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1 | /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 |
2 | // test_class_info_load.cpp: test implementation level trait | |
3 | ||
f67539c2 | 4 | // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . |
7c673cae FG |
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 | // test implementation level "object_class_info" | |
10 | // should pass compilation and execution | |
11 | ||
12 | #include <string> | |
13 | #include <fstream> | |
14 | ||
15 | #include <boost/archive/tmpdir.hpp> | |
16 | #include <boost/preprocessor/stringize.hpp> | |
17 | #include "test_tools.hpp" | |
18 | ||
19 | #include <boost/static_assert.hpp> | |
20 | #include <boost/serialization/level.hpp> | |
21 | #include <boost/serialization/tracking.hpp> | |
22 | #include <boost/serialization/version.hpp> | |
23 | #include <boost/serialization/nvp.hpp> | |
24 | ||
25 | class A | |
26 | { | |
27 | friend class boost::serialization::access; | |
28 | template<class Archive> | |
29 | void serialize(Archive & /*ar*/, const unsigned int file_version){ | |
30 | // class that don't save class info always have a version number of 0 | |
31 | BOOST_CHECK(file_version == 0); | |
32 | BOOST_STATIC_ASSERT(0 == ::boost::serialization::version<A>::value); | |
33 | ++count; | |
34 | } | |
35 | public: | |
36 | unsigned int count; | |
37 | A() : count(0) {} | |
38 | }; | |
39 | ||
40 | BOOST_CLASS_IMPLEMENTATION(A, ::boost::serialization::object_serializable) | |
41 | BOOST_CLASS_TRACKING(A, ::boost::serialization::track_never) | |
42 | ||
43 | // second case : serialize WITH class information | |
44 | class B | |
45 | { | |
46 | friend class boost::serialization::access; | |
47 | template<class Archive> | |
48 | void serialize(Archive & /*ar*/, const unsigned int file_version){ | |
49 | // verify at execution that the version number corresponds to the saved | |
50 | // one | |
51 | BOOST_CHECK(file_version == 2); | |
52 | ++count; | |
53 | } | |
54 | public: | |
55 | unsigned int count; | |
56 | B() : count(0) {} | |
57 | }; | |
58 | ||
59 | BOOST_CLASS_IMPLEMENTATION(B, ::boost::serialization::object_class_info) | |
60 | BOOST_CLASS_TRACKING(B, ::boost::serialization::track_never) | |
61 | BOOST_CLASS_VERSION(B, 4) | |
62 | ||
63 | void in(const char *testfile, A & a, B & b) | |
64 | { | |
65 | test_istream is(testfile, TEST_STREAM_FLAGS); | |
66 | test_iarchive ia(is, TEST_ARCHIVE_FLAGS); | |
67 | ia >> BOOST_SERIALIZATION_NVP(a); | |
68 | ia >> BOOST_SERIALIZATION_NVP(a); | |
69 | BOOST_CHECK(a.count == 2); // no tracking => redundant loads | |
70 | ia >> BOOST_SERIALIZATION_NVP(b); | |
71 | ia >> BOOST_SERIALIZATION_NVP(b); | |
72 | // note: archive was saved with tracking so that is what determines | |
73 | // whether tracking is perform on load - regardless of the latest | |
74 | // tracking setting. | |
75 | BOOST_CHECK(b.count == 1); | |
76 | } | |
77 | ||
78 | int | |
79 | test_main( int /* argc */, char* /* argv */[] ) | |
80 | { | |
81 | A a; | |
82 | B b; | |
83 | std::string filename; | |
84 | filename += boost::archive::tmpdir(); | |
85 | filename += '/'; | |
86 | filename += BOOST_PP_STRINGIZE(testfile_); | |
87 | filename += BOOST_PP_STRINGIZE(BOOST_ARCHIVE_TEST); | |
88 | in(filename.c_str(), a, b); | |
89 | return EXIT_SUCCESS; | |
90 | } | |
91 | ||
92 | // EOF |