1/*
2 * Copyright (C) 2016 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27
28#include <wtf/UniqueRef.h>
29#include <wtf/Vector.h>
30
31namespace TestWebKitAPI {
32
33class A { };
34class B {
35public:
36 B(int a, int b, int c)
37 : a(a)
38 , b(b)
39 , c(c)
40 { };
41 int a;
42 int b;
43 int c;
44};
45class C {
46public:
47 C(UniqueRef<A>&& a)
48 : a(WTFMove(a))
49 { }
50 UniqueRef<A> a;
51};
52class D : public A { };
53
54void function(const UniqueRef<A> a)
55{
56 const A& b = a.get();
57 const A* c = &a;
58 UNUSED_PARAM(b);
59 UNUSED_PARAM(c);
60}
61
62TEST(WTF, UniqueRef)
63{
64 UniqueRef<A> a = makeUniqueRef<A>();
65 UniqueRef<B> b = makeUniqueRef<B>(1, 2, 3);
66 B& c = b.get();
67 const B& d = b.get();
68 B* e = &b;
69 const B* f = &b;
70 UniqueRef<A> j = WTFMove(a);
71
72 Vector<UniqueRef<B>> v;
73 v.append(makeUniqueRef<B>(4, 5, 6));
74 v.append(makeUniqueRef<B>(7, 8, 9));
75 UniqueRef<B> g = v.takeLast();
76 ASSERT_EQ(g->b, 8);
77 ASSERT_EQ(v.last()->b, 5);
78
79 C h(makeUniqueRef<A>());
80 C i(makeUniqueRef<D>());
81
82 UNUSED_PARAM(b);
83 UNUSED_PARAM(c);
84 UNUSED_PARAM(d);
85 UNUSED_PARAM(e);
86 UNUSED_PARAM(f);
87 UNUSED_PARAM(g);
88 UNUSED_PARAM(h);
89 UNUSED_PARAM(i);
90 UNUSED_PARAM(j);
91}
92
93} // namespace TestWebKitAPI
94