| // Copyright (c) 2022, 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.NoHorizontalClassMerging; |
| 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 NonTrivialClassInitializationAfterMergingTest extends TestBase { |
| |
| @Parameter(0) |
| public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(Main.class) |
| .addKeepClassAndMembersRules(I.class) |
| .addHorizontallyMergedClassesInspector( |
| inspector -> |
| inspector |
| .applyIf( |
| !parameters.canUseDefaultAndStaticInterfaceMethods(), |
| i -> i.assertIsCompleteMergeGroup(A.class, B.class)) |
| .assertNoOtherClassesMerged()) |
| .enableNoHorizontalClassMergingAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .run(parameters.getRuntime(), Main.class) |
| .applyIf( |
| parameters.canUseDefaultAndStaticInterfaceMethods(), |
| runResult -> runResult.assertSuccessWithOutputLines("Hello world!"), |
| runResult -> runResult.assertSuccessWithOutput("Hello")); |
| } |
| |
| static class Main { |
| |
| public static void main(String[] args) { |
| new A(); |
| System.out.print("Hello"); |
| new B(); |
| } |
| } |
| |
| interface I { |
| |
| Greeter greeter = new Greeter(); |
| |
| default void foo() {} |
| } |
| |
| static class A {} |
| |
| // Prints " world!" when initialized due to implementing I. |
| static class B implements I {} |
| |
| @NoHorizontalClassMerging |
| static class Greeter { |
| |
| static { |
| System.out.println(" world!"); |
| } |
| } |
| } |