| // 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; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.TestRunResult; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.StringUtils; |
| import java.util.concurrent.ConcurrentHashMap; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class ConcurrentHashMapKeySetTest extends TestBase { |
| |
| static final String EXPECTED = StringUtils.lines("Hello, world"); |
| |
| private final TestParameters parameters; |
| |
| @Parameterized.Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimes().withAllApiLevelsAlsoForCf().build(); |
| } |
| |
| public ConcurrentHashMapKeySetTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void test() throws Exception { |
| TestRunResult<?> result = |
| testForDesugaring(parameters) |
| .addInnerClasses(ConcurrentHashMapKeySetTest.class) |
| .run(parameters.getRuntime(), TestClass.class); |
| if (parameters.isDexRuntime() |
| && parameters.getRuntime().asDex().getMinApiLevel().isLessThan(AndroidApiLevel.Q)) { |
| // TODO(b/123160897): Support desugaring of the Java 8 change to ConcurrentHashMap::keySet. |
| result.assertFailureWithErrorThatThrows(NoSuchMethodError.class); |
| } else { |
| result.assertSuccessWithOutput(EXPECTED); |
| } |
| // TODO(b/123160897): Inspect that keySet has changed on API level < Q / JDK8. |
| } |
| |
| static class TestClass { |
| |
| static ConcurrentHashMap<String, String> map = new ConcurrentHashMap<>(); |
| |
| public static void main(String[] args) { |
| map.put("Hello", "world"); |
| for (String key : map.keySet()) { |
| System.out.println(key + ", " + map.get(key)); |
| } |
| } |
| } |
| } |