| Duncan P. N. Exon Smith | 085bbf1 | 2016-09-11 16:20:53 +0000 | [diff] [blame] | 1 | //===- unittests/ADT/IListNodeTest.cpp - ilist_node unit tests ------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #include "llvm/ADT/ilist_node.h" |
| 11 | #include "gtest/gtest.h" |
| 12 | #include <type_traits> |
| 13 | |
| 14 | using namespace llvm; |
| 15 | using namespace llvm::ilist_detail; |
| 16 | |
| 17 | namespace { |
| 18 | |
| 19 | struct Node; |
| 20 | |
| 21 | struct TagA {}; |
| 22 | struct TagB {}; |
| 23 | |
| 24 | TEST(IListNodeTest, Options) { |
| 25 | static_assert( |
| 26 | std::is_same<compute_node_options<Node>::type, |
| 27 | compute_node_options<Node, ilist_tag<void>>::type>::value, |
| 28 | "default tag is void"); |
| 29 | static_assert( |
| 30 | !std::is_same<compute_node_options<Node, ilist_tag<TagA>>::type, |
| 31 | compute_node_options<Node, ilist_tag<void>>::type>::value, |
| 32 | "default tag is void, different from TagA"); |
| 33 | static_assert( |
| 34 | !std::is_same<compute_node_options<Node, ilist_tag<TagA>>::type, |
| 35 | compute_node_options<Node, ilist_tag<TagB>>::type>::value, |
| 36 | "TagA is not TagB"); |
| 37 | static_assert( |
| 38 | std::is_same< |
| 39 | compute_node_options<Node, ilist_sentinel_tracking<false>>::type, |
| 40 | compute_node_options<Node, ilist_sentinel_tracking<false>, |
| 41 | ilist_tag<void>>::type>::value, |
| 42 | "default tag is void, even with sentinel tracking off"); |
| 43 | static_assert( |
| 44 | std::is_same< |
| 45 | compute_node_options<Node, ilist_sentinel_tracking<false>>::type, |
| 46 | compute_node_options<Node, ilist_tag<void>, |
| 47 | ilist_sentinel_tracking<false>>::type>::value, |
| 48 | "order shouldn't matter"); |
| 49 | static_assert( |
| 50 | std::is_same< |
| 51 | compute_node_options<Node, ilist_sentinel_tracking<true>>::type, |
| 52 | compute_node_options<Node, ilist_sentinel_tracking<true>, |
| 53 | ilist_tag<void>>::type>::value, |
| 54 | "default tag is void, even with sentinel tracking on"); |
| 55 | static_assert( |
| 56 | std::is_same< |
| 57 | compute_node_options<Node, ilist_sentinel_tracking<true>>::type, |
| 58 | compute_node_options<Node, ilist_tag<void>, |
| 59 | ilist_sentinel_tracking<true>>::type>::value, |
| 60 | "order shouldn't matter"); |
| 61 | static_assert( |
| 62 | std::is_same< |
| 63 | compute_node_options<Node, ilist_sentinel_tracking<true>, |
| 64 | ilist_tag<TagA>>::type, |
| 65 | compute_node_options<Node, ilist_tag<TagA>, |
| 66 | ilist_sentinel_tracking<true>>::type>::value, |
| 67 | "order shouldn't matter with real tags"); |
| 68 | } |
| 69 | |
| 70 | } // end namespace |