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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   https://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  
20  package org.apache.bcel.classfile;
21  
22  import static org.junit.jupiter.api.Assertions.assertTrue;
23  
24  import java.io.InputStream;
25  import java.net.URL;
26  import java.net.URLClassLoader;
27  import java.nio.file.Files;
28  import java.nio.file.Path;
29  import java.nio.file.Paths;
30  
31  import org.junit.jupiter.api.Test;
32  
33  /**
34   * javap input:
35   *
36   * <pre>
37   * javap "src/test/resources/kotlin/test$method name with () in it$1.class"
38   * </pre>
39   *
40   * javap output:
41   *
42   * <pre>
43   *
44  Compiled from "test.kt"
45  final class test$method name with () in it$1 extends kotlin.jvm.internal.Lambda implements kotlin.jvm.functions.Function0<kotlin.Unit> {
46    public static final test$method name with () in it$1 INSTANCE;
47    test$method name with () in it$1();
48    public final void invoke();
49    public java.lang.Object invoke();
50    static {};
51   * </pre>
52   */
53  class InvalidMethodSigantureTest {
54  
55      final class TestVisitor extends org.apache.bcel.classfile.EmptyVisitor {
56          @Override
57          public void visitField(final Field field) {
58              field.getType();
59          }
60      }
61      private static final String CLASS_NAME = "test$method name with () in it$1";
62  
63      private static final String SRC_TEST_RESOURCES_KOTLIN = "src/test/resources/kotlin/";
64  
65      @Test
66      void testLoadClass() throws Exception {
67          final Path path = Paths.get(SRC_TEST_RESOURCES_KOTLIN);
68          assertTrue(Files.exists(path));
69          assertTrue(Files.isDirectory(path));
70          try (URLClassLoader cl = URLClassLoader.newInstance(new URL[] { path.toUri().toURL() })) {
71              Class.forName(CLASS_NAME, false, cl);
72          }
73      }
74  
75      @Test
76      //@Disabled("TODO?")
77      void testMethodWithParens() throws Exception {
78          try (InputStream inputStream = Files.newInputStream(Paths.get(SRC_TEST_RESOURCES_KOTLIN, CLASS_NAME + ".class"))) {
79              final ClassParser classParser = new ClassParser(inputStream, CLASS_NAME);
80              final JavaClass javaClass = classParser.parse();
81              final TestVisitor visitor = new TestVisitor();
82              new DescendingVisitor(javaClass, visitor).visit();
83          }
84      }
85  }