| // Copyright 2018 The Bazel Authors. All rights reserved. |
| // |
| // Licensed 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 com.google.devtools.build.lib.skyframe.serialization; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static com.google.devtools.build.lib.testutil.MoreAsserts.assertThrows; |
| |
| import com.google.common.collect.ImmutableMap; |
| import com.google.devtools.build.lib.skyframe.serialization.testutils.SerializationTester; |
| import com.google.devtools.build.lib.skyframe.serialization.testutils.TestUtils; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests for {@link ArrayCodec}. */ |
| @RunWith(JUnit4.class) |
| public class ArrayCodecTest { |
| @Test |
| public void smoke() throws Exception { |
| Object[] instance = new Object[2]; |
| instance[0] = "hi"; |
| Object[] inner = new Object[2]; |
| inner[0] = "inner1"; |
| inner[1] = null; |
| instance[1] = inner; |
| new SerializationTester(new Object[0], instance) |
| .setVerificationFunction(ArrayCodecTest::verifyDeserialized) |
| .runTests(); |
| } |
| |
| @Test |
| public void stackOverflowTransformedIntoSerializationException() { |
| int depth = 4000; |
| Object[] obj = new Object[1]; |
| Object[] cur = obj; |
| for (int i = 0; i < depth; i++) { |
| cur[0] = new Object[1]; |
| cur = (Object[]) cur[0]; |
| } |
| assertThrows(SerializationException.class, () -> TestUtils.toBytes(obj, ImmutableMap.of())); |
| } |
| |
| private static void verifyDeserialized(Object[] original, Object[] deserialized) { |
| assertThat(deserialized).hasLength(original.length); |
| for (int i = 0; i < deserialized.length; i++) { |
| if (original[i] instanceof Object[]) { |
| assertThat(deserialized[i]).isInstanceOf(Object[].class); |
| verifyDeserialized((Object[]) original[i], (Object[]) deserialized[i]); |
| } else { |
| assertThat(deserialized[i]).isEqualTo(original[i]); |
| } |
| } |
| } |
| } |