| // 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.graph; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.objectweb.asm.Opcodes.ASM7; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestDiagnosticMessagesImpl; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.ToolHelper; |
| import com.android.tools.r8.graph.GenericSignature.ClassSignature; |
| import com.android.tools.r8.origin.Origin; |
| import com.android.tools.r8.utils.Reporter; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.util.HashSet; |
| import java.util.Set; |
| import java.util.zip.ZipEntry; |
| import java.util.zip.ZipInputStream; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| import org.objectweb.asm.ClassReader; |
| import org.objectweb.asm.ClassVisitor; |
| |
| @RunWith(Parameterized.class) |
| public class GenericSignatureIdentityTest extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withNoneRuntime().build(); |
| } |
| |
| public GenericSignatureIdentityTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testAllClassSignature() throws Exception { |
| testParseSignaturesInJar(ToolHelper.R8_WITH_DEPS_JAR); |
| } |
| |
| public static void testParseSignaturesInJar(Path jar) throws Exception { |
| GenericSignatureReader genericSignatureReader = new GenericSignatureReader(); |
| ZipInputStream inputStream = new ZipInputStream(Files.newInputStream(jar)); |
| ZipEntry next = inputStream.getNextEntry(); |
| while (next != null) { |
| if (next.getName().endsWith(".class")) { |
| ClassReader classReader = new ClassReader(inputStream); |
| classReader.accept(genericSignatureReader, 0); |
| } |
| next = inputStream.getNextEntry(); |
| } |
| } |
| |
| private static class GenericSignatureReader extends ClassVisitor { |
| |
| public final Set<String> signatures = new HashSet<>(); |
| private final DexItemFactory factory = new DexItemFactory(); |
| |
| private GenericSignatureReader() { |
| super(ASM7); |
| } |
| |
| @Override |
| public void visit( |
| int version, |
| int access, |
| String name, |
| String signature, |
| String superName, |
| String[] interfaces) { |
| if (signature == null) { |
| return; |
| } |
| TestDiagnosticMessagesImpl testDiagnosticMessages = new TestDiagnosticMessagesImpl(); |
| ClassSignature classSignature = |
| GenericSignature.parseClassSignature( |
| name, signature, Origin.unknown(), factory, new Reporter(testDiagnosticMessages)); |
| assertEquals(signature, classSignature.toString()); |
| testDiagnosticMessages.assertNoMessages(); |
| } |
| } |
| } |