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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "remoting/host/process_stats_sender.h" |
| 6 |
| 7 #include <stdint.h> |
| 8 |
| 9 #include <utility> |
| 10 #include <vector> |
| 11 |
| 12 #include "base/bind.h" |
| 13 #include "base/location.h" |
| 14 #include "base/message_loop/message_loop.h" |
| 15 #include "base/run_loop.h" |
| 16 #include "base/time/time.h" |
| 17 #include "remoting/host/process_stats_agent.h" |
| 18 #include "remoting/proto/process_stats.pb.h" |
| 19 #include "remoting/protocol/process_stats_stub.h" |
| 20 #include "testing/gtest/include/gtest/gtest.h" |
| 21 |
| 22 namespace remoting { |
| 23 |
| 24 namespace { |
| 25 |
| 26 class FakeProcessStatsStub : public protocol::ProcessStatsStub { |
| 27 public: |
| 28 FakeProcessStatsStub() = default; |
| 29 ~FakeProcessStatsStub() override = default; |
| 30 |
| 31 void OnProcessStats( |
| 32 const protocol::AggregatedProcessResourceUsage& usage) override { |
| 33 received_.push_back(usage); |
| 34 } |
| 35 |
| 36 const std::vector<protocol::AggregatedProcessResourceUsage>& received() |
| 37 const { |
| 38 return received_; |
| 39 } |
| 40 |
| 41 void Clear() { received_.clear(); } |
| 42 |
| 43 private: |
| 44 std::vector<protocol::AggregatedProcessResourceUsage> received_; |
| 45 }; |
| 46 |
| 47 class FakeProcessStatsAgent : public ProcessStatsAgent { |
| 48 public: |
| 49 FakeProcessStatsAgent() = default; |
| 50 ~FakeProcessStatsAgent() override = default; |
| 51 |
| 52 protocol::ProcessResourceUsage GetResourceUsage() override { |
| 53 protocol::ProcessResourceUsage usage; |
| 54 usage.set_process_name("FakeProcessStatsAgent"); |
| 55 usage.set_processor_usage(index_); |
| 56 usage.set_working_set_size(index_); |
| 57 usage.set_pagefile_size(index_); |
| 58 index_++; |
| 59 return usage; |
| 60 } |
| 61 |
| 62 // Checks the expected usage based on index. |
| 63 static void AssertExpected( |
| 64 const protocol::AggregatedProcessResourceUsage& usage, |
| 65 size_t index) { |
| 66 ASSERT_EQ(usage.processor_usage(), index); |
| 67 ASSERT_EQ(usage.working_set_size(), index); |
| 68 ASSERT_EQ(usage.pagefile_size(), index); |
| 69 } |
| 70 |
| 71 static void AssertExpected( |
| 72 const protocol::ProcessResourceUsage& usage, |
| 73 size_t index) { |
| 74 ASSERT_EQ(usage.processor_usage(), index); |
| 75 ASSERT_EQ(usage.working_set_size(), index); |
| 76 ASSERT_EQ(usage.pagefile_size(), index); |
| 77 } |
| 78 |
| 79 size_t issued_times() const { |
| 80 return index_; |
| 81 } |
| 82 |
| 83 private: |
| 84 size_t index_ = 0; |
| 85 }; |
| 86 |
| 87 } // namespace |
| 88 |
| 89 TEST(ProcessStatsSenderTest, ReportUsage) { |
| 90 base::MessageLoop message_loop; |
| 91 base::RunLoop run_loop; |
| 92 FakeProcessStatsStub stub; |
| 93 std::unique_ptr<ProcessStatsSender> stats; |
| 94 // Owned by |stats|. |
| 95 FakeProcessStatsAgent* agent = new FakeProcessStatsAgent(); |
| 96 message_loop.task_runner()->PostTask( |
| 97 FROM_HERE, |
| 98 base::Bind( |
| 99 [](std::unique_ptr<ProcessStatsSender>* stats, |
| 100 FakeProcessStatsStub* stub, |
| 101 FakeProcessStatsAgent* agent) -> void { |
| 102 stats->reset(new ProcessStatsSender( |
| 103 stub, base::TimeDelta::FromMilliseconds(1))); |
| 104 (*stats)->AddProcessStatsAgent( |
| 105 std::unique_ptr<ProcessStatsAgent>(agent)); |
| 106 }, |
| 107 base::Unretained(&stats), |
| 108 base::Unretained(&stub), |
| 109 base::Unretained(agent))); |
| 110 message_loop.task_runner()->PostDelayedTask( |
| 111 FROM_HERE, |
| 112 base::Bind([](std::unique_ptr<ProcessStatsSender>* stats, |
| 113 const FakeProcessStatsStub& stub, |
| 114 const FakeProcessStatsAgent& agent) -> void { |
| 115 ASSERT_EQ(stub.received().size(), agent.issued_times()); |
| 116 stats->reset(); |
| 117 }, |
| 118 base::Unretained(&stats), |
| 119 base::ConstRef(stub), |
| 120 base::ConstRef(*agent)), |
| 121 base::TimeDelta::FromMilliseconds(100)); |
| 122 message_loop.task_runner()->PostDelayedTask( |
| 123 FROM_HERE, run_loop.QuitClosure(), |
| 124 base::TimeDelta::FromMilliseconds(101)); |
| 125 run_loop.Run(); |
| 126 |
| 127 ASSERT_GT(stub.received().size(), 0U); |
| 128 for (size_t i = 0; i < stub.received().size(); i++) { |
| 129 FakeProcessStatsAgent::AssertExpected(stub.received()[i], i); |
| 130 } |
| 131 } |
| 132 |
| 133 TEST(ProcessStatsSenderTest, MergeUsage) { |
| 134 base::MessageLoop message_loop; |
| 135 base::RunLoop run_loop; |
| 136 FakeProcessStatsStub stub; |
| 137 std::unique_ptr<ProcessStatsSender> stats; |
| 138 // Owned by |stats|. |
| 139 FakeProcessStatsAgent* agent1 = new FakeProcessStatsAgent(); |
| 140 FakeProcessStatsAgent* agent2 = new FakeProcessStatsAgent(); |
| 141 message_loop.task_runner()->PostTask( |
| 142 FROM_HERE, |
| 143 base::Bind( |
| 144 [](std::unique_ptr<ProcessStatsSender>* stats, |
| 145 FakeProcessStatsStub* stub, |
| 146 FakeProcessStatsAgent* agent1, |
| 147 FakeProcessStatsAgent* agent2) -> void { |
| 148 stats->reset(new ProcessStatsSender( |
| 149 stub, base::TimeDelta::FromMilliseconds(1))); |
| 150 (*stats)->AddProcessStatsAgent( |
| 151 std::unique_ptr<ProcessStatsAgent>(agent1)); |
| 152 (*stats)->AddProcessStatsAgent( |
| 153 std::unique_ptr<ProcessStatsAgent>(agent2)); |
| 154 }, |
| 155 base::Unretained(&stats), |
| 156 base::Unretained(&stub), |
| 157 base::Unretained(agent1), |
| 158 base::Unretained(agent2))); |
| 159 message_loop.task_runner()->PostDelayedTask( |
| 160 FROM_HERE, |
| 161 base::Bind([](std::unique_ptr<ProcessStatsSender>* stats, |
| 162 const FakeProcessStatsStub& stub, |
| 163 const FakeProcessStatsAgent& agent1, |
| 164 const FakeProcessStatsAgent& agent2) -> void { |
| 165 ASSERT_EQ(stub.received().size(), agent1.issued_times()); |
| 166 ASSERT_EQ(stub.received().size(), agent2.issued_times()); |
| 167 stats->reset(); |
| 168 }, |
| 169 base::Unretained(&stats), |
| 170 base::ConstRef(stub), |
| 171 base::ConstRef(*agent1), |
| 172 base::ConstRef(*agent2)), |
| 173 base::TimeDelta::FromMilliseconds(100)); |
| 174 message_loop.task_runner()->PostDelayedTask( |
| 175 FROM_HERE, run_loop.QuitClosure(), |
| 176 base::TimeDelta::FromMilliseconds(101)); |
| 177 run_loop.Run(); |
| 178 |
| 179 ASSERT_GT(stub.received().size(), 0U); |
| 180 for (size_t i = 0; i < stub.received().size(); i++) { |
| 181 FakeProcessStatsAgent::AssertExpected(stub.received()[i], i * 2); |
| 182 for (int j = 0; j < stub.received()[i].usages_size(); j++) { |
| 183 FakeProcessStatsAgent::AssertExpected( |
| 184 stub.received()[i].usages().Get(j), i); |
| 185 } |
| 186 } |
| 187 } |
| 188 |
| 189 } // namespace remoting |
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