@Test
public void testDetachEdge() {
graph = createGraph();
graph.edge(0, 1, 2, true);
long flags = carEncoder.setProperties(10, true, false);
graph.edge(0, 2, 2, true).setWayGeometry(Helper.createPointList(1, 2, 3, 4)).setFlags(flags);
graph.edge(1, 2, 2, true);
EdgeIterator iter = graph.createEdgeExplorer().setBaseNode(0);
try {
// currently not possible to detach without next, without introducing a new property inside
// EdgeIterable
iter.detach(false);
assertTrue(false);
} catch (Exception ex) {
}
iter.next();
EdgeIteratorState edgeState2 = iter.detach(false);
assertEquals(2, iter.getAdjNode());
assertEquals(1, edgeState2.fetchWayGeometry(0).getLatitude(0), 1e-1);
assertEquals(2, edgeState2.getAdjNode());
assertTrue(carEncoder.isBool(edgeState2.getFlags(), FlagEncoder.K_FORWARD));
EdgeIteratorState edgeState3 = iter.detach(true);
assertEquals(0, edgeState3.getAdjNode());
assertEquals(2, edgeState3.getBaseNode());
assertEquals(3, edgeState3.fetchWayGeometry(0).getLatitude(0), 1e-1);
assertFalse(carEncoder.isBool(edgeState3.getFlags(), FlagEncoder.K_FORWARD));
assertEquals(GHUtility.getEdge(graph, 0, 2).getFlags(), edgeState2.getFlags());
assertEquals(GHUtility.getEdge(graph, 2, 0).getFlags(), edgeState3.getFlags());
iter.next();
assertEquals(1, iter.getAdjNode());
assertEquals(2, edgeState2.getAdjNode());
assertEquals(2, edgeState3.getBaseNode());
assertEquals(0, iter.fetchWayGeometry(0).size());
assertEquals(1, edgeState2.fetchWayGeometry(0).getLatitude(0), 1e-1);
assertEquals(3, edgeState3.fetchWayGeometry(0).getLatitude(0), 1e-1);
// #162 a directed self referencing edge should be able to reverse its state too
graph.edge(3, 3, 2, true).setFlags(flags);
EdgeIterator iter2 = graph.createEdgeExplorer().setBaseNode(3);
iter2.next();
assertEquals(edgeState2.getFlags(), iter2.detach(false).getFlags());
assertEquals(edgeState3.getFlags(), iter2.detach(true).getFlags());
}
@Test
public void testCreateDuplicateEdges() {
graph = createGraph();
graph.edge(2, 1, 12, true);
graph.edge(2, 3, 12, true);
graph.edge(2, 3, 13, false);
assertEquals(3, GHUtility.count(carOutExplorer.setBaseNode(2)));
// no exception
graph.getEdgeProps(1, 3);
// raise exception
try {
graph.getEdgeProps(4, 3);
assertTrue(false);
} catch (Exception ex) {
}
try {
graph.getEdgeProps(-1, 3);
assertTrue(false);
} catch (Exception ex) {
}
EdgeIterator iter = carOutExplorer.setBaseNode(2);
assertTrue(iter.next());
EdgeIteratorState oneIter = graph.getEdgeProps(iter.getEdge(), 3);
assertEquals(13, oneIter.getDistance(), 1e-6);
assertEquals(2, oneIter.getBaseNode());
assertTrue(carEncoder.isBool(oneIter.getFlags(), FlagEncoder.K_FORWARD));
assertFalse(carEncoder.isBool(oneIter.getFlags(), FlagEncoder.K_BACKWARD));
oneIter = graph.getEdgeProps(iter.getEdge(), 2);
assertEquals(13, oneIter.getDistance(), 1e-6);
assertEquals(3, oneIter.getBaseNode());
assertFalse(carEncoder.isBool(oneIter.getFlags(), FlagEncoder.K_FORWARD));
assertTrue(carEncoder.isBool(oneIter.getFlags(), FlagEncoder.K_BACKWARD));
graph.edge(3, 2, 14, true);
assertEquals(4, GHUtility.count(carOutExplorer.setBaseNode(2)));
}