| /* |
| * 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.driver.ser.binary; |
| |
| import io.netty.buffer.UnpooledByteBufAllocator; |
| import org.apache.tinkerpop.gremlin.driver.ser.NettyBufferFactory; |
| import org.apache.tinkerpop.gremlin.process.remote.traversal.DefaultRemoteTraverser; |
| import org.apache.tinkerpop.gremlin.process.traversal.Bytecode; |
| import org.apache.tinkerpop.gremlin.process.traversal.step.util.BulkSet; |
| import org.apache.tinkerpop.gremlin.process.traversal.step.util.EmptyPath; |
| import org.apache.tinkerpop.gremlin.process.traversal.step.util.Tree; |
| import org.apache.tinkerpop.gremlin.process.traversal.util.DefaultTraversalMetrics; |
| import org.apache.tinkerpop.gremlin.process.traversal.util.MutableMetrics; |
| import org.apache.tinkerpop.gremlin.structure.Vertex; |
| import org.apache.tinkerpop.gremlin.structure.io.Buffer; |
| import org.apache.tinkerpop.gremlin.structure.io.binary.GraphBinaryWriter; |
| import org.apache.tinkerpop.gremlin.structure.util.reference.ReferenceEdge; |
| import org.apache.tinkerpop.gremlin.structure.util.reference.ReferencePath; |
| import org.apache.tinkerpop.gremlin.structure.util.reference.ReferenceVertex; |
| import org.apache.tinkerpop.gremlin.structure.util.reference.ReferenceVertexProperty; |
| import org.apache.tinkerpop.gremlin.util.function.Lambda; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| import java.io.IOException; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| @RunWith(Parameterized.class) |
| public class TypeSerializerFailureTests { |
| |
| private final GraphBinaryWriter writer = new GraphBinaryWriter(); |
| private final UnpooledByteBufAllocator allocator = new UnpooledByteBufAllocator(false); |
| private static final NettyBufferFactory bufferFactory = new NettyBufferFactory(); |
| |
| @Parameterized.Parameters(name = "Value={0}") |
| public static Collection input() { |
| final Bytecode.Binding b = new Bytecode.Binding(null, "b"); |
| |
| final ReferenceVertex vertex = new ReferenceVertex("a vertex", null); |
| |
| final Bytecode bytecode = new Bytecode(); |
| bytecode.addStep(null); |
| |
| final BulkSet<Object> bulkSet = new BulkSet<>(); |
| bulkSet.add(vertex, 1L); |
| |
| final MutableMetrics metrics = new MutableMetrics("a metric", null); |
| |
| final Tree<Vertex> tree = new Tree<>(); |
| tree.put(vertex, null); |
| |
| // Provide instances that are malformed for serialization to fail |
| return Arrays.asList( |
| b, |
| vertex, |
| Collections.singletonMap("one", b), |
| bulkSet, |
| bytecode, |
| Collections.singletonList(vertex), |
| new ReferenceEdge("an edge", null, vertex, vertex), |
| Lambda.supplier(null), |
| metrics, |
| new DefaultTraversalMetrics(1L, Collections.singletonList(metrics)), |
| new DefaultRemoteTraverser<>(new Object(), 1L), |
| tree, |
| new ReferenceVertexProperty<>("a prop", null, "value"), |
| new InvalidPath() |
| ); |
| } |
| |
| @Parameterized.Parameter(value = 0) |
| public Object value; |
| |
| @Test |
| public void shouldReleaseMemoryWhenFails() { |
| final Buffer buffer = bufferFactory.create(allocator.buffer()); |
| try { |
| writer.write(value, buffer); |
| fail("Should throw exception"); |
| } catch (IOException | RuntimeException e) { |
| // We are the owner of the buffer, we should release it |
| buffer.release(); |
| } |
| |
| // Make sure all allocations where released |
| assertEquals(0, allocator.metric().usedHeapMemory()); |
| } |
| |
| public static class InvalidPath extends ReferencePath { |
| public InvalidPath() { |
| super(EmptyPath.instance()); |
| } |
| |
| @Override |
| public List<Object> objects() { |
| return Collections.singletonList(new Object()); |
| } |
| } |
| } |