| // 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.accessrelaxation; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.utils.DescriptorUtils; |
| import com.google.common.collect.ImmutableList; |
| import java.util.List; |
| import org.junit.BeforeClass; |
| 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; |
| import org.objectweb.asm.Opcodes; |
| |
| @RunWith(Parameterized.class) |
| public class PreserveIllegalAccessErrorInstanceOfTest extends TestBase { |
| |
| private static final String NEW_A_DESCRIPTOR = "LA;"; |
| |
| private static List<byte[]> programClassFileData; |
| |
| @Parameter(0) |
| public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| @BeforeClass |
| public static void setup() throws Exception { |
| programClassFileData = |
| ImmutableList.of( |
| transformer(Main.class) |
| .transformTypeInsnInMethod( |
| "main", |
| (opcode, descriptor, visitor) -> { |
| assertEquals(Opcodes.INSTANCEOF, opcode); |
| visitor.visitTypeInsn( |
| opcode, DescriptorUtils.getBinaryNameFromDescriptor(NEW_A_DESCRIPTOR)); |
| }) |
| .transform(), |
| transformer(A.class).setClassDescriptor(NEW_A_DESCRIPTOR).transform()); |
| } |
| |
| @Test |
| public void testRuntime() throws Exception { |
| testForRuntime(parameters) |
| .addProgramClassFileData(programClassFileData) |
| .run(parameters.getRuntime(), Main.class) |
| .assertFailureWithErrorThatThrows(IllegalAccessError.class); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addProgramClassFileData(programClassFileData) |
| .addKeepMainRule(Main.class) |
| .allowAccessModification() |
| .setMinApi(parameters) |
| .compile() |
| .run(parameters.getRuntime(), Main.class) |
| .assertFailureWithErrorThatThrows(IllegalAccessError.class); |
| } |
| |
| static class Main { |
| |
| public static void main(String[] args) { |
| Object o = args; |
| boolean b = o instanceof A; |
| } |
| } |
| |
| static class /*different_package.*/ A {} |
| } |