1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
|
// Copyright Neil Groves 2009. Use, modification and
// distribution is subject to the Boost Software License, Version
// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
//
// For more information, see http://www.boost.org/libs/range/
//
#include <boost/range/algorithm/max_element.hpp>
#include <boost/test/test_tools.hpp>
#include <boost/test/unit_test.hpp>
#include <boost/assign.hpp>
#include <boost/range/iterator.hpp>
#include "../test_driver/range_return_test_driver.hpp"
#include <algorithm>
#include <functional>
#include <list>
#include <numeric>
#include <deque>
#include <vector>
namespace boost_range_test_algorithm_max_element
{
class max_element_test_policy
{
public:
template< class Container >
BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type
test_iter(Container& cont)
{
typedef BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type iter_t;
iter_t result = boost::max_element(cont);
BOOST_CHECK( result == boost::max_element(
boost::make_iterator_range(cont)) );
return result;
}
template<boost::range_return_value return_type>
struct test_range
{
template<class Container, class Policy>
BOOST_DEDUCED_TYPENAME boost::range_return<Container,return_type>::type
operator()(Policy&, Container& cont)
{
typedef BOOST_DEDUCED_TYPENAME boost::range_return<Container,return_type>::type result_t;
result_t result = boost::max_element<return_type>(cont);
BOOST_CHECK( result == boost::max_element<return_type>(
boost::make_iterator_range(cont)) );
return result;
}
};
template< class Container >
BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type
reference(Container& cont)
{
return std::max_element(cont.begin(), cont.end());
}
};
template<class Pred>
class max_element_pred_test_policy
{
public:
template< class Container >
BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type
test_iter(Container& cont)
{
typedef BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type iter_t;
iter_t result = boost::max_element(cont, Pred());
BOOST_CHECK( result == boost::max_element(
boost::make_iterator_range(cont), Pred()) );
return result;
}
Pred pred() const { return Pred(); }
template< boost::range_return_value return_type >
struct test_range
{
template< class Container, class Policy >
BOOST_DEDUCED_TYPENAME boost::range_return<Container,return_type>::type
operator()(Policy& policy, Container& cont)
{
typedef BOOST_DEDUCED_TYPENAME boost::range_return<Container,return_type>::type result_t;
result_t result = boost::max_element<return_type>(cont, policy.pred());
BOOST_CHECK( result == boost::max_element<return_type>(
boost::make_iterator_range(cont), policy.pred()) );
return result;
}
};
template< class Container >
BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type
reference(Container& cont)
{
return std::max_element(cont.begin(), cont.end(), Pred());
}
};
template<class Container, class TestPolicy>
void test_max_element_impl(TestPolicy policy)
{
using namespace boost::assign;
typedef BOOST_DEDUCED_TYPENAME Container::value_type
value_t BOOST_RANGE_UNUSED;
typedef BOOST_DEDUCED_TYPENAME boost::remove_const<Container>::type
container_t;
boost::range_test::range_return_test_driver test_driver;
container_t cont;
test_driver(cont, policy);
cont.clear();
cont += 1;
test_driver(cont, policy);
cont.clear();
cont += 1,2,2,2,3,4,5,6,7,8,9;
test_driver(cont, policy);
}
template<class Container>
void test_max_element_impl()
{
test_max_element_impl<Container>(max_element_test_policy());
test_max_element_impl<Container>(
max_element_pred_test_policy<std::less<int> >());
test_max_element_impl<Container>(
max_element_pred_test_policy<std::greater<int> >());
}
void test_max_element()
{
test_max_element_impl< const std::vector<int> >();
test_max_element_impl< const std::deque<int> >();
test_max_element_impl< const std::list<int> >();
test_max_element_impl< std::vector<int> >();
test_max_element_impl< std::deque<int> >();
test_max_element_impl< std::list<int> >();
}
}
boost::unit_test::test_suite*
init_unit_test_suite(int argc, char* argv[])
{
boost::unit_test::test_suite* test
= BOOST_TEST_SUITE( "RangeTestSuite.algorithm.max_element" );
test->add( BOOST_TEST_CASE( &boost_range_test_algorithm_max_element::test_max_element ) );
return test;
}
|
