| // 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.shaking.methods.interfaces; |
| |
| import static org.hamcrest.core.StringContains.containsString; |
| |
| import com.android.tools.r8.CompilationFailedException; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import java.io.IOException; |
| import java.util.concurrent.ExecutionException; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| import org.objectweb.asm.ClassWriter; |
| import org.objectweb.asm.Label; |
| import org.objectweb.asm.MethodVisitor; |
| import org.objectweb.asm.Opcodes; |
| |
| @RunWith(Parameterized.class) |
| public class StaticMethodsTest extends TestBase { |
| |
| private final TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters() |
| .withCfRuntimes() |
| .withDexRuntimes() |
| .withApiLevelsStartingAtIncluding(AndroidApiLevel.N) |
| .build(); |
| } |
| |
| public StaticMethodsTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void testForRuntime() throws ExecutionException, CompilationFailedException, IOException { |
| testForRuntime(parameters) |
| .addProgramClasses(I.class, J.class) |
| .addProgramClassFileData(StaticMethodsTest$MainForJDump.dump()) |
| .run(parameters.getRuntime(), MainForJ.class) |
| .assertFailureWithErrorThatMatches(containsString("NoSuchMethodError")); |
| } |
| |
| public interface I { |
| static String foo() { |
| return foo("Hello "); |
| } |
| |
| static String foo(String x) { |
| return x + "World!"; |
| } |
| } |
| |
| public interface J extends I {} |
| |
| public static class ImplJ implements J {} |
| |
| public static class MainForJ { |
| |
| public static void main(String[] args) { |
| System.out.println(I.foo()); |
| } |
| } |
| |
| public static class StaticMethodsTest$MainForJDump implements Opcodes { |
| |
| public static byte[] dump() { |
| |
| ClassWriter classWriter = new ClassWriter(0); |
| MethodVisitor methodVisitor; |
| |
| classWriter.visit( |
| V1_8, |
| ACC_PUBLIC | ACC_SUPER, |
| "com/android/tools/r8/shaking/methods/interfaces/StaticMethodsTest$MainForJ", |
| null, |
| "java/lang/Object", |
| null); |
| |
| classWriter.visitSource("StaticMethodsTest.java", null); |
| |
| classWriter.visitInnerClass( |
| "com/android/tools/r8/shaking/methods/interfaces/StaticMethodsTest$MainForJ", |
| "com/android/tools/r8/shaking/methods/interfaces/StaticMethodsTest", |
| "MainForJ", |
| ACC_PUBLIC | ACC_STATIC); |
| |
| classWriter.visitInnerClass( |
| "com/android/tools/r8/shaking/methods/interfaces/StaticMethodsTest$I", |
| "com/android/tools/r8/shaking/methods/interfaces/StaticMethodsTest", |
| "I", |
| ACC_PUBLIC | ACC_STATIC | ACC_ABSTRACT | ACC_INTERFACE); |
| |
| { |
| methodVisitor = classWriter.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null); |
| methodVisitor.visitCode(); |
| Label label0 = new Label(); |
| methodVisitor.visitLabel(label0); |
| methodVisitor.visitLineNumber(70, label0); |
| methodVisitor.visitVarInsn(ALOAD, 0); |
| methodVisitor.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false); |
| methodVisitor.visitInsn(RETURN); |
| Label label1 = new Label(); |
| methodVisitor.visitLabel(label1); |
| methodVisitor.visitLocalVariable( |
| "this", |
| "Lcom/android/tools/r8/shaking/methods/interfaces/StaticMethodsTest$MainForJ;", |
| null, |
| label0, |
| label1, |
| 0); |
| methodVisitor.visitMaxs(1, 1); |
| methodVisitor.visitEnd(); |
| } |
| { |
| methodVisitor = |
| classWriter.visitMethod( |
| ACC_PUBLIC | ACC_STATIC, "main", "([Ljava/lang/String;)V", null, null); |
| methodVisitor.visitCode(); |
| Label label0 = new Label(); |
| methodVisitor.visitLabel(label0); |
| methodVisitor.visitLineNumber(73, label0); |
| methodVisitor.visitFieldInsn(GETSTATIC, "java/lang/System", "out", "Ljava/io/PrintStream;"); |
| methodVisitor.visitMethodInsn( |
| INVOKESTATIC, |
| "com/android/tools/r8/shaking/methods/interfaces/StaticMethodsTest$J", |
| "foo", |
| "()Ljava/lang/String;", |
| true); |
| methodVisitor.visitMethodInsn( |
| INVOKEVIRTUAL, "java/io/PrintStream", "println", "(Ljava/lang/String;)V", false); |
| Label label1 = new Label(); |
| methodVisitor.visitLabel(label1); |
| methodVisitor.visitLineNumber(74, label1); |
| methodVisitor.visitInsn(RETURN); |
| Label label2 = new Label(); |
| methodVisitor.visitLabel(label2); |
| methodVisitor.visitLocalVariable("args", "[Ljava/lang/String;", null, label0, label2, 0); |
| methodVisitor.visitMaxs(2, 1); |
| methodVisitor.visitEnd(); |
| } |
| classWriter.visitEnd(); |
| |
| return classWriter.toByteArray(); |
| } |
| } |
| } |