| // 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 static junit.framework.TestCase.assertTrue; |
| import static junit.framework.TestCase.fail; |
| |
| import com.android.tools.r8.CompilationFailedException; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestRuntime; |
| import com.android.tools.r8.TestRuntime.CfVm; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.ToolHelper.DexVm.Version; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.BooleanUtils; |
| import java.io.BufferedWriter; |
| import java.io.File; |
| import java.io.FileWriter; |
| import java.io.IOException; |
| import java.nio.file.Path; |
| import java.util.List; |
| import org.junit.Assume; |
| import org.junit.BeforeClass; |
| 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 J$ExtensionTest extends DesugaredLibraryTestBase { |
| |
| private final TestParameters parameters; |
| private final boolean shrinkDesugaredLibrary; |
| |
| private static final String MAIN_CLASS_NAME = "Main"; |
| private static final String MAIN_CLASS = |
| "import java.time.LocalTimeAccess;\n" |
| + "public class Main {\n" |
| + " public static void main(String[] args) throws Exception { \n" |
| + " LocalTimeAccess.main(new String[0]);\n" |
| + " }\n" |
| + "}"; |
| |
| private static final String TIME_CLASS = |
| "package java.time;\n" |
| + "\n" |
| + "import java.time.LocalTime;\n" |
| + "\n" |
| + "public class LocalTimeAccess {\n" |
| + "\n" |
| + " public static void main(String[] args) throws Exception {\n" |
| + " System.out.println(LocalTime.readExternal(null));\n" |
| + " }\n" |
| + "}"; |
| private static Path[] compiledClasses = new Path[2]; |
| |
| @Parameters(name = "{1}, shrinkDesugaredLibrary: {0}") |
| public static List<Object[]> data() { |
| return buildParameters( |
| BooleanUtils.values(), getTestParameters().withAllRuntimes().withAllApiLevels().build()); |
| } |
| |
| public J$ExtensionTest(boolean shrinkDesugaredLibrary, TestParameters parameters) { |
| this.shrinkDesugaredLibrary = shrinkDesugaredLibrary; |
| this.parameters = parameters; |
| } |
| |
| @BeforeClass |
| public static void compileClass() throws IOException { |
| Assume.assumeFalse(ToolHelper.isWindows()); |
| |
| File file1 = getStaticTemp().newFile("LocalTimeAccess.java"); |
| BufferedWriter writer1 = new BufferedWriter(new FileWriter(file1)); |
| writer1.write(TIME_CLASS); |
| writer1.close(); |
| compiledClasses[0] = |
| javac(TestRuntime.getCheckedInJdk8(), getStaticTemp()) |
| .addSourceFiles(file1.toPath()) |
| .compile(); |
| |
| File file2 = getStaticTemp().newFile("Main.java"); |
| BufferedWriter writer2 = new BufferedWriter(new FileWriter(file2)); |
| writer2.write(MAIN_CLASS); |
| writer2.close(); |
| compiledClasses[1] = |
| javac(TestRuntime.getCheckedInJdk8(), getStaticTemp()) |
| .addSourceFiles(file2.toPath()) |
| .addClasspathFiles(compiledClasses[0]) |
| .compile(); |
| } |
| |
| @Test |
| public void testJ$ExtensionNoDesugaring() throws Exception { |
| Assume.assumeFalse(shrinkDesugaredLibrary); |
| String stderr; |
| if (parameters.isCfRuntime()) { |
| stderr = |
| testForJvm() |
| .addProgramFiles(compiledClasses) |
| .run(parameters.getRuntime(), MAIN_CLASS_NAME) |
| .assertFailure() |
| .getStdErr(); |
| } else { |
| stderr = |
| testForD8() |
| .addProgramFiles(compiledClasses) |
| .setMinApi(parameters.getApiLevel()) |
| .run(parameters.getRuntime(), MAIN_CLASS_NAME) |
| .assertFailure() |
| .getStdErr(); |
| } |
| assertError(stderr); |
| } |
| |
| private void assertError(String stderr) { |
| if (parameters.isCfRuntime() && parameters.getRuntime().asCf().getVm() == CfVm.JDK8) { |
| assertTrue( |
| stderr.contains("java.lang.SecurityException: Prohibited package name: java.time")); |
| } else if (parameters.isCfRuntime()) { |
| assertTrue(stderr.contains("java.lang.ClassNotFoundException: java.time.LocalTimeAccess")); |
| } else if (parameters |
| .getRuntime() |
| .asDex() |
| .getVm() |
| .getVersion() |
| .isOlderThanOrEqual(Version.V6_0_1)) { |
| assertTrue(stderr.contains("java.lang.NoClassDefFoundError")); |
| } else if (parameters.getRuntime().asDex().getVm().getVersion() == Version.V7_0_0) { |
| assertTrue(stderr.contains("java.lang.ClassNotFoundException")); |
| } else { |
| assertTrue(stderr.contains("java.lang.IllegalAccessError")); |
| } |
| } |
| |
| @Test |
| public void testJ$ExtensionDesugaring() throws Exception { |
| Assume.assumeFalse(parameters.isCfRuntime()); |
| // Above O no desugaring is required. |
| Assume.assumeTrue(parameters.getApiLevel().getLevel() < AndroidApiLevel.O.getLevel()); |
| KeepRuleConsumer keepRuleConsumer = createKeepRuleConsumer(parameters); |
| |
| try { |
| testForD8() |
| .addProgramFiles(compiledClasses) |
| .setMinApi(parameters.getApiLevel()) |
| .enableCoreLibraryDesugaring(parameters.getApiLevel(), keepRuleConsumer) |
| .compile(); |
| fail(); |
| } catch (CompilationFailedException e) { |
| assertTrue( |
| e.getCause() |
| .getMessage() |
| .contains("Cannot compile program class java.time.LocalTimeAccess")); |
| } |
| } |
| } |