projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| b32b8144 | 1 | // Copyright Louis Dionne 2013-2017 |
| 7c673cae FG |
2 | // Distributed under the Boost Software License, Version 1.0. |
| 3 | // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) | |
| 4 | ||
| 5 | #ifndef BOOST_HANA_TEST_AUTO_GROUP_HPP | |
| 6 | #define BOOST_HANA_TEST_AUTO_GROUP_HPP | |
| 7 | ||
| 8 | #include <boost/hana/assert.hpp> | |
| 9 | #include <boost/hana/equal.hpp> | |
| 10 | #include <boost/hana/group.hpp> | |
| 11 | ||
| 12 | #include "test_case.hpp" | |
| 13 | #include <laws/base.hpp> | |
| 14 | #include <support/equivalence_class.hpp> | |
| 15 | ||
| 16 | ||
| 17 | TestCase test_group{[]{ | |
| 18 | namespace hana = boost::hana; | |
| 19 | using hana::test::ct_eq; | |
| 20 | ||
| 21 | struct undefined { }; | |
| 22 | ||
| 23 | // Test without a custom predicate | |
| 24 | { | |
| 25 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 26 | hana::group(MAKE_TUPLE()), | |
| 27 | MAKE_TUPLE() | |
| 28 | )); | |
| 29 | ||
| 30 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 31 | hana::group(MAKE_TUPLE(ct_eq<0>{})), | |
| 32 | MAKE_TUPLE( | |
| 33 | MAKE_TUPLE(ct_eq<0>{})) | |
| 34 | )); | |
| 35 | ||
| 36 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 37 | hana::group(MAKE_TUPLE(ct_eq<0>{}, ct_eq<0>{})), | |
| 38 | MAKE_TUPLE( | |
| 39 | MAKE_TUPLE(ct_eq<0>{}, ct_eq<0>{})) | |
| 40 | )); | |
| 41 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 42 | hana::group(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{})), | |
| 43 | MAKE_TUPLE( | |
| 44 | MAKE_TUPLE(ct_eq<0>{}), | |
| 45 | MAKE_TUPLE(ct_eq<1>{})) | |
| 46 | )); | |
| 47 | ||
| 48 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 49 | hana::group(MAKE_TUPLE(ct_eq<0>{}, ct_eq<0>{}, ct_eq<0>{})), | |
| 50 | MAKE_TUPLE( | |
| 51 | MAKE_TUPLE(ct_eq<0>{}, ct_eq<0>{}, ct_eq<0>{})) | |
| 52 | )); | |
| 53 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 54 | hana::group(MAKE_TUPLE(ct_eq<0>{}, ct_eq<0>{}, ct_eq<1>{})), | |
| 55 | MAKE_TUPLE( | |
| 56 | MAKE_TUPLE(ct_eq<0>{}, ct_eq<0>{}), | |
| 57 | MAKE_TUPLE(ct_eq<1>{})) | |
| 58 | )); | |
| 59 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 60 | hana::group(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}, ct_eq<0>{})), | |
| 61 | MAKE_TUPLE( | |
| 62 | MAKE_TUPLE(ct_eq<0>{}), | |
| 63 | MAKE_TUPLE(ct_eq<1>{}), | |
| 64 | MAKE_TUPLE(ct_eq<0>{})) | |
| 65 | )); | |
| 66 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 67 | hana::group(MAKE_TUPLE(ct_eq<1>{}, ct_eq<0>{}, ct_eq<0>{})), | |
| 68 | MAKE_TUPLE( | |
| 69 | MAKE_TUPLE(ct_eq<1>{}), | |
| 70 | MAKE_TUPLE(ct_eq<0>{}, ct_eq<0>{})) | |
| 71 | )); | |
| 72 | ||
| 73 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 74 | hana::group(MAKE_TUPLE(ct_eq<0>{}, ct_eq<0>{}, ct_eq<1>{}, ct_eq<1>{})), | |
| 75 | MAKE_TUPLE(MAKE_TUPLE(ct_eq<0>{}, ct_eq<0>{}), | |
| 76 | MAKE_TUPLE(ct_eq<1>{}, ct_eq<1>{})) | |
| 77 | )); | |
| 78 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 79 | hana::group(MAKE_TUPLE(ct_eq<0>{}, ct_eq<0>{}, ct_eq<1>{}, ct_eq<1>{}, ct_eq<2>{}, ct_eq<2>{}, ct_eq<2>{})), | |
| 80 | MAKE_TUPLE( | |
| 81 | MAKE_TUPLE(ct_eq<0>{}, ct_eq<0>{}), | |
| 82 | MAKE_TUPLE(ct_eq<1>{}, ct_eq<1>{}), | |
| 83 | MAKE_TUPLE(ct_eq<2>{}, ct_eq<2>{}, ct_eq<2>{})) | |
| 84 | )); | |
| 85 | } | |
| 86 | ||
| 87 | // Test with a custom predicate | |
| 88 | { | |
| 89 | auto a = [](auto z) { return ::equivalence_class(ct_eq<999>{}, z); }; | |
| 90 | auto b = [](auto z) { return ::equivalence_class(ct_eq<888>{}, z); }; | |
| 91 | ||
| 92 | auto pred = [](auto x, auto y) { | |
| 93 | return hana::equal(x.unwrap, y.unwrap); | |
| 94 | }; | |
| 95 | ||
| 96 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 97 | hana::group(MAKE_TUPLE(), undefined{}), | |
| 98 | MAKE_TUPLE() | |
| 99 | )); | |
| 100 | ||
| 101 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 102 | hana::group(MAKE_TUPLE(a(ct_eq<0>{})), pred), | |
| 103 | MAKE_TUPLE( | |
| 104 | MAKE_TUPLE(a(ct_eq<0>{}))) | |
| 105 | )); | |
| 106 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 107 | hana::group(MAKE_TUPLE(a(ct_eq<0>{}), b(ct_eq<0>{})), pred), | |
| 108 | MAKE_TUPLE( | |
| 109 | MAKE_TUPLE(a(ct_eq<0>{}), b(ct_eq<0>{}))) | |
| 110 | )); | |
| 111 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 112 | hana::group(MAKE_TUPLE(a(ct_eq<0>{}), b(ct_eq<0>{}), a(ct_eq<1>{})), pred), | |
| 113 | MAKE_TUPLE( | |
| 114 | MAKE_TUPLE(a(ct_eq<0>{}), b(ct_eq<0>{})), | |
| 115 | MAKE_TUPLE(a(ct_eq<1>{}))) | |
| 116 | )); | |
| 117 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 118 | hana::group(MAKE_TUPLE(a(ct_eq<0>{}), b(ct_eq<0>{}), a(ct_eq<1>{}), b(ct_eq<1>{})), pred), | |
| 119 | MAKE_TUPLE( | |
| 120 | MAKE_TUPLE(a(ct_eq<0>{}), b(ct_eq<0>{})), | |
| 121 | MAKE_TUPLE(a(ct_eq<1>{}), b(ct_eq<1>{}))) | |
| 122 | )); | |
| 123 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 124 | hana::group(MAKE_TUPLE(a(ct_eq<0>{}), b(ct_eq<0>{}), a(ct_eq<1>{}), b(ct_eq<1>{}), b(ct_eq<0>{})), pred), | |
| 125 | MAKE_TUPLE( | |
| 126 | MAKE_TUPLE(a(ct_eq<0>{}), b(ct_eq<0>{})), | |
| 127 | MAKE_TUPLE(a(ct_eq<1>{}), b(ct_eq<1>{})), | |
| 128 | MAKE_TUPLE(b(ct_eq<0>{}))) | |
| 129 | )); | |
| 130 | ||
| 131 | // Test group.by syntactic sugar | |
| 132 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 133 | hana::group.by(pred, MAKE_TUPLE(a(ct_eq<0>{}), b(ct_eq<0>{}), a(ct_eq<1>{}), b(ct_eq<1>{}), b(ct_eq<0>{}))), | |
| 134 | MAKE_TUPLE( | |
| 135 | MAKE_TUPLE(a(ct_eq<0>{}), b(ct_eq<0>{})), | |
| 136 | MAKE_TUPLE(a(ct_eq<1>{}), b(ct_eq<1>{})), | |
| 137 | MAKE_TUPLE(b(ct_eq<0>{}))) | |
| 138 | )); | |
| 139 | ||
| 140 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
| 141 | hana::group.by(pred)(MAKE_TUPLE(a(ct_eq<0>{}), b(ct_eq<0>{}), a(ct_eq<1>{}), b(ct_eq<1>{}), b(ct_eq<0>{}))), | |
| 142 | MAKE_TUPLE( | |
| 143 | MAKE_TUPLE(a(ct_eq<0>{}), b(ct_eq<0>{})), | |
| 144 | MAKE_TUPLE(a(ct_eq<1>{}), b(ct_eq<1>{})), | |
| 145 | MAKE_TUPLE(b(ct_eq<0>{}))) | |
| 146 | )); | |
| 147 | } | |
| 148 | }}; | |
| 149 | ||
| 150 | #endif // !BOOST_HANA_TEST_AUTO_GROUP_HPP |