1/*
2 *  Licensed to the Apache Software Foundation (ASF) under one or more
3 *  contributor license agreements.  See the NOTICE file distributed with
4 *  this work for additional information regarding copyright ownership.
5 *  The ASF licenses this file to You under the Apache License, Version 2.0
6 *  (the "License"); you may not use this file except in compliance with
7 *  the License.  You may obtain a copy of the License at
8 *
9 *     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 Alexey V. Varlamov
20 */
21
22package org.apache.harmony.security.tests.java.security;
23
24import java.security.*;
25import junit.framework.TestCase;
26
27/**
28 * Tests for <code>GuardedObject</code>
29 */
30
31public class GuardedObjectTest extends TestCase {
32
33    /**
34     * Null guard imposes no restriction.
35     */
36    public void testNoGuard() {
37        Object obj = null;
38        GuardedObject go = new GuardedObject(obj, null);
39        assertNull(go.getObject());
40
41        obj = "ewte rtw3456";
42        go = new GuardedObject(obj, null);
43        assertEquals(obj, go.getObject());
44    }
45
46    /**
47     * Test real guard can both allow and deny access.
48     */
49    public void testGuard() {
50        final String message = "test message";
51        final StringBuffer objBuffer = new StringBuffer("235345 t");
52        GuardedObject go = new GuardedObject(objBuffer, new Guard() {
53
54            public void checkGuard(Object object) throws SecurityException {
55                if (object == objBuffer && objBuffer.length() == 0) {
56                    throw new SecurityException(message);
57                }
58            }
59        });
60        assertEquals(objBuffer, go.getObject());
61
62        objBuffer.setLength(0);
63        try {
64            go.getObject();
65            fail("SecurityException is not thrown");
66        } catch (Exception ok) {
67            assertEquals(message, ok.getMessage());
68        }
69    }
70}
71