| // 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.classmerging.horizontal; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.hamcrest.core.IsNot.not; |
| |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.NoHorizontalClassMerging; |
| import com.android.tools.r8.TestParameters; |
| import org.junit.Test; |
| |
| public class VerticalMergingPreoptimizedTest extends HorizontalClassMergingTestBase { |
| |
| public VerticalMergingPreoptimizedTest(TestParameters parameters) { |
| super(parameters); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(Main.class) |
| .enableInliningAnnotations() |
| .enableNeverClassInliningAnnotations() |
| .enableNoHorizontalClassMergingAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines( |
| "changed", "print a", "foo", "print b", "foo", "unused argument") |
| .inspect( |
| codeInspector -> { |
| assertThat(codeInspector.clazz(Parent.class), not(isPresent())); |
| assertThat(codeInspector.clazz(Changed.class), isPresent()); |
| assertThat(codeInspector.clazz(A.class), isPresent()); |
| assertThat(codeInspector.clazz(B.class), not(isPresent())); |
| }); |
| } |
| |
| @NeverClassInline |
| @NoHorizontalClassMerging |
| public static class Parent { |
| @NeverInline |
| public void foo() { |
| System.out.println("foo"); |
| } |
| } |
| |
| @NeverClassInline |
| @NoHorizontalClassMerging |
| public static class Changed extends Parent { |
| public Changed() { |
| System.out.println("changed"); |
| } |
| } |
| |
| @NeverClassInline |
| public static class A { |
| @NeverInline |
| public void print(Parent p) { |
| System.out.println("print a"); |
| p.foo(); |
| } |
| } |
| |
| @NeverClassInline |
| public static class B { |
| @NeverInline |
| public void print(Parent p) { |
| System.out.println("print b"); |
| p.foo(); |
| } |
| |
| @NeverInline |
| public void unusedArgument(Parent p) { |
| System.out.println("unused argument"); |
| } |
| } |
| |
| public static class Main { |
| public static void main(String[] args) { |
| Parent p = new Changed(); |
| A a = new A(); |
| B b = new B(); |
| a.print(p); |
| b.print(p); |
| b.unusedArgument(p); |
| } |
| } |
| } |