| // Copyright (C) 2017 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "StatsLogProcessor.h" |
| #include "config/ConfigKey.h" |
| #include "frameworks/base/cmds/statsd/src/statsd_config.pb.h" |
| #include "guardrail/StatsdStats.h" |
| #include "logd/LogEvent.h" |
| #include "packages/UidMap.h" |
| #include "statslog.h" |
| |
| #include <gmock/gmock.h> |
| #include <gtest/gtest.h> |
| |
| #include <stdio.h> |
| |
| using namespace android; |
| using namespace testing; |
| |
| namespace android { |
| namespace os { |
| namespace statsd { |
| |
| using android::util::ProtoOutputStream; |
| |
| #ifdef __ANDROID__ |
| |
| /** |
| * Mock MetricsManager (ByteSize() is called). |
| */ |
| class MockMetricsManager : public MetricsManager { |
| public: |
| MockMetricsManager() : MetricsManager(ConfigKey(1, 12345), StatsdConfig(), 1000, new UidMap()) { |
| } |
| |
| MOCK_METHOD0(byteSize, size_t()); |
| MOCK_METHOD2(onDumpReport, void(const uint64_t timeNs, ProtoOutputStream* output)); |
| }; |
| |
| TEST(StatsLogProcessorTest, TestRateLimitByteSize) { |
| sp<UidMap> m = new UidMap(); |
| sp<AnomalyMonitor> anomalyMonitor; |
| // Construct the processor with a dummy sendBroadcast function that does nothing. |
| StatsLogProcessor p(m, anomalyMonitor, 0, [](const ConfigKey& key) {}); |
| |
| MockMetricsManager mockMetricsManager; |
| |
| ConfigKey key(100, 12345); |
| // Expect only the first flush to trigger a check for byte size since the last two are |
| // rate-limited. |
| EXPECT_CALL(mockMetricsManager, byteSize()).Times(1); |
| p.flushIfNecessaryLocked(99, key, mockMetricsManager); |
| p.flushIfNecessaryLocked(100, key, mockMetricsManager); |
| p.flushIfNecessaryLocked(101, key, mockMetricsManager); |
| } |
| |
| TEST(StatsLogProcessorTest, TestRateLimitBroadcast) { |
| sp<UidMap> m = new UidMap(); |
| sp<AnomalyMonitor> anomalyMonitor; |
| int broadcastCount = 0; |
| StatsLogProcessor p(m, anomalyMonitor, 0, [&broadcastCount](const ConfigKey& key) { |
| broadcastCount++; |
| }); |
| |
| MockMetricsManager mockMetricsManager; |
| |
| ConfigKey key(100, 12345); |
| EXPECT_CALL(mockMetricsManager, byteSize()) |
| .Times(1) |
| .WillRepeatedly(Return(int(StatsdStats::kMaxMetricsBytesPerConfig * .95))); |
| |
| // Expect only one broadcast despite always returning a size that should trigger broadcast. |
| p.flushIfNecessaryLocked(1, key, mockMetricsManager); |
| EXPECT_EQ(1, broadcastCount); |
| |
| // b/73089712 |
| // This next call to flush should not trigger a broadcast. |
| // p.mLastByteSizeTimes.clear(); // Force another check for byte size. |
| // p.flushIfNecessaryLocked(2, key, mockMetricsManager); |
| // EXPECT_EQ(1, broadcastCount); |
| } |
| |
| TEST(StatsLogProcessorTest, TestDropWhenByteSizeTooLarge) { |
| sp<UidMap> m = new UidMap(); |
| sp<AnomalyMonitor> anomalyMonitor; |
| int broadcastCount = 0; |
| StatsLogProcessor p(m, anomalyMonitor, 0, |
| [&broadcastCount](const ConfigKey& key) { broadcastCount++; }); |
| |
| MockMetricsManager mockMetricsManager; |
| |
| ConfigKey key(100, 12345); |
| EXPECT_CALL(mockMetricsManager, byteSize()) |
| .Times(1) |
| .WillRepeatedly(Return(int(StatsdStats::kMaxMetricsBytesPerConfig * 1.2))); |
| |
| EXPECT_CALL(mockMetricsManager, onDumpReport(_, _)).Times(1); |
| |
| // Expect to call the onDumpReport and skip the broadcast. |
| p.flushIfNecessaryLocked(1, key, mockMetricsManager); |
| EXPECT_EQ(0, broadcastCount); |
| } |
| |
| #else |
| GTEST_LOG_(INFO) << "This test does nothing.\n"; |
| #endif |
| |
| } // namespace statsd |
| } // namespace os |
| } // namespace android |