| // 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.corelib; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.android.tools.r8.DesugaredLibraryConfigurationForTesting; |
| import com.android.tools.r8.StringResource; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.graph.DexItemFactory; |
| import com.android.tools.r8.graph.DexString; |
| import com.android.tools.r8.graph.DexType; |
| import com.android.tools.r8.ir.desugar.DesugaredLibraryConfiguration; |
| import com.android.tools.r8.ir.desugar.DesugaredLibraryConfigurationParser; |
| import com.android.tools.r8.utils.InternalOptions; |
| import com.android.tools.r8.utils.Reporter; |
| import java.nio.file.Paths; |
| import java.util.Map; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class JsonCompatibilityTest extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameterized.Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withDexRuntimes().withAllApiLevels().build(); |
| } |
| |
| public JsonCompatibilityTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testCompatibilityProgram() { |
| DexItemFactory factory = new DexItemFactory(); |
| InternalOptions options1 = new InternalOptions(factory, new Reporter()); |
| options1.minApiLevel = parameters.getApiLevel().getLevel(); |
| options1.desugaredLibraryConfiguration = |
| DesugaredLibraryConfigurationForTesting.configureLibraryDesugaringForProgramCompilation( |
| parameters.getApiLevel().getLevel(), factory); |
| |
| Reporter reporter = new Reporter(); |
| InternalOptions options2 = new InternalOptions(factory, reporter); |
| options2.minApiLevel = parameters.getApiLevel().getLevel(); |
| options2.desugaredLibraryConfiguration = |
| new DesugaredLibraryConfigurationParser( |
| factory, reporter, false, parameters.getApiLevel().getLevel()) |
| .parse( |
| StringResource.fromFile( |
| Paths.get( |
| "src/test/java/com/android/tools/r8/desugar/corelib/desugar_jdk_libs.json"))); |
| |
| assertConfigurationEquals( |
| options1.desugaredLibraryConfiguration, options2.desugaredLibraryConfiguration); |
| } |
| |
| @Test |
| public void testCompatibilityLibrary() { |
| DexItemFactory factory = new DexItemFactory(); |
| InternalOptions options1 = new InternalOptions(factory, new Reporter()); |
| options1.minApiLevel = parameters.getApiLevel().getLevel(); |
| options1.desugaredLibraryConfiguration = |
| DesugaredLibraryConfigurationForTesting.configureLibraryDesugaringForLibraryCompilation( |
| parameters.getApiLevel().getLevel(), factory); |
| |
| Reporter reporter = new Reporter(); |
| InternalOptions options2 = new InternalOptions(factory, reporter); |
| options2.minApiLevel = parameters.getApiLevel().getLevel(); |
| options2.desugaredLibraryConfiguration = |
| new DesugaredLibraryConfigurationParser( |
| factory, reporter, true, parameters.getApiLevel().getLevel()) |
| .parse( |
| StringResource.fromFile( |
| Paths.get( |
| "src/test/java/com/android/tools/r8/desugar/corelib/desugar_jdk_libs.json"))); |
| |
| assertConfigurationEquals( |
| options1.desugaredLibraryConfiguration, options2.desugaredLibraryConfiguration); |
| } |
| |
| private void assertConfigurationEquals( |
| DesugaredLibraryConfiguration libraryConfiguration1, |
| DesugaredLibraryConfiguration libraryConfiguration2) { |
| assertDictEquals( |
| libraryConfiguration1.getRewritePrefix(), libraryConfiguration2.getRewritePrefix()); |
| assertDictEquals( |
| libraryConfiguration1.getEmulateLibraryInterface(), |
| libraryConfiguration2.getEmulateLibraryInterface()); |
| assertDictEquals( |
| libraryConfiguration1.getBackportCoreLibraryMember(), |
| libraryConfiguration2.getBackportCoreLibraryMember()); |
| assertRetargetEquals( |
| libraryConfiguration1.getRetargetCoreLibMember(), |
| libraryConfiguration2.getRetargetCoreLibMember()); |
| assertEquals( |
| libraryConfiguration1.getDontRewriteInvocation().size(), |
| libraryConfiguration1.getDontRewriteInvocation().size()); |
| } |
| |
| private void assertRetargetEquals( |
| Map<DexString, Map<DexType, DexType>> retarget1, |
| Map<DexString, Map<DexType, DexType>> retarget2) { |
| assertEquals(retarget1.size(), retarget2.size()); |
| for (DexString dexString : retarget1.keySet()) { |
| assert retarget2.containsKey(dexString); |
| assertDictEquals(retarget1.get(dexString), retarget2.get(dexString)); |
| } |
| } |
| |
| private <E> void assertDictEquals(Map<E, E> map1, Map<E, E> map2) { |
| assertEquals(map1.size(), map2.size()); |
| for (E key : map1.keySet()) { |
| assertTrue(map2.containsKey(key) && map1.get(key).equals(map2.get(key))); |
| } |
| } |
| } |