Bernie Innocenti | ac6c9a4 | 2020-11-27 21:57:41 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 The Android Open Source Project |
| 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 "OperationLimiter.h" |
| 18 | |
| 19 | #include <gtest/gtest-spi.h> |
| 20 | |
| 21 | namespace android { |
| 22 | namespace netdutils { |
| 23 | |
| 24 | TEST(OperationLimiter, limits) { |
| 25 | OperationLimiter<int> limiter(3); |
| 26 | |
| 27 | EXPECT_TRUE(limiter.start(42)); |
| 28 | EXPECT_TRUE(limiter.start(42)); |
| 29 | EXPECT_TRUE(limiter.start(42)); |
| 30 | |
| 31 | // Limit reached... calling any number of times should have no effect. |
| 32 | EXPECT_FALSE(limiter.start(42)); |
| 33 | EXPECT_FALSE(limiter.start(42)); |
| 34 | EXPECT_FALSE(limiter.start(42)); |
| 35 | |
| 36 | // Finishing a single operations is enough for starting a new one... |
| 37 | limiter.finish(42); |
| 38 | EXPECT_TRUE(limiter.start(42)); |
| 39 | |
| 40 | // ...but not two! |
| 41 | EXPECT_FALSE(limiter.start(42)); |
| 42 | |
| 43 | // Different ids should still have quota... |
| 44 | EXPECT_TRUE(limiter.start(666)); |
| 45 | limiter.finish(666); |
| 46 | |
| 47 | // Finish all pending operations |
| 48 | limiter.finish(42); |
| 49 | limiter.finish(42); |
| 50 | limiter.finish(42); |
| 51 | } |
| 52 | |
| 53 | TEST(OperationLimiter, finishWithoutStart) { |
| 54 | OperationLimiter<int> limiter(1); |
| 55 | |
| 56 | // Will output a LOG(FATAL_WITHOUT_ABORT), but we have no way to probe this. |
| 57 | limiter.finish(42); |
| 58 | |
| 59 | // This will ensure that the finish() above didn't set a negative value. |
| 60 | EXPECT_TRUE(limiter.start(42)); |
| 61 | EXPECT_FALSE(limiter.start(42)); |
| 62 | } |
| 63 | |
| 64 | TEST(OperationLimiter, destroyWithActiveOperations) { |
| 65 | // The death message doesn't seem to be captured on Android. |
| 66 | EXPECT_DEBUG_DEATH( |
| 67 | { |
| 68 | OperationLimiter<int> limiter(3); |
| 69 | limiter.start(42); |
| 70 | }, |
| 71 | "" /* "active operations */); |
| 72 | } |
| 73 | |
| 74 | } // namespace netdutils |
| 75 | } // namespace android |