text: package org.openstreetmap.atlas.geography.atlas.delta;
  
  import java.util.Map;
  import java.util.SortedSet;
  
  import org.junit.Assert;
  import org.junit.Test;
  import org.openstreetmap.atlas.geography.Location;
  import org.openstreetmap.atlas.geography.atlas.Atlas;
  import org.openstreetmap.atlas.geography.atlas.packed.PackedAtlasBuilder;
  import org.openstreetmap.atlas.utilities.random.RandomTagsSupplier;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  /**
   * @author matthieun
   */
  public class AtlasDeltaPointTest
  {
      private static final Logger logger = LoggerFactory.getLogger(AtlasDeltaPointTest.class);
  
      @Test
      public void testDifferentGeometry()
      {
          final PackedAtlasBuilder baseBuilder = new PackedAtlasBuilder();
          final PackedAtlasBuilder alterBuilder = new PackedAtlasBuilder();
          final Map<String, String> tags = RandomTagsSupplier.randomTags(5);
  
          baseBuilder.addPoint(1, Location.TEST_6, tags);
          alterBuilder.addPoint(1, Location.TEST_1, tags);
  
          final Atlas base = baseBuilder.get();
          final Atlas alter = alterBuilder.get();
  
          final SortedSet<Diff> diffs = new AtlasDelta(base, alter).generate().getDifferences();
  
          Assert.assertEquals(1, diffs.size());
          logger.debug("testDifferentGeometry(): {}", Diff.toString(diffs));
      }
  
      @Test
      public void testSame()
      {
          final PackedAtlasBuilder baseBuilder = new PackedAtlasBuilder();
          final PackedAtlasBuilder alterBuilder = new PackedAtlasBuilder();
          final Map<String, String> tags = RandomTagsSupplier.randomTags(5);
  
          baseBuilder.addPoint(1, Location.TEST_6, tags);
          alterBuilder.addPoint(1, Location.TEST_6, tags);
  
          final Atlas base = baseBuilder.get();
          final Atlas alter = alterBuilder.get();
  
          final SortedSet<Diff> diffs = new AtlasDelta(base, alter).generate().getDifferences();
  
          Assert.assertEquals(0, diffs.size());
      }
  }
  