Assertions.java revision 3170:dc017a37aac5 
1/*
2 * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24package test;
25
26import java.util.Arrays;
27import java.util.HashSet;
28import java.util.Set;
29
30public class Assertions {
31    interface Inner {
32        default void testInner() {
33            assert false;
34        }
35    }
36
37    static class InnerImpl implements Inner {}
38
39    static class OuterImpl implements Outer {}
40
41    static class AnotherInnerImpl implements Another.Inner {}
42
43    public static void main(String... args) {
44        Set<String> shouldThrowAssert = new HashSet<String>(Arrays.asList(args));
45        try {
46            new InnerImpl().testInner();
47            if (shouldThrowAssert.contains("Inner")) {
48                throw new IllegalStateException("AssertionError expected, but not thrown.");
49            }
50        } catch (AssertionError e) {
51            if (!shouldThrowAssert.contains("Inner")) {
52                throw new IllegalStateException("AssertionError not expected, but thrown.");
53            }
54        }
55        try {
56            new OuterImpl().testOuter();
57            if (shouldThrowAssert.contains("Outer")) {
58                throw new IllegalStateException("AssertionError expected, but not thrown.");
59            }
60        } catch (AssertionError e) {
61            if (!shouldThrowAssert.contains("Outer")) {
62                throw new IllegalStateException("AssertionError not expected, but thrown.");
63            }
64        }
65        try {
66            new AnotherInnerImpl().testAnotherInner();
67            if (shouldThrowAssert.contains("Another.Inner")) {
68                throw new IllegalStateException("AssertionError expected, but not thrown.");
69            }
70        } catch (AssertionError e) {
71            if (!shouldThrowAssert.contains("Another.Inner")) {
72                throw new IllegalStateException("AssertionError not expected, but thrown.");
73            }
74        }
75    }
76}
77
78interface Outer {
79    default void testOuter() {
80        assert false;
81    }
82}
83
84@interface Another {
85    interface Inner {
86        default void testAnotherInner() {
87            assert false;
88        }
89    }
90}
91