| // 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.classmerging.horizontal; |
| |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.NoVerticalClassMerging; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.classmerging.horizontal.EmptyClassTest.A; |
| import com.android.tools.r8.classmerging.horizontal.EmptyClassTest.B; |
| import com.android.tools.r8.classmerging.horizontal.EmptyClassTest.Main; |
| import org.junit.Test; |
| |
| public class InheritOverrideInterfaceTest extends HorizontalClassMergingTestBase { |
| public InheritOverrideInterfaceTest(TestParameters parameters) { |
| super(parameters); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(Main.class) |
| .enableInliningAnnotations() |
| .enableNoVerticalClassMergingAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .addHorizontallyMergedClassesInspector( |
| inspector -> inspector.assertMergedInto(B.class, A.class)) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("A", "B", "A") |
| .inspect(codeInspector -> {}); |
| } |
| |
| @NoVerticalClassMerging |
| interface I { |
| @NeverInline |
| default void m() { |
| System.out.println("I"); |
| } |
| } |
| |
| public static class A implements I { |
| @NeverInline |
| @Override |
| public void m() { |
| System.out.println("A"); |
| } |
| } |
| |
| public static class B implements I { |
| @NeverInline |
| @Override |
| public void m() { |
| System.out.println("B"); |
| } |
| } |
| |
| @NoVerticalClassMerging |
| interface J extends I { |
| default void m() { |
| System.out.println("J"); |
| } |
| } |
| |
| public static class C extends A implements J {} |
| |
| public static class Main { |
| @NeverInline |
| public static void doI(I i) { |
| i.m(); |
| } |
| |
| public static void main(String[] args) { |
| doI(new A()); |
| doI(new B()); |
| doI(new C()); |
| } |
| } |
| } |