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1 | //===----------------------------------------------------------------------===// |
2 | // | |
3 | // The LLVM Compiler Infrastructure | |
4 | // | |
5 | // This file is dual licensed under the MIT and the University of Illinois Open | |
6 | // Source Licenses. See LICENSE.TXT for details. | |
7 | // | |
8 | //===----------------------------------------------------------------------===// | |
9 | ||
10 | // Copyright (C) 2011 Vicente J. Botet Escriba | |
11 | // | |
12 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
13 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
14 | ||
15 | // <boost/thread/shared_mutex.hpp> | |
16 | ||
17 | // template <class Mutex> class shared_lock; | |
18 | ||
19 | // shared_lock(shared_lock const&) = delete; | |
20 | ||
21 | ||
22 | #include <boost/thread/lock_types.hpp> | |
23 | #include <boost/thread/shared_mutex.hpp> | |
24 | #include <boost/detail/lightweight_test.hpp> | |
25 | ||
26 | boost::shared_mutex m0; | |
27 | boost::shared_mutex m1; | |
28 | ||
29 | int main() | |
30 | { | |
31 | { | |
32 | boost::shared_lock<boost::shared_mutex> lk0(m0); | |
33 | boost::shared_lock<boost::shared_mutex> lk1(m1); | |
34 | lk1 = boost::move(lk0); | |
35 | BOOST_TEST(lk1.mutex() == &m0); | |
36 | BOOST_TEST(lk1.owns_lock() == true); | |
37 | BOOST_TEST(lk0.mutex() == 0); | |
38 | BOOST_TEST(lk0.owns_lock() == false); | |
39 | } | |
40 | { | |
41 | ||
42 | boost::shared_lock<boost::shared_mutex> lk1; | |
43 | lk1 = BOOST_THREAD_MAKE_RV_REF(boost::shared_lock<boost::shared_mutex>(m0)); | |
44 | BOOST_TEST(lk1.mutex() == &m0); | |
45 | BOOST_TEST(lk1.owns_lock() == true); | |
46 | } | |
47 | { | |
48 | boost::unique_lock<boost::shared_mutex> lk0(m0); | |
49 | boost::shared_lock<boost::shared_mutex> lk1(m1); | |
50 | lk1 = BOOST_THREAD_MAKE_RV_REF(boost::shared_lock<boost::shared_mutex>(boost::move(lk0))); | |
51 | BOOST_TEST(lk1.mutex() == &m0); | |
52 | BOOST_TEST(lk1.owns_lock() == true); | |
53 | BOOST_TEST(lk0.mutex() == 0); | |
54 | BOOST_TEST(lk0.owns_lock() == false); | |
55 | } | |
56 | { | |
57 | ||
58 | boost::shared_lock<boost::shared_mutex> lk1; | |
59 | lk1 = BOOST_THREAD_MAKE_RV_REF(boost::shared_lock<boost::shared_mutex>(boost::unique_lock<boost::shared_mutex>(m0))); | |
60 | BOOST_TEST(lk1.mutex() == &m0); | |
61 | BOOST_TEST(lk1.owns_lock() == true); | |
62 | } | |
63 | { | |
64 | boost::upgrade_lock<boost::shared_mutex> lk0(m0); | |
65 | boost::shared_lock<boost::shared_mutex> lk1(m1); | |
66 | lk1 = BOOST_THREAD_MAKE_RV_REF(boost::shared_lock<boost::shared_mutex>(boost::move(lk0))); | |
67 | BOOST_TEST(lk1.mutex() == &m0); | |
68 | BOOST_TEST(lk1.owns_lock() == true); | |
69 | BOOST_TEST(lk0.mutex() == 0); | |
70 | BOOST_TEST(lk0.owns_lock() == false); | |
71 | } | |
72 | { | |
73 | ||
74 | boost::shared_lock<boost::shared_mutex> lk1; | |
75 | lk1 = BOOST_THREAD_MAKE_RV_REF(boost::shared_lock<boost::shared_mutex>(boost::upgrade_lock<boost::shared_mutex>(m0))); | |
76 | BOOST_TEST(lk1.mutex() == &m0); | |
77 | BOOST_TEST(lk1.owns_lock() == true); | |
78 | } | |
79 | return boost::report_errors(); | |
80 | ||
81 | } | |
82 |