| // Copyright (c) 2020, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| package com.android.tools.r8.desugar.desugaredlibrary.gson; |
| |
| import static com.android.tools.r8.desugar.desugaredlibrary.test.CompilationSpecification.DEFAULT_SPECIFICATIONS; |
| import static com.android.tools.r8.desugar.desugaredlibrary.test.LibraryDesugaringSpecification.getJdk8Jdk11; |
| |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.ToolHelper.DexVm.Version; |
| import com.android.tools.r8.desugar.desugaredlibrary.DesugaredLibraryTestBase; |
| import com.android.tools.r8.desugar.desugaredlibrary.test.CompilationSpecification; |
| import com.android.tools.r8.desugar.desugaredlibrary.test.LibraryDesugaringSpecification; |
| import com.android.tools.r8.utils.StringUtils; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.ObjectInputStream; |
| import java.io.ObjectOutputStream; |
| import java.util.List; |
| import java.util.concurrent.ConcurrentHashMap; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class MyMapFileSerializationTest extends DesugaredLibraryTestBase { |
| |
| private final TestParameters parameters; |
| private final LibraryDesugaringSpecification libraryDesugaringSpecification; |
| private final CompilationSpecification compilationSpecification; |
| |
| private static final String EXPECTED_RESULT = StringUtils.lines("2", "2", "v1", "v1", "v2", "v2"); |
| |
| @Parameters(name = "{0}, spec: {1}, {2}") |
| public static List<Object[]> data() { |
| return buildParameters( |
| // TODO(b/134732760): Skip Android 4.4.4 due to missing libjavacrypto. |
| getTestParameters() |
| .withDexRuntime(Version.V4_0_4) |
| .withDexRuntimesStartingFromIncluding(Version.V5_1_1) |
| .withAllApiLevels() |
| .build(), |
| getJdk8Jdk11(), |
| DEFAULT_SPECIFICATIONS); |
| } |
| |
| public MyMapFileSerializationTest( |
| TestParameters parameters, |
| LibraryDesugaringSpecification libraryDesugaringSpecification, |
| CompilationSpecification compilationSpecification) { |
| this.parameters = parameters; |
| this.libraryDesugaringSpecification = libraryDesugaringSpecification; |
| this.compilationSpecification = compilationSpecification; |
| } |
| |
| @Test |
| public void testMapSerialization() throws Exception { |
| testForDesugaredLibrary(parameters, libraryDesugaringSpecification, compilationSpecification) |
| .addInnerClasses(MyMapFileSerializationTest.class) |
| .addKeepMainRule(Executor.class) |
| .noMinification() |
| .compile() |
| .withArt6Plus64BitsLib() |
| .run(parameters.getRuntime(), Executor.class, uniqueName()) |
| .assertSuccessWithOutput(EXPECTED_RESULT); |
| } |
| |
| private String uniqueName() { |
| return libraryDesugaringSpecification.toString() |
| + "_" |
| + compilationSpecification.toString() |
| + "_" |
| + parameters.getRuntime() |
| + "_" |
| + parameters.getApiLevel(); |
| } |
| |
| @SuppressWarnings("MismatchedQueryAndUpdateOfCollection") |
| static class Executor { |
| |
| @SuppressWarnings("unchecked") |
| public static void main(String[] args) throws Exception { |
| MyMap<String, String> map = new MyMap<>(); |
| map.put("k1", "v1"); |
| map.put("k2", "v2"); |
| // It seems the FileSystem is shared across multiple VM runs at least on some VMs. |
| // There is no easy way to create a temp file that works on all VM/configurations. |
| // We pass a unique string as parameter that we use for the file name. |
| File file = new File("test_" + args[0]); |
| |
| FileOutputStream fos = new FileOutputStream(file); |
| ObjectOutputStream oos = new ObjectOutputStream(fos); |
| oos.writeObject(map); |
| oos.close(); |
| fos.close(); |
| |
| FileInputStream fis = new FileInputStream(file); |
| ObjectInputStream ois = new ObjectInputStream(fis); |
| MyMap<String, String> newMap = (MyMap<String, String>) ois.readObject(); |
| fis.close(); |
| ois.close(); |
| |
| System.out.println(map.size()); |
| System.out.println(newMap.size()); |
| System.out.println(map.get("k1")); |
| System.out.println(newMap.get("k1")); |
| System.out.println(map.get("k2")); |
| System.out.println(newMap.get("k2")); |
| } |
| } |
| |
| static class MyMap<R, T> extends ConcurrentHashMap<R, T> {} |
| } |