| // 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.horizontal; |
| |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.experimental.startup.StartupConfiguration; |
| import com.android.tools.r8.graph.DexItemFactory; |
| import com.google.common.collect.ImmutableList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.stream.Collectors; |
| 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 HorizontalClassMergingWithStartupClassesTest extends TestBase { |
| |
| @Parameter(0) |
| public TestParameters parameters; |
| |
| @Parameter(1) |
| public List<Class<?>> startupClasses; |
| |
| @Parameters(name = "{0}, startup classes: {1}") |
| public static List<Object[]> data() { |
| return buildParameters( |
| getTestParameters().withAllRuntimesAndApiLevels().build(), |
| ImmutableList.of( |
| Collections.emptyList(), ImmutableList.of(StartupA.class, StartupB.class))); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addKeepClassAndMembersRules(Main.class) |
| .addOptionsModification( |
| options -> { |
| DexItemFactory dexItemFactory = options.dexItemFactory(); |
| options.startupConfiguration = |
| new StartupConfiguration( |
| startupClasses.stream() |
| .map(clazz -> toDexType(clazz, dexItemFactory)) |
| .collect(Collectors.toList())); |
| }) |
| .addHorizontallyMergedClassesInspector( |
| inspector -> |
| inspector |
| .applyIf( |
| startupClasses.isEmpty(), |
| i -> |
| i.assertIsCompleteMergeGroup( |
| StartupA.class, |
| StartupB.class, |
| OnClickHandlerA.class, |
| OnClickHandlerB.class), |
| i -> |
| i.assertIsCompleteMergeGroup(StartupA.class, StartupB.class) |
| .assertIsCompleteMergeGroup( |
| OnClickHandlerA.class, OnClickHandlerB.class)) |
| .assertNoOtherClassesMerged()) |
| .enableInliningAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("StartupA", "StartupB"); |
| } |
| |
| static class Main { |
| |
| public static void main(String[] args) { |
| StartupA.foo(); |
| StartupB.bar(); |
| } |
| |
| // @Keep |
| public void onClick() { |
| OnClickHandlerA.baz(); |
| OnClickHandlerB.qux(); |
| } |
| } |
| |
| static class StartupA { |
| |
| @NeverInline |
| static void foo() { |
| System.out.println("StartupA"); |
| } |
| } |
| |
| static class StartupB { |
| |
| @NeverInline |
| static void bar() { |
| System.out.println("StartupB"); |
| } |
| } |
| |
| static class OnClickHandlerA { |
| |
| @NeverInline |
| static void baz() { |
| System.out.println("IdleA"); |
| } |
| } |
| |
| static class OnClickHandlerB { |
| |
| @NeverInline |
| static void qux() { |
| System.out.println("IdleB"); |
| } |
| } |
| } |