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// 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.assertNotEquals;
import static org.junit.Assert.assertTrue;
import com.android.tools.r8.code.ConstClass;
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 AtomicFieldUpdaterTest extends CompatProguardSmaliTestBase {
private final String CLASS_NAME = "Example";
private final static String BOO = "Boo";
@Test
public void integerFieldUpdater_renamed() throws Exception {
SmaliBuilder builder = new SmaliBuilder(CLASS_NAME);
builder.addMainMethod(
2,
"const-class v0, LBoo;",
"const-string v1, \"foo\"",
"invoke-static {v0, v1}, "
+ "Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;"
+ "->newUpdater(Ljava/lang/Class;Ljava/lang/String;)"
+ "Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;",
"return-void");
builder.addClass(BOO);
builder.addStaticField("foo", "I");
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 ConstClass);
assertTrue(code.instructions[1] instanceof ConstString);
ConstString constString = (ConstString) code.instructions[1];
assertNotEquals("foo", constString.getString().toString());
assertTrue(code.instructions[2] instanceof InvokeStatic);
assertTrue(code.instructions[3] instanceof ReturnVoid);
}
@Test
public void longFieldUpdater_renamed() throws Exception {
SmaliBuilder builder = new SmaliBuilder(CLASS_NAME);
builder.addMainMethod(
2,
"const-class v0, LBoo;",
"const-string v1, \"foo\"",
"invoke-static {v0, v1}, "
+ "Ljava/util/concurrent/atomic/AtomicLongFieldUpdater;"
+ "->newUpdater(Ljava/lang/Class;Ljava/lang/String;)"
+ "Ljava/util/concurrent/atomic/AtomicLongFieldUpdater;",
"return-void");
builder.addClass(BOO);
builder.addStaticField("foo", "J");
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 ConstClass);
assertTrue(code.instructions[1] instanceof ConstString);
ConstString constString = (ConstString) code.instructions[1];
assertNotEquals("foo", constString.getString().toString());
assertTrue(code.instructions[2] instanceof InvokeStatic);
assertTrue(code.instructions[3] instanceof ReturnVoid);
}
@Test
public void referenceFieldUpdater_renamed() throws Exception {
SmaliBuilder builder = new SmaliBuilder(CLASS_NAME);
builder.addMainMethod(
3,
"const-class v0, LBoo;",
"const-class v1, Ljava/lang/Object;",
"const-string v2, \"foo\"",
"invoke-static {v0, v1, v2}, "
+ "Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;"
+ "->newUpdater(Ljava/lang/Class;Ljava/lang/Class;Ljava/lang/String;)"
+ "Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;",
"return-void");
builder.addClass(BOO);
builder.addStaticField("foo", "Ljava/lang/Object;");
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 ConstClass);
assertTrue(code.instructions[1] instanceof ConstClass);
assertTrue(code.instructions[2] instanceof ConstString);
ConstString constString = (ConstString) code.instructions[2];
assertNotEquals("foo", constString.getString().toString());
assertTrue(code.instructions[3] instanceof InvokeStatic);
assertTrue(code.instructions[4] instanceof ReturnVoid);
}
}