@Test
public void testExternalizingElement() throws IOException, ClassNotFoundException {
int maxTests = 100000;
List<IOsmElement> elements = new ArrayList<IOsmElement>();
List<IOsmElement> deserializedElements = new ArrayList<IOsmElement>();
StopWatch sw = new StopWatch();
for (int j = 0; j <= maxTests; j++) {
elements.add(OsmTesting.generateOsmNodeWithTags());
}
sw.stop();
logger.info("Generation of {} osm nodes took {}", maxTests, sw);
sw.start();
long sizes = 0L;
for (int j = 0; j <= maxTests; j++) {
IOsmElement node = elements.get(j);
byte[] element = externalizer.writeExternalElement(node);
sizes += element.length;
deserializedElements.add(externalizer.readExternalElement(element));
}
sw.stop();
logger.info("Average node size in bytes: {}", sizes / maxTests);
logger.info("Serialization/deserialization of {} osm nodes took {}", maxTests, sw);
sw = sw.start();
for (int j = 0; j <= maxTests; j++) {
IOsmNode node = (IOsmNode) elements.get(j);
IOsmNode deserializedNode = (IOsmNode) deserializedElements.get(j);
assertTrue(OsmComparator.areNodesDeepEqual(node, deserializedNode));
}
sw.stop();
logger.info("Comparison of {} osm nodes took {}", maxTests, sw);
elements.clear();
deserializedElements.clear();
sw.start();
for (int j = 0; j <= maxTests; j++) {
elements.add(OsmTesting.generateOsmWayWithTagsAndNds());
}
sw.stop();
logger.info("Generation of {} osm ways took {}", maxTests, sw);
sw.start();
sizes = 0L;
for (int j = 0; j <= maxTests; j++) {
IOsmElement way = elements.get(j);
byte[] element = externalizer.writeExternalElement(way);
sizes += element.length;
deserializedElements.add(externalizer.readExternalElement(element));
}
sw.stop();
logger.info("Average way size in bytes: {}", sizes / maxTests);
logger.info("Serialization/deserialization of {} osm ways took {}", maxTests, sw);
sw = sw.start();
for (int j = 0; j <= maxTests; j++) {
IOsmWay way = (IOsmWay) elements.get(j);
IOsmWay deserializedWay = (IOsmWay) deserializedElements.get(j);
assertTrue(OsmComparator.areWaysDeepEqual(way, deserializedWay));
}
sw.stop();
logger.info("Comparison of {} osm ways took {}", maxTests, sw);
elements.clear();
deserializedElements.clear();
sw.start();
for (int j = 0; j <= maxTests; j++) {
elements.add(OsmTesting.generateOsmRelationWithTagsAndMembers());
}
sw.stop();
logger.info("Generation of {} osm rels took {}", maxTests, sw);
sw.start();
sizes = 0L;
for (int j = 0; j <= maxTests; j++) {
IOsmElement rel = elements.get(j);
byte[] element = externalizer.writeExternalElement(rel);
sizes += element.length;
deserializedElements.add(externalizer.readExternalElement(element));
}
sw.stop();
logger.info("Average rel size in bytes: {}", sizes / maxTests);
logger.info("Serialization/deserialization of {} osm rels took {}", maxTests, sw);
sw = sw.start();
for (int j = 0; j <= maxTests; j++) {
IOsmRelation relation = (IOsmRelation) elements.get(j);
IOsmRelation deserializedRelation = (IOsmRelation) deserializedElements.get(j);
assertTrue(OsmComparator.areRelationsDeepEqual(relation, deserializedRelation));
}
sw.stop();
logger.info("Comparison of {} osm rels took {}", maxTests, sw);
}
