| // Copyright (c) 2020, 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.shaking.innerclassattributes; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.graph.DexItemFactory; |
| import com.android.tools.r8.graph.InnerClassAttribute; |
| import com.android.tools.r8.shaking.innerclassattributes.MissingOuterClassTest.Outer.Inner; |
| import com.android.tools.r8.utils.DescriptorUtils; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import java.util.List; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class MissingOuterClassTest extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public MissingOuterClassTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void test() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addKeepAllClassesRule() |
| .addKeepAttributeInnerClassesAndEnclosingMethod() |
| .compile() |
| .inspect( |
| inspector -> { |
| // Verify that the inner class attributes referring to MissingOuterClassTest have been |
| // removed. |
| ClassSubject outerClassSubject = inspector.clazz(Outer.class); |
| assertThat(outerClassSubject, isPresent()); |
| |
| ClassSubject innerClassSubject = inspector.clazz(Inner.class); |
| assertThat(innerClassSubject, isPresent()); |
| |
| List<InnerClassAttribute> outerInnerClassAttributes = |
| outerClassSubject.getDexProgramClass().getInnerClasses(); |
| assertEquals(1, outerInnerClassAttributes.size()); |
| inspectInnerClassAttribute( |
| outerClassSubject, |
| outerInnerClassAttributes.get(0), |
| outerClassSubject, |
| innerClassSubject); |
| |
| List<InnerClassAttribute> innerInnerClassAttributes = |
| innerClassSubject.getDexProgramClass().getInnerClasses(); |
| assertEquals(1, innerInnerClassAttributes.size()); |
| inspectInnerClassAttribute( |
| innerClassSubject, |
| innerInnerClassAttributes.get(0), |
| outerClassSubject, |
| innerClassSubject); |
| }); |
| } |
| |
| private void inspectInnerClassAttribute( |
| ClassSubject hostClassSubject, |
| InnerClassAttribute innerClassAttribute, |
| ClassSubject outerClassSubject, |
| ClassSubject innerClassSubject) { |
| assertEquals(innerClassSubject.getDexProgramClass().getType(), innerClassAttribute.getInner()); |
| assertEquals(outerClassSubject.getDexProgramClass().getType(), innerClassAttribute.getOuter()); |
| if (parameters.isCfRuntime() || hostClassSubject == innerClassSubject) { |
| assertEquals( |
| DescriptorUtils.getInnerClassName( |
| outerClassSubject.getFinalDescriptor(), innerClassSubject.getFinalDescriptor()), |
| innerClassAttribute.getInnerName().toSourceString()); |
| } else { |
| assertEquals(DexItemFactory.unknownTypeName, innerClassAttribute.getInnerName()); |
| } |
| } |
| |
| static class Outer { |
| |
| static class Inner {} |
| } |
| } |