| // 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.ir.optimize.reflection; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.graph.DexMethod; |
| import com.android.tools.r8.utils.BooleanUtils; |
| import com.android.tools.r8.utils.InternalOptions; |
| import com.android.tools.r8.utils.codeinspector.MethodSubject; |
| import com.google.common.collect.Streams; |
| import java.io.IOException; |
| import java.nio.file.Path; |
| import java.util.Collection; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public abstract class GetNameTestBase extends TestBase { |
| static final String CLASS_DESCRIPTOR = "Ljava/lang/Class;"; |
| static final String STRING_DESCRIPTOR = "Ljava/lang/String;"; |
| |
| protected final TestParameters parameters; |
| protected final boolean enableMinification; |
| Path mapping; |
| |
| @Parameterized.Parameters(name = "{0} minification: {1}") |
| public static Collection<Object[]> data() { |
| return buildParameters( |
| getTestParameters().withAllRuntimesAndApiLevels().build(), BooleanUtils.values()); |
| } |
| |
| public GetNameTestBase(TestParameters parameters, boolean enableMinification) { |
| this.parameters = parameters; |
| this.enableMinification = enableMinification; |
| } |
| |
| protected void configure(InternalOptions options) { |
| options.testing.forceNameReflectionOptimization = true; |
| } |
| |
| Path createNewMappingPath() throws IOException { |
| mapping = temp.newFile(ToolHelper.DEFAULT_PROGUARD_MAP_FILE).toPath(); |
| return mapping; |
| } |
| |
| static boolean isNameReflection(DexMethod method) { |
| return method.holder.toDescriptorString().equals(CLASS_DESCRIPTOR) |
| && method.getArity() == 0 |
| && method.proto.returnType.toDescriptorString().equals(STRING_DESCRIPTOR) |
| && method.name.toString().startsWith("get") |
| && method.name.toString().endsWith("Name"); |
| } |
| |
| protected static long countGetName(MethodSubject method) { |
| return Streams.stream(method.iterateInstructions(instructionSubject -> { |
| if (instructionSubject.isInvoke()) { |
| return isNameReflection(instructionSubject.getMethod()); |
| } |
| return false; |
| })).count(); |
| } |
| } |