| // 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.shaking; |
| |
| import com.android.tools.r8.CompilationFailedException; |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import java.io.IOException; |
| import java.util.concurrent.ExecutionException; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| /** This is a reproduction of b/148313389, where we rewrite the super-call in B.<init>. */ |
| @RunWith(Parameterized.class) |
| public class VerticalClassMergerInvokeSpecialInConstructorTest extends TestBase { |
| |
| public static final String[] EXPECTED = |
| new String[] {"A.<init>", "B.<init>", "A.foo", "C.<init>", "B.foo"}; |
| |
| private final TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| public VerticalClassMergerInvokeSpecialInConstructorTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testRuntime() throws IOException, CompilationFailedException, ExecutionException { |
| testForRuntime(parameters) |
| .addInnerClasses(VerticalClassMergerInvokeSpecialInConstructorTest.class) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines(EXPECTED); |
| } |
| |
| @Test |
| public void testR8() throws IOException, CompilationFailedException, ExecutionException { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(VerticalClassMergerInvokeSpecialInConstructorTest.class) |
| .addKeepMainRule(Main.class) |
| .addKeepClassRules(A.class) |
| .enableNeverClassInliningAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines(EXPECTED); |
| } |
| |
| public abstract static class A { |
| |
| public A() { |
| System.out.println("A.<init>"); |
| } |
| |
| public void foo() { |
| System.out.println("A.foo"); |
| } |
| } |
| |
| public static class B extends A { |
| |
| public B() { |
| System.out.println("B.<init>"); |
| super.foo(); // <-- In b/148313389, this was rewritten to invoke-direct B.foo. |
| } |
| |
| @Override |
| public void foo() { |
| System.out.println("B.foo"); |
| } |
| } |
| |
| @NeverClassInline |
| public static class C extends B { |
| |
| public C() { |
| System.out.println("C.<init>"); |
| super.foo(); |
| } |
| } |
| |
| public static class Main { |
| |
| public static void main(String[] args) { |
| new C(); |
| } |
| } |
| } |