1 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
2 // test_optional.cpp
3
4 // (C) Copyright 2004 Pavel Vozenilek
5 // Use, modification and distribution is subject to the Boost Software
6 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
7 // http://www.boost.org/LICENSE_1_0.txt)
8
9 // should pass compilation and execution
10
11 #include <cstddef> // NULL
12 #include <cstdio> // remove
13 #include <fstream>
14
15 #include <boost/config.hpp>
16
17 #if defined(BOOST_NO_STDC_NAMESPACE)
18 namespace std{
19 using ::remove;
20 }
21 #endif
22
23 #include <boost/archive/archive_exception.hpp>
24 #include "test_tools.hpp"
25
26 #include <boost/serialization/optional.hpp>
27 #include <boost/serialization/string.hpp>
28
29 struct A {
30 int m_x;
31 template<class Archive>
serializeA32 void serialize(Archive & ar, const unsigned int /* version */){
33 ar & boost::serialization::make_nvp("x", m_x);
34 };
operator ==A35 bool operator==(const A & rhs) const {
36 return m_x == rhs.m_x;
37 }
38 // note that default constructor is not trivial
AA39 A() :
40 m_x(0)
41 {}
AA42 A(int x) :
43 m_x(x)
44 {}
45 };
46
test_main(int,char * [])47 int test_main( int /* argc */, char* /* argv */[] )
48 {
49 const char * testfile = boost::archive::tmpnam(NULL);
50 BOOST_REQUIRE(NULL != testfile);
51
52 const boost::optional<int> aoptional1;
53 const boost::optional<int> aoptional2(123);
54 const boost::optional<A> aoptional3;
55 A a(1);
56 const boost::optional<A> aoptional4(a);
57 const boost::optional<A *> aoptional5;
58 const boost::optional<A *> aoptional6(& a);
59 {
60 test_ostream os(testfile, TEST_STREAM_FLAGS);
61 test_oarchive oa(os, TEST_ARCHIVE_FLAGS);
62 oa << boost::serialization::make_nvp("aoptional1",aoptional1);
63 oa << boost::serialization::make_nvp("aoptional2",aoptional2);
64 oa << boost::serialization::make_nvp("aoptional3",aoptional3);
65 oa << boost::serialization::make_nvp("aoptional4",aoptional4);
66 oa << boost::serialization::make_nvp("aoptional5",aoptional5);
67 oa << boost::serialization::make_nvp("aoptional6",aoptional6);
68 }
69 boost::optional<int> aoptional1a(999);
70 boost::optional<int> aoptional2a;
71 boost::optional<A> aoptional3a;
72 boost::optional<A> aoptional4a;
73 boost::optional<A *> aoptional5a;
74 boost::optional<A *> aoptional6a;
75 {
76 test_istream is(testfile, TEST_STREAM_FLAGS);
77 test_iarchive ia(is, TEST_ARCHIVE_FLAGS);
78 ia >> boost::serialization::make_nvp("aoptional1",aoptional1a);
79 ia >> boost::serialization::make_nvp("aoptional2",aoptional2a);
80 ia >> boost::serialization::make_nvp("aoptional3",aoptional3a);
81 ia >> boost::serialization::make_nvp("aoptional4",aoptional4a);
82 ia >> boost::serialization::make_nvp("aoptional5",aoptional5a);
83 ia >> boost::serialization::make_nvp("aoptional6",aoptional6a);
84 }
85 BOOST_CHECK(aoptional1 == aoptional1a);
86 BOOST_CHECK(aoptional2 == aoptional2a);
87 BOOST_CHECK(aoptional3 == aoptional3a);
88 BOOST_CHECK(aoptional4.get() == aoptional4a.get());
89 BOOST_CHECK(aoptional5 == aoptional5a);
90 BOOST_CHECK(*aoptional6.get() == *aoptional6a.get());
91
92 std::remove(testfile);
93 return EXIT_SUCCESS;
94 }
95
96 // EOF
97