01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17:
18: /**
19: * @author Evgueni V. Brevnov, Roman S. Bushmanov
20: * @version $Revision$
21: */package java.lang;
22:
23: import java.lang.reflect.Field;
24:
25: import junit.framework.TestCase;
26:
27: /**
28: * tested class: java.lang.Class
29: * tested method: getDeclaredFields
30: */
31: @SuppressWarnings(value={"all"})
32: public class ClassTestGetDeclaredFields extends TestCase {
33:
34: private String s;
35:
36: /**
37: * Void.TYPE class does not declare methods members.
38: *
39: */
40: public void test1() {
41: Field[] fs = Void.TYPE.getDeclaredFields();
42: assertNotNull("null expected", fs);
43: assertEquals("array length:", 0, fs.length);
44: }
45:
46: /**
47: * Arrays do not declare field members.
48: *
49: */
50: public void test2() {
51: Field[] fs = new int[0].getClass().getDeclaredFields();
52: assertNotNull("null expected", fs);
53: assertEquals("array length:", 0, fs.length);
54: }
55:
56: /**
57: * Fields of the super class should not be reflected.
58: *
59: */
60: public void test3() {
61: Field[] fs = getClass().getDeclaredFields();
62: assertNotNull("null expected", fs);
63: assertEquals("array length:", 1, fs.length);
64: assertEquals("incorrect name", "s", fs[0].getName());
65: assertSame("objects differ", getClass(), fs[0]
66: .getDeclaringClass());
67: }
68: }
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