1 | // (C) Copyright Gennadiy Rozental 2001. |
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 : argument factories for different kinds of parameters |
13 | // *************************************************************************** |
14 | |
15 | #ifndef BOOST_TEST_UTILS_RUNTIME_ARGUMENT_FACTORY_HPP |
16 | #define BOOST_TEST_UTILS_RUNTIME_ARGUMENT_FACTORY_HPP |
17 | |
18 | // Boost.Test Runtime parameters |
19 | #include <boost/test/utils/runtime/errors.hpp> |
20 | #include <boost/test/utils/runtime/argument.hpp> |
21 | |
22 | // Boost.Test |
23 | #include <boost/test/utils/basic_cstring/io.hpp> |
24 | #include <boost/test/utils/basic_cstring/compare.hpp> |
25 | #include <boost/test/utils/string_cast.hpp> |
26 | |
27 | // Boost |
28 | #include <boost/function/function2.hpp> |
29 | |
30 | // STL |
31 | #include <vector> |
32 | |
33 | #include <boost/test/detail/suppress_warnings.hpp> |
34 | |
35 | namespace boost { |
36 | namespace runtime { |
37 | |
38 | // ************************************************************************** // |
39 | // ************** runtime::value_interpreter ************** // |
40 | // ************************************************************************** // |
41 | |
42 | template<typename ValueType, bool is_enum> |
43 | struct value_interpreter; |
44 | |
45 | //____________________________________________________________________________// |
46 | |
47 | template<typename ValueType> |
48 | struct value_interpreter<ValueType, false> { |
49 | template<typename Modifiers> |
50 | explicit value_interpreter( Modifiers const& ) {} |
51 | |
52 | ValueType interpret( cstring param_name, cstring source ) const |
53 | { |
54 | ValueType res; |
55 | if( !unit_test::utils::string_as<ValueType>( source, res ) ) |
56 | BOOST_TEST_I_THROW( format_error( param_name ) << source << |
57 | " can't be interpreted as value of parameter " << param_name << "." ); |
58 | return res; |
59 | } |
60 | }; |
61 | |
62 | //____________________________________________________________________________// |
63 | |
64 | template<> |
65 | struct value_interpreter<std::string, false> { |
66 | template<typename Modifiers> |
67 | explicit value_interpreter( Modifiers const& ) {} |
68 | |
69 | std::string interpret( cstring, cstring source ) const |
70 | { |
71 | return std::string( source.begin(), source.size() ); |
72 | } |
73 | }; |
74 | |
75 | //____________________________________________________________________________// |
76 | |
77 | template<> |
78 | struct value_interpreter<cstring, false> { |
79 | template<typename Modifiers> |
80 | explicit value_interpreter( Modifiers const& ) {} |
81 | |
82 | cstring interpret( cstring, cstring source ) const |
83 | { |
84 | return source; |
85 | } |
86 | }; |
87 | |
88 | //____________________________________________________________________________// |
89 | |
90 | template<> |
91 | struct value_interpreter<bool, false> { |
92 | template<typename Modifiers> |
93 | explicit value_interpreter( Modifiers const& ) {} |
94 | |
95 | bool interpret( cstring param_name, cstring source ) const |
96 | { |
97 | static cstring const s_YES( "YES" ); |
98 | static cstring const s_Y( "Y" ); |
99 | static cstring const s_NO( "NO" ); |
100 | static cstring const s_N( "N" ); |
101 | static cstring const s_TRUE( "TRUE" ); |
102 | static cstring const s_FALSE( "FALSE" ); |
103 | static cstring const s_one( "1" ); |
104 | static cstring const s_zero( "0" ); |
105 | |
106 | source.trim(); |
107 | |
108 | if( source.is_empty() || |
109 | case_ins_eq( x: source, y: s_YES ) || |
110 | case_ins_eq( x: source, y: s_Y ) || |
111 | case_ins_eq( x: source, y: s_one ) || |
112 | case_ins_eq( x: source, y: s_TRUE ) ) |
113 | return true; |
114 | |
115 | if( case_ins_eq( x: source, y: s_NO ) || |
116 | case_ins_eq( x: source, y: s_N ) || |
117 | case_ins_eq( x: source, y: s_zero ) || |
118 | case_ins_eq( x: source, y: s_FALSE ) ) |
119 | return false; |
120 | |
121 | BOOST_TEST_I_THROW( format_error( param_name ) << source << " can't be interpreted as bool value." ); |
122 | } |
123 | }; |
124 | |
125 | //____________________________________________________________________________// |
126 | |
127 | template<typename EnumType> |
128 | struct value_interpreter<EnumType, true> { |
129 | template<typename Modifiers> |
130 | explicit value_interpreter( Modifiers const& m ) |
131 | #if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) && !defined(BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX) |
132 | : m_name_to_value( m[enum_values<EnumType>::value] ) |
133 | { |
134 | } |
135 | #else |
136 | { |
137 | std::vector<std::pair<cstring,EnumType> > const& values = m[enum_values<EnumType>::value]; |
138 | |
139 | m_name_to_value.insert( values.begin(), values.end() ); |
140 | } |
141 | #endif |
142 | |
143 | EnumType interpret( cstring param_name, cstring source ) const |
144 | { |
145 | typename std::map<cstring,EnumType>::const_iterator found = m_name_to_value.find( source ); |
146 | |
147 | BOOST_TEST_I_ASSRT( found != m_name_to_value.end(), |
148 | format_error( param_name ) << source << |
149 | " is not a valid enumeration value name for parameter " << param_name << "." ); |
150 | |
151 | return found->second; |
152 | } |
153 | |
154 | private: |
155 | // Data members |
156 | std::map<cstring,EnumType> m_name_to_value; |
157 | }; |
158 | |
159 | //____________________________________________________________________________// |
160 | |
161 | // ************************************************************************** // |
162 | // ************** runtime::argument_factory ************** // |
163 | // ************************************************************************** // |
164 | |
165 | template<typename ValueType, bool is_enum, bool repeatable> |
166 | class argument_factory; |
167 | |
168 | //____________________________________________________________________________// |
169 | |
170 | template<typename ValueType, bool is_enum> |
171 | class argument_factory<ValueType, is_enum, false> { |
172 | public: |
173 | template<typename Modifiers> |
174 | explicit argument_factory( Modifiers const& m ) |
175 | : m_interpreter( m ) |
176 | , m_optional_value( nfp::opt_get( m, optional_value, ValueType() ) ) |
177 | , m_default_value( nfp::opt_get( m, default_value, ValueType() ) ) |
178 | { |
179 | } |
180 | |
181 | void produce_argument( cstring source, cstring param_name, arguments_store& store ) const |
182 | { |
183 | store.set( param_name, source.empty() ? m_optional_value : m_interpreter.interpret( param_name, source ) ); |
184 | } |
185 | |
186 | void produce_default( cstring param_name, arguments_store& store ) const |
187 | { |
188 | store.set( param_name, m_default_value ); |
189 | } |
190 | |
191 | private: |
192 | // Data members |
193 | typedef value_interpreter<ValueType, is_enum> interp_t; |
194 | interp_t m_interpreter; |
195 | ValueType m_optional_value; |
196 | ValueType m_default_value; |
197 | }; |
198 | |
199 | //____________________________________________________________________________// |
200 | |
201 | template<typename ValueType, bool is_enum> |
202 | class argument_factory<ValueType, is_enum, true> { |
203 | public: |
204 | template<typename Modifiers> |
205 | explicit argument_factory( Modifiers const& m ) |
206 | : m_interpreter( m ) |
207 | { |
208 | } |
209 | |
210 | void produce_argument( cstring source, cstring param_name, arguments_store& store ) const |
211 | { |
212 | ValueType value = m_interpreter.interpret( param_name, source ); |
213 | |
214 | if( store.has( parameter_name: param_name ) ) { |
215 | std::vector<ValueType>& values = store.get<std::vector<ValueType> >( param_name ); |
216 | values.push_back( value ); |
217 | } |
218 | else { |
219 | std::vector<ValueType> values( 1, value ); |
220 | |
221 | store.set( param_name, values ); |
222 | } |
223 | |
224 | } |
225 | void produce_default( cstring param_name, arguments_store& store ) const |
226 | { |
227 | store.set( param_name, std::vector<ValueType>() ); |
228 | } |
229 | |
230 | private: |
231 | // Data members |
232 | value_interpreter<ValueType, is_enum> m_interpreter; |
233 | }; |
234 | |
235 | //____________________________________________________________________________// |
236 | |
237 | } // namespace runtime |
238 | } // namespace boost |
239 | |
240 | #include <boost/test/detail/enable_warnings.hpp> |
241 | |
242 | #endif // BOOST_TEST_UTILS_RUNTIME_ARGUMENT_FACTORY_HPP |
243 | |