/*
* 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.branch;
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.Order;
import org.apache.tinkerpop.gremlin.process.traversal.Traversal;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__;
import org.apache.tinkerpop.gremlin.structure.Edge;
import org.apache.tinkerpop.gremlin.structure.T;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.junit.Test;
import org.junit.runner.RunWith;
import java.util.Arrays;
import java.util.Map;
import static org.apache.tinkerpop.gremlin.LoadGraphWith.GraphData.CREW;
import static org.apache.tinkerpop.gremlin.LoadGraphWith.GraphData.MODERN;
import static org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__.as;
import static org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__.bothE;
import static org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__.inE;
import static org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__.out;
import static org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__.outE;
import static org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__.properties;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
/**
* @author Marko A. Rodriguez (http://markorodriguez.com)
*/
@RunWith(GremlinProcessRunner.class)
public abstract class LocalTest extends AbstractGremlinProcessTest {
public abstract Traversal<Vertex, String> get_g_V_localXpropertiesXlocationX_order_byXvalueX_limitX2XX_value();
public abstract Traversal<Vertex, Map<String, Object>> get_g_V_hasXlabel_personX_asXaX_localXoutXcreatedX_asXbXX_selectXa_bX_byXnameX_byXidX();
public abstract Traversal<Vertex, Long> get_g_V_localXoutE_countX();
public abstract Traversal<Vertex, String> get_g_VX1X_localXoutEXknowsX_limitX1XX_inV_name(final Object v1Id);
public abstract Traversal<Vertex, String> get_g_V_localXbothEXcreatedX_limitX1XX_otherV_name();
public abstract Traversal<Vertex, Edge> get_g_VX4X_localXbothEX1_createdX_limitX1XX(final Object v4Id);
public abstract Traversal<Vertex, Edge> get_g_VX4X_localXbothEXknows_createdX_limitX1XX(final Object v4Id);
public abstract Traversal<Vertex, String> get_g_VX4X_localXbothE_limitX1XX_otherV_name(final Object v4Id);
public abstract Traversal<Vertex, String> get_g_VX4X_localXbothE_limitX2XX_otherV_name(final Object v4Id);
public abstract Traversal<Vertex, String> get_g_V_localXinEXknowsX_limitX2XX_outV_name();
public abstract Traversal<Vertex, Map<String, String>> get_g_V_localXmatchXproject__created_person__person_name_nameX_selectXname_projectX_by_byXnameX();
@Test
@LoadGraphWith(CREW)
public void g_V_localXpropertiesXlocationX_order_byXvalueX_limitX2XX_value() {
final Traversal<Vertex, String> traversal = get_g_V_localXpropertiesXlocationX_order_byXvalueX_limitX2XX_value();
printTraversalForm(traversal);
checkResults(Arrays.asList("brussels", "san diego", "centreville", "dulles", "baltimore", "bremen", "aachen", "kaiserslautern"), traversal);
}
@Test
@LoadGraphWith(MODERN)
public void g_V_hasXlabel_personX_asXaX_localXoutXcreatedX_asXbXX_selectXa_bX_byXnameX_by() {
final Traversal<Vertex, Map<String, Object>> traversal = get_g_V_hasXlabel_personX_asXaX_localXoutXcreatedX_asXbXX_selectXa_bX_byXnameX_byXidX();
printTraversalForm(traversal);
int counter = 0;
while (traversal.hasNext()) {
final Map<String, Object> map = traversal.next();
counter++;
assertEquals(2, map.size());
if (map.get("a").equals("marko")) {
assertEquals(convertToVertexId("lop"), map.get("b"));
} else if (map.get("a").equals("josh")) {
assertTrue(convertToVertexId("lop").equals(map.get("b")) || convertToVertexId("ripple").equals(map.get("b")));
} else if (map.get("a").equals("peter")) {
assertEquals(convertToVertexId("lop"), map.get("b"));
} else {
fail("The following map should not have been returned: " + map);
}
}
assertEquals(4, counter);
}
@Test
@LoadGraphWith(MODERN)
public void g_V_localXoutE_countX() {
final Traversal<Vertex, Long> traversal = get_g_V_localXoutE_countX();
printTraversalForm(traversal);
checkResults(Arrays.asList(3l, 0l, 0l, 0l, 1l, 2l), traversal);
}
@Test
@LoadGraphWith(MODERN)
public void g_VX4X_localXbothEXknows_createdX_limitX1XX() {
final Traversal<Vertex, Edge> traversal = get_g_VX4X_localXbothEXknows_createdX_limitX1XX(convertToVertexId("josh"));
printTraversalForm(traversal);
final Edge edge = traversal.next();
assertTrue(edge.label().equals("created") || edge.label().equals("knows"));
assertTrue(edge.value("weight").equals(1.0d) || edge.value("weight").equals(0.4d));
assertFalse(traversal.hasNext());
}
@Test
@LoadGraphWith(MODERN)
public void g_VX4X_localXbothE_limitX1XX_otherV_name() {
final Traversal<Vertex, String> traversal = get_g_VX4X_localXbothE_limitX1XX_otherV_name(convertToVertexId("josh"));
printTraversalForm(traversal);
int counter = 0;
while (traversal.hasNext()) {
counter++;
final String name = traversal.next();
assertTrue(name.equals("marko") || name.equals("ripple") || name.equals("lop"));
}
assertEquals(1, counter);
assertFalse(traversal.hasNext());
}
@Test
@LoadGraphWith(MODERN)
public void g_VX4X_localXbothE_limitX2XX_otherV_name() {
final Traversal<Vertex, String> traversal = get_g_VX4X_localXbothE_limitX2XX_otherV_name(convertToVertexId("josh"));
printTraversalForm(traversal);
int counter = 0;
while (traversal.hasNext()) {
counter++;
final String name = traversal.next();
assertTrue(name.equals("marko") || name.equals("ripple") || name.equals("lop"));
}
assertEquals(2, counter);
assertFalse(traversal.hasNext());
}
@Test
@LoadGraphWith(MODERN)
public void g_V_localXinEXknowsX_limitX2XX_outV_name() {
final Traversal<Vertex, String> traversal = get_g_V_localXinEXknowsX_limitX2XX_outV_name();
printTraversalForm(traversal);
int counter = 0;
while (traversal.hasNext()) {
counter++;
assertEquals(traversal.next(), "marko");
}
assertFalse(traversal.hasNext());
assertEquals(2, counter);
}
@Test
@LoadGraphWith(MODERN)
public void g_VX4X_localXbothEX1_createdX_limitX1XX() {
final Traversal<Vertex, Edge> traversal = get_g_VX4X_localXbothEX1_createdX_limitX1XX(convertToVertexId("josh"));
printTraversalForm(traversal);
final Edge edge = traversal.next();
assertEquals("created", edge.label());
assertTrue(edge.value("weight").equals(1.0d) || edge.value("weight").equals(0.4d));
assertFalse(traversal.hasNext());
}
@Test
@LoadGraphWith(MODERN)
public void g_VX1X_localXoutEXknowsX_limitX1XX_inV_name() {
final Traversal<Vertex, String> traversal = get_g_VX1X_localXoutEXknowsX_limitX1XX_inV_name(convertToVertexId("marko"));
printTraversalForm(traversal);
final String name = traversal.next();
assertTrue(name.equals("vadas") || name.equals("josh"));
assertFalse(traversal.hasNext());
}
@Test
@LoadGraphWith(MODERN)
public void g_V_localXbothEXcreatedX_limitX1XX_otherV_name() {
final Traversal<Vertex, String> traversal = get_g_V_localXbothEXcreatedX_limitX1XX_otherV_name();
printTraversalForm(traversal);
int counter = 0;
while (traversal.hasNext()) {
counter++;
final String name = traversal.next();
assertTrue(name.equals("marko") || name.equals("lop") || name.equals("josh") || name.equals("ripple") || name.equals("peter"));
}
assertEquals(5, counter);
}
@Test
@LoadGraphWith(MODERN)
public void g_V_localXmatchXproject__created_person__person_name_nameX_selectXname_projectX_by_byXnameX() {
final Traversal<Vertex, Map<String, String>> traversal = get_g_V_localXmatchXproject__created_person__person_name_nameX_selectXname_projectX_by_byXnameX();
printTraversalForm(traversal);
checkResults(makeMapList(2,
"name", "marko", "project", "lop",
"name", "josh", "project", "lop",
"name", "peter", "project", "lop",
"name", "josh", "project", "ripple"), traversal);
assertFalse(traversal.hasNext());
}
public static class Traversals extends LocalTest {
@Override
public Traversal<Vertex, String> get_g_V_localXpropertiesXlocationX_order_byXvalueX_limitX2XX_value() {
return g.V().local(properties("location").order().by(T.value, Order.incr).range(0, 2)).value();
}
@Override
public Traversal<Vertex, Map<String, Object>> get_g_V_hasXlabel_personX_asXaX_localXoutXcreatedX_asXbXX_selectXa_bX_byXnameX_byXidX() {
return g.V().has(T.label, "person").as("a").local(out("created").as("b")).select("a", "b").by("name").by(T.id);
}
@Override
public Traversal<Vertex, Long> get_g_V_localXoutE_countX() {
return g.V().local(outE().count());
}
@Override
public Traversal<Vertex, String> get_g_VX1X_localXoutEXknowsX_limitX1XX_inV_name(final Object v1Id) {
return g.V(v1Id).local(outE("knows").limit(1)).inV().values("name");
}
@Override
public Traversal<Vertex, String> get_g_V_localXbothEXcreatedX_limitX1XX_otherV_name() {
return g.V().local(bothE("created").limit(1)).otherV().values("name");
}
@Override
public Traversal<Vertex, Edge> get_g_VX4X_localXbothEX1_createdX_limitX1XX(final Object v4Id) {
return g.V(v4Id).local(bothE("created").limit(1));
}
@Override
public Traversal<Vertex, Edge> get_g_VX4X_localXbothEXknows_createdX_limitX1XX(final Object v4Id) {
return g.V(v4Id).local(bothE("knows", "created").limit(1));
}
@Override
public Traversal<Vertex, String> get_g_VX4X_localXbothE_limitX1XX_otherV_name(final Object v4Id) {
return g.V(v4Id).local(bothE().limit(1)).otherV().values("name");
}
@Override
public Traversal<Vertex, String> get_g_VX4X_localXbothE_limitX2XX_otherV_name(final Object v4Id) {
return g.V(v4Id).local(bothE().limit(2)).otherV().values("name");
}
@Override
public Traversal<Vertex, String> get_g_V_localXinEXknowsX_limitX2XX_outV_name() {
return g.V().local(inE("knows").limit(2)).outV().values("name");
}
@Override
public Traversal<Vertex, Map<String, String>> get_g_V_localXmatchXproject__created_person__person_name_nameX_selectXname_projectX_by_byXnameX() {
return g.V().local(__.match(
as("project").in("created").as("person"),
as("person").values("name").as("name")))
.<String>select("name", "project").by().by("name");
}
}
}