| // 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.desugar.desugaredlibrary.conversiontests; |
| |
| import static com.android.tools.r8.desugar.desugaredlibrary.test.CompilationSpecification.D8_L8DEBUG; |
| import static com.android.tools.r8.desugar.desugaredlibrary.test.LibraryDesugaringSpecification.getJdk8Jdk11; |
| |
| import com.android.tools.r8.LibraryDesugaringTestConfiguration; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.desugar.desugaredlibrary.DesugaredLibraryTestBase; |
| import com.android.tools.r8.desugar.desugaredlibrary.test.CompilationSpecification; |
| import com.android.tools.r8.desugar.desugaredlibrary.test.LibraryDesugaringSpecification; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.StringUtils; |
| import com.google.common.collect.ImmutableList; |
| import java.nio.file.Path; |
| import java.time.ZoneId; |
| import java.util.List; |
| import java.util.TimeZone; |
| 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 ConversionAndMergeTest extends DesugaredLibraryTestBase { |
| |
| private final TestParameters parameters; |
| private final LibraryDesugaringSpecification libraryDesugaringSpecification; |
| private final CompilationSpecification compilationSpecification; |
| |
| private static final AndroidApiLevel MIN_SUPPORTED = AndroidApiLevel.O; |
| private static final String EXPECTED_RESULT = StringUtils.lines("GMT"); |
| |
| @Parameters(name = "{0}, spec: {1}, {2}") |
| public static List<Object[]> data() { |
| return buildParameters( |
| getConversionParametersUpToExcluding(MIN_SUPPORTED), |
| getJdk8Jdk11(), |
| ImmutableList.of(D8_L8DEBUG)); |
| } |
| |
| public ConversionAndMergeTest( |
| TestParameters parameters, |
| LibraryDesugaringSpecification libraryDesugaringSpecification, |
| CompilationSpecification compilationSpecification) { |
| this.parameters = parameters; |
| this.libraryDesugaringSpecification = libraryDesugaringSpecification; |
| this.compilationSpecification = compilationSpecification; |
| } |
| |
| @Test |
| public void testMerge() throws Exception { |
| Path extra = buildClass(ExtraClass.class); |
| Path convClass = buildClass(APIConversionClass.class); |
| testForDesugaredLibrary(parameters, libraryDesugaringSpecification, compilationSpecification) |
| .addProgramFiles(extra, convClass) |
| .run(parameters.getRuntime(), APIConversionClass.class) |
| .assertSuccessWithOutput(EXPECTED_RESULT); |
| } |
| |
| private Path buildClass(Class<?> cls) throws Exception { |
| return testForD8() |
| .addLibraryFiles(libraryDesugaringSpecification.getLibraryFiles()) |
| .setMinApi(parameters.getApiLevel()) |
| .addProgramClasses(cls) |
| .enableCoreLibraryDesugaring( |
| LibraryDesugaringTestConfiguration.forSpecification( |
| libraryDesugaringSpecification.getSpecification())) |
| .compile() |
| .writeToZip(); |
| } |
| |
| static class ExtraClass { |
| public static void main(String[] args) { |
| System.out.println("Hello world!"); |
| } |
| } |
| |
| static class APIConversionClass { |
| public static void main(String[] args) { |
| // Following is a call where java.time.ZoneId is a parameter type (getTimeZone()). |
| TimeZone timeZone = TimeZone.getTimeZone(ZoneId.systemDefault()); |
| // Following is a call where java.time.ZoneId is a return type (toZoneId()). |
| System.out.println(timeZone.toZoneId().getId()); |
| } |
| } |
| } |