| // 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 static com.android.tools.r8.utils.codeinspector.Matchers.isImplementing; |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.NoMethodStaticizing; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.classmerging.horizontal.testclasses.InterfacesVisibilityTestClasses; |
| import com.android.tools.r8.classmerging.horizontal.testclasses.InterfacesVisibilityTestClasses.ImplementingPackagePrivateInterface; |
| import com.android.tools.r8.classmerging.horizontal.testclasses.InterfacesVisibilityTestClasses.Invoker; |
| import com.android.tools.r8.utils.codeinspector.HorizontallyMergedClassesInspector; |
| import org.junit.Test; |
| |
| public class InterfacesVisibilityTest extends HorizontalClassMergingTestBase { |
| public InterfacesVisibilityTest(TestParameters parameters) { |
| super(parameters); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| String packagePrivateInterfaceName = |
| InterfacesVisibilityTestClasses.class.getTypeName() + "$PackagePrivateInterface"; |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass(), InterfacesVisibilityTestClasses.class) |
| .addKeepMainRule(Main.class) |
| .enableInliningAnnotations() |
| .enableNeverClassInliningAnnotations() |
| .enableNoMethodStaticizingAnnotations() |
| .enableNoParameterTypeStrengtheningAnnotations() |
| .enableNoVerticalClassMergingAnnotations() |
| .enableNoHorizontalClassMergingAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .addHorizontallyMergedClassesInspector( |
| HorizontallyMergedClassesInspector::assertNoClassesMerged) |
| .compile() |
| .inspect( |
| codeInspector -> { |
| // A is present and has no interfaces. |
| assertThat(codeInspector.clazz(A.class), isPresent()); |
| assertTrue( |
| codeInspector.clazz(A.class).getDexProgramClass().getInterfaces().isEmpty()); |
| |
| // ImplementingPackagePrivateInterface is present and implements |
| // PackagePrivateInterface. |
| assertThat( |
| codeInspector.clazz(ImplementingPackagePrivateInterface.class), |
| isImplementing(codeInspector.clazz(packagePrivateInterfaceName))); |
| }) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("foo", "bar"); |
| } |
| |
| @NeverClassInline |
| public static class A { |
| @NeverInline |
| @NoMethodStaticizing |
| public void bar() { |
| System.out.println("bar"); |
| } |
| } |
| |
| public static class Main { |
| @NeverInline |
| public static void foo(ImplementingPackagePrivateInterface o) { |
| Invoker.invokeFoo(o); |
| } |
| |
| public static void main(String[] args) { |
| ImplementingPackagePrivateInterface implementingPackagePrivateInterface = |
| new ImplementingPackagePrivateInterface(); |
| A a = new A(); |
| Invoker.invokeFoo(implementingPackagePrivateInterface); |
| a.bar(); |
| } |
| } |
| } |