| // 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.optimize.proto; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static com.android.tools.r8.utils.codeinspector.MethodMatchers.hasParameters; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.utils.codeinspector.MethodSubject; |
| import com.android.tools.r8.utils.codeinspector.TypeSubject; |
| 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 ProtoNormalizationWithLibraryOverrideTest 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()) |
| .addProgramClasses(Main.class, Program.class) |
| .addLibraryClasses(A.class, B.class, Library.class) |
| .addDefaultRuntimeLibrary(parameters) |
| .addKeepMainRule(Main.class) |
| .enableInliningAnnotations() |
| // TODO(b/173398086): uniqueMethodWithName() does not work with proto changes. |
| .addDontObfuscate() |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .inspect( |
| inspector -> { |
| TypeSubject aTypeSubject = inspector.getTypeSubject(A.class.getTypeName()); |
| TypeSubject bTypeSubject = inspector.getTypeSubject(B.class.getTypeName()); |
| |
| MethodSubject fooMethodSubject = |
| inspector.clazz(Main.class).uniqueMethodWithName("foo"); |
| assertThat(fooMethodSubject, isPresent()); |
| assertThat(fooMethodSubject, hasParameters(bTypeSubject, aTypeSubject)); |
| |
| MethodSubject libraryOverrideMethodSubject = |
| inspector.clazz(Program.class).uniqueMethodWithName("m"); |
| assertThat(libraryOverrideMethodSubject, isPresent()); |
| assertThat(libraryOverrideMethodSubject, hasParameters(bTypeSubject, aTypeSubject)); |
| }) |
| .addRunClasspathClasses(A.class, B.class, Library.class) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("Program", "A", "B"); |
| } |
| |
| static class Main { |
| |
| public static void main(String[] args) { |
| Library library = System.currentTimeMillis() > 0 ? new Program() : new Library(); |
| library.m(new B(), new A()); |
| foo(new A(), new B()); |
| } |
| |
| @NeverInline |
| static void foo(A a, B b) { |
| System.out.println(a); |
| System.out.println(b); |
| } |
| } |
| |
| static class A { |
| |
| @Override |
| public String toString() { |
| return "A"; |
| } |
| } |
| |
| static class B { |
| |
| @Override |
| public String toString() { |
| return "B"; |
| } |
| } |
| |
| public static class Library { |
| |
| public void m(B b, A a) { |
| System.out.println("Library"); |
| } |
| } |
| |
| static class Program extends Library { |
| |
| @Override |
| public void m(B b, A a) { |
| System.out.println("Program"); |
| } |
| } |
| } |