1
2 // (C) Copyright Edward Diener 2011-2015
3 // Use, modification and distribution are subject to the Boost Software License,
4 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
5 // http://www.boost.org/LICENSE_1_0.txt).
6
7 #include <boost/vmd/elem.hpp>
8 #include <boost/vmd/is_empty.hpp>
9 #include <boost/detail/lightweight_test.hpp>
10 #include <boost/preprocessor/tuple/elem.hpp>
11 #include <boost/preprocessor/list/at.hpp>
12
main()13 int main()
14 {
15
16 #if BOOST_PP_VARIADICS
17
18 #define BOOST_VMD_REGISTER_ggh (ggh)
19
20 #define ANIDENTIFIER ggh
21 #define ANUMBER 249
22 #define ASEQ (25)(26)(27)
23 #define ATUPLE (0,1,2,3,((a,b))((c,d))((e))((f,g,h)))
24 #define ALIST (0,(1,(2,(3,BOOST_PP_NIL))))
25 #define ALIST2 (10,(11,(12,(13,BOOST_PP_NIL))))
26 #define ALIST3 (100,(101,(102,(103,BOOST_PP_NIL))))
27 #define ALIST5 (200,(201,(202,(203,BOOST_PP_NIL))))
28 #define ANARRAY (3,(a,b,38))
29 #define ANARRAY2 (5,(c,d,133,22,15))
30 #define ASEQUENCE ANUMBER ALIST ATUPLE ANIDENTIFIER ANARRAY ASEQ
31 #define ASEQUENCE2 ANIDENTIFIER ANARRAY2 ASEQ ALIST2 ATUPLE
32 #define ASEQUENCE3 ASEQ ANIDENTIFIER ATUPLE ALIST3
33 #define ASEQUENCE4
34 #define ASEQUENCE5 ALIST5 ASEQ ATUPLE ANIDENTIFIER
35
36 BOOST_TEST(BOOST_VMD_IS_EMPTY(BOOST_PP_TUPLE_ELEM(0,BOOST_VMD_ELEM(0,ASEQUENCE,BOOST_VMD_RETURN_AFTER,BOOST_VMD_TYPE_LIST))));
37 BOOST_TEST(BOOST_VMD_IS_EMPTY(BOOST_PP_TUPLE_ELEM(1,BOOST_VMD_ELEM(0,ASEQUENCE2,BOOST_VMD_RETURN_AFTER,BOOST_VMD_TYPE_LIST))));
38 BOOST_TEST(BOOST_VMD_IS_EMPTY(BOOST_PP_TUPLE_ELEM(0,BOOST_VMD_ELEM(0,ASEQUENCE3,BOOST_VMD_RETURN_AFTER,BOOST_VMD_TYPE_LIST))));
39
40 BOOST_TEST(!BOOST_VMD_IS_EMPTY(BOOST_PP_TUPLE_ELEM(1,BOOST_VMD_ELEM(1,ASEQUENCE,BOOST_VMD_RETURN_AFTER,BOOST_VMD_TYPE_LIST))));
41 BOOST_TEST_EQ(BOOST_PP_LIST_AT(BOOST_PP_TUPLE_ELEM(0,BOOST_VMD_ELEM(1,ASEQUENCE,BOOST_VMD_RETURN_AFTER,BOOST_VMD_TYPE_LIST)),3),3);
42 BOOST_TEST_EQ(BOOST_PP_LIST_AT(BOOST_VMD_ELEM(1,ASEQUENCE,BOOST_VMD_TYPE_LIST),2),2);
43
44 BOOST_TEST_EQ(BOOST_PP_TUPLE_ELEM(3,BOOST_PP_TUPLE_ELEM(1,BOOST_VMD_ELEM(3,ASEQUENCE2,BOOST_VMD_RETURN_AFTER,BOOST_VMD_TYPE_LIST))),3);
45 BOOST_TEST_EQ(BOOST_PP_LIST_AT(BOOST_VMD_ELEM(3,ASEQUENCE2,BOOST_VMD_TYPE_LIST),1),11);
46
47 BOOST_TEST_EQ(BOOST_PP_LIST_AT(BOOST_PP_TUPLE_ELEM(0,BOOST_VMD_ELEM(3,ASEQUENCE3,BOOST_VMD_RETURN_AFTER,BOOST_VMD_TYPE_LIST)),2),102);
48 BOOST_TEST(BOOST_VMD_IS_EMPTY(BOOST_PP_TUPLE_ELEM(1,BOOST_VMD_ELEM(3,ASEQUENCE3,BOOST_VMD_RETURN_AFTER,BOOST_VMD_TYPE_LIST))));
49 BOOST_TEST_EQ(BOOST_PP_LIST_AT(BOOST_VMD_ELEM(3,ASEQUENCE3,BOOST_VMD_TYPE_LIST),0),100);
50
51 BOOST_TEST(BOOST_VMD_IS_EMPTY(BOOST_PP_TUPLE_ELEM(0,BOOST_VMD_ELEM(0,ASEQUENCE4,BOOST_VMD_RETURN_AFTER,BOOST_VMD_TYPE_LIST))));
52 BOOST_TEST(BOOST_VMD_IS_EMPTY(BOOST_PP_TUPLE_ELEM(1,BOOST_VMD_ELEM(0,ASEQUENCE4,BOOST_VMD_RETURN_AFTER,BOOST_VMD_TYPE_LIST))));
53 BOOST_TEST(BOOST_VMD_IS_EMPTY(BOOST_VMD_ELEM(0,ASEQUENCE4,BOOST_VMD_TYPE_LIST)));
54
55 BOOST_TEST(!BOOST_VMD_IS_EMPTY(BOOST_PP_TUPLE_ELEM(1,BOOST_VMD_ELEM(0,ASEQUENCE5,BOOST_VMD_RETURN_AFTER,BOOST_VMD_TYPE_LIST))));
56 BOOST_TEST_EQ(BOOST_PP_LIST_AT(BOOST_VMD_ELEM(0,ASEQUENCE5,BOOST_VMD_TYPE_LIST),2),202);
57
58 #else
59
60 BOOST_ERROR("No variadic macro support");
61
62 #endif
63
64 return boost::report_errors();
65
66 }
67