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1 | // (C) Copyright Gennadiy Rozental 2001-2014. |
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 | // Description : simple string class test | |
9 | // *************************************************************************** | |
10 | ||
11 | #define BOOST_TEST_MODULE const_string test | |
12 | #include <boost/test/unit_test.hpp> | |
13 | ||
14 | #include <const_string.hpp> | |
15 | using common_layer::const_string; | |
16 | ||
17 | BOOST_AUTO_TEST_CASE( constructors_test ) | |
18 | { | |
19 | const_string cs0( "" ); | |
20 | BOOST_CHECK_EQUAL( cs0.length(), (size_t)0 ); | |
21 | BOOST_CHECK_EQUAL( cs0.begin(), "" ); | |
22 | BOOST_CHECK_EQUAL( cs0.end(), "" ); | |
23 | BOOST_CHECK( cs0.is_empty() ); | |
24 | ||
25 | const_string cs01( NULL ); | |
26 | BOOST_CHECK_EQUAL( cs01.length(), (size_t)0 ); | |
27 | BOOST_CHECK_EQUAL( cs01.begin(), "" ); | |
28 | BOOST_CHECK_EQUAL( cs01.end(), "" ); | |
29 | BOOST_CHECK( cs01.is_empty() ); | |
30 | ||
31 | const_string cs1( "test_string" ); | |
32 | BOOST_CHECK_EQUAL( std::strcmp( cs1.data(), "test_string" ), 0 ); | |
33 | BOOST_CHECK_EQUAL( cs1.length(), std::strlen("test_string") ); | |
34 | ||
35 | std::string s( "test_string" ); | |
36 | const_string cs2( s ); | |
37 | BOOST_CHECK_EQUAL( std::strcmp( cs2.data(), "test_string" ), 0 ); | |
38 | ||
39 | const_string cs3( cs1 ); | |
40 | BOOST_CHECK_EQUAL( std::strcmp( cs1.data(), "test_string" ), 0 ); | |
41 | ||
42 | const_string cs4( "test_string", 4 ); | |
43 | BOOST_CHECK_EQUAL( std::strncmp( cs4.data(), "test", cs4.length() ), 0 ); | |
44 | ||
45 | const_string cs5( s.data(), s.data() + s.length() ); | |
46 | BOOST_CHECK_EQUAL( std::strncmp( cs5.data(), "test_string", cs5.length() ), 0 ); | |
47 | ||
48 | const_string cs_array[] = { "str1", "str2" }; | |
49 | ||
50 | BOOST_CHECK_EQUAL( cs_array[0], "str1" ); | |
51 | BOOST_CHECK_EQUAL( cs_array[1], "str2" ); | |
52 | } | |
53 | ||
54 | BOOST_AUTO_TEST_CASE( data_access_test ) | |
55 | { | |
56 | const_string cs1( "test_string" ); | |
57 | BOOST_CHECK_EQUAL( std::strcmp( cs1.data(), "test_string" ), 0 ); | |
58 | BOOST_CHECK_EQUAL( std::strcmp( cs1.data(), cs1 ), 0 ); | |
59 | ||
60 | BOOST_CHECK_EQUAL( cs1[(size_t)0], 't' ); | |
61 | BOOST_CHECK_EQUAL( cs1[(size_t)4], '_' ); | |
62 | BOOST_CHECK_EQUAL( cs1[cs1.length()-1], 'g' ); | |
63 | ||
64 | BOOST_CHECK_EQUAL( cs1[(size_t)0], cs1.at( 0 ) ); | |
65 | BOOST_CHECK_EQUAL( cs1[(size_t)2], cs1.at( 5 ) ); | |
66 | BOOST_CHECK_EQUAL( cs1.at( cs1.length() - 1 ), 'g' ); | |
67 | ||
68 | BOOST_CHECK_THROW( cs1.at( cs1.length() ), std::out_of_range ); | |
69 | ||
70 | BOOST_CHECK_EQUAL( common_layer::first_char()( cs1 ), 't' ); | |
71 | BOOST_CHECK_EQUAL( common_layer::last_char()( cs1 ) , 'g' ); | |
72 | } | |
73 | ||
74 | ||
75 | BOOST_AUTO_TEST_CASE( length_test ) | |
76 | { | |
77 | const_string cs1; | |
78 | ||
79 | BOOST_CHECK_EQUAL( cs1.length(), (size_t)0 ); | |
80 | BOOST_CHECK( cs1.is_empty() ); | |
81 | ||
82 | cs1 = ""; | |
83 | BOOST_CHECK_EQUAL( cs1.length(), (size_t)0 ); | |
84 | BOOST_CHECK( cs1.is_empty() ); | |
85 | ||
86 | cs1 = "test_string"; | |
87 | BOOST_CHECK_EQUAL( cs1.length(), (size_t)11 ); | |
88 | ||
89 | cs1.erase(); | |
90 | BOOST_CHECK_EQUAL( cs1.length(), (size_t)0 ); | |
91 | BOOST_CHECK_EQUAL( cs1.data(), "" ); | |
92 | ||
93 | cs1 = const_string( "test_string", 4 ); | |
94 | BOOST_CHECK_EQUAL( cs1.length(), (size_t)4 ); | |
95 | ||
96 | cs1.resize( 5 ); | |
97 | BOOST_CHECK_EQUAL( cs1.length(), (size_t)4 ); | |
98 | ||
99 | cs1.resize( 3 ); | |
100 | BOOST_CHECK_EQUAL( cs1.length(), (size_t)3 ); | |
101 | ||
102 | cs1.rshorten(); | |
103 | BOOST_CHECK_EQUAL( cs1.length(), (size_t)2 ); | |
104 | BOOST_CHECK_EQUAL( cs1[(size_t)0], 't' ); | |
105 | ||
106 | cs1.lshorten(); | |
107 | BOOST_CHECK_EQUAL( cs1.length(), (size_t)1 ); | |
108 | BOOST_CHECK_EQUAL( cs1[(size_t)0], 'e' ); | |
109 | ||
110 | cs1.lshorten(); | |
111 | BOOST_CHECK( cs1.is_empty() ); | |
112 | BOOST_CHECK_EQUAL( cs1.data(), "" ); | |
113 | ||
114 | cs1 = "test_string"; | |
115 | cs1.lshorten( 11 ); | |
116 | BOOST_CHECK( cs1.is_empty() ); | |
117 | BOOST_CHECK_EQUAL( cs1.data(), "" ); | |
118 | } | |
119 | ||
120 | BOOST_AUTO_TEST_CASE( asignment_test ) | |
121 | { | |
122 | const_string cs1; | |
123 | std::string s( "test_string" ); | |
124 | ||
125 | cs1 = "test"; | |
126 | BOOST_CHECK_EQUAL( std::strcmp( cs1.data(), "test" ), 0 ); | |
127 | ||
128 | cs1 = s; | |
129 | BOOST_CHECK_EQUAL( std::strcmp( cs1.data(), "test_string" ), 0 ); | |
130 | ||
131 | cs1.assign( "test" ); | |
132 | BOOST_CHECK_EQUAL( std::strcmp( cs1.data(), "test" ), 0 ); | |
133 | ||
134 | const_string cs2( "test_string" ); | |
135 | ||
136 | cs1.swap( cs2 ); | |
137 | BOOST_CHECK_EQUAL( std::strcmp( cs1.data(), "test_string" ), 0 ); | |
138 | BOOST_CHECK_EQUAL( std::strcmp( cs2.data(), "test" ), 0 ); | |
139 | } | |
140 | ||
141 | BOOST_AUTO_TEST_CASE( comparison_test ) | |
142 | { | |
143 | const_string cs1( "test_string" ); | |
144 | const_string cs2( "test_string" ); | |
145 | std::string s( "test_string" ); | |
146 | ||
147 | BOOST_CHECK_EQUAL( cs1, "test_string" ); | |
148 | BOOST_CHECK_EQUAL( "test_string", cs1 ); | |
149 | BOOST_CHECK_EQUAL( cs1, cs2 ); | |
150 | BOOST_CHECK_EQUAL( cs1, s ); | |
151 | BOOST_CHECK_EQUAL( s , cs1 ); | |
152 | ||
153 | cs1.resize( 4 ); | |
154 | ||
155 | BOOST_CHECK( cs1 != "test_string" ); | |
156 | BOOST_CHECK( "test_string" != cs1 ); | |
157 | BOOST_CHECK( cs1 != cs2 ); | |
158 | BOOST_CHECK( cs1 != s ); | |
159 | BOOST_CHECK( s != cs1 ); | |
160 | ||
161 | BOOST_CHECK_EQUAL( cs1, "test" ); | |
162 | } | |
163 | ||
164 | BOOST_AUTO_TEST_CASE( iterators_test ) | |
165 | { | |
166 | const_string cs1( "test_string" ); | |
167 | std::string s; | |
168 | ||
169 | std::copy( cs1.begin(), cs1.end(), std::back_inserter( s ) ); | |
170 | BOOST_CHECK_EQUAL( cs1, s ); | |
171 | ||
172 | s.erase(); | |
173 | ||
174 | std::copy( cs1.rbegin(), cs1.rend(), std::back_inserter( s ) ); | |
175 | BOOST_CHECK_EQUAL( const_string( s ), "gnirts_tset" ); | |
176 | } | |
177 | ||
178 | BOOST_AUTO_TEST_CASE( search_test ) | |
179 | { | |
180 | const_string cs( "test_string" ); | |
181 | ||
182 | BOOST_CHECK_EQUAL( cs.find_first_of( 't' ), cs.begin() ); | |
183 | BOOST_CHECK_EQUAL( cs.find_last_of( 't' ), cs.begin() + 6 ); | |
184 | ||
185 | BOOST_CHECK_EQUAL( cs.find_first_of( "st" ), cs.begin() + 2 ); | |
186 | BOOST_CHECK_EQUAL( cs.find_last_of( "st" ), cs.begin() + 5 ); | |
187 | } | |
188 |