| // 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.dispatch; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| |
| 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.HorizontalClassMergingTestBase; |
| import org.junit.Test; |
| |
| public class OverrideAbstractMethodWithDefaultTest extends HorizontalClassMergingTestBase { |
| public OverrideAbstractMethodWithDefaultTest( |
| TestParameters parameters, boolean enableHorizontalClassMerging) { |
| super(parameters, enableHorizontalClassMerging); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(Main.class) |
| .addOptionsModification( |
| options -> |
| options.horizontalClassMergerOptions().enableIf(enableHorizontalClassMerging)) |
| .enableInliningAnnotations() |
| .enableNoVerticalClassMergingAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .addHorizontallyMergedClassesInspectorIf( |
| enableHorizontalClassMerging, inspector -> inspector.assertNoClassesMerged()) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("J", "B2") |
| .inspect( |
| codeInspector -> { |
| assertThat(codeInspector.clazz(I.class), isPresent()); |
| assertThat(codeInspector.clazz(J.class), isPresent()); |
| assertThat(codeInspector.clazz(A.class), isPresent()); |
| assertThat(codeInspector.clazz(B1.class), isPresent()); |
| assertThat(codeInspector.clazz(B2.class), isPresent()); |
| assertThat(codeInspector.clazz(C1.class), isPresent()); |
| assertThat(codeInspector.clazz(C2.class), isPresent()); |
| }); |
| } |
| |
| @NoVerticalClassMerging |
| interface I { |
| void m(); |
| } |
| |
| @NoVerticalClassMerging |
| interface J extends I { |
| default void m() { |
| System.out.println("J"); |
| } |
| } |
| |
| abstract static class A implements I {} |
| |
| @NoVerticalClassMerging |
| abstract static class B1 extends A {} |
| |
| @NoVerticalClassMerging |
| abstract static class B2 extends A { |
| @Override |
| @NeverInline |
| public void m() { |
| System.out.println("B2"); |
| } |
| } |
| |
| static class C1 extends B1 implements J {} |
| |
| static class C2 extends B2 {} |
| |
| static class Main { |
| @NeverInline |
| public static void doI(I i) { |
| i.m(); |
| } |
| |
| public static void main(String[] args) { |
| doI(new C1()); |
| doI(new C2()); |
| } |
| } |
| } |