1 /*
2   Copyright (c) 2014, Randolph Voorhies, Shane Grant
3   All rights reserved.
4 
5   Redistribution and use in source and binary forms, with or without
6   modification, are permitted provided that the following conditions are met:
7       * Redistributions of source code must retain the above copyright
8         notice, this list of conditions and the following disclaimer.
9       * Redistributions in binary form must reproduce the above copyright
10         notice, this list of conditions and the following disclaimer in the
11         documentation and/or other materials provided with the distribution.
12       * Neither the name of cereal nor the
13         names of its contributors may be used to endorse or promote products
14         derived from this software without specific prior written permission.
15 
16   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17   ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19   DISCLAIMED. IN NO EVENT SHALL RANDOLPH VOORHIES AND SHANE GRANT BE LIABLE FOR ANY
20   DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21   (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23   ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27 #define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
28 #include "portable_binary_archive.hpp"
29 
30 TEST_SUITE("portable_binary_archive");
31 
32 #ifdef _MSC_VER
33 TEST_CASE("util")
34 {
35   CHECK_EQ( cereal::util::demangledName<mynamespace::MyCustomClass>(), "struct mynamespace::MyCustomClass" );
36 }
37 #else
38 TEST_CASE("util")
39 {
40   CHECK_EQ( cereal::util::demangledName<mynamespace::MyCustomClass>(), "mynamespace::MyCustomClass" );
41 }
42 #endif
43 
44 TEST_CASE("portable_binary_archive_endian_conversions")
45 {
46   // (last parameter is whether we load as little endian)
47   test_endian_serialization<cereal::PortableBinaryInputArchive, cereal::PortableBinaryOutputArchive>(
48       cereal::PortableBinaryInputArchive::Options::BigEndian(), cereal::PortableBinaryOutputArchive::Options::BigEndian(), false );
49   test_endian_serialization<cereal::PortableBinaryInputArchive, cereal::PortableBinaryOutputArchive>(
50       cereal::PortableBinaryInputArchive::Options::LittleEndian(), cereal::PortableBinaryOutputArchive::Options::BigEndian(), true );
51   test_endian_serialization<cereal::PortableBinaryInputArchive, cereal::PortableBinaryOutputArchive>(
52       cereal::PortableBinaryInputArchive::Options::BigEndian(), cereal::PortableBinaryOutputArchive::Options::LittleEndian(), false );
53   test_endian_serialization<cereal::PortableBinaryInputArchive, cereal::PortableBinaryOutputArchive>(
54       cereal::PortableBinaryInputArchive::Options::LittleEndian(), cereal::PortableBinaryOutputArchive::Options::LittleEndian(), true );
55 }
56 
57 // Tests the default behavior to swap bytes to current machine's endianness
58 TEST_CASE("portable_binary_archive_default_behavior")
59 {
60   std::random_device rd;
61   std::mt19937 gen(rd());
62 
63   for(size_t i=0; i<100; ++i)
64   {
65     bool     o_bool   = random_value<uint8_t>(gen) % 2 ? true : false;
66     uint8_t  o_uint8  = random_value<uint8_t>(gen);
67     int8_t   o_int8   = random_value<int8_t>(gen);
68     uint16_t o_uint16 = random_value<uint16_t>(gen);
69     int16_t  o_int16  = random_value<int16_t>(gen);
70     uint32_t o_uint32 = random_value<uint32_t>(gen);
71     int32_t  o_int32  = random_value<int32_t>(gen);
72     uint64_t o_uint64 = random_value<uint64_t>(gen);
73     int64_t  o_int64  = random_value<int64_t>(gen);
74     float    o_float  = random_value<float>(gen);
75     double   o_double = random_value<double>(gen);
76 
77     // swap the bytes on all of the data
78     CEREAL_TEST_SWAP_OUTPUT
79 
80     std::ostringstream os;
81     {
82       cereal::BinaryOutputArchive oar(os);
83       // manually insert incorrect endian encoding
84       oar(!cereal::portable_binary_detail::is_little_endian());
85 
86       oar(o_bool);
87       oar(o_uint8);
88       oar(o_int8);
89       oar(o_uint16);
90       oar(o_int16);
91       oar(o_uint32);
92       oar(o_int32);
93       oar(o_uint64);
94       oar(o_int64);
95       oar(o_float);
96       oar(o_double);
97     }
98 
99     // swap back to original values
100     CEREAL_TEST_SWAP_OUTPUT
101 
102     bool     i_bool   = false;
103     uint8_t  i_uint8  = 0;
104     int8_t   i_int8   = 0;
105     uint16_t i_uint16 = 0;
106     int16_t  i_int16  = 0;
107     uint32_t i_uint32 = 0;
108     int32_t  i_int32  = 0;
109     uint64_t i_uint64 = 0;
110     int64_t  i_int64  = 0;
111     float    i_float  = 0;
112     double   i_double = 0;
113 
114     std::istringstream is(os.str());
115     {
116       cereal::PortableBinaryInputArchive iar(is);
117       iar(i_bool);
118       iar(i_uint8);
119       iar(i_int8);
120       iar(i_uint16);
121       iar(i_int16);
122       iar(i_uint32);
123       iar(i_int32);
124       iar(i_uint64);
125       iar(i_int64);
126       iar(i_float);
127       iar(i_double);
128     }
129 
130     CEREAL_TEST_CHECK_EQUAL
131   }
132 }
133 
134 TEST_SUITE_END();
135