30      private static final DoublePrecisionContext TEST_PRECISION = new EpsilonDoublePrecisionContext(TEST_EPS);
    31
    32      @Test
    33      public void testToTree() {
    34          // act
    35          final BoundarySource2S src = () -> Stream.of(
    36                  GreatCircles.arcFromPoints(Point2S.PLUS_I, Point2S.PLUS_J, TEST_PRECISION));
    37
    38          // act
    39          final RegionBSPTree2S tree = src.toTree();
    40
    41          // assert
    42          Assert.assertEquals(3, tree.count());
    43          Assert.assertFalse(tree.isFull());
    44          Assert.assertFalse(tree.isEmpty());
    45      }
    46
    47      @Test
    48      public void testToTree_noBoundaries() {
    49          // act
    50          final BoundarySource2S src = Stream::empty;
    51
    52          // act
    53          final RegionBSPTree2S tree = src.toTree();
    54
    55          // assert
    56          Assert.assertEquals(1, tree.count());
    57          Assert.assertFalse(tree.isFull());
    58          Assert.assertTrue(tree.isEmpty());
    59      }
    60  }