| // 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.conversiontests; |
| |
| import com.android.tools.r8.TestRuntime.DexRuntime; |
| import com.android.tools.r8.ToolHelper.DexVm; |
| import com.android.tools.r8.desugar.desugaredlibrary.DesugaredLibraryTestBase; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.StringUtils; |
| import java.nio.file.Path; |
| import java.time.Clock; |
| import org.junit.Test; |
| |
| public class ClockAPIConversionTest extends DesugaredLibraryTestBase { |
| |
| @Test |
| public void testClock() throws Exception { |
| Path customLib = testForD8().addProgramClasses(CustomLibClass.class).compile().writeToZip(); |
| testForD8() |
| .setMinApi(AndroidApiLevel.B) |
| .addProgramClasses(Executor.class) |
| .addLibraryClasses(CustomLibClass.class) |
| .enableCoreLibraryDesugaring(AndroidApiLevel.B) |
| .compile() |
| .addDesugaredCoreLibraryRunClassPath(this::buildDesugaredLibrary, AndroidApiLevel.B) |
| .addRunClasspathFiles(customLib) |
| .run(new DexRuntime(DexVm.ART_9_0_0_HOST), Executor.class) |
| .assertSuccessWithOutput(StringUtils.lines("Z", "Z", "true")); |
| } |
| |
| static class Executor { |
| |
| @SuppressWarnings("ConstantConditions") |
| public static void main(String[] args) { |
| Clock clock1 = CustomLibClass.getClock(); |
| Clock localClock = Clock.systemUTC(); |
| Clock clock2 = CustomLibClass.mixClocks(localClock, Clock.systemUTC()); |
| System.out.println(clock1.getZone()); |
| System.out.println(clock2.getZone()); |
| System.out.println(localClock == clock2); |
| } |
| } |
| |
| // This class will be put at compilation time as library and on the runtime class path. |
| // This class is convenient for easy testing. Each method plays the role of methods in the |
| // platform APIs for which argument/return values need conversion. |
| static class CustomLibClass { |
| @SuppressWarnings("all") |
| public static Clock getClock() { |
| return Clock.systemUTC(); |
| } |
| |
| @SuppressWarnings("WeakerAccess") |
| public static Clock mixClocks(Clock clock1, Clock clock2) { |
| return clock1; |
| } |
| } |
| } |