| // Copyright (c) 2019, 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.desugar.desugaredlibrary; |
| |
| import static com.android.tools.r8.desugar.desugaredlibrary.test.CompilationSpecification.SPECIFICATIONS_WITH_CF2CF; |
| import static com.android.tools.r8.desugar.desugaredlibrary.test.LibraryDesugaringSpecification.getJdk8Jdk11; |
| |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.desugar.desugaredlibrary.test.CompilationSpecification; |
| import com.android.tools.r8.desugar.desugaredlibrary.test.LibraryDesugaringSpecification; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Spliterator; |
| import java.util.Spliterators; |
| 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 CustomCollectionSuperCallsTest extends DesugaredLibraryTestBase { |
| |
| private final TestParameters parameters; |
| private final CompilationSpecification compilationSpecification; |
| private final LibraryDesugaringSpecification libraryDesugaringSpecification; |
| |
| @Parameters(name = "{0}, spec: {1}, {2}") |
| public static List<Object[]> data() { |
| return buildParameters( |
| getTestParameters().withDexRuntimes().withAllApiLevels().build(), |
| getJdk8Jdk11(), |
| SPECIFICATIONS_WITH_CF2CF); |
| } |
| |
| public CustomCollectionSuperCallsTest( |
| TestParameters parameters, |
| LibraryDesugaringSpecification libraryDesugaringSpecification, |
| CompilationSpecification compilationSpecification) { |
| this.parameters = parameters; |
| this.compilationSpecification = compilationSpecification; |
| this.libraryDesugaringSpecification = libraryDesugaringSpecification; |
| } |
| |
| @Test |
| public void testCollection() throws Exception { |
| String stdOut = |
| testForDesugaredLibrary( |
| parameters, libraryDesugaringSpecification, compilationSpecification) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(Executor.class) |
| .run(parameters.getRuntime(), Executor.class) |
| .assertSuccess() |
| .getStdOut(); |
| assertLines2By2Correct(stdOut); |
| } |
| |
| static class Executor { |
| |
| // ArrayList spliterator is Spliterator.ORDERED | Spliterator.SIZED | Spliterator.SUBSIZED. |
| |
| public static void main(String[] args) { |
| rawTypes(); |
| inheritedTypes(); |
| } |
| |
| public static void rawTypes() { |
| Spliterator<String> stringSpliterator; |
| |
| stringSpliterator = new MyArrayListOverride().superSpliterator(); |
| System.out.println(stringSpliterator.hasCharacteristics(Spliterator.ORDERED)); |
| System.out.println(true); |
| System.out.println(stringSpliterator.hasCharacteristics(Spliterator.IMMUTABLE)); |
| System.out.println(false); |
| |
| stringSpliterator = new MyArrayListOverrideSubclass().superSpliterator(); |
| System.out.println(stringSpliterator.hasCharacteristics(Spliterator.ORDERED)); |
| System.out.println(false); |
| System.out.println(stringSpliterator.hasCharacteristics(Spliterator.IMMUTABLE)); |
| System.out.println(true); |
| |
| stringSpliterator = new MyArrayListNoOverride().superSpliterator(); |
| System.out.println(stringSpliterator.hasCharacteristics(Spliterator.ORDERED)); |
| System.out.println(true); |
| System.out.println(stringSpliterator.hasCharacteristics(Spliterator.IMMUTABLE)); |
| System.out.println(false); |
| |
| stringSpliterator = new MyArrayListSubclassNoOverride().superSpliterator(); |
| System.out.println(stringSpliterator.hasCharacteristics(Spliterator.ORDERED)); |
| System.out.println(true); |
| System.out.println(stringSpliterator.hasCharacteristics(Spliterator.IMMUTABLE)); |
| System.out.println(false); |
| } |
| |
| public static void inheritedTypes() { |
| Spliterator<String> stringSpliterator; |
| |
| stringSpliterator = |
| ((MyArrayListOverride) new MyArrayListOverrideSubclass()).superSpliterator(); |
| System.out.println(stringSpliterator.hasCharacteristics(Spliterator.ORDERED)); |
| System.out.println(false); |
| System.out.println(stringSpliterator.hasCharacteristics(Spliterator.IMMUTABLE)); |
| System.out.println(true); |
| |
| stringSpliterator = |
| ((MyArrayListNoOverride) new MyArrayListSubclassNoOverride()).superSpliterator(); |
| System.out.println(stringSpliterator.hasCharacteristics(Spliterator.ORDERED)); |
| System.out.println(true); |
| System.out.println(stringSpliterator.hasCharacteristics(Spliterator.IMMUTABLE)); |
| System.out.println(false); |
| } |
| } |
| |
| static class MyArrayListOverride extends ArrayList<String> { |
| |
| @Override |
| public Spliterator<String> spliterator() { |
| return Spliterators.spliterator(this, Spliterator.IMMUTABLE); |
| } |
| |
| public Spliterator<String> superSpliterator() { |
| return super.spliterator(); |
| } |
| } |
| |
| static class MyArrayListOverrideSubclass extends MyArrayListOverride { |
| |
| @Override |
| public Spliterator<String> superSpliterator() { |
| return super.spliterator(); |
| } |
| |
| // Unused, but prove the super invoke won't resolve into it. |
| @Override |
| public Spliterator<String> spliterator() { |
| return Spliterators.spliterator(this, Spliterator.IMMUTABLE | Spliterator.ORDERED); |
| } |
| } |
| |
| static class MyArrayListNoOverride extends ArrayList<String> { |
| |
| public Spliterator<String> superSpliterator() { |
| return super.spliterator(); |
| } |
| } |
| |
| static class MyArrayListSubclassNoOverride extends MyArrayListNoOverride { |
| public Spliterator<String> superSpliterator() { |
| return super.spliterator(); |
| } |
| |
| // Unused, but prove the super invoke won't resolve into it. |
| @Override |
| public Spliterator<String> spliterator() { |
| return Spliterators.spliterator(this, Spliterator.IMMUTABLE | Spliterator.ORDERED); |
| } |
| } |
| } |