/*
* 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.structure.io;
import org.apache.tinkerpop.gremlin.AbstractGremlinTest;
import org.apache.tinkerpop.gremlin.LoadGraphWith;
import org.apache.tinkerpop.gremlin.structure.Edge;
import org.apache.tinkerpop.gremlin.structure.Graph;
import org.apache.tinkerpop.gremlin.structure.Property;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.apache.tinkerpop.gremlin.structure.VertexProperty;
import org.apache.tinkerpop.gremlin.structure.io.graphson.GraphSONIo;
import org.apache.tinkerpop.gremlin.structure.io.graphson.GraphSONVersion;
import org.apache.tinkerpop.gremlin.structure.io.graphson.TypeInfo;
import org.apache.tinkerpop.gremlin.util.iterator.IteratorUtils;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.util.Arrays;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.function.Function;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
/**
* @author Stephen Mallette (http://stephen.genoprime.com)
*/
@RunWith(Parameterized.class)
public class IoPropertyTest extends AbstractGremlinTest {
@Parameterized.Parameters(name = "{0}")
public static Iterable<Object[]> data() {
return Arrays.asList(new Object[][]{
{"graphson-v1", false, false,
(Function<Graph, GraphReader>) g -> g.io(IoCore.graphson()).reader().create(),
(Function<Graph, GraphWriter>) g -> g.io(IoCore.graphson()).writer().create()},
{"graphson-v1-embedded", true, true,
(Function<Graph, GraphReader>) g -> g.io(IoCore.graphson()).reader().mapper(g.io(IoCore.graphson()).mapper().embedTypes(true).create()).create(),
(Function<Graph, GraphWriter>) g -> g.io(IoCore.graphson()).writer().mapper(g.io(IoCore.graphson()).mapper().embedTypes(true).create()).create()},
{"graphson-v2", false, false,
(Function<Graph, GraphReader>) g -> g.io(IoCore.graphson()).reader().mapper(g.io(GraphSONIo.build(GraphSONVersion.V2_0)).mapper().typeInfo(TypeInfo.NO_TYPES).create()).create(),
(Function<Graph, GraphWriter>) g -> g.io(IoCore.graphson()).writer().mapper(g.io(GraphSONIo.build(GraphSONVersion.V2_0)).mapper().typeInfo(TypeInfo.NO_TYPES).create()).create()},
{"graphson-v2-embedded", true, true,
(Function<Graph, GraphReader>) g -> g.io(IoCore.graphson()).reader().mapper(g.io(GraphSONIo.build(GraphSONVersion.V2_0)).mapper().typeInfo(TypeInfo.PARTIAL_TYPES).create()).create(),
(Function<Graph, GraphWriter>) g -> g.io(IoCore.graphson()).writer().mapper(g.io(GraphSONIo.build(GraphSONVersion.V2_0)).mapper().typeInfo(TypeInfo.PARTIAL_TYPES).create()).create()},
{"graphson-v3", true, true,
(Function<Graph, GraphReader>) g -> g.io(IoCore.graphson()).reader().mapper(g.io(GraphSONIo.build(GraphSONVersion.V3_0)).mapper().create()).create(),
(Function<Graph, GraphWriter>) g -> g.io(IoCore.graphson()).writer().mapper(g.io(GraphSONIo.build(GraphSONVersion.V3_0)).mapper().create()).create()},
{"gryo", true, true,
(Function<Graph, GraphReader>) g -> g.io(IoCore.gryo()).reader().create(),
(Function<Graph, GraphWriter>) g -> g.io(IoCore.gryo()).writer().create()}
});
}
@Parameterized.Parameter(value = 0)
public String ioType;
@Parameterized.Parameter(value = 1)
public boolean assertIdDirectly;
@Parameterized.Parameter(value = 2)
public boolean assertDouble;
@Parameterized.Parameter(value = 3)
public Function<Graph, GraphReader> readerMaker;
@Parameterized.Parameter(value = 4)
public Function<Graph, GraphWriter> writerMaker;
@Test
@LoadGraphWith(LoadGraphWith.GraphData.CREW)
public void shouldReadWriteVertexPropertyWithMetaProperties() throws Exception {
try (final ByteArrayOutputStream os = new ByteArrayOutputStream()) {
final GraphWriter writer = writerMaker.apply(graph);
// select any vertexproperty that has both start/end time
final VertexProperty p = (VertexProperty) g.V(convertToVertexId("marko")).properties("location").as("p").has("endTime").select("p").next();
writer.writeVertexProperty(os, p);
final AtomicBoolean called = new AtomicBoolean(false);
final GraphReader reader = readerMaker.apply(graph);
try (final ByteArrayInputStream bais = new ByteArrayInputStream(os.toByteArray())) {
reader.readVertexProperty(bais, propertyAttachable -> {
assertEquals(p.value(), propertyAttachable.get().value());
assertEquals(p.key(), propertyAttachable.get().key());
assertEquals(IteratorUtils.count(p.properties()), IteratorUtils.count(propertyAttachable.get().properties()));
assertEquals(p.property("startTime").value(), ((Property) propertyAttachable.get().properties("startTime").next()).value());
assertEquals(p.property("endTime").value(), ((Property) propertyAttachable.get().properties("endTime").next()).value());
called.set(true);
return propertyAttachable.get();
});
}
assertTrue(called.get());
}
}
@Test
@LoadGraphWith(LoadGraphWith.GraphData.MODERN)
public void shouldReadWriteVertexPropertyNoMetaProperties() throws Exception {
try (final ByteArrayOutputStream os = new ByteArrayOutputStream()) {
final GraphWriter writer = writerMaker.apply(graph);
final VertexProperty p = g.V(convertToVertexId("marko")).next().property("name");
writer.writeVertexProperty(os, p);
final AtomicBoolean called = new AtomicBoolean(false);
final GraphReader reader = readerMaker.apply(graph);
try (final ByteArrayInputStream bais = new ByteArrayInputStream(os.toByteArray())) {
reader.readVertexProperty(bais, propertyAttachable -> {
assertEquals(p.value(), propertyAttachable.get().value());
assertEquals(p.key(), propertyAttachable.get().key());
assertEquals(0, IteratorUtils.count(propertyAttachable.get().properties()));
called.set(true);
return propertyAttachable.get();
});
}
assertTrue(called.get());
}
}
@Test
@LoadGraphWith(LoadGraphWith.GraphData.MODERN)
public void shouldReadWritePropertyGraphSON() throws Exception {
try (final ByteArrayOutputStream os = new ByteArrayOutputStream()) {
final GraphWriter writer = writerMaker.apply(graph);
final Property p = g.E(convertToEdgeId("marko", "knows", "vadas")).next().property("weight");
writer.writeProperty(os, p);
final AtomicBoolean called = new AtomicBoolean(false);
final GraphReader reader = readerMaker.apply(graph);
try (final ByteArrayInputStream bais = new ByteArrayInputStream(os.toByteArray())) {
reader.readProperty(bais, propertyAttachable -> {
assertEquals(p.value(), propertyAttachable.get().value());
assertEquals(p.key(), propertyAttachable.get().key());
called.set(true);
return propertyAttachable.get();
});
}
assertTrue(called.get());
}
}
}