| // 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.apimodel; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.desugar.desugaredlibrary.DesugaredLibraryTestBase; |
| import com.android.tools.r8.references.Reference; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.BooleanUtils; |
| import java.lang.reflect.Method; |
| 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 ApiModelDesugaredLibraryReferenceTest extends DesugaredLibraryTestBase { |
| |
| private final TestParameters parameters; |
| private final boolean shrinkDesugaredLibrary; |
| |
| @Parameters(name = "{0}, shrinkDesugaredLibrary: {1}") |
| public static List<Object[]> data() { |
| return buildParameters( |
| getTestParameters().withDexRuntimes().withAllApiLevels().build(), BooleanUtils.values()); |
| } |
| |
| public ApiModelDesugaredLibraryReferenceTest( |
| TestParameters parameters, boolean shrinkDesugaredLibrary) { |
| this.parameters = parameters; |
| this.shrinkDesugaredLibrary = shrinkDesugaredLibrary; |
| } |
| |
| @Test |
| public void testClockR8() throws Exception { |
| KeepRuleConsumer keepRuleConsumer = createKeepRuleConsumer(parameters); |
| Method printZone = DesugaredLibUser.class.getDeclaredMethod("printZone"); |
| Method main = Executor.class.getDeclaredMethod("main", String[].class); |
| testForR8(parameters.getBackend()) |
| .addProgramClasses(Executor.class, DesugaredLibUser.class) |
| .addLibraryFiles(ToolHelper.getAndroidJar(AndroidApiLevel.P)) |
| .addKeepMainRule(Executor.class) |
| .setMinApi(parameters.getApiLevel()) |
| .enableCoreLibraryDesugaring(parameters.getApiLevel(), keepRuleConsumer) |
| .apply(ApiModelingTestHelper::enableApiCallerIdentification) |
| .apply( |
| ApiModelingTestHelper.addTracedApiReferenceLevelCallBack( |
| (reference, apiLevel) -> { |
| if (reference.equals(Reference.methodFromMethod(printZone))) { |
| assertEquals(parameters.getApiLevel(), apiLevel); |
| } |
| })) |
| .compile() |
| .addDesugaredCoreLibraryRunClassPath( |
| this::buildDesugaredLibrary, |
| parameters.getApiLevel(), |
| keepRuleConsumer.get(), |
| shrinkDesugaredLibrary) |
| .run(parameters.getRuntime(), Executor.class) |
| .assertSuccessWithOutputLines("Z") |
| .inspect(ApiModelingTestHelper.verifyThat(parameters, printZone).inlinedInto(main)); |
| } |
| |
| static class Executor { |
| |
| public static void main(String[] args) { |
| DesugaredLibUser.printZone(); |
| } |
| } |
| |
| static class DesugaredLibUser { |
| |
| public static void printZone() { |
| System.out.println(Clock.systemUTC().getZone()); |
| } |
| } |
| } |