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1 | // (C) Copyright Gennadiy Rozental 2001-2015. |
2 | // Distributed under the Boost Software License, Version 1.0. | |
3 | // (See accompanying file LICENSE_1_0.txt or copy at | |
4 | // http://www.boost.org/LICENSE_1_0.txt) | |
5 | ||
6 | // See http://www.boost.org/libs/test for the library home page. | |
7 | // | |
8 | // File : $RCSfile$ | |
9 | // | |
10 | // Version : $Revision$ | |
11 | // | |
12 | // Description : unit test for string comparison specializations | |
13 | // ***************************************************************************** | |
14 | ||
15 | #define BOOST_TEST_MAIN | |
16 | #include <boost/test/unit_test.hpp> | |
17 | #include <boost/test/utils/is_cstring.hpp> | |
18 | ||
19 | BOOST_AUTO_TEST_CASE( check_is_cstring_concept ) | |
20 | { | |
21 | namespace bp = boost::unit_test; | |
22 | BOOST_TEST((bp::is_cstring<char const*>::value)); | |
23 | BOOST_TEST((bp::is_cstring<char const []>::value)); | |
24 | BOOST_TEST((bp::is_cstring<char []>::value)); | |
25 | BOOST_TEST((bp::is_cstring<char *>::value)); | |
b32b8144 FG |
26 | BOOST_TEST((!bp::is_cstring<std::string>::value)); |
27 | BOOST_TEST((!bp::is_cstring< bp::basic_cstring<char> >::value)); | |
28 | ||
29 | BOOST_TEST((!bp::is_cstring< std::vector<char> >::value)); | |
7c673cae FG |
30 | } |
31 | ||
92f5a8d4 TL |
32 | #if defined(BOOST_TEST_STRING_VIEW) |
33 | BOOST_AUTO_TEST_CASE( check_is_cstring_concept_string_view ) | |
34 | { | |
35 | namespace bp = boost::unit_test; | |
36 | BOOST_TEST((!bp::is_cstring< std::string_view >::value)); | |
37 | } | |
38 | #endif | |
39 | ||
b32b8144 FG |
40 | BOOST_AUTO_TEST_CASE( check_is_cstring_comparable_concept ) |
41 | { | |
42 | namespace bp = boost::unit_test; | |
43 | BOOST_TEST((bp::is_cstring_comparable<char const*>::value)); | |
44 | BOOST_TEST((bp::is_cstring_comparable<char const []>::value)); | |
45 | BOOST_TEST((bp::is_cstring_comparable<char []>::value)); | |
46 | BOOST_TEST((bp::is_cstring_comparable<char *>::value)); | |
47 | BOOST_TEST((bp::is_cstring_comparable<std::string>::value)); | |
48 | BOOST_TEST((bp::is_cstring_comparable< bp::basic_cstring<char> >::value)); | |
49 | ||
50 | BOOST_TEST((!bp::is_cstring_comparable< std::vector<char> >::value)); | |
51 | } | |
7c673cae | 52 | |
92f5a8d4 TL |
53 | #if defined(BOOST_TEST_STRING_VIEW) |
54 | BOOST_AUTO_TEST_CASE( check_is_cstring_comparable_concept_string_view ) | |
55 | { | |
56 | namespace bp = boost::unit_test; | |
57 | BOOST_TEST((bp::is_cstring_comparable< std::string_view >::value)); | |
58 | } | |
59 | #endif | |
60 | ||
b32b8144 | 61 | //____________________________________________________________________________// |
7c673cae FG |
62 | |
63 | BOOST_AUTO_TEST_CASE( check_string_compare ) | |
64 | { | |
7c673cae | 65 | |
92f5a8d4 TL |
66 | char const* buf_ptr_cch = "0abc"; |
67 | char const buf_array_cch[] = "1abc"; | |
68 | char buf_array_ch[] = "2abc"; | |
69 | char* buf_ptr_ch = buf_array_ch + 1; | |
70 | std::string buf_str = "3abc"; | |
71 | ||
72 | buf_ptr_cch++; | |
73 | buf_str = buf_str.substr(1); | |
74 | ||
75 | BOOST_TEST((void*)buf_ptr_cch != (void*)(buf_array_cch + 1)); | |
76 | BOOST_TEST((void*)buf_ptr_cch != (void*)(buf_array_ch + 1)); | |
77 | BOOST_TEST((void*)(buf_array_cch +1) != (void*)(buf_array_ch + 1)); | |
7c673cae FG |
78 | |
79 | BOOST_TEST(buf_ptr_cch == buf_ptr_cch); | |
b32b8144 | 80 | #ifndef BOOST_TEST_MACRO_LIMITED_SUPPORT |
92f5a8d4 TL |
81 | BOOST_TEST(buf_ptr_cch == (buf_array_cch + 1)); |
82 | BOOST_TEST(buf_ptr_cch == (buf_array_ch + 1)); | |
b32b8144 | 83 | BOOST_TEST(buf_ptr_cch == buf_ptr_ch); |
7c673cae | 84 | BOOST_TEST(buf_ptr_cch == buf_str); |
b32b8144 | 85 | #endif |
7c673cae FG |
86 | |
87 | #ifndef BOOST_TEST_MACRO_LIMITED_SUPPORT | |
92f5a8d4 TL |
88 | BOOST_TEST((buf_array_cch + 1) == buf_ptr_cch); |
89 | BOOST_TEST((buf_array_cch + 1) == (buf_array_cch + 1)); | |
90 | BOOST_TEST((buf_array_cch + 1) == buf_ptr_ch); | |
91 | BOOST_TEST((buf_array_cch + 1) == (buf_array_ch + 1)); | |
92 | BOOST_TEST((buf_array_cch + 1) == buf_str); | |
7c673cae FG |
93 | #endif |
94 | ||
b32b8144 FG |
95 | BOOST_TEST(buf_ptr_ch == buf_ptr_ch); |
96 | #ifndef BOOST_TEST_MACRO_LIMITED_SUPPORT | |
7c673cae | 97 | BOOST_TEST(buf_ptr_ch == buf_ptr_cch); |
92f5a8d4 TL |
98 | BOOST_TEST(buf_ptr_ch == (buf_array_cch + 1)); |
99 | BOOST_TEST(buf_ptr_ch == (buf_array_ch + 1)); | |
7c673cae | 100 | BOOST_TEST(buf_ptr_ch == buf_str); |
b32b8144 | 101 | #endif |
7c673cae FG |
102 | |
103 | #ifndef BOOST_TEST_MACRO_LIMITED_SUPPORT | |
92f5a8d4 TL |
104 | BOOST_TEST((buf_array_ch + 1) == buf_ptr_cch); |
105 | BOOST_TEST((buf_array_ch + 1) == (buf_array_cch + 1)); | |
106 | BOOST_TEST((buf_array_ch + 1) == buf_ptr_ch); | |
107 | BOOST_TEST((buf_array_ch + 1) == (buf_array_ch + 1)); | |
108 | BOOST_TEST((buf_array_ch + 1) == buf_str); | |
7c673cae FG |
109 | #endif |
110 | ||
111 | BOOST_TEST(buf_str == buf_ptr_cch); | |
92f5a8d4 | 112 | BOOST_TEST(buf_str == (buf_array_cch + 1)); |
7c673cae | 113 | BOOST_TEST(buf_str == buf_ptr_ch); |
92f5a8d4 | 114 | BOOST_TEST(buf_str == (buf_array_ch + 1)); |
7c673cae | 115 | BOOST_TEST(buf_str == buf_str); |
b32b8144 FG |
116 | |
117 | BOOST_TEST(buf_ptr_cch == buf_str); | |
92f5a8d4 | 118 | //BOOST_TEST((buf_array_cch + 1) == buf_str); // does not compile |
b32b8144 | 119 | BOOST_TEST(buf_ptr_ch == buf_str); |
92f5a8d4 | 120 | //BOOST_TEST((buf_array_ch + 1) == buf_str); // does not compile |
b32b8144 FG |
121 | BOOST_TEST(buf_str == buf_str); |
122 | ||
123 | #ifndef BOOST_TEST_MACRO_LIMITED_SUPPORT | |
124 | BOOST_TEST( buf_ptr_cch == buf_ptr_cch, boost::test_tools::per_element() ); | |
125 | BOOST_TEST( buf_ptr_cch <= "abd" , boost::test_tools::per_element() ); | |
126 | BOOST_TEST( buf_ptr_cch >= "aba" , boost::test_tools::per_element() ); | |
127 | BOOST_TEST( buf_str == buf_ptr_cch , boost::test_tools::per_element() ); | |
128 | BOOST_TEST( buf_str <= "abd" , boost::test_tools::per_element() ); | |
129 | BOOST_TEST( buf_str >= "aba" , boost::test_tools::per_element() ); | |
130 | ||
131 | BOOST_TEST( buf_ptr_cch <= buf_ptr_cch, boost::test_tools::lexicographic() ); | |
132 | BOOST_TEST( buf_ptr_cch >= buf_ptr_cch, boost::test_tools::lexicographic() ); | |
133 | BOOST_TEST( buf_ptr_cch <= "abc" , boost::test_tools::lexicographic() ); | |
134 | BOOST_TEST( buf_ptr_cch < "abd" , boost::test_tools::lexicographic() ); | |
135 | BOOST_TEST( buf_ptr_cch < "abcd" , boost::test_tools::lexicographic() ); | |
136 | BOOST_TEST( buf_ptr_cch >= "abc" , boost::test_tools::lexicographic() ); | |
137 | BOOST_TEST( buf_ptr_cch > "aba" , boost::test_tools::lexicographic() ); | |
138 | BOOST_TEST( buf_ptr_cch > "abad" , boost::test_tools::lexicographic() ); | |
139 | BOOST_TEST( buf_str <= buf_ptr_cch , boost::test_tools::lexicographic() ); | |
140 | BOOST_TEST( buf_str >= buf_ptr_cch , boost::test_tools::lexicographic() ); | |
141 | BOOST_TEST( buf_str <= "abc" , boost::test_tools::lexicographic() ); | |
142 | BOOST_TEST( buf_str < "abd" , boost::test_tools::lexicographic() ); | |
143 | BOOST_TEST( buf_str > "aba" , boost::test_tools::lexicographic() ); | |
144 | #endif | |
145 | ||
7c673cae FG |
146 | } |
147 | ||
92f5a8d4 TL |
148 | #if defined(BOOST_TEST_STRING_VIEW) |
149 | BOOST_AUTO_TEST_CASE( check_string_view_compare ) | |
150 | { | |
151 | namespace bp = boost::unit_test; | |
152 | using namespace std::literals; | |
153 | ||
154 | std::string str = "str"; | |
155 | std::string_view sv = "sv"; | |
156 | ||
157 | BOOST_TEST((!bp::is_cstring< decltype(sv) >::value)); | |
158 | ||
159 | BOOST_TEST_CHECK(str == str); | |
160 | BOOST_TEST_CHECK(sv == sv); | |
161 | BOOST_TEST_CHECK(str != sv); | |
162 | BOOST_TEST_CHECK(sv != str); | |
163 | ||
164 | // comparisons based on size | |
165 | BOOST_TEST_CHECK(str >= sv); | |
166 | BOOST_TEST_CHECK(sv <= str); | |
167 | BOOST_TEST_CHECK(str > sv); | |
168 | BOOST_TEST_CHECK(sv < str); | |
169 | ||
170 | BOOST_TEST_CHECK(str <= sv, boost::test_tools::lexicographic()); | |
171 | BOOST_TEST_CHECK(sv >= str, boost::test_tools::lexicographic()); | |
172 | BOOST_TEST_CHECK(str < sv, boost::test_tools::lexicographic()); | |
173 | BOOST_TEST_CHECK(sv > str, boost::test_tools::lexicographic()); | |
174 | ||
175 | std::string_view s1 = "this_is_string_view"sv; | |
176 | BOOST_TEST(s1 == s1); | |
177 | BOOST_TEST(s1 <= s1); | |
178 | BOOST_TEST(s1 >= s1); | |
179 | BOOST_TEST(s1 == "this_is_string_view"s); | |
180 | ||
181 | BOOST_TEST(s1 <= "this_is_string_view2"sv); | |
182 | ||
183 | // lexicographic compare | |
184 | BOOST_TEST_CHECK("str" <= sv, boost::test_tools::lexicographic()); | |
185 | BOOST_TEST_CHECK(sv >= "str", boost::test_tools::lexicographic()); | |
186 | BOOST_TEST_CHECK("str" < sv, boost::test_tools::lexicographic()); | |
187 | BOOST_TEST_CHECK(sv > "str", boost::test_tools::lexicographic()); | |
188 | ||
189 | BOOST_TEST_CHECK("str"sv <= sv, boost::test_tools::lexicographic()); | |
190 | BOOST_TEST_CHECK(sv >= "str"sv, boost::test_tools::lexicographic()); | |
191 | BOOST_TEST_CHECK("str"sv < sv, boost::test_tools::lexicographic()); | |
192 | BOOST_TEST_CHECK(sv > "str"sv, boost::test_tools::lexicographic()); | |
193 | ||
194 | // per element, left-right operand | |
195 | BOOST_TEST( "sv" <= sv , boost::test_tools::per_element() ); | |
196 | BOOST_TEST( "sv" >= sv , boost::test_tools::per_element() ); | |
197 | BOOST_TEST( "sv" == sv , boost::test_tools::per_element() ); | |
198 | ||
199 | BOOST_TEST( sv <= "sv" , boost::test_tools::per_element() ); | |
200 | BOOST_TEST( sv >= "sv" , boost::test_tools::per_element() ); | |
201 | BOOST_TEST( sv == "sv" , boost::test_tools::per_element() ); | |
202 | ||
203 | BOOST_TEST( "rv" <= sv , boost::test_tools::per_element() ); | |
204 | BOOST_TEST( "tv" >= sv , boost::test_tools::per_element() ); | |
205 | BOOST_TEST( "tw" != sv , boost::test_tools::per_element() ); | |
206 | ||
207 | BOOST_TEST( sv <= "tv" , boost::test_tools::per_element() ); | |
208 | BOOST_TEST( sv >= "rv" , boost::test_tools::per_element() ); | |
209 | BOOST_TEST( sv != "ru" , boost::test_tools::per_element() ); | |
210 | ||
211 | } | |
212 | #endif | |
213 | ||
7c673cae | 214 | // EOF |