| // Copyright (c) 2019, 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.naming.b132460884; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.utils.BooleanUtils; |
| import com.android.tools.r8.utils.StringUtils; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.Map; |
| import java.util.Set; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| class TestMap<K, V> { |
| private Map<K, V> map; |
| |
| private TestMap() { |
| this.map = new HashMap<>(); |
| } |
| |
| public static <K, V> TestMap<K, V> of(K k, V v) { |
| TestMap<K, V> m = new TestMap<>(); |
| m.map.put(k, v); |
| return m; |
| } |
| |
| public Set<Map.Entry<K, V>> entrySet() { |
| class LocalEntrySet extends HashSet<Map.Entry<K, V>> { |
| @Override |
| public Iterator<Map.Entry<K, V>> iterator() { |
| return map.entrySet().iterator(); |
| } |
| } |
| return map.isEmpty() ? new HashSet<>() : new LocalEntrySet(); |
| } |
| } |
| |
| class TestMain { |
| public static void main(String... args) { |
| TestMap<String, Integer> map = TestMap.of("R", 8); |
| Iterator<Map.Entry<String, Integer>> it = map.entrySet().iterator(); |
| while (it.hasNext()) { |
| Map.Entry<String, Integer> entry = it.next(); |
| System.out.println(entry.getKey() + " -> " + entry.getValue()); |
| } |
| } |
| } |
| |
| @RunWith(Parameterized.class) |
| public class LocalClassRenamingTest extends TestBase { |
| private static final String EXPECTED_OUTPUT = StringUtils.lines("R -> 8"); |
| |
| private final TestParameters parameters; |
| private final boolean enableMinification; |
| |
| @Parameterized.Parameters(name = "{0} minification: {1}") |
| public static Collection<Object[]> data() { |
| return buildParameters( |
| getTestParameters().withAllRuntimes().withAllApiLevels().build(), |
| BooleanUtils.values()); |
| } |
| |
| public LocalClassRenamingTest(TestParameters parameters, boolean enableMinification) { |
| this.parameters = parameters; |
| this.enableMinification = enableMinification; |
| } |
| |
| @Test |
| public void b132460884() throws Exception { |
| testForR8Compat(parameters.getBackend()) |
| .addProgramClassesAndInnerClasses(TestMap.class) |
| .addProgramClasses(TestMain.class) |
| .addKeepMainRule(TestMain.class) |
| .addKeepAttributes("Signature", "InnerClasses") |
| .noTreeShaking() |
| .minification(enableMinification) |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .inspect(inspector -> { |
| ClassSubject local = inspector.clazz(TestMap.class.getName() + "$1LocalEntrySet"); |
| assertThat(local, isPresent()); |
| assertEquals(enableMinification, local.isRenamed()); |
| }) |
| .run(parameters.getRuntime(), TestMain.class) |
| .assertSuccessWithOutput(EXPECTED_OUTPUT); |
| } |
| } |