| // Copyright (c) 2021, 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.classmerging.vertical; |
| |
| |
| import com.android.tools.r8.NoVerticalClassMerging; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameter; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class VerticalClassMergingWithMissingSuperClassTest extends TestBase { |
| |
| @Parameter public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addProgramClasses(Main.class, A.class, B.class, C.class) |
| .addKeepMainRule(Main.class) |
| .addDontWarn(MissingClass.class) |
| .addVerticallyMergedClassesInspector( |
| inspector -> inspector.assertMergedIntoSubtype(B.class)) |
| .enableNoVerticalClassMergingAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .addRunClasspathFiles(buildOnDexRuntime(parameters, MissingClass.class)) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("C", "A", "B"); |
| } |
| |
| static class Main { |
| public static void main(String[] args) { |
| new C().m(); |
| } |
| } |
| |
| static class MissingClass {} |
| |
| @NoVerticalClassMerging |
| static class A extends MissingClass { |
| void m() { |
| System.out.println("A"); |
| } |
| } |
| |
| static class B extends A { |
| @Override |
| void m() { |
| super.m(); |
| System.out.println("B"); |
| } |
| } |
| |
| static class C extends B { |
| C() { |
| System.out.println("C"); |
| } |
| } |
| } |