1 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
2 // test_dll_exported.cpp
3
4 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
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 // This is an overly complex test. The purpose of this test is to
12 // demostrate and test the ability to serialize a hiarchy of class
13 // through a base class pointer even though those class might be
14 // implemente in different dlls and use different extended type info
15 // systems.
16 //
17 // polymorphic_ base is locally declared and defined. It use the
18 // "no_rtti" extended type info system.
19
20 // polymorphic_derived1 is locally declared and defined. It uses
21 // the default "type_id" extended type info system
22
23 // polymorphic_derived2 is declared in polymorphic_derived.hpp
24 // and defined in dll_polymorphic_derived2. It uses the typeid
25 // system.
26
27 #include <cstddef> // NULL
28 #include <fstream>
29
30 #include <cstdio> // remove
31 #include <boost/config.hpp>
32 #if defined(BOOST_NO_STDC_NAMESPACE)
33 namespace std{
34 using ::remove;
35 }
36 #endif
37
38 #include <boost/archive/polymorphic_oarchive.hpp>
39 #include <boost/archive/polymorphic_iarchive.hpp>
40
41 #include "test_tools.hpp"
42
43 #include <boost/archive/polymorphic_oarchive.hpp>
44 #include <boost/archive/polymorphic_iarchive.hpp>
45
46 #include <boost/serialization/base_object.hpp>
47 #include <boost/serialization/export.hpp>
48 #include <boost/serialization/access.hpp>
49
50 #define POLYMORPHIC_BASE_IMPORT
51 #include "polymorphic_base.hpp"
52
53 #include "polymorphic_derived1.hpp"
54
55 #define POLYMORPHIC_DERIVED2_IMPORT
56 #include "polymorphic_derived2.hpp"
57
58 // save exported polymorphic class
save_exported(const char * testfile)59 void save_exported(const char *testfile)
60 {
61 test_ostream os(testfile, TEST_STREAM_FLAGS);
62 test_oarchive oa_implementation(os, TEST_ARCHIVE_FLAGS);
63 boost::archive::polymorphic_oarchive & oa_interface = oa_implementation;
64
65 polymorphic_base *rb1 = new polymorphic_derived1;
66 polymorphic_base *rb2 = new polymorphic_derived2;
67 polymorphic_derived2 *rd21 = new polymorphic_derived2;
68
69 // export will permit correct serialization
70 // through a pointer to a base class
71 oa_interface << BOOST_SERIALIZATION_NVP(rb1);
72 oa_interface << BOOST_SERIALIZATION_NVP(rb2);
73 oa_interface << BOOST_SERIALIZATION_NVP(rd21);
74
75 delete rd21;
76 delete rb2;
77 delete rb1;
78 }
79
80 // save exported polymorphic class
load_exported(const char * testfile)81 void load_exported(const char *testfile)
82 {
83 test_istream is(testfile, TEST_STREAM_FLAGS);
84 test_iarchive ia_implementation(is, TEST_ARCHIVE_FLAGS);
85 boost::archive::polymorphic_iarchive & ia_interface = ia_implementation;
86
87 polymorphic_base *rb1 = NULL;
88 polymorphic_base *rb2 = NULL;
89 polymorphic_derived2 *rd21 = NULL;
90
91 // export will permit correct serialization
92 // through a pointer to a base class
93 ia_interface >> BOOST_SERIALIZATION_NVP(rb1);
94 BOOST_CHECK_MESSAGE(
95 boost::serialization::type_info_implementation<polymorphic_derived1>
96 ::type::get_const_instance()
97 ==
98 * boost::serialization::type_info_implementation<polymorphic_base>
99 ::type::get_const_instance().get_derived_extended_type_info(*rb1),
100 "restored pointer b1 not of correct type"
101 );
102 ia_interface >> BOOST_SERIALIZATION_NVP(rb2);
103 BOOST_CHECK_MESSAGE(
104 boost::serialization::type_info_implementation<polymorphic_derived2>
105 ::type::get_const_instance()
106 ==
107 * boost::serialization::type_info_implementation<polymorphic_base>
108 ::type::get_const_instance().get_derived_extended_type_info(*rb2),
109 "restored pointer b2 not of correct type"
110 );
111 ia_interface >> BOOST_SERIALIZATION_NVP(rd21);
112 BOOST_CHECK_MESSAGE(
113 boost::serialization::type_info_implementation<polymorphic_derived2>
114 ::type::get_const_instance()
115 ==
116 * boost::serialization::type_info_implementation<polymorphic_derived2>
117 ::type::get_const_instance().get_derived_extended_type_info(*rd21),
118 "restored pointer d2 not of correct type"
119 );
120 delete rd21;
121 delete rb2;
122 delete rb1;
123 }
124
125 int
test_main(int,char * [])126 test_main( int /* argc */, char* /* argv */[] )
127 {
128 const char * testfile = boost::archive::tmpnam(NULL);
129 BOOST_REQUIRE(NULL != testfile);
130
131 save_exported(testfile);
132 load_exported(testfile);
133 std::remove(testfile);
134 return EXIT_SUCCESS;
135 }
136
137 // EOF
138