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| 1 // Copyright (c) 2010 The Chromium OS 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 <gtest/gtest.h> |
| 6 |
| 7 #include "update_engine/update_attempter_mock.h" |
| 8 #include "update_engine/update_check_scheduler.h" |
| 9 |
| 10 using std::string; |
| 11 using testing::_; |
| 12 using testing::AllOf; |
| 13 using testing::Ge; |
| 14 using testing::Le; |
| 15 using testing::MockFunction; |
| 16 using testing::Return; |
| 17 |
| 18 namespace chromeos_update_engine { |
| 19 |
| 20 namespace { |
| 21 void FuzzRange(int interval, int fuzz, int* interval_min, int* interval_max) { |
| 22 *interval_min = interval - fuzz / 2; |
| 23 *interval_max = interval + fuzz - fuzz / 2; |
| 24 } |
| 25 } // namespace {} |
| 26 |
| 27 // Test a subclass rather than the main class directly so that we can mock out |
| 28 // GLib and utils in tests. There're explicit unit test for the wrapper methods. |
| 29 class UpdateCheckSchedulerUnderTest : public UpdateCheckScheduler { |
| 30 public: |
| 31 UpdateCheckSchedulerUnderTest(UpdateAttempter* update_attempter) |
| 32 : UpdateCheckScheduler(update_attempter) {} |
| 33 |
| 34 MOCK_METHOD2(GTimeoutAddSeconds, guint(guint seconds, GSourceFunc function)); |
| 35 MOCK_METHOD0(IsBootDeviceRemovable, bool()); |
| 36 MOCK_METHOD0(IsOfficialBuild, bool()); |
| 37 }; |
| 38 |
| 39 class UpdateCheckSchedulerTest : public ::testing::Test { |
| 40 protected: |
| 41 virtual void SetUp() { |
| 42 test_ = this; |
| 43 loop_ = NULL; |
| 44 scheduler_.reset(new UpdateCheckSchedulerUnderTest(&attempter_)); |
| 45 EXPECT_EQ(&attempter_, scheduler_->update_attempter_); |
| 46 EXPECT_FALSE(scheduler_->enabled_); |
| 47 EXPECT_FALSE(scheduler_->scheduled_); |
| 48 EXPECT_EQ(0, scheduler_->last_interval_); |
| 49 } |
| 50 |
| 51 virtual void TearDown() { |
| 52 test_ = NULL; |
| 53 loop_ = NULL; |
| 54 scheduler_.reset(NULL); |
| 55 } |
| 56 |
| 57 static gboolean SourceCallback(gpointer data) { |
| 58 g_main_loop_quit(test_->loop_); |
| 59 // Forwards the call to the function mock so that expectations can be set. |
| 60 return test_->source_callback_.Call(data); |
| 61 } |
| 62 |
| 63 scoped_ptr<UpdateCheckSchedulerUnderTest> scheduler_; |
| 64 UpdateAttempterMock attempter_; |
| 65 MockFunction<gboolean(gpointer data)> source_callback_; |
| 66 GMainLoop* loop_; |
| 67 static UpdateCheckSchedulerTest* test_; |
| 68 }; |
| 69 |
| 70 UpdateCheckSchedulerTest* UpdateCheckSchedulerTest::test_ = NULL; |
| 71 |
| 72 TEST_F(UpdateCheckSchedulerTest, CanScheduleTest) { |
| 73 EXPECT_FALSE(scheduler_->CanSchedule()); |
| 74 scheduler_->enabled_ = true; |
| 75 EXPECT_TRUE(scheduler_->CanSchedule()); |
| 76 scheduler_->scheduled_ = true; |
| 77 EXPECT_FALSE(scheduler_->CanSchedule()); |
| 78 scheduler_->enabled_ = false; |
| 79 EXPECT_FALSE(scheduler_->CanSchedule()); |
| 80 } |
| 81 |
| 82 TEST_F(UpdateCheckSchedulerTest, ComputeNextIntervalAndFuzzBackoffTest) { |
| 83 int interval, fuzz; |
| 84 attempter_.set_http_response_code(500); |
| 85 int last_interval = UpdateCheckScheduler::kTimeoutPeriodic + 50; |
| 86 scheduler_->last_interval_ = last_interval; |
| 87 scheduler_->ComputeNextIntervalAndFuzz(&interval, &fuzz); |
| 88 EXPECT_EQ(2 * last_interval, interval); |
| 89 EXPECT_EQ(2 * last_interval, fuzz); |
| 90 |
| 91 attempter_.set_http_response_code(503); |
| 92 last_interval = UpdateCheckScheduler::kTimeoutMaxBackoff / 2 + 1; |
| 93 scheduler_->last_interval_ = last_interval; |
| 94 scheduler_->ComputeNextIntervalAndFuzz(&interval, &fuzz); |
| 95 EXPECT_EQ(UpdateCheckScheduler::kTimeoutMaxBackoff, interval); |
| 96 EXPECT_EQ(UpdateCheckScheduler::kTimeoutMaxBackoff, fuzz); |
| 97 } |
| 98 |
| 99 TEST_F(UpdateCheckSchedulerTest, ComputeNextIntervalAndFuzzTest) { |
| 100 int interval, fuzz; |
| 101 scheduler_->ComputeNextIntervalAndFuzz(&interval, &fuzz); |
| 102 EXPECT_EQ(UpdateCheckScheduler::kTimeoutPeriodic, interval); |
| 103 EXPECT_EQ(UpdateCheckScheduler::kTimeoutRegularFuzz, fuzz); |
| 104 } |
| 105 |
| 106 TEST_F(UpdateCheckSchedulerTest, GTimeoutAddSecondsTest) { |
| 107 loop_ = g_main_loop_new(g_main_context_default(), FALSE); |
| 108 // Invokes the actual GLib wrapper method rather than the subclass mock. |
| 109 scheduler_->UpdateCheckScheduler::GTimeoutAddSeconds(0, SourceCallback); |
| 110 EXPECT_CALL(source_callback_, Call(scheduler_.get())).Times(1); |
| 111 g_main_loop_run(loop_); |
| 112 g_main_loop_unref(loop_); |
| 113 } |
| 114 |
| 115 TEST_F(UpdateCheckSchedulerTest, IsBootDeviceRemovableTest) { |
| 116 // Invokes the actual utils wrapper method rather than the subclass mock. |
| 117 EXPECT_FALSE(scheduler_->UpdateCheckScheduler::IsBootDeviceRemovable()); |
| 118 } |
| 119 |
| 120 TEST_F(UpdateCheckSchedulerTest, IsOfficialBuildTest) { |
| 121 // Invokes the actual utils wrapper method rather than the subclass mock. |
| 122 EXPECT_TRUE(scheduler_->UpdateCheckScheduler::IsOfficialBuild()); |
| 123 } |
| 124 |
| 125 TEST_F(UpdateCheckSchedulerTest, RunBootDeviceRemovableTest) { |
| 126 scheduler_->enabled_ = true; |
| 127 EXPECT_CALL(*scheduler_, IsOfficialBuild()).Times(1).WillOnce(Return(true)); |
| 128 EXPECT_CALL(*scheduler_, IsBootDeviceRemovable()) |
| 129 .Times(1) |
| 130 .WillOnce(Return(true)); |
| 131 scheduler_->Run(); |
| 132 EXPECT_FALSE(scheduler_->enabled_); |
| 133 EXPECT_EQ(NULL, attempter_.update_check_scheduler()); |
| 134 } |
| 135 |
| 136 TEST_F(UpdateCheckSchedulerTest, RunNonOfficialBuildTest) { |
| 137 scheduler_->enabled_ = true; |
| 138 EXPECT_CALL(*scheduler_, IsOfficialBuild()).Times(1).WillOnce(Return(false)); |
| 139 scheduler_->Run(); |
| 140 EXPECT_FALSE(scheduler_->enabled_); |
| 141 EXPECT_EQ(NULL, attempter_.update_check_scheduler()); |
| 142 } |
| 143 |
| 144 TEST_F(UpdateCheckSchedulerTest, RunTest) { |
| 145 int interval_min, interval_max; |
| 146 FuzzRange(UpdateCheckScheduler::kTimeoutOnce, |
| 147 UpdateCheckScheduler::kTimeoutRegularFuzz, |
| 148 &interval_min, |
| 149 &interval_max); |
| 150 EXPECT_CALL(*scheduler_, IsOfficialBuild()).Times(1).WillOnce(Return(true)); |
| 151 EXPECT_CALL(*scheduler_, IsBootDeviceRemovable()) |
| 152 .Times(1) |
| 153 .WillOnce(Return(false)); |
| 154 EXPECT_CALL(*scheduler_, |
| 155 GTimeoutAddSeconds(AllOf(Ge(interval_min), Le(interval_max)), |
| 156 scheduler_->StaticCheck)).Times(1); |
| 157 scheduler_->Run(); |
| 158 EXPECT_TRUE(scheduler_->enabled_); |
| 159 EXPECT_EQ(scheduler_.get(), attempter_.update_check_scheduler()); |
| 160 } |
| 161 |
| 162 TEST_F(UpdateCheckSchedulerTest, ScheduleCheckDisabledTest) { |
| 163 EXPECT_CALL(*scheduler_, GTimeoutAddSeconds(_, _)).Times(0); |
| 164 scheduler_->ScheduleCheck(250, 30); |
| 165 EXPECT_EQ(0, scheduler_->last_interval_); |
| 166 EXPECT_FALSE(scheduler_->scheduled_); |
| 167 } |
| 168 |
| 169 TEST_F(UpdateCheckSchedulerTest, ScheduleCheckEnabledTest) { |
| 170 int interval_min, interval_max; |
| 171 FuzzRange(100, 10, &interval_min,&interval_max); |
| 172 EXPECT_CALL(*scheduler_, |
| 173 GTimeoutAddSeconds(AllOf(Ge(interval_min), Le(interval_max)), |
| 174 scheduler_->StaticCheck)).Times(1); |
| 175 scheduler_->enabled_ = true; |
| 176 scheduler_->ScheduleCheck(100, 10); |
| 177 EXPECT_EQ(100, scheduler_->last_interval_); |
| 178 EXPECT_TRUE(scheduler_->scheduled_); |
| 179 } |
| 180 |
| 181 TEST_F(UpdateCheckSchedulerTest, ScheduleCheckNegativeIntervalTest) { |
| 182 EXPECT_CALL(*scheduler_, GTimeoutAddSeconds(0, scheduler_->StaticCheck)) |
| 183 .Times(1); |
| 184 scheduler_->enabled_ = true; |
| 185 scheduler_->ScheduleCheck(-50, 20); |
| 186 EXPECT_TRUE(scheduler_->scheduled_); |
| 187 } |
| 188 |
| 189 TEST_F(UpdateCheckSchedulerTest, ScheduleNextCheckDisabledTest) { |
| 190 EXPECT_CALL(*scheduler_, GTimeoutAddSeconds(_, _)).Times(0); |
| 191 scheduler_->ScheduleNextCheck(); |
| 192 } |
| 193 |
| 194 TEST_F(UpdateCheckSchedulerTest, ScheduleNextCheckEnabledTest) { |
| 195 int interval_min, interval_max; |
| 196 FuzzRange(UpdateCheckScheduler::kTimeoutPeriodic, |
| 197 UpdateCheckScheduler::kTimeoutRegularFuzz, |
| 198 &interval_min, |
| 199 &interval_max); |
| 200 EXPECT_CALL(*scheduler_, |
| 201 GTimeoutAddSeconds(AllOf(Ge(interval_min), Le(interval_max)), |
| 202 scheduler_->StaticCheck)).Times(1); |
| 203 scheduler_->enabled_ = true; |
| 204 scheduler_->ScheduleNextCheck(); |
| 205 } |
| 206 |
| 207 TEST_F(UpdateCheckSchedulerTest, SetUpdateStatusIdleDisabledTest) { |
| 208 EXPECT_CALL(*scheduler_, GTimeoutAddSeconds(_, _)).Times(0); |
| 209 scheduler_->SetUpdateStatus(UPDATE_STATUS_IDLE); |
| 210 } |
| 211 |
| 212 TEST_F(UpdateCheckSchedulerTest, SetUpdateStatusIdleEnabledTest) { |
| 213 int interval_min, interval_max; |
| 214 FuzzRange(UpdateCheckScheduler::kTimeoutPeriodic, |
| 215 UpdateCheckScheduler::kTimeoutRegularFuzz, |
| 216 &interval_min, |
| 217 &interval_max); |
| 218 EXPECT_CALL(*scheduler_, |
| 219 GTimeoutAddSeconds(AllOf(Ge(interval_min), Le(interval_max)), |
| 220 scheduler_->StaticCheck)).Times(1); |
| 221 scheduler_->enabled_ = true; |
| 222 scheduler_->SetUpdateStatus(UPDATE_STATUS_IDLE); |
| 223 } |
| 224 |
| 225 TEST_F(UpdateCheckSchedulerTest, SetUpdateStatusNonIdleTest) { |
| 226 EXPECT_CALL(*scheduler_, GTimeoutAddSeconds(_, _)).Times(0); |
| 227 scheduler_->SetUpdateStatus(UPDATE_STATUS_DOWNLOADING); |
| 228 scheduler_->enabled_ = true; |
| 229 scheduler_->SetUpdateStatus(UPDATE_STATUS_DOWNLOADING); |
| 230 } |
| 231 |
| 232 TEST_F(UpdateCheckSchedulerTest, StaticCheckTest) { |
| 233 scheduler_->scheduled_ = true; |
| 234 EXPECT_CALL(attempter_, Update("", "")).Times(1); |
| 235 UpdateCheckSchedulerUnderTest::StaticCheck(scheduler_.get()); |
| 236 } |
| 237 |
| 238 } // namespace chromeos_update_engine |
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