1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/ossrv/genericopenlibs/cppstdlib/stl/test/unit/mfunptr_test.cpp Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,230 @@
1.4 +#include <functional>
1.5 +#include <memory>
1.6 +#include <vector>
1.7 +#include <algorithm>
1.8 +
1.9 +#include "cppunit/cppunit_proxy.h"
1.10 +
1.11 +#if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
1.12 +using namespace std;
1.13 +#endif
1.14 +
1.15 +//
1.16 +// TestCase class
1.17 +//
1.18 +class MemFunPtrTest : public CPPUNIT_NS::TestCase
1.19 +{
1.20 + CPPUNIT_TEST_SUITE(MemFunPtrTest);
1.21 + CPPUNIT_TEST(mem_ptr_fun);
1.22 +#if defined (STLPORT) && !defined (_STLP_CLASS_PARTIAL_SPECIALIZATION)
1.23 + //This test require partial template specialization feature to avoid the
1.24 + //reference to reference problem. No workaround yet for limited compilers.
1.25 + CPPUNIT_IGNORE;
1.26 +#endif
1.27 + CPPUNIT_TEST(find);
1.28 + CPPUNIT_TEST_SUITE_END();
1.29 +
1.30 +protected:
1.31 + // compile test not neccessary to run but...
1.32 + void mem_ptr_fun();
1.33 + void find();
1.34 +};
1.35 +
1.36 +CPPUNIT_TEST_SUITE_REGISTRATION(MemFunPtrTest);
1.37 +
1.38 +#if defined(_STLP_DONT_RETURN_VOID) && (defined(_STLP_NO_MEMBER_TEMPLATE_CLASSES) && defined(_STLP_NO_CLASS_PARTIAL_SPECIALIZATION))
1.39 +# define _STLP_DONT_TEST_RETURN_VOID
1.40 +#endif
1.41 +//else there is no workaround for the return void bug
1.42 +
1.43 +struct S1 { } s1;
1.44 +struct S2 { } s2;
1.45 +
1.46 +int f1(S1&);
1.47 +int f2(S1&, S2&);
1.48 +int f1c(const S1&);
1.49 +int f2c(const S1&, const S2&);
1.50 +
1.51 +void vf1(S1&);
1.52 +void vf2(S1&, S2&);
1.53 +void vf1c(const S1&);
1.54 +void vf2c(const S1&, const S2&);
1.55 +
1.56 +class Class {
1.57 +public:
1.58 + int f0();
1.59 + int f1(const S1&);
1.60 +
1.61 + void vf0();
1.62 + void vf1(const S1&);
1.63 +
1.64 + int f0c() const;
1.65 + int f1c(const S1&) const;
1.66 +
1.67 + void vf0c() const;
1.68 + void vf1c(const S1&) const;
1.69 +};
1.70 +
1.71 +//
1.72 +// tests implementation
1.73 +//
1.74 +void MemFunPtrTest::mem_ptr_fun()
1.75 +{
1.76 + Class obj;
1.77 + const Class& objc = obj;
1.78 +
1.79 + // ptr_fun
1.80 +
1.81 + ptr_fun(f1)(s1);
1.82 + ptr_fun(f2)(s1, s2);
1.83 +
1.84 + ptr_fun(f1c)(s1);
1.85 + ptr_fun(f2c)(s1, s2);
1.86 +
1.87 +#ifndef _STLP_DONT_TEST_RETURN_VOID
1.88 + ptr_fun(vf1)(s1);
1.89 + ptr_fun(vf2)(s1, s2);
1.90 +
1.91 + ptr_fun(vf1c)(s1);
1.92 + ptr_fun(vf2c)(s1, s2);
1.93 +#endif /* _STLP_DONT_TEST_RETURN_VOID */
1.94 +
1.95 + // mem_fun
1.96 +
1.97 + mem_fun(&Class::f0)(&obj);
1.98 + mem_fun(&Class::f1)(&obj, s1);
1.99 +
1.100 +#ifndef _STLP_DONT_TEST_RETURN_VOID
1.101 + mem_fun(&Class::vf0)(&obj);
1.102 + mem_fun(&Class::vf1)(&obj, s1);
1.103 +#endif /* _STLP_DONT_TEST_RETURN_VOID */
1.104 +
1.105 + // mem_fun (const)
1.106 +
1.107 + mem_fun(&Class::f0c)(&objc);
1.108 + mem_fun(&Class::f1c)(&objc, s1);
1.109 +
1.110 +#ifndef _STLP_DONT_TEST_RETURN_VOID
1.111 + mem_fun(&Class::vf0c)(&objc);
1.112 + mem_fun(&Class::vf1c)(&objc, s1);
1.113 +#endif /* _STLP_DONT_TEST_RETURN_VOID */
1.114 +
1.115 + // mem_fun_ref
1.116 +
1.117 + mem_fun_ref(&Class::f0)(obj);
1.118 + mem_fun_ref(&Class::f1)(obj, s1);
1.119 +
1.120 +#ifndef _STLP_DONT_TEST_RETURN_VOID
1.121 + mem_fun_ref(&Class::vf0)(obj);
1.122 + mem_fun_ref(&Class::vf1)(obj, s1);
1.123 +#endif /* _STLP_DONT_TEST_RETURN_VOID */
1.124 +
1.125 + // mem_fun_ref (const)
1.126 + mem_fun_ref(&Class::f0c)(objc);
1.127 + mem_fun_ref(&Class::f1c)(objc, s1);
1.128 +
1.129 +#ifndef _STLP_DONT_TEST_RETURN_VOID
1.130 + mem_fun_ref(&Class::vf0c)(objc);
1.131 + mem_fun_ref(&Class::vf1c)(objc, s1);
1.132 +#endif /* _STLP_DONT_TEST_RETURN_VOID */
1.133 +}
1.134 +int f1(S1&)
1.135 +{return 1;}
1.136 +
1.137 +int f2(S1&, S2&)
1.138 +{return 2;}
1.139 +
1.140 +int f1c(const S1&)
1.141 +{return 1;}
1.142 +
1.143 +int f2c(const S1&, const S2&)
1.144 +{return 2;}
1.145 +
1.146 +void vf1(S1&)
1.147 +{}
1.148 +
1.149 +void vf2(S1&, S2&)
1.150 +{}
1.151 +
1.152 +void vf1c(const S1&)
1.153 +{}
1.154 +
1.155 +void vf2c(const S1&, const S2&)
1.156 +{}
1.157 +
1.158 +int Class::f0()
1.159 +{return 0;}
1.160 +
1.161 +int Class::f1(const S1&)
1.162 +{return 1;}
1.163 +
1.164 +void Class::vf0()
1.165 +{}
1.166 +
1.167 +void Class::vf1(const S1&)
1.168 +{}
1.169 +
1.170 +int Class::f0c() const
1.171 +{return 0;}
1.172 +
1.173 +int Class::f1c(const S1&) const
1.174 +{return 1;}
1.175 +
1.176 +void Class::vf0c() const
1.177 +{}
1.178 +
1.179 +void Class::vf1c(const S1&) const
1.180 +{}
1.181 +
1.182 +struct V {
1.183 + public:
1.184 + V(int _v) :
1.185 + v(_v)
1.186 + { }
1.187 +
1.188 + bool f( int _v ) const { return (v == _v); }
1.189 +
1.190 + int v;
1.191 +#if defined (__DMC__)
1.192 + V(){}
1.193 +#endif
1.194 +};
1.195 +
1.196 +void MemFunPtrTest::find()
1.197 +{
1.198 +#if !defined (STLPORT) || defined (_STLP_CLASS_PARTIAL_SPECIALIZATION)
1.199 + vector<V> v;
1.200 +
1.201 + v.push_back( V(1) );
1.202 + v.push_back( V(2) );
1.203 + v.push_back( V(3) );
1.204 +
1.205 + // step-by-step complication of work for compiler:
1.206 +
1.207 + // step 1:
1.208 + const_mem_fun1_ref_t<bool,V,int> pmf = mem_fun_ref( &V::f );
1.209 + binder2nd<const_mem_fun1_ref_t<bool,V,int> > b(pmf, 2);
1.210 + vector<V>::iterator i = find_if( v.begin(), v.end(), b );
1.211 + CPPUNIT_ASSERT(i != v.end());
1.212 + CPPUNIT_ASSERT(i->v == 2);
1.213 +
1.214 + // step 2, just check that compiler understand what pass to bind2nd:
1.215 + binder2nd<const_mem_fun1_ref_t<bool,V,int> > b2 = bind2nd( pmf, 2 );
1.216 +
1.217 + // step 3, the same as step 1, but more intellect from compiler required:
1.218 + binder2nd<const_mem_fun1_ref_t<bool,V,int> > b3 = bind2nd( mem_fun_ref( &V::f ), 2 );
1.219 +
1.220 + vector<V>::iterator j = find_if( v.begin(), v.end(), b3 );
1.221 + CPPUNIT_ASSERT(j != v.end());
1.222 + CPPUNIT_ASSERT(j->v == 2);
1.223 +
1.224 + // step 4, more brief, more complex:
1.225 + vector<V>::iterator k = find_if( v.begin(), v.end(), bind2nd( mem_fun_ref( &V::f ), 2 ) );
1.226 + CPPUNIT_ASSERT(k != v.end());
1.227 + CPPUNIT_ASSERT(k->v == 2);
1.228 +#endif
1.229 +}
1.230 +
1.231 +#ifdef _STLP_DONT_TEST_RETURN_VOID
1.232 +# undef _STLP_DONT_TEST_RETURN_VOID
1.233 +#endif