| // 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; |
| |
| import com.android.tools.r8.CompilationMode; |
| import com.android.tools.r8.L8Command; |
| import com.android.tools.r8.OutputMode; |
| import com.android.tools.r8.StringResource; |
| import com.android.tools.r8.TestDiagnosticMessagesImpl; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.origin.Origin; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.BooleanUtils; |
| import java.nio.file.Path; |
| import java.util.Arrays; |
| import java.util.List; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class DesugaredLibraryWarningTest extends DesugaredLibraryTestBase { |
| |
| private static final String FUNCTION_KEEP = |
| "-keep class j$.util.function.Function$-CC {\n" |
| + " j$.util.function.Function $default$compose(j$.util.function.Function," |
| + " j$.util.function.Function);\n" |
| + " j$.util.function.Function $default$andThen(j$.util.function.Function," |
| + " j$.util.function.Function);\n" |
| + "}\n" |
| + "-keep class j$.util.function.Function { *; }"; |
| |
| private final TestParameters parameters; |
| private final boolean shrinkDesugaredLibrary; |
| |
| @Parameterized.Parameters(name = "{1}, shrinkDesugaredLibrary: {0}") |
| public static List<Object[]> data() { |
| return buildParameters( |
| BooleanUtils.values(), getTestParameters().withDexRuntimes().withAllApiLevels().build()); |
| } |
| |
| public DesugaredLibraryWarningTest(boolean shrinkDesugaredLibrary, TestParameters parameters) { |
| this.shrinkDesugaredLibrary = shrinkDesugaredLibrary; |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testDesugaredLibraryContent() throws Exception { |
| TestDiagnosticMessagesImpl diagnosticsHandler = new TestDiagnosticMessagesImpl(); |
| Path desugaredLib = temp.newFolder().toPath().resolve("desugar_jdk_libs_dex.zip"); |
| L8Command.Builder l8Builder = |
| L8Command.builder(diagnosticsHandler) |
| .addLibraryFiles(ToolHelper.getAndroidJar(AndroidApiLevel.P)) |
| .addProgramFiles(ToolHelper.getDesugarJDKLibs()) |
| .addProgramFiles(ToolHelper.DESUGAR_LIB_CONVERSIONS) |
| .setMode(shrinkDesugaredLibrary ? CompilationMode.RELEASE : CompilationMode.DEBUG) |
| .addDesugaredLibraryConfiguration( |
| StringResource.fromFile(ToolHelper.DESUGAR_LIB_JSON_FOR_TESTING)) |
| .setMinApiLevel(parameters.getApiLevel().getLevel()) |
| .setOutput(desugaredLib, OutputMode.DexIndexed); |
| if (shrinkDesugaredLibrary) { |
| l8Builder.addProguardConfiguration( |
| Arrays.asList(FUNCTION_KEEP.split(System.lineSeparator())), Origin.unknown()); |
| } |
| ToolHelper.runL8(l8Builder.build(), options -> {}); |
| diagnosticsHandler.assertNoMessages(); |
| } |
| } |