| // 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.desugar; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isRenamed; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.NeverMerge; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| import com.android.tools.r8.utils.codeinspector.InstructionSubject; |
| import com.android.tools.r8.utils.codeinspector.InvokeInstructionSubject; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class DefaultInterfaceWithIdentifierNameString extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameterized.Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| // Test expect that default interface method desugaring is enabled. |
| return getTestParameters() |
| .withDexRuntimes() |
| .withApiLevelsEndingAtExcluding(AndroidApiLevel.N) |
| .build(); |
| } |
| |
| public DefaultInterfaceWithIdentifierNameString(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| private boolean isInvokeClassForName(InstructionSubject instruction) { |
| if (!instruction.isInvokeStatic()) { |
| return false; |
| } |
| return ((InvokeInstructionSubject) instruction) |
| .invokedMethod() |
| .name |
| .toString() |
| .equals("forName"); |
| } |
| |
| private void inspect(CodeInspector inspector) { |
| ClassSubject classSubject = inspector.clazz(A.class); |
| assertThat(classSubject, isRenamed()); |
| ClassSubject companionClassSubject = inspector.companionClassFor(I.class); |
| assertThat(companionClassSubject, isRenamed()); |
| companionClassSubject |
| .allMethods() |
| .forEach( |
| method -> assertTrue(method.streamInstructions().anyMatch(this::isInvokeClassForName))); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(DefaultInterfaceWithIdentifierNameString.class) |
| .addKeepMainRule(TestClass.class) |
| .setMinApi(parameters.getApiLevel()) |
| .enableInliningAnnotations() |
| .enableMergeAnnotations() |
| .enableNeverClassInliningAnnotations() |
| .compile() |
| .inspect(this::inspect) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutputLines("new A", "new A", "DONE"); |
| } |
| |
| static class TestClass { |
| |
| public static void main(String[] args) throws Exception { |
| I.newInstance().antoherInstance(); |
| System.out.println("DONE"); |
| } |
| } |
| |
| @NeverMerge |
| interface I { |
| @NeverInline |
| static I newInstance() throws Exception { |
| return (I) |
| Class.forName("com.android.tools.r8.desugar.DefaultInterfaceWithIdentifierNameString$A") |
| .newInstance(); |
| } |
| |
| @NeverInline |
| default I antoherInstance() throws Exception { |
| return (I) |
| Class.forName("com.android.tools.r8.desugar.DefaultInterfaceWithIdentifierNameString$A") |
| .newInstance(); |
| } |
| } |
| |
| @NeverClassInline |
| static class A implements I { |
| A() { |
| System.out.println("new A"); |
| } |
| } |
| } |