| // 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.graph.genericsignature; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNull; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.shaking.ProguardKeepAttributes; |
| import com.android.tools.r8.transformers.ClassFileTransformer.FieldPredicate; |
| import com.android.tools.r8.transformers.ClassFileTransformer.MethodPredicate; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.FieldSubject; |
| import com.android.tools.r8.utils.codeinspector.MethodSubject; |
| 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 UnknownClassInSignatureTest extends TestBase { |
| |
| private final TestParameters parameters; |
| private final String NEW_FIELD_SIGNATURE = "LUnknownClass4<LUnknownClass4;>;"; |
| private final String NEW_METHOD_SIGNATURE = "()LUnkownClass5<LunknownPackage/UnknownClass6;>;"; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public UnknownClassInSignatureTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addProgramClassFileData( |
| transformer(Main.class) |
| .removeInnerClasses() |
| .setGenericSignature("<T:LUnknownClass1;>LUnknownClass2<LUnknownClass3;>;") |
| .setGenericSignature(FieldPredicate.onName("field"), NEW_FIELD_SIGNATURE) |
| .setGenericSignature(MethodPredicate.onName("main"), NEW_METHOD_SIGNATURE) |
| .transform()) |
| .addKeepAllClassesRule() |
| .addKeepAttributes( |
| ProguardKeepAttributes.SIGNATURE, |
| ProguardKeepAttributes.ENCLOSING_METHOD, |
| ProguardKeepAttributes.INNER_CLASSES) |
| .setMinApi(parameters.getApiLevel()) |
| .allowDiagnosticInfoMessages() |
| .compile() |
| .apply(TestBase::verifyExpectedInfoFromGenericSignatureSuperTypeValidation) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("Hello World!") |
| .inspect( |
| inspector -> { |
| ClassSubject clazz = inspector.clazz(Main.class); |
| assertThat(clazz, isPresent()); |
| assertNull(clazz.getFinalSignatureAttribute()); |
| FieldSubject field = clazz.uniqueFieldWithFinalName("field"); |
| assertThat(field, isPresent()); |
| assertEquals(NEW_FIELD_SIGNATURE, field.getFinalSignatureAttribute()); |
| MethodSubject method = clazz.uniqueMethodWithFinalName("main"); |
| assertThat(method, isPresent()); |
| assertEquals(NEW_METHOD_SIGNATURE, method.getFinalSignatureAttribute()); |
| }); |
| } |
| |
| public static class Main { |
| |
| private List<Main> field; |
| |
| public static void main(String[] args) { |
| System.out.println("Hello World!"); |
| } |
| } |
| } |