| // 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.ir.optimize.string; |
| |
| 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 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; |
| import org.objectweb.asm.Opcodes; |
| |
| /** Reproduction for b/230821936. Also see b/231450655 for Art 8.1 issue. */ |
| @RunWith(Parameterized.class) |
| public class InvokeInterfaceToStringEqualsTest extends TestBase { |
| |
| @Parameter(0) |
| public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| @Test |
| public void testD8() throws Exception { |
| assumeTrue(parameters.isDexRuntime()); |
| testForD8(parameters.getBackend()) |
| .addProgramClassFileData(getTransformedMain(MainD8.class)) |
| .setMinApi(parameters.getApiLevel()) |
| .run(parameters.getRuntime(), MainD8.class) |
| .assertSuccessWithOutputLines("false"); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addProgramClassFileData(getTransformedMain(MainR8.class)) |
| .addKeepMainRule(MainR8.class) |
| .addDontOptimize() |
| .setMinApi(parameters.getApiLevel()) |
| .run(parameters.getRuntime(), MainR8.class) |
| .assertSuccessWithOutputLines("false"); |
| } |
| |
| private static byte[] getTransformedMain(Class<?> clazz) throws IOException { |
| return transformer(clazz) |
| .transformMethodInsnInMethod( |
| "main", |
| (opcode, owner, name, descriptor, isInterface, continuation) -> { |
| if (name.equals("equals")) { |
| continuation.visitMethodInsn( |
| Opcodes.INVOKEINTERFACE, |
| binaryName(CharSequence.class), |
| name, |
| descriptor, |
| true); |
| } else { |
| continuation.visitMethodInsn(opcode, owner, name, descriptor, isInterface); |
| } |
| }) |
| .transform(); |
| } |
| |
| static class MainR8 { |
| |
| public static void main(String[] args) { |
| String s = System.currentTimeMillis() > 0 ? "foo" : "bar"; |
| System.out.println(s.equals("baz")); |
| } |
| } |
| |
| static class MainD8 { |
| |
| public static void main(String[] args) { |
| System.out.println("foo".equals("baz")); |
| } |
| } |
| } |