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| author |  Benjamin Barenblat <bbaren@google.com> | 2020-09-25 17:10:06 -0400 |
|---|---|---|
| committer | Benjamin Barenblat <bbaren@google.com> | 2020-09-25 17:10:06 -0400 |
| commit | 4e1c98fe594d99494ce26e94a77f0358705f227c (patch) | |
| tree | a07e9daefa3b5acf716ce89fa1a1c9b500fde795 /absl/container/node_hash_map_test.cc | |
| parent | 7a1e14d0d29736ba9c2884d0ce81fc0af92f6ab3 (diff) | |
| parent | b56cbdd23834a65682c0b46f367f8679e83bc894 (diff) | |
Merge new upstream LTS 20200923
Diffstat (limited to 'absl/container/node_hash_map_test.cc')
| -rw-r--r-- | absl/container/node_hash_map_test.cc | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/absl/container/node_hash_map_test.cc b/absl/container/node_hash_map_test.cc index 5d74b814..8f59a1e4 100644 --- a/absl/container/node_hash_map_test.cc +++ b/absl/container/node_hash_map_test.cc @@ -254,6 +254,21 @@ TEST(NodeHashMap, EraseIf) { } } +// This test requires std::launder for mutable key access in node handles. +#if defined(__cpp_lib_launder) && __cpp_lib_launder >= 201606 +TEST(NodeHashMap, NodeHandleMutableKeyAccess) { + node_hash_map<std::string, std::string> map; + + map["key1"] = "mapped"; + + auto nh = map.extract(map.begin()); + nh.key().resize(3); + map.insert(std::move(nh)); + + EXPECT_THAT(map, testing::ElementsAre(Pair("key", "mapped"))); +} +#endif + } // namespace } // namespace container_internal ABSL_NAMESPACE_END |