| // Copyright (c) 2023, 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.ir.optimize.instanceofremoval.illegalaccess; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.ir.optimize.instanceofremoval.illegalaccess.pkg.A; |
| import java.io.IOException; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameter; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class IllegalAccessDeadInstanceOfTest extends TestBase { |
| |
| @Parameter(0) |
| public TestParameters parameters; |
| |
| public IllegalAccessDeadInstanceOfTest() {} |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| @Test |
| public void testReference() throws Exception { |
| testForRuntime(parameters) |
| .addProgramClasses(Main.class) |
| .addProgramClassFileData(getTransformedA()) |
| .run(this.parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("false"); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addProgramClasses(Main.class) |
| .addProgramClassFileData(getTransformedA()) |
| .addKeepMainRule(Main.class) |
| .setMinApi(this.parameters) |
| .run(this.parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("false"); |
| } |
| |
| private static byte[] getTransformedA() throws IOException { |
| return transformer(A.class).setClassAccessFlags(0).transform(); |
| } |
| |
| public static class Main { |
| |
| public static void main(String[] args) { |
| System.out.println(check()); |
| } |
| |
| private static boolean check() { |
| Object o = null; |
| // A is transformed to be a non-public class in a different package. |
| if (o instanceof A) { |
| return true; |
| } |
| return false; |
| } |
| } |
| } |