| // 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.repackage; |
| |
| import static org.hamcrest.MatcherAssert.assertThat; |
| |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.NoHorizontalClassMerging; |
| import com.android.tools.r8.R8TestBuilder; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.repackage.RepackageInnerAndOuterClassTest.Outer.Inner; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class RepackageInnerAndOuterClassTest extends RepackageTestBase { |
| |
| public RepackageInnerAndOuterClassTest( |
| String flattenPackageHierarchyOrRepackageClasses, TestParameters parameters) { |
| super(flattenPackageHierarchyOrRepackageClasses, parameters); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| test( |
| testForR8(parameters.getBackend()) |
| // TODO(b/169750465): It should not be necessary to explicitly remove the inner class |
| // attributes from TestClass to allow repackaging of Inner and Outer. |
| .addProgramClassFileData(transformer(TestClass.class).removeInnerClasses().transform()), |
| true); |
| } |
| |
| @Test |
| public void testR8Compat() throws Exception { |
| test(testForR8Compat(parameters.getBackend()).addProgramClasses(TestClass.class), false); |
| } |
| |
| private void test(R8TestBuilder<?> testBuilder, boolean eligibleForRepackaging) throws Exception { |
| testBuilder |
| .addProgramClasses(Outer.class, Inner.class) |
| .addKeepMainRule(TestClass.class) |
| .addKeepAttributeInnerClassesAndEnclosingMethod() |
| .apply(this::configureRepackaging) |
| .enableInliningAnnotations() |
| .enableNoHorizontalClassMergingAnnotations() |
| .enableNoHorizontalClassMergingAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .inspect(inspector -> inspect(inspector, eligibleForRepackaging)) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutputLines("Hello world!"); |
| } |
| |
| private void inspect(CodeInspector inspector, boolean eligibleForRepackaging) { |
| assertThat(Outer.class, isRepackagedIf(inspector, eligibleForRepackaging)); |
| assertThat(Inner.class, isRepackagedIf(inspector, eligibleForRepackaging)); |
| } |
| |
| public static class TestClass { |
| |
| public static void main(String[] args) { |
| Outer.greet(); |
| Inner.greet(); |
| } |
| } |
| |
| @NoHorizontalClassMerging |
| public static class Outer { |
| |
| @NeverInline |
| public static void greet() { |
| System.out.print("Hello"); |
| } |
| |
| @NoHorizontalClassMerging |
| public static class Inner { |
| |
| @NeverInline |
| public static void greet() { |
| System.out.println(" world!"); |
| } |
| } |
| } |
| } |