| // 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.repackage; |
| |
| import static com.android.tools.r8.shaking.ProguardConfigurationParser.FLATTEN_PACKAGE_HIERARCHY; |
| import static com.android.tools.r8.shaking.ProguardConfigurationParser.REPACKAGE_CLASSES; |
| import static org.hamcrest.CoreMatchers.containsString; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.utils.codeinspector.FoundClassSubject; |
| import com.google.common.collect.ImmutableList; |
| import java.util.List; |
| import java.util.stream.Collectors; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class RepackageWithSyntheticItemTest extends RepackageTestBase { |
| |
| @Parameters(name = "{1}, kind: {0}") |
| public static List<Object[]> data() { |
| return buildParameters( |
| ImmutableList.of(FLATTEN_PACKAGE_HIERARCHY, REPACKAGE_CLASSES), |
| getTestParameters().withDexRuntimes().withAllApiLevels().build()); |
| } |
| |
| public RepackageWithSyntheticItemTest( |
| String flattenPackageHierarchyOrRepackageClasses, TestParameters parameters) { |
| super(flattenPackageHierarchyOrRepackageClasses, parameters); |
| } |
| |
| @Test |
| public void testRuntime() throws Exception { |
| testForRuntime(parameters) |
| .addInnerClasses(RepackageWithSyntheticItemTest.class) |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("0"); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(RepackageWithSyntheticItemTest.class) |
| .addKeepMainRule(Main.class) |
| .addKeepClassRules(I.class) |
| .setMinApi(parameters.getApiLevel()) |
| .apply(this::configureRepackaging) |
| .noClassInlining() |
| .addInliningAnnotations() |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("0") |
| .inspect( |
| inspector -> { |
| // Find the lambda class that starts with foo. |
| List<FoundClassSubject> classesStartingWithfoo = |
| inspector.allClasses().stream() |
| .filter(item -> item.getFinalName().startsWith("foo")) |
| .collect(Collectors.toList()); |
| assertEquals(1, classesStartingWithfoo.size()); |
| // TODO(b/172014416): We should not be able to look this up through the repackage name |
| String expectedOriginalNamePrefix = |
| isFlattenPackageHierarchy() |
| ? "foo.a.RepackageWithSyntheticItemTest$A" |
| : "foo.RepackageWithSyntheticItemTest$A"; |
| assertThat( |
| classesStartingWithfoo.get(0).getOriginalName(), |
| containsString(expectedOriginalNamePrefix)); |
| }); |
| } |
| |
| public static class A { |
| |
| @NeverInline |
| public static void testLambda() { |
| Main.test(System.out::println); |
| } |
| } |
| |
| public interface I { |
| void foo(int x); |
| } |
| |
| public static class Main { |
| |
| private static int argCount = 0; |
| |
| @NeverInline |
| public static void test(I i) { |
| i.foo(argCount); |
| } |
| |
| public static void main(String[] args) { |
| argCount = args.length; |
| A.testLambda(); |
| } |
| } |
| } |