| // Copyright (c) 2018, 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.resolution; |
| |
| import static junit.framework.TestCase.assertEquals; |
| import static junit.framework.TestCase.assertNull; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.dex.ApplicationReader; |
| import com.android.tools.r8.graph.AppInfoWithSubtyping; |
| import com.android.tools.r8.graph.DexApplication; |
| import com.android.tools.r8.graph.DexEncodedMethod; |
| import com.android.tools.r8.graph.DexItemFactory; |
| import com.android.tools.r8.graph.DexType; |
| import com.android.tools.r8.utils.AndroidApp; |
| import com.android.tools.r8.utils.DescriptorUtils; |
| import com.android.tools.r8.utils.InternalOptions; |
| import com.android.tools.r8.utils.Timing; |
| import java.io.IOException; |
| import java.util.concurrent.ExecutionException; |
| import org.junit.Test; |
| |
| public class ArrayTargetLookupTest extends TestBase { |
| |
| public static class Foo {} |
| |
| @Test |
| public void testArrays() throws IOException, ExecutionException { |
| Timing timing = new Timing(ArrayTargetLookupTest.class.getCanonicalName()); |
| InternalOptions options = new InternalOptions(); |
| AndroidApp app = |
| AndroidApp.builder() |
| .addLibraryFile(ToolHelper.getDefaultAndroidJar()) |
| .addProgramFiles(ToolHelper.getClassFileForTestClass(Foo.class)) |
| .build(); |
| DexApplication application = new ApplicationReader(app, options, timing).read().toDirect(); |
| AppInfoWithSubtyping appInfo = new AppInfoWithSubtyping(application); |
| DexItemFactory factory = options.itemFactory; |
| DexType fooType = |
| factory.createType(DescriptorUtils.javaTypeToDescriptor(Foo.class.getTypeName())); |
| DexType[] arrayTypes = |
| new DexType[] { |
| factory.createType("[I"), |
| factory.stringArrayType, |
| factory.objectArrayType, |
| factory.createArrayType(2, fooType) |
| }; |
| DexEncodedMethod langObjectNotifyMethod = |
| appInfo.lookupVirtualTarget( |
| fooType, |
| factory.createMethod(fooType, factory.createProto(factory.voidType), "notify")); |
| for (DexType arrType : arrayTypes) { |
| assertNull( |
| appInfo.lookupVirtualTarget( |
| arrType, factory.createMethod(arrType, factory.createProto(arrType), "clone"))); |
| DexEncodedMethod target = |
| appInfo.lookupVirtualTarget( |
| arrType, |
| factory.createMethod(arrType, factory.createProto(factory.voidType), "notify")); |
| assertEquals(langObjectNotifyMethod, target); |
| } |
| } |
| } |