1 | /* |
2 | * Copyright 2015-present Facebook, Inc. |
3 | * |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
5 | * you may not use this file except in compliance with the License. |
6 | * You may obtain a copy of the License at |
7 | * |
8 | * http://www.apache.org/licenses/LICENSE-2.0 |
9 | * |
10 | * Unless required by applicable law or agreed to in writing, software |
11 | * distributed under the License is distributed on an "AS IS" BASIS, |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
13 | * See the License for the specific language governing permissions and |
14 | * limitations under the License. |
15 | */ |
16 | |
17 | #include <folly/futures/detail/Core.h> |
18 | #include <folly/futures/Future.h> |
19 | #include <folly/portability/GTest.h> |
20 | |
21 | using namespace folly; |
22 | |
23 | TEST(Core, size) { |
24 | static constexpr size_t lambdaBufSize = 8 * sizeof(void*); |
25 | struct Gold { |
26 | typename std::aligned_storage<lambdaBufSize>::type lambdaBuf_; |
27 | folly::Optional<Try<Unit>> result_; |
28 | folly::Function<void(Try<Unit>&&)> callback_; |
29 | std::atomic<futures::detail::State> state_; |
30 | std::atomic<unsigned char> attached_; |
31 | std::atomic<bool> interruptHandlerSet_; |
32 | futures::detail::SpinLock interruptLock_; |
33 | int8_t priority_; |
34 | Executor* executor_; |
35 | std::shared_ptr<RequestContext> context_; |
36 | std::unique_ptr<exception_wrapper> interrupt_; |
37 | std::function<void(exception_wrapper const&)> interruptHandler_; |
38 | }; |
39 | // If this number goes down, it's fine! |
40 | // If it goes up, please seek professional advice ;-) |
41 | EXPECT_GE(sizeof(Gold), sizeof(futures::detail::Core<Unit>)); |
42 | } |
43 | |