1 // This file is part of Eigen, a lightweight C++ template library
2 // for linear algebra. Eigen itself is part of the KDE project.
3 //
4 // Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr>
5 //
6 // This Source Code Form is subject to the terms of the Mozilla
7 // Public License v. 2.0. If a copy of the MPL was not distributed
8 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
9
10 #include "main.h"
11
test_eigen2_meta()12 void test_eigen2_meta()
13 {
14 typedef float & FloatRef;
15 typedef const float & ConstFloatRef;
16
17 VERIFY((ei_meta_if<(3<4),ei_meta_true, ei_meta_false>::ret::ret));
18 VERIFY(( ei_is_same_type<float,float>::ret));
19 VERIFY((!ei_is_same_type<float,double>::ret));
20 VERIFY((!ei_is_same_type<float,float&>::ret));
21 VERIFY((!ei_is_same_type<float,const float&>::ret));
22
23 VERIFY(( ei_is_same_type<float,ei_cleantype<const float&>::type >::ret));
24 VERIFY(( ei_is_same_type<float,ei_cleantype<const float*>::type >::ret));
25 VERIFY(( ei_is_same_type<float,ei_cleantype<const float*&>::type >::ret));
26 VERIFY(( ei_is_same_type<float,ei_cleantype<float**>::type >::ret));
27 VERIFY(( ei_is_same_type<float,ei_cleantype<float**&>::type >::ret));
28 VERIFY(( ei_is_same_type<float,ei_cleantype<float* const *&>::type >::ret));
29 VERIFY(( ei_is_same_type<float,ei_cleantype<float* const>::type >::ret));
30
31 VERIFY(( ei_is_same_type<float*,ei_unconst<const float*>::type >::ret));
32 VERIFY(( ei_is_same_type<float&,ei_unconst<const float&>::type >::ret));
33 VERIFY(( ei_is_same_type<float&,ei_unconst<ConstFloatRef>::type >::ret));
34
35 VERIFY(( ei_is_same_type<float&,ei_unconst<float&>::type >::ret));
36 VERIFY(( ei_is_same_type<float,ei_unref<float&>::type >::ret));
37 VERIFY(( ei_is_same_type<const float,ei_unref<const float&>::type >::ret));
38 VERIFY(( ei_is_same_type<float,ei_unpointer<float*>::type >::ret));
39 VERIFY(( ei_is_same_type<const float,ei_unpointer<const float*>::type >::ret));
40 VERIFY(( ei_is_same_type<float,ei_unpointer<float* const >::type >::ret));
41
42 VERIFY(ei_meta_sqrt<1>::ret == 1);
43 #define VERIFY_META_SQRT(X) VERIFY(ei_meta_sqrt<X>::ret == int(ei_sqrt(double(X))))
44 VERIFY_META_SQRT(2);
45 VERIFY_META_SQRT(3);
46 VERIFY_META_SQRT(4);
47 VERIFY_META_SQRT(5);
48 VERIFY_META_SQRT(6);
49 VERIFY_META_SQRT(8);
50 VERIFY_META_SQRT(9);
51 VERIFY_META_SQRT(15);
52 VERIFY_META_SQRT(16);
53 VERIFY_META_SQRT(17);
54 VERIFY_META_SQRT(255);
55 VERIFY_META_SQRT(256);
56 VERIFY_META_SQRT(257);
57 VERIFY_META_SQRT(1023);
58 VERIFY_META_SQRT(1024);
59 VERIFY_META_SQRT(1025);
60 }
61