1/*
2 Copyright (c) Marshall Clow 2010-2012.
3
4 Distributed under the Boost Software License, Version 1.0. (See accompanying
5 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6
7 For more information, see http://www.boost.org
8*/
9
10#include <boost/config.hpp>
11#include <boost/algorithm/cxx11/all_of.hpp>
12
13#define BOOST_TEST_MAIN
14#include <boost/test/unit_test.hpp>
15
16#include <functional>
17#include <vector>
18#include <list>
19
20template<typename T>
21struct is_ {
22 BOOST_CXX14_CONSTEXPR is_ ( T v ) : val_ ( v ) {}
23 BOOST_CXX14_CONSTEXPR bool operator () ( T comp ) const { return val_ == comp; }
24private:
25 is_ (); // need a value
26
27 T val_;
28 };
29
30namespace ba = boost::algorithm;
31
32void test_all ()
33{
34// Note: The literal values here are tested against directly, careful if you change them:
35 BOOST_CXX14_CONSTEXPR int some_numbers[] = { 1, 1, 1, 18, 10 };
36 std::vector<int> vi(some_numbers, some_numbers + 5);
37 std::list<int> li(vi.begin(), vi.end ());
38
39 int some_letters[] = { 'a', 'q', 'n', 'y', 'n' };
40 std::vector<char> vc(some_letters, some_letters + 5);
41
42
43 BOOST_CHECK (!ba::all_of_equal ( vi, 1 ));
44 BOOST_CHECK (!ba::all_of ( vi, is_<int> ( 1 )));
45 BOOST_CHECK (!ba::all_of_equal ( vi.begin(), vi.end(), 1 ));
46 BOOST_CHECK (!ba::all_of ( vi.begin(), vi.end(), is_<int> ( 1 )));
47
48 BOOST_CHECK (!ba::all_of_equal ( vi, 0 ));
49 BOOST_CHECK (!ba::all_of ( vi, is_<int> ( 0 )));
50 BOOST_CHECK (!ba::all_of_equal ( vi.begin(), vi.end(), 0 ));
51 BOOST_CHECK (!ba::all_of ( vi.begin(), vi.end(), is_<int> ( 0 )));
52
53 BOOST_CHECK ( ba::all_of_equal ( vi.end(), vi.end(), 0 ));
54 BOOST_CHECK ( ba::all_of ( vi.end(), vi.end(), is_<int> ( 0 )));
55
56 BOOST_CHECK ( ba::all_of_equal ( vi.begin(), vi.begin () + 3, 1 ));
57 BOOST_CHECK ( ba::all_of ( vi.begin(), vi.begin () + 3, is_<int> ( 1 )));
58
59 BOOST_CHECK ( ba::all_of_equal ( vc.begin() + 1, vc.begin() + 2, 'q' ));
60 BOOST_CHECK ( ba::all_of ( vc.begin() + 1, vc.begin() + 2, is_<char> ( 'q' )));
61
62 BOOST_CHECK (!ba::all_of_equal ( vc, '!' ));
63 BOOST_CHECK (!ba::all_of ( vc, is_<char> ( '!' )));
64
65 BOOST_CHECK ( ba::all_of_equal ( vi.begin(), vi.begin(), 1 ));
66 BOOST_CHECK ( ba::all_of_equal ( vc.begin(), vc.begin(), 'a' ));
67 BOOST_CHECK ( ba::all_of ( vi.begin(), vi.begin(), is_<int> ( 1 )));
68 BOOST_CHECK ( ba::all_of ( vc.begin(), vc.begin(), is_<char> ( 'a' )));
69
70 BOOST_CHECK (!ba::all_of_equal ( li, 1 ));
71 BOOST_CHECK (!ba::all_of ( li, is_<int> ( 1 )));
72 BOOST_CHECK (!ba::all_of_equal ( li.begin(), li.end(), 1 ));
73 BOOST_CHECK (!ba::all_of ( li.begin(), li.end(), is_<int> ( 1 )));
74
75 std::list<int>::iterator l_iter = li.begin ();
76 l_iter++; l_iter++; l_iter++;
77 BOOST_CHECK ( ba::all_of_equal ( li.begin(), l_iter, 1 ));
78 BOOST_CHECK ( ba::all_of ( li.begin(), l_iter, is_<int> ( 1 )));
79
80 BOOST_CXX14_CONSTEXPR bool constexpr_res =
81 !ba::all_of_equal ( r: some_numbers, val: 1 ) &&
82 !ba::all_of ( r: some_numbers, p: is_<int> ( 1 )) &&
83 ba::all_of_equal ( first: some_numbers, last: some_numbers + 3, val: 1 ) &&
84 ba::all_of ( first: some_numbers, last: some_numbers + 3, p: is_<int> ( 1 )) &&
85 true;
86
87 BOOST_CHECK ( constexpr_res );
88}
89
90
91BOOST_AUTO_TEST_CASE( test_main )
92{
93 test_all ();
94}
95

source code of boost/libs/algorithm/test/all_of_test.cpp