| // Copyright (c) 2019, 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.graph; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.android.tools.r8.D8TestBuilder; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.TestRuntime.CfVm; |
| import com.android.tools.r8.origin.Origin; |
| 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 NestDependencyTest extends TestBase { |
| |
| public static class Host {} |
| |
| public static class Member1 {} |
| |
| public static class Member2 {} |
| |
| public static class TestClass { |
| |
| public static void main(String[] args) { |
| System.out.println("Hello World!"); |
| } |
| } |
| |
| // Test runner follows. |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters() |
| .withCfRuntimesStartingFromIncluding(CfVm.JDK11) |
| .withDexRuntimes() |
| .withAllApiLevels() |
| .build(); |
| } |
| |
| private final TestParameters parameters; |
| |
| public NestDependencyTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| private byte[] inNest(Class<?> clazz) throws Exception { |
| return transformer(clazz).setNest(Host.class, Member1.class, Member2.class).transform(); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| if (parameters.isCfRuntime()) { |
| testForJvm() |
| .addProgramClassFileData(inNest(Host.class), inNest(Member1.class), inNest(Member2.class)) |
| .addProgramClasses(TestClass.class) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutputLines("Hello World!"); |
| } else { |
| D8TestBuilder builder = testForD8(); |
| DesugarGraphTestConsumer consumer = new DesugarGraphTestConsumer(); |
| builder.getBuilder().setDesugarGraphConsumer(consumer); |
| Origin originHost = DesugarGraphUtils.addClassWithOrigin("Host", inNest(Host.class), builder); |
| Origin originMember1 = |
| DesugarGraphUtils.addClassWithOrigin("Member1", inNest(Member1.class), builder); |
| Origin originMember2 = |
| DesugarGraphUtils.addClassWithOrigin("Member2", inNest(Member2.class), builder); |
| builder |
| .addProgramClasses(TestClass.class) |
| .setMinApi(parameters.getApiLevel()) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutputLines("Hello World!"); |
| // Currently there is no level at which nest desugaring is not needed. |
| assertTrue(consumer.contains(originHost, originMember1)); |
| assertTrue(consumer.contains(originHost, originMember2)); |
| assertTrue(consumer.contains(originMember1, originHost)); |
| assertTrue(consumer.contains(originMember2, originHost)); |
| assertEquals(4, consumer.totalEdgeCount()); |
| } |
| } |
| } |