| /* |
| * 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.IgnoreEngine; |
| import org.apache.tinkerpop.gremlin.process.traversal.Operator; |
| import org.apache.tinkerpop.gremlin.process.traversal.Traversal; |
| import org.apache.tinkerpop.gremlin.process.traversal.TraversalEngine; |
| import org.apache.tinkerpop.gremlin.process.traversal.TraversalSideEffects; |
| import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__; |
| import org.apache.tinkerpop.gremlin.structure.T; |
| import org.apache.tinkerpop.gremlin.structure.Vertex; |
| import org.apache.tinkerpop.gremlin.util.function.ArrayListSupplier; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Iterator; |
| import java.util.LinkedHashMap; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.function.Supplier; |
| |
| import static org.apache.tinkerpop.gremlin.LoadGraphWith.GraphData.MODERN; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| /** |
| * @author Marko A. Rodriguez (http://markorodriguez.com) |
| * @author Stephen Mallette (http://stephen.genoprime.com) |
| */ |
| @RunWith(GremlinProcessRunner.class) |
| public abstract class SideEffectTest extends AbstractGremlinProcessTest { |
| |
| public abstract Traversal<Vertex, String> get_g_VX1X_sideEffectXstore_aX_name(final Object v1Id); |
| |
| public abstract Traversal<Vertex, String> get_g_VX1X_out_sideEffectXincr_cX_name(final Object v1Id); |
| |
| public abstract Traversal<Vertex, String> get_g_VX1X_out_sideEffectXX_name(final Object v1Id); |
| |
| public abstract Traversal<Vertex, Map<String, Long>> get_g_withSideEffectXa__linkedhashmapX_V_out_groupCountXaX_byXlabelX_out_out_capXaX(); |
| |
| public abstract Traversal<Vertex, Map<String, Long>> get_g_withSideEffectsXa__linkedhashmapX_withSideEffectXb__arraylist__addAllX_withSideEffectXc__arrayList__addAllX_V_groupXaX_byXlabelX_byXcountX_sideEffectXb__1_2_3X_out_out_out_sideEffectXc__bob_danielX_capXaX(); |
| |
| public abstract Traversal<Vertex, Integer> get_g_withSideEffectXa_0_sumX_V_out_sideEffectXsideEffectsXa_bulkXX_capXaX(); |
| |
| public abstract Traversal<Vertex, Integer> get_g_withSideEffectXa_0X_V_out_sideEffectXsideEffectsXa_1XX_capXaX(); |
| |
| @Test |
| @LoadGraphWith(MODERN) |
| @IgnoreEngine(TraversalEngine.Type.COMPUTER) |
| public void g_VX1X_sideEffectXstore_aX_name() { |
| final Traversal<Vertex, String> traversal = get_g_VX1X_sideEffectXstore_aX_name(convertToVertexId("marko")); |
| printTraversalForm(traversal); |
| assertEquals(traversal.next(), "marko"); |
| assertFalse(traversal.hasNext()); |
| assertEquals(convertToVertexId("marko"), traversal.asAdmin().getSideEffects().<List<Vertex>>get("a").get(0).id()); |
| checkSideEffects(traversal.asAdmin().getSideEffects(), "a", ArrayList.class); |
| } |
| |
| @Test |
| @LoadGraphWith(MODERN) |
| @IgnoreEngine(TraversalEngine.Type.COMPUTER) |
| public void g_VX1X_out_sideEffectXincr_cX_name() { |
| final Traversal<Vertex, String> traversal = get_g_VX1X_out_sideEffectXincr_cX_name(convertToVertexId("marko")); |
| printTraversalForm(traversal); |
| assert_g_v1_out_sideEffectXincr_cX_valueXnameX(traversal); |
| assertEquals(new Integer(3), traversal.asAdmin().getSideEffects().<List<Integer>>get("c").get(0)); |
| checkSideEffects(traversal.asAdmin().getSideEffects(), "c", ArrayList.class); |
| } |
| |
| private void assert_g_v1_out_sideEffectXincr_cX_valueXnameX(final Iterator<String> traversal) { |
| final List<String> names = new ArrayList<>(); |
| while (traversal.hasNext()) { |
| names.add(traversal.next()); |
| } |
| assertEquals(3, names.size()); |
| assertTrue(names.contains("josh")); |
| assertTrue(names.contains("lop")); |
| assertTrue(names.contains("vadas")); |
| } |
| |
| @Test |
| @LoadGraphWith(MODERN) |
| public void g_VX1X_out_sideEffectXX_name() { |
| final Traversal<Vertex, String> traversal = get_g_VX1X_out_sideEffectXX_name(convertToVertexId("marko")); |
| printTraversalForm(traversal); |
| assert_g_v1_out_sideEffectXincr_cX_valueXnameX(traversal); |
| } |
| |
| @Test |
| @LoadGraphWith(MODERN) |
| public void g_withSideEffectXa__linkedhashmapX_V_out_groupCountXaX_byXlabelX_out_out_capXaX() { |
| final Traversal<Vertex, Map<String, Long>> traversal = get_g_withSideEffectXa__linkedhashmapX_V_out_groupCountXaX_byXlabelX_out_out_capXaX(); |
| printTraversalForm(traversal); |
| Map<String, Long> map = traversal.next(); |
| assertFalse(traversal.hasNext()); |
| assertEquals(2, map.size()); |
| assertEquals(4l, map.get("software").longValue()); |
| assertEquals(2l, map.get("person").longValue()); |
| final TraversalSideEffects sideEffects = traversal.asAdmin().getSideEffects(); |
| map = sideEffects.get("a"); |
| assertEquals(2, map.size()); |
| assertEquals(4l, map.get("software").longValue()); |
| assertEquals(2l, map.get("person").longValue()); |
| /// |
| assertEquals(1, sideEffects.keys().size()); |
| assertTrue(sideEffects.keys().contains("a")); |
| assertTrue(sideEffects.exists("a")); |
| assertTrue(sideEffects.get("a") instanceof LinkedHashMap); |
| checkSideEffects(traversal.asAdmin().getSideEffects(), "a", LinkedHashMap.class); |
| } |
| |
| @Test |
| @LoadGraphWith(MODERN) |
| public void g_withSideEffectsXa__linkedhashmapX_withSideEffectXb__arraylist__addAllX_withSideEffectXc__arrayList__addAllX_V_groupXaX_byXlabelX_byXcountX_sideEffectXb__1_2_3X_out_out_out_sideEffectXc__bob_danielX_capXaX() { |
| final Traversal<Vertex, Map<String, Long>> traversal = get_g_withSideEffectsXa__linkedhashmapX_withSideEffectXb__arraylist__addAllX_withSideEffectXc__arrayList__addAllX_V_groupXaX_byXlabelX_byXcountX_sideEffectXb__1_2_3X_out_out_out_sideEffectXc__bob_danielX_capXaX(); |
| printTraversalForm(traversal); |
| Map<String, Long> map = traversal.next(); |
| assertFalse(traversal.hasNext()); |
| assertEquals(2, map.size()); |
| assertEquals(2l, map.get("software").longValue()); |
| assertEquals(4l, map.get("person").longValue()); |
| final TraversalSideEffects sideEffects = traversal.asAdmin().getSideEffects(); |
| map = sideEffects.get("a"); |
| assertEquals(2, map.size()); |
| assertEquals(2l, map.get("software").longValue()); |
| assertEquals(4l, map.get("person").longValue()); |
| /// |
| assertEquals(3, sideEffects.keys().size()); |
| assertTrue(sideEffects.keys().contains("a")); |
| assertTrue(sideEffects.exists("a")); |
| assertTrue(sideEffects.get("a") instanceof LinkedHashMap); |
| // |
| assertTrue(sideEffects.keys().contains("b")); |
| assertTrue(sideEffects.exists("b")); |
| assertTrue(sideEffects.get("b") instanceof ArrayList); |
| assertEquals(18, sideEffects.<List<Integer>>get("b").size()); |
| assertEquals(6l, sideEffects.<List<Integer>>get("b").stream().filter(t -> t == 1).count()); |
| assertEquals(6l, sideEffects.<List<Integer>>get("b").stream().filter(t -> t == 2).count()); |
| assertEquals(6l, sideEffects.<List<Integer>>get("b").stream().filter(t -> t == 3).count()); |
| // |
| assertTrue(sideEffects.keys().contains("c")); |
| assertTrue(sideEffects.exists("c")); |
| assertTrue(sideEffects.get("c") instanceof ArrayList); |
| assertEquals(0, sideEffects.<List>get("c").size()); |
| checkSideEffects(traversal.asAdmin().getSideEffects(), "a", LinkedHashMap.class, "b", ArrayList.class, "c", ArrayList.class); |
| } |
| |
| @Test |
| @LoadGraphWith(MODERN) |
| public void g_withSideEffectXa_0_sumX_V_out_sideEffectXsideEffectsXa_bulkXX_capXaX() { |
| final Traversal<Vertex, Integer> traversal = get_g_withSideEffectXa_0_sumX_V_out_sideEffectXsideEffectsXa_bulkXX_capXaX(); |
| assertEquals(6, traversal.next().intValue()); |
| assertFalse(traversal.hasNext()); |
| assertEquals(6, traversal.asAdmin().getSideEffects().<Integer>get("a").intValue()); |
| assertEquals(1, traversal.asAdmin().getSideEffects().keys().size()); |
| checkSideEffects(traversal.asAdmin().getSideEffects(), "a", Integer.class); |
| } |
| |
| @Test |
| @LoadGraphWith(MODERN) |
| public void g_withSideEffectXa_0X_V_out_sideEffectXsideEffectsXa_1XX_capXaX() { |
| final Traversal<Vertex, Integer> traversal = get_g_withSideEffectXa_0X_V_out_sideEffectXsideEffectsXa_1XX_capXaX(); |
| assertEquals(1, traversal.next().intValue()); |
| assertFalse(traversal.hasNext()); |
| assertEquals(1, traversal.asAdmin().getSideEffects().<Integer>get("a").intValue()); |
| assertEquals(1, traversal.asAdmin().getSideEffects().keys().size()); |
| checkSideEffects(traversal.asAdmin().getSideEffects(), "a", Integer.class); |
| } |
| |
| public static class Traversals extends SideEffectTest { |
| |
| @Override |
| public Traversal<Vertex, String> get_g_VX1X_sideEffectXstore_aX_name(final Object v1Id) { |
| return g.withSideEffect("a", ArrayList::new).V(v1Id).sideEffect(traverser -> { |
| traverser.<List>sideEffects("a").clear(); |
| traverser.<List<Vertex>>sideEffects("a").add(traverser.get()); |
| }).values("name"); |
| } |
| |
| @Override |
| public Traversal<Vertex, String> get_g_VX1X_out_sideEffectXincr_cX_name(final Object v1Id) { |
| return g.withSideEffect("c", () -> { |
| final List<Integer> list = new ArrayList<>(); |
| list.add(0); |
| return list; |
| }).V(v1Id).out().sideEffect(traverser -> { |
| Integer temp = traverser.<List<Integer>>sideEffects("c").get(0); |
| traverser.<List<Integer>>sideEffects("c").clear(); |
| traverser.<List<Integer>>sideEffects("c").add(temp + 1); |
| }).values("name"); |
| } |
| |
| @Override |
| public Traversal<Vertex, String> get_g_VX1X_out_sideEffectXX_name(final Object v1Id) { |
| return g.V(v1Id).out().sideEffect(traverser -> { |
| }).values("name"); |
| } |
| |
| @Override |
| public Traversal<Vertex, Map<String, Long>> get_g_withSideEffectXa__linkedhashmapX_V_out_groupCountXaX_byXlabelX_out_out_capXaX() { |
| return g.withSideEffect("a", new LinkedHashMapSupplier()).V().out().groupCount("a").by(T.label).out().out().cap("a"); |
| } |
| |
| @Override |
| public Traversal<Vertex, Map<String, Long>> get_g_withSideEffectsXa__linkedhashmapX_withSideEffectXb__arraylist__addAllX_withSideEffectXc__arrayList__addAllX_V_groupXaX_byXlabelX_byXcountX_sideEffectXb__1_2_3X_out_out_out_sideEffectXc__bob_danielX_capXaX() { |
| return g.withSideEffect("a", new LinkedHashMapSupplier()) |
| .withSideEffect("b", ArrayListSupplier.instance(), Operator.addAll) |
| .withSideEffect("c", ArrayListSupplier.instance(), Operator.addAll) |
| .V().group("a").by(T.label).by(__.count()) |
| .sideEffect(t -> t.sideEffects("b", new LinkedList<>(Arrays.asList(1, 2, 3)))) |
| .out().out().out() |
| .sideEffect(t -> t.sideEffects("c", new LinkedList<>(Arrays.asList("bob", "daniel")))) |
| .cap("a"); |
| } |
| |
| @Override |
| public Traversal<Vertex, Integer> get_g_withSideEffectXa_0_sumX_V_out_sideEffectXsideEffectsXa_bulkXX_capXaX() { |
| return g.withSideEffect("a", 0, Operator.sum).V().out().sideEffect(t -> t.sideEffects("a", (int) t.bulk())).cap("a"); |
| } |
| |
| @Override |
| public Traversal<Vertex, Integer> get_g_withSideEffectXa_0X_V_out_sideEffectXsideEffectsXa_1XX_capXaX() { |
| return g.withSideEffect("a", 0).V().out().sideEffect(t -> t.sideEffects("a", 1)).cap("a"); |
| } |
| } |
| |
| private static class LinkedHashMapSupplier implements Supplier<LinkedHashMap> { |
| |
| @Override |
| public LinkedHashMap get() { |
| return new LinkedHashMap(); |
| } |
| |
| } |
| } |