| // Copyright (c) 2021, 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.nest; |
| |
| import static com.android.tools.r8.TestRuntime.CfVm.JDK11; |
| import static org.junit.Assume.assumeTrue; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.desugar.nest.NestBasedAccessToNativeMethodTest.Main.Inner; |
| import com.google.common.collect.ImmutableList; |
| import java.io.IOException; |
| import java.util.List; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class NestBasedAccessToNativeMethodTest extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameterized.Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters() |
| .withCfRuntimesStartingFromIncluding(JDK11) |
| .withDexRuntimes() |
| .withAllApiLevels() |
| .build(); |
| } |
| |
| public NestBasedAccessToNativeMethodTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testD8() throws Exception { |
| assumeTrue(parameters.isDexRuntime()); |
| testForD8() |
| .addProgramClassFileData(getProgramClassFileData()) |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("Hello from native"); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addProgramClassFileData(getProgramClassFileData()) |
| .addKeepMainRule(Main.class) |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("Hello from native"); |
| } |
| |
| private List<byte[]> getProgramClassFileData() throws IOException, NoSuchMethodException { |
| return ImmutableList.of( |
| transformer(Main.class).setNest(Main.class, Inner.class).transform(), |
| transformer(Inner.class) |
| .setPrivate(Inner.class.getDeclaredMethod("goingToBePrivate")) |
| .setNest(Main.class, Inner.class) |
| .transform()); |
| } |
| |
| static class Main { |
| |
| public static void main(String[] args) { |
| try { |
| Inner.goingToBePrivate(); |
| } catch (UnsatisfiedLinkError e) { |
| System.out.println("Hello from native"); |
| } |
| } |
| |
| static class Inner { |
| |
| /*private*/ static native void goingToBePrivate(); |
| } |
| } |
| } |