| // Copyright (c) 2022, 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.backports; |
| |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.ToolHelper.DexVm.Version; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import java.util.concurrent.atomic.AtomicReference; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class AtomicReferenceTest extends AbstractBackportTest { |
| |
| @Parameters(name = "{0}") |
| public static Iterable<?> data() { |
| return getTestParameters() |
| .withDexRuntimesStartingFromExcluding(Version.V4_0_4) |
| .withAllApiLevels() |
| .build(); |
| } |
| |
| public AtomicReferenceTest(TestParameters parameters) { |
| super(parameters, AtomicReference.class, Main.class); |
| |
| ignoreInvokes("<init>"); |
| |
| // java.util.concurrent.atomic.AtomicReference issue is on API 31, see b/211646483. |
| registerTarget(AndroidApiLevel.Sv2, 3); |
| } |
| |
| public static class Main extends MiniAssert { |
| public volatile String field; |
| |
| public static void main(String[] args) throws Exception { |
| AtomicReference<String> reference = new AtomicReference<>(null); |
| assertTrue(reference.compareAndSet(null, "A")); |
| assertTrue(reference.compareAndSet("A", "B")); |
| assertFalse(reference.compareAndSet("A", "B")); |
| } |
| } |
| } |