| // Copyright (c) 2019, 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.naming.b139991218; |
| |
| import static junit.framework.TestCase.assertTrue; |
| import static org.junit.Assert.assertFalse; |
| |
| import com.android.tools.r8.CompilationFailedException; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.ir.optimize.Inliner.Reason; |
| import com.android.tools.r8.utils.FileUtils; |
| import com.android.tools.r8.utils.StringUtils; |
| import com.android.tools.r8.utils.codeinspector.FoundClassSubject; |
| import com.google.common.collect.ImmutableSet; |
| import java.io.IOException; |
| import java.nio.file.Paths; |
| import java.util.concurrent.ExecutionException; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| /** |
| * This is a reproduction of b/139991218 where a defined annotation can no longer be found because |
| * the hash has changed from when it was cached, due to the GenericSignatureRewriter. |
| * |
| * <p>It requires that the hash is pre-computed and that seem to happen only in the lambda merger, |
| * which is why the ASMified code is generated from kotlin. |
| */ |
| @RunWith(Parameterized.class) |
| public class TestRunner extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withDexRuntimes().withAllApiLevels().build(); |
| } |
| |
| public TestRunner(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testSignatureRewriteHash() |
| throws ExecutionException, CompilationFailedException, IOException { |
| testForR8(parameters.getBackend()) |
| .addProgramClassFileData(Lambda1.dump(), Lambda2.dump(), Main.dump(), Alpha.dump()) |
| .addProgramFiles( |
| Paths.get( |
| ToolHelper.TESTS_BUILD_DIR, |
| "kotlinR8TestResources", |
| "JAVA_8", |
| "lambdas_kstyle_generics" + FileUtils.JAR_EXTENSION)) |
| .addKeepMainRule(Main.class) |
| .addKeepAllAttributes() |
| .addOptionsModification( |
| options -> { |
| options.testing.validInliningReasons = ImmutableSet.of(Reason.FORCE); |
| options.enableClassInlining = false; |
| }) |
| .setMinApi(parameters.getApiLevel()) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutput(StringUtils.lines("11", "12")) |
| .inspect( |
| inspector -> { |
| // Ensure that we have created a lambda group and that the lambda classes are now |
| // gone. |
| boolean foundLambdaGroup = false; |
| for (FoundClassSubject allClass : inspector.allClasses()) { |
| foundLambdaGroup |= allClass.getOriginalName().contains("LambdaGroup"); |
| assertFalse(allClass.getOriginalName().contains("b139991218.Lambda")); |
| } |
| assertTrue(foundLambdaGroup); |
| }); |
| } |
| } |