| // 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 static com.android.tools.r8.desugar.desugaredlibrary.test.CompilationSpecification.DEFAULT_SPECIFICATIONS; |
| import static com.android.tools.r8.desugar.desugaredlibrary.test.LibraryDesugaringSpecification.getJdk8Jdk11; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assume.assumeTrue; |
| |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.ToolHelper.DexVm.Version; |
| 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.CustomLibrarySpecification; |
| import com.android.tools.r8.desugar.desugaredlibrary.test.LibraryDesugaringSpecification; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.StringUtils; |
| import java.time.Clock; |
| import java.util.List; |
| 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 ClockAPIConversionTest 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("Z", "Z", "true", "Z", "Z", "true", "true", "true", "true", "true", "true"); |
| private static final String DESUGARED_LIBRARY_EXPECTED_RESULT = |
| StringUtils.lines( |
| "Z", "Z", "true", "Z", "Z", "true", "true", "false", "false", "true", "true"); |
| |
| @Parameters(name = "{0}, spec: {1}, {2}") |
| public static List<Object[]> data() { |
| return buildParameters( |
| getConversionParametersUpToExcluding(MIN_SUPPORTED), |
| getJdk8Jdk11(), |
| DEFAULT_SPECIFICATIONS); |
| } |
| |
| public ClockAPIConversionTest( |
| TestParameters parameters, |
| LibraryDesugaringSpecification libraryDesugaringSpecification, |
| CompilationSpecification compilationSpecification) { |
| this.parameters = parameters; |
| this.libraryDesugaringSpecification = libraryDesugaringSpecification; |
| this.compilationSpecification = compilationSpecification; |
| } |
| |
| @Test |
| public void testClock() throws Throwable { |
| testForDesugaredLibrary(parameters, libraryDesugaringSpecification, compilationSpecification) |
| .addProgramClasses(Executor.class) |
| .setCustomLibrarySpecification( |
| new CustomLibrarySpecification(CustomLibClass.class, MIN_SUPPORTED)) |
| .addKeepMainRule(Executor.class) |
| .run(parameters.getRuntime(), Executor.class) |
| .assertSuccessWithOutput(DESUGARED_LIBRARY_EXPECTED_RESULT); |
| } |
| |
| @Test |
| public void testD8() throws Throwable { |
| // Run a D8 test without desugared library on all runtimes which natively supports java.time to |
| // ensure the expectations. The API level check is just to not run the same test repeatedly. |
| assertEquals(AndroidApiLevel.O, MIN_SUPPORTED); |
| assumeTrue( |
| parameters.getApiLevel().isEqualTo(AndroidApiLevel.N_MR1) |
| && parameters.isDexRuntime() |
| && parameters.asDexRuntime().getVersion().isNewerThanOrEqual(Version.V8_1_0) |
| && compilationSpecification == CompilationSpecification.D8_L8DEBUG); |
| testForD8(parameters.getBackend()) |
| .addProgramClasses(Executor.class, CustomLibClass.class) |
| .setMinApi(MIN_SUPPORTED) |
| .run(parameters.getRuntime(), Executor.class) |
| .assertSuccessWithOutput(EXPECTED_RESULT); |
| } |
| |
| @Test |
| public void testR8() throws Throwable { |
| // Run a R8 test without desugared library on all runtimes which natively supports java.time to |
| // ensure the expectations. The API level check is just to not run the same test repeatedly. |
| assertEquals(AndroidApiLevel.O, MIN_SUPPORTED); |
| assumeTrue( |
| parameters.getApiLevel().isEqualTo(AndroidApiLevel.N_MR1) |
| && parameters.isDexRuntime() |
| && parameters.asDexRuntime().getVersion().isNewerThanOrEqual(Version.V8_1_0) |
| && compilationSpecification == CompilationSpecification.D8_L8DEBUG); |
| testForR8(parameters.getBackend()) |
| .addProgramClasses(Executor.class, CustomLibClass.class) |
| .addKeepMainRule(Executor.class) |
| .setMinApi(MIN_SUPPORTED) |
| .run(parameters.getRuntime(), Executor.class) |
| .assertSuccessWithOutput(EXPECTED_RESULT); |
| } |
| |
| 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); |
| System.out.println(CustomLibClass.getClocks()[0].getZone()); |
| System.out.println(CustomLibClass.getClockss()[0][0].getZone()); |
| System.out.println(clock1.equals(CustomLibClass.getClock())); |
| System.out.println(localClock.equals(Clock.systemUTC())); |
| System.out.println(localClock.equals(clock1)); // Prints false with desugared library. |
| System.out.println(clock1.equals(localClock)); // Prints false with desugared library. |
| System.out.println(clock1.equals(CustomLibClass.getClocks()[0])); |
| System.out.println(clock1.equals(CustomLibClass.getClockss()[0][0])); |
| } |
| } |
| |
| // 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(); |
| } |
| |
| public static Clock[] getClocks() { |
| return new Clock[] {Clock.systemUTC()}; |
| } |
| |
| public static Clock[][] getClockss() { |
| return new Clock[][] {new Clock[] {Clock.systemUTC()}}; |
| } |
| |
| @SuppressWarnings("WeakerAccess") |
| public static Clock mixClocks(Clock clock1, Clock clock2) { |
| return clock1; |
| } |
| } |
| } |