| // Copyright (c) 2017, 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.compatproguard; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.android.tools.r8.code.ConstString; |
| import com.android.tools.r8.code.InvokeStatic; |
| import com.android.tools.r8.code.ReturnVoid; |
| import com.android.tools.r8.graph.DexCode; |
| import com.android.tools.r8.smali.SmaliBuilder; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| import com.android.tools.r8.utils.codeinspector.MethodSubject; |
| import com.google.common.collect.ImmutableList; |
| import java.util.List; |
| import org.junit.Test; |
| |
| public class ForNameTest extends CompatProguardSmaliTestBase { |
| |
| private final String CLASS_NAME = "Example"; |
| private final static String BOO = "Boo"; |
| |
| @Test |
| public void forName_renamed() throws Exception { |
| SmaliBuilder builder = new SmaliBuilder(CLASS_NAME); |
| builder.addMainMethod( |
| 1, |
| "const-string v0, \"" + BOO + "\"", |
| "invoke-static {v0}, Ljava/lang/Class;->forName(Ljava/lang/String;)Ljava/lang/Class;", |
| "move-result-object v0", |
| "return-void"); |
| builder.addClass(BOO); |
| |
| List<String> pgConfigs = ImmutableList.of( |
| keepMainProguardConfiguration(CLASS_NAME), |
| "-dontshrink", |
| "-dontoptimize"); |
| CodeInspector inspector = runCompatProguard(builder, pgConfigs); |
| |
| ClassSubject clazz = inspector.clazz(CLASS_NAME); |
| assertTrue(clazz.isPresent()); |
| MethodSubject method = clazz.method(CodeInspector.MAIN); |
| assertTrue(method.isPresent()); |
| |
| DexCode code = method.getMethod().getCode().asDexCode(); |
| assertTrue(code.instructions[0] instanceof ConstString); |
| ConstString constString = (ConstString) code.instructions[0]; |
| assertNotEquals(BOO, constString.getString().toString()); |
| assertTrue(code.instructions[1] instanceof InvokeStatic); |
| assertTrue(code.instructions[2] instanceof ReturnVoid); |
| } |
| |
| @Test |
| public void forName_noMinification() throws Exception { |
| SmaliBuilder builder = new SmaliBuilder(CLASS_NAME); |
| builder.addMainMethod( |
| 1, |
| "const-string v0, \"" + BOO + "\"", |
| "invoke-static {v0}, Ljava/lang/Class;->forName(Ljava/lang/String;)Ljava/lang/Class;", |
| "move-result-object v0", |
| "return-void"); |
| builder.addClass(BOO); |
| |
| List<String> pgConfigs = ImmutableList.of( |
| keepMainProguardConfiguration(CLASS_NAME), |
| "-dontshrink", |
| "-dontoptimize", |
| "-dontobfuscate"); |
| CodeInspector inspector = runCompatProguard(builder, pgConfigs); |
| |
| ClassSubject clazz = inspector.clazz(CLASS_NAME); |
| assertTrue(clazz.isPresent()); |
| MethodSubject method = clazz.method(CodeInspector.MAIN); |
| assertTrue(method.isPresent()); |
| |
| DexCode code = method.getMethod().getCode().asDexCode(); |
| assertTrue(code.instructions[0] instanceof ConstString); |
| ConstString constString = (ConstString) code.instructions[0]; |
| assertEquals(BOO, constString.getString().toString()); |
| assertTrue(code.instructions[1] instanceof InvokeStatic); |
| assertTrue(code.instructions[2] instanceof ReturnVoid); |
| } |
| |
| } |