blob: 7ea2765a06af4e640c3c7ac25ec85803cf3ab673 [file] [log] [blame]
// 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.accessrelaxation;
import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent;
import static com.android.tools.r8.utils.codeinspector.Matchers.isPrivate;
import static org.hamcrest.CoreMatchers.not;
import static org.hamcrest.MatcherAssert.assertThat;
import com.android.tools.r8.TestBase;
import com.android.tools.r8.utils.codeinspector.ClassSubject;
import com.android.tools.r8.utils.codeinspector.CodeInspector;
import com.android.tools.r8.utils.codeinspector.FieldSubject;
import org.junit.Test;
/**
* Tests that both R8 and Proguard may change the visibility of a field or method that is explicitly
* kept.
*/
public class AccessRelaxationProguardCompatTest extends TestBase {
private static Class<?> clazz = AccessRelaxationProguardCompatTestClass.class;
private static Class<?> clazzWithGetter = TestClassWithGetter.class;
@Test
public void r8Test() throws Exception {
testForR8(Backend.DEX)
.addProgramClasses(clazz, clazzWithGetter)
.addKeepMainRule(clazz)
.addKeepRules(
"-keep class " + TestClassWithGetter.class.getTypeName() + " {",
" private int field;",
"}")
.allowAccessModification()
.compile()
.inspect(AccessRelaxationProguardCompatTest::inspect);
}
@Test
public void proguardTest() throws Exception {
testForProguard()
.addProgramClasses(clazz, clazzWithGetter)
.addKeepMainRule(clazz)
.addKeepRules(
"-keep class " + TestClassWithGetter.class.getTypeName() + " {",
" private int field;",
"}")
.allowAccessModification()
.compile()
.inspect(AccessRelaxationProguardCompatTest::inspect);
}
private static void inspect(CodeInspector inspector) {
ClassSubject classSubject = inspector.clazz(clazzWithGetter);
assertThat(classSubject, isPresent());
FieldSubject fieldSubject = classSubject.uniqueFieldWithName("field");
assertThat(fieldSubject, isPresent());
// Although this field was explicitly kept, it is no longer private.
assertThat(fieldSubject, not(isPrivate()));
}
}
class AccessRelaxationProguardCompatTestClass {
public static void main(String[] args) {
TestClassWithGetter obj = new TestClassWithGetter();
System.out.println(obj.get());
}
}
class TestClassWithGetter {
private int field = 0;
public int get() {
System.out.println("In method()");
return field;
}
}