| /* |
| * 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. |
| */ |
| package org.apache.tinkerpop.gremlin.process.traversal.step.sideEffect; |
| |
| import org.apache.tinkerpop.gremlin.LoadGraphWith; |
| import org.apache.tinkerpop.gremlin.process.AbstractGremlinProcessTest; |
| import org.apache.tinkerpop.gremlin.process.GremlinProcessRunner; |
| import org.apache.tinkerpop.gremlin.process.traversal.Path; |
| import org.apache.tinkerpop.gremlin.process.traversal.Traversal; |
| import org.apache.tinkerpop.gremlin.process.traversal.step.util.BulkSet; |
| import org.apache.tinkerpop.gremlin.process.traversal.step.util.MapHelper; |
| import org.apache.tinkerpop.gremlin.structure.Vertex; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import static org.apache.tinkerpop.gremlin.LoadGraphWith.GraphData.MODERN; |
| import static org.hamcrest.CoreMatchers.not; |
| import static org.hamcrest.core.Is.is; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertThat; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assume.assumeThat; |
| |
| /** |
| * @author Marko A. Rodriguez (http://markorodriguez.com) |
| * @author Stephen Mallette (http://stephen.genoprime.com) |
| */ |
| @RunWith(GremlinProcessRunner.class) |
| public abstract class AggregateTest extends AbstractGremlinProcessTest { |
| |
| public abstract Traversal<Vertex, List<String>> get_g_V_name_aggregateXxX_capXxX(); |
| |
| public abstract Traversal<Vertex, List<String>> get_g_V_aggregateXxX_byXnameX_capXxX(); |
| |
| public abstract Traversal<Vertex, Path> get_g_V_out_aggregateXaX_path(); |
| |
| public abstract Traversal<Vertex, Collection<Integer>> get_g_V_hasLabelXpersonX_aggregateXxX_byXageX_capXxX_asXyX_selectXyX(); |
| |
| //public abstract Traversal<Vertex, Path> get_g_v1_asXxX_bothE_asXeX_valueXweightX_exceptXwX_aggregateXwX_backXeX_otherV_jumpXx_true_trueX_path(final Object v1Id); |
| |
| @Test |
| @LoadGraphWith(MODERN) |
| public void g_V_valueXnameX_aggregateXxX_capXxX() { |
| final Traversal<Vertex, List<String>> traversal = get_g_V_name_aggregateXxX_capXxX(); |
| printTraversalForm(traversal); |
| final Collection<String> names = traversal.next(); |
| assertFalse(traversal.hasNext()); |
| checkListOfNames(names); |
| } |
| |
| @Test |
| @LoadGraphWith(MODERN) |
| public void g_V_aggregateXxX_byXnameX_capXxX() { |
| final Traversal<Vertex, List<String>> traversal = get_g_V_aggregateXxX_byXnameX_capXxX(); |
| printTraversalForm(traversal); |
| final Collection<String> names = traversal.next(); |
| assertFalse(traversal.hasNext()); |
| checkListOfNames(names); |
| } |
| |
| private void checkListOfNames(Collection<String> names) { |
| assertEquals(6, names.size()); |
| assertTrue(names.contains("marko")); |
| assertTrue(names.contains("josh")); |
| assertTrue(names.contains("peter")); |
| assertTrue(names.contains("lop")); |
| assertTrue(names.contains("vadas")); |
| assertTrue(names.contains("ripple")); |
| } |
| |
| @Test |
| @LoadGraphWith(MODERN) |
| public void g_V_out_aggregateXaX_path() { |
| final Traversal<Vertex, Path> traversal = get_g_V_out_aggregateXaX_path(); |
| printTraversalForm(traversal); |
| int count = 0; |
| final Map<String, Long> firstStepCounts = new HashMap<>(); |
| final Map<String, Long> secondStepCounts = new HashMap<>(); |
| while (traversal.hasNext()) { |
| count++; |
| final Path path = traversal.next(); |
| final String first = path.get(0).toString(); |
| final String second = path.get(1).toString(); |
| assertThat(first, not(second)); |
| MapHelper.incr(firstStepCounts, first, 1l); |
| MapHelper.incr(secondStepCounts, second, 1l); |
| } |
| assertEquals(6, count); |
| assertEquals(3, firstStepCounts.size()); |
| assertEquals(4, secondStepCounts.size()); |
| assertTrue(firstStepCounts.values().contains(3l)); |
| assertTrue(firstStepCounts.values().contains(2l)); |
| assertTrue(firstStepCounts.values().contains(1l)); |
| assertTrue(secondStepCounts.values().contains(3l)); |
| assertTrue(secondStepCounts.values().contains(1l)); |
| } |
| |
| @Test |
| @LoadGraphWith(MODERN) |
| public void g_V_hasLabelXpersonX_aggregateXxX_byXageX_capXxX_asXyX_selectXyX() { |
| final Traversal<Vertex, Collection<Integer>> traversal = get_g_V_hasLabelXpersonX_aggregateXxX_byXageX_capXxX_asXyX_selectXyX(); |
| final Collection<Integer> ages = traversal.next(); |
| |
| // in 3.3.x a BulkSet will coerce to List under GraphSON |
| assumeThat(ages instanceof BulkSet, is(true)); |
| assertEquals(4, ages.size()); |
| assertTrue(ages.contains(29)); |
| assertTrue(ages.contains(27)); |
| assertTrue(ages.contains(32)); |
| assertTrue(ages.contains(35)); |
| final BulkSet<Integer> bulkSet = new BulkSet<>(); |
| bulkSet.add(29); |
| bulkSet.add(27); |
| bulkSet.add(32); |
| bulkSet.add(35); |
| assertEquals(bulkSet, ages); // ensure bulk set equality |
| assertFalse(traversal.hasNext()); |
| } |
| |
| public static class Traversals extends AggregateTest { |
| |
| @Override |
| public Traversal<Vertex, List<String>> get_g_V_name_aggregateXxX_capXxX() { |
| return g.V().values("name").aggregate("x").cap("x"); |
| } |
| |
| @Override |
| public Traversal<Vertex, List<String>> get_g_V_aggregateXxX_byXnameX_capXxX() { |
| return g.V().aggregate("x").by("name").cap("x"); |
| } |
| |
| @Override |
| public Traversal<Vertex, Path> get_g_V_out_aggregateXaX_path() { |
| return g.V().out().aggregate("a").path(); |
| } |
| |
| @Override |
| public Traversal<Vertex, Collection<Integer>> get_g_V_hasLabelXpersonX_aggregateXxX_byXageX_capXxX_asXyX_selectXyX() { |
| return g.V().hasLabel("person").aggregate("x").by("age").cap("x").as("y").select("y"); |
| } |
| |
| /*public Traversal<Vertex, Path> get_g_v1_asXxX_bothE_asXeX_valueXweightX_exceptXwX_aggregateXwX_backXeX_otherV_jumpXx_true_trueX_path(final Object v1Id) { |
| return g.V(1).as("x").bothE().as("e").value("weight").except("w").aggregate("w").back("e").otherV().jump("x", t -> true, t -> true).path(); |
| }*/ |
| } |
| } |