1 | /* |
2 | * Copyright 2013-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/AtomicBitSet.h> |
18 | |
19 | #include <folly/portability/GTest.h> |
20 | |
21 | #include <glog/logging.h> |
22 | |
23 | namespace folly { |
24 | namespace test { |
25 | |
26 | TEST(AtomicBitSet, Simple) { |
27 | constexpr size_t kSize = 1000; |
28 | AtomicBitSet<kSize> bs; |
29 | |
30 | EXPECT_EQ(kSize, bs.size()); |
31 | |
32 | for (size_t i = 0; i < kSize; ++i) { |
33 | EXPECT_FALSE(bs[i]); |
34 | } |
35 | |
36 | bs.set(42); |
37 | for (size_t i = 0; i < kSize; ++i) { |
38 | EXPECT_EQ(i == 42, bs[i]); |
39 | } |
40 | |
41 | bs.set(43); |
42 | for (size_t i = 0; i < kSize; ++i) { |
43 | EXPECT_EQ((i == 42 || i == 43), bs[i]); |
44 | } |
45 | |
46 | bs.reset(42); |
47 | for (size_t i = 0; i < kSize; ++i) { |
48 | EXPECT_EQ((i == 43), bs[i]); |
49 | } |
50 | |
51 | bs.reset(43); |
52 | for (size_t i = 0; i < kSize; ++i) { |
53 | EXPECT_FALSE(bs[i]); |
54 | } |
55 | } |
56 | |
57 | } // namespace test |
58 | } // namespace folly |
59 | |
60 | int main(int argc, char* argv[]) { |
61 | testing::InitGoogleTest(&argc, argv); |
62 | gflags::ParseCommandLineFlags(&argc, &argv, true); |
63 | return RUN_ALL_TESTS(); |
64 | } |
65 | |