1 | // (C) Copyright Andy Tompkins 2009. Permission to copy, use, modify, sell and |
2 | // distribute this software is granted provided this copyright notice appears |
3 | // in all copies. This software is provided "as is" without express or implied |
4 | // warranty, and with no claim as to its suitability for any purpose. |
5 | |
6 | // Distributed under the Boost Software License, Version 1.0. (See |
7 | // accompanying file LICENSE_1_0.txt or copy at |
8 | // https://www.boost.org/LICENSE_1_0.txt) |
9 | |
10 | // libs/uuid/test/test_tagging.cpp -------------------------------// |
11 | |
12 | #include <boost/uuid/uuid.hpp> |
13 | #include <boost/uuid/uuid_generators.hpp> |
14 | #include <boost/detail/lightweight_test.hpp> |
15 | |
16 | class object |
17 | { |
18 | public: |
19 | object() |
20 | : tag(boost::uuids::random_generator()()) |
21 | , state(0) |
22 | {} |
23 | |
24 | explicit object(int state) |
25 | : tag(boost::uuids::random_generator()()) |
26 | , state(state) |
27 | {} |
28 | |
29 | object(object const& rhs) |
30 | : tag(rhs.tag) |
31 | , state(rhs.state) |
32 | {} |
33 | |
34 | bool operator==(object const& rhs) const { |
35 | return tag == rhs.tag; |
36 | } |
37 | bool operator!=(object const& rhs) const { |
38 | return !(operator==(rhs)); |
39 | } |
40 | |
41 | object& operator=(object const& rhs) { |
42 | tag = rhs.tag; |
43 | state = rhs.state; |
44 | return *this; |
45 | } |
46 | |
47 | int get_state() const { return state; } |
48 | void set_state(int new_state) { state = new_state; } |
49 | |
50 | private: |
51 | boost::uuids::uuid tag; |
52 | |
53 | int state; |
54 | }; |
55 | |
56 | template <typename elem, typename traits> |
57 | std::basic_ostream<elem, traits>& operator<<(std::basic_ostream<elem, traits>& os, object const& o) |
58 | { |
59 | os << o.get_state(); |
60 | return os; |
61 | } |
62 | |
63 | int main(int, char*[]) |
64 | { |
65 | object o1(1); |
66 | |
67 | object o2 = o1; |
68 | BOOST_TEST_EQ(o1, o2); |
69 | |
70 | o2.set_state(2); |
71 | BOOST_TEST_EQ(o1, o2); |
72 | |
73 | object o3; |
74 | o3.set_state(3); |
75 | |
76 | BOOST_TEST_NE(o1, o3); |
77 | BOOST_TEST_NE(o2, o3); |
78 | |
79 | return boost::report_errors(); |
80 | } |
81 | |