| // 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.repackage; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresentAndNotRenamed; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assume.assumeTrue; |
| |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.ProguardVersion; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.repackage.testclasses.RepackageForKeepClassMembers; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class RepackageKeepClassMembersTest extends RepackageTestBase { |
| |
| private final String EXPECTED = "Could not find " + typeName(RepackageForKeepClassMembers.class); |
| |
| public RepackageKeepClassMembersTest( |
| String flattenPackageHierarchyOrRepackageClasses, TestParameters parameters) { |
| super(flattenPackageHierarchyOrRepackageClasses, parameters); |
| } |
| |
| @Test |
| public void testPG() throws Exception { |
| assumeTrue(parameters.isOrSimulateNoneRuntime()); |
| testForProguard(ProguardVersion.V7_0_0) |
| .addProgramClasses(RepackageForKeepClassMembers.class, Main.class) |
| .setMinApi(parameters.getApiLevel()) |
| .apply(this::configureRepackaging) |
| .addKeepRules( |
| "-keepclassmembers class " + typeName(RepackageForKeepClassMembers.class) + " { *; }") |
| .addKeepMainRule(Main.class) |
| .addDontWarn(RepackageKeepClassMembersTest.class, NeverClassInline.class) |
| .run(parameters.getRuntime(), Main.class, typeName(RepackageForKeepClassMembers.class)) |
| .inspect(this::inspect) |
| .assertSuccessWithOutputLines(EXPECTED); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addProgramClasses(RepackageForKeepClassMembers.class, Main.class) |
| .setMinApi(parameters.getApiLevel()) |
| .apply(this::configureRepackaging) |
| .addKeepRules( |
| "-keepclassmembers class " + typeName(RepackageForKeepClassMembers.class) + " { *; }") |
| .addKeepMainRule(Main.class) |
| .enableNeverClassInliningAnnotations() |
| .run(parameters.getRuntime(), Main.class, typeName(RepackageForKeepClassMembers.class)) |
| .inspect(this::inspect) |
| .assertSuccessWithOutputLines(EXPECTED); |
| } |
| |
| private void inspect(CodeInspector inspector) { |
| ClassSubject clazz = inspector.clazz(RepackageForKeepClassMembers.class); |
| assertThat(clazz, isPresent()); |
| assertThat(RepackageForKeepClassMembers.class, isRepackaged(inspector)); |
| assertThat(clazz.uniqueFieldWithOriginalName("hashCodeCache"), isPresentAndNotRenamed()); |
| assertThat(clazz.uniqueMethodWithOriginalName("calculateHashCode"), isPresentAndNotRenamed()); |
| } |
| |
| public static class Main { |
| |
| public static void main(String[] args) { |
| if (System.currentTimeMillis() == 0) { |
| System.out.println(new RepackageForKeepClassMembers().hashCode()); |
| } |
| try { |
| Class<?> subClass = Class.forName(args[0]); |
| Object subInstance = subClass.getDeclaredConstructor().newInstance(); |
| subClass.getMethod("calculateHashCode").invoke(subInstance); |
| System.out.println("Hello World!"); |
| } catch (Exception e) { |
| System.out.println("Could not find " + args[0]); |
| } |
| } |
| } |
| } |