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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 "chrome/installer/util/experiment.h" |
| 6 |
| 7 #include <cmath> |
| 8 |
| 9 #include "base/time/time.h" |
| 10 #include "chrome/installer/util/experiment_metrics.h" |
| 11 #include "testing/gtest/include/gtest/gtest.h" |
| 12 |
| 13 namespace installer { |
| 14 |
| 15 TEST(ExperimentTest, TestInitializeFromMetrics) { |
| 16 Experiment experiment; |
| 17 ExperimentMetrics metrics_with_group; |
| 18 metrics_with_group.state = ExperimentMetrics::kGroupAssigned; |
| 19 metrics_with_group.group = 5; |
| 20 experiment.InitializeFromMetrics(metrics_with_group); |
| 21 EXPECT_EQ(ExperimentMetrics::kGroupAssigned, experiment.state()); |
| 22 EXPECT_EQ(5, experiment.group()); |
| 23 experiment.SetInactiveDays(2); |
| 24 // Test initializing from empty ExperimentMetrics. |
| 25 experiment.InitializeFromMetrics(ExperimentMetrics()); |
| 26 EXPECT_EQ(ExperimentMetrics::kUninitialized, experiment.state()); |
| 27 EXPECT_EQ(0, experiment.group()); |
| 28 EXPECT_EQ(0, experiment.inactive_days()); |
| 29 } |
| 30 |
| 31 TEST(ExperimentTest, TestSetState) { |
| 32 Experiment experiment; |
| 33 EXPECT_EQ(ExperimentMetrics::kUninitialized, experiment.state()); |
| 34 EXPECT_EQ(ExperimentMetrics::kUninitialized, experiment.metrics().state); |
| 35 experiment.SetState(ExperimentMetrics::kGroupAssigned); |
| 36 EXPECT_EQ(ExperimentMetrics::kGroupAssigned, experiment.metrics().state); |
| 37 EXPECT_EQ(ExperimentMetrics::kGroupAssigned, experiment.state()); |
| 38 } |
| 39 |
| 40 TEST(ExperimentTest, TestAssignGroup) { |
| 41 Experiment experiment; |
| 42 experiment.AssignGroup(5); |
| 43 EXPECT_EQ(5, experiment.metrics().group); |
| 44 EXPECT_EQ(5, experiment.group()); |
| 45 EXPECT_EQ(ExperimentMetrics::kGroupAssigned, experiment.metrics().state); |
| 46 EXPECT_EQ(ExperimentMetrics::kGroupAssigned, experiment.state()); |
| 47 } |
| 48 |
| 49 TEST(ExperimentTest, TestSetInactiveDays) { |
| 50 Experiment experiment; |
| 51 experiment.AssignGroup(5); |
| 52 |
| 53 experiment.SetInactiveDays(0); |
| 54 EXPECT_EQ(0, experiment.metrics().last_used_bucket); |
| 55 EXPECT_EQ(0, experiment.inactive_days()); |
| 56 |
| 57 experiment.SetInactiveDays(28); |
| 58 EXPECT_EQ(57, experiment.metrics().last_used_bucket); |
| 59 EXPECT_EQ(28, experiment.inactive_days()); |
| 60 |
| 61 experiment.SetInactiveDays(35); |
| 62 EXPECT_EQ(61, experiment.metrics().last_used_bucket); |
| 63 EXPECT_EQ(35, experiment.inactive_days()); |
| 64 |
| 65 experiment.SetInactiveDays(60); |
| 66 EXPECT_EQ(70, experiment.metrics().last_used_bucket); |
| 67 EXPECT_EQ(60, experiment.inactive_days()); |
| 68 |
| 69 experiment.SetInactiveDays(ExperimentMetrics::kMaxLastUsed); |
| 70 EXPECT_EQ(127, experiment.metrics().last_used_bucket); |
| 71 EXPECT_EQ(ExperimentMetrics::kMaxLastUsed, experiment.inactive_days()); |
| 72 |
| 73 experiment.SetInactiveDays(2 * ExperimentMetrics::kMaxLastUsed); |
| 74 EXPECT_EQ(127, experiment.metrics().last_used_bucket); |
| 75 EXPECT_EQ(2 * ExperimentMetrics::kMaxLastUsed, experiment.inactive_days()); |
| 76 } |
| 77 |
| 78 TEST(ExperimentTest, TestSetDisplayTime) { |
| 79 Experiment experiment; |
| 80 experiment.AssignGroup(5); |
| 81 base::Time zero_day = |
| 82 base::Time::FromDoubleT(ExperimentMetrics::kExperimentStartSeconds); |
| 83 experiment.SetDisplayTime(zero_day); |
| 84 EXPECT_EQ(0, experiment.metrics().first_toast_offset_days); |
| 85 EXPECT_EQ(zero_day, experiment.first_display_time()); |
| 86 EXPECT_EQ(zero_day, experiment.latest_display_time()); |
| 87 |
| 88 base::Time one_day = zero_day + base::TimeDelta::FromDays(1); |
| 89 experiment.SetDisplayTime(one_day); |
| 90 EXPECT_EQ(1, experiment.metrics().first_toast_offset_days); |
| 91 EXPECT_EQ(one_day, experiment.first_display_time()); |
| 92 EXPECT_EQ(one_day, experiment.latest_display_time()); |
| 93 |
| 94 // Test that calling SetDisplayTime again will not reset |
| 95 // first_toast_offset_days. |
| 96 base::Time two_day = zero_day + base::TimeDelta::FromDays(2); |
| 97 experiment.SetDisplayTime(two_day); |
| 98 EXPECT_EQ(1, experiment.metrics().first_toast_offset_days); |
| 99 EXPECT_EQ(one_day, experiment.first_display_time()); |
| 100 EXPECT_EQ(two_day, experiment.latest_display_time()); |
| 101 |
| 102 // Test for maximum value. |
| 103 Experiment new_experiment; |
| 104 new_experiment.AssignGroup(5); |
| 105 base::Time max_day = |
| 106 zero_day + |
| 107 base::TimeDelta::FromDays(ExperimentMetrics::kMaxFirstToastOffsetDays); |
| 108 new_experiment.SetDisplayTime(max_day); |
| 109 EXPECT_EQ(ExperimentMetrics::kMaxFirstToastOffsetDays, |
| 110 new_experiment.metrics().first_toast_offset_days); |
| 111 EXPECT_EQ(max_day, new_experiment.first_display_time()); |
| 112 EXPECT_EQ(max_day, new_experiment.latest_display_time()); |
| 113 |
| 114 // Test setting toast_hour. Since it depends on local time it is |
| 115 // tested by setting toast hour for two consecutive hours and verifying the |
| 116 // difference is 1. |
| 117 base::Time two_day_one_hour = two_day + base::TimeDelta::FromHours(1); |
| 118 Experiment hour_experiment; |
| 119 hour_experiment.AssignGroup(5); |
| 120 hour_experiment.SetDisplayTime(two_day_one_hour); |
| 121 int diff_hour = |
| 122 hour_experiment.metrics().toast_hour - experiment.metrics().toast_hour; |
| 123 EXPECT_EQ(1, diff_hour); |
| 124 } |
| 125 |
| 126 TEST(ExperimentTest, TestSetUserSessionUptime) { |
| 127 Experiment experiment; |
| 128 experiment.AssignGroup(5); |
| 129 experiment.SetUserSessionUptime(base::TimeDelta::FromMinutes(0)); |
| 130 EXPECT_EQ(0, experiment.metrics().session_length_bucket); |
| 131 EXPECT_EQ(0, experiment.user_session_uptime().InMinutes()); |
| 132 |
| 133 experiment.SetUserSessionUptime(base::TimeDelta::FromMinutes(60)); |
| 134 EXPECT_EQ(24, experiment.metrics().session_length_bucket); |
| 135 EXPECT_EQ(60, experiment.user_session_uptime().InMinutes()); |
| 136 |
| 137 experiment.SetUserSessionUptime(base::TimeDelta::FromMinutes(60 * 24)); |
| 138 EXPECT_EQ(43, experiment.metrics().session_length_bucket); |
| 139 EXPECT_EQ(60 * 24, experiment.user_session_uptime().InMinutes()); |
| 140 |
| 141 experiment.SetUserSessionUptime( |
| 142 base::TimeDelta::FromMinutes(ExperimentMetrics::kMaxSessionLength)); |
| 143 EXPECT_EQ(63, experiment.metrics().session_length_bucket); |
| 144 EXPECT_EQ(ExperimentMetrics::kMaxSessionLength, |
| 145 experiment.user_session_uptime().InMinutes()); |
| 146 |
| 147 experiment.SetUserSessionUptime( |
| 148 base::TimeDelta::FromMinutes(2 * ExperimentMetrics::kMaxSessionLength)); |
| 149 EXPECT_EQ(63, experiment.metrics().session_length_bucket); |
| 150 EXPECT_EQ(2 * ExperimentMetrics::kMaxSessionLength, |
| 151 experiment.user_session_uptime().InMinutes()); |
| 152 } |
| 153 |
| 154 TEST(ExperimentTest, TestSetActionDelay) { |
| 155 Experiment experiment; |
| 156 experiment.AssignGroup(5); |
| 157 experiment.SetActionDelay(base::TimeDelta::FromSeconds(0)); |
| 158 EXPECT_EQ(0, experiment.metrics().action_delay_bucket); |
| 159 EXPECT_EQ(0, experiment.user_session_uptime().InSeconds()); |
| 160 |
| 161 experiment.SetActionDelay(base::TimeDelta::FromSeconds(60)); |
| 162 EXPECT_EQ(10, experiment.metrics().action_delay_bucket); |
| 163 EXPECT_EQ(60, experiment.action_delay().InSeconds()); |
| 164 |
| 165 experiment.SetActionDelay(base::TimeDelta::FromSeconds(60 * 60)); |
| 166 EXPECT_EQ(19, experiment.metrics().action_delay_bucket); |
| 167 EXPECT_EQ(60 * 60, experiment.action_delay().InSeconds()); |
| 168 |
| 169 experiment.SetActionDelay( |
| 170 base::TimeDelta::FromSeconds(ExperimentMetrics::kMaxActionDelay)); |
| 171 EXPECT_EQ(31, experiment.metrics().action_delay_bucket); |
| 172 EXPECT_EQ(ExperimentMetrics::kMaxActionDelay, |
| 173 experiment.action_delay().InSeconds()); |
| 174 |
| 175 experiment.SetActionDelay( |
| 176 base::TimeDelta::FromSeconds(2 * ExperimentMetrics::kMaxActionDelay)); |
| 177 EXPECT_EQ(31, experiment.metrics().action_delay_bucket); |
| 178 EXPECT_EQ(2 * ExperimentMetrics::kMaxActionDelay, |
| 179 experiment.action_delay().InSeconds()); |
| 180 } |
| 181 |
| 182 TEST(ExperimentTest, TestAllSetters) { |
| 183 Experiment experiment; |
| 184 experiment.AssignGroup(5); |
| 185 experiment.SetState(ExperimentMetrics::kGroupAssigned); |
| 186 experiment.SetToastLocation(ExperimentMetrics::kOverTaskbarPin); |
| 187 experiment.SetInactiveDays(1621); |
| 188 experiment.SetToastCount(1); |
| 189 base::Time test_display_time = |
| 190 (base::Time::UnixEpoch() + |
| 191 base::TimeDelta::FromSeconds( |
| 192 ExperimentMetrics::kExperimentStartSeconds) + |
| 193 base::TimeDelta::FromDays(30) + base::TimeDelta::FromHours(3)); |
| 194 experiment.SetDisplayTime(test_display_time); |
| 195 experiment.SetUserSessionUptime(base::TimeDelta::FromMinutes(3962)); |
| 196 experiment.SetActionDelay(base::TimeDelta::FromSeconds(32875)); |
| 197 |
| 198 EXPECT_EQ(ExperimentMetrics::kGroupAssigned, experiment.state()); |
| 199 EXPECT_EQ(5, experiment.group()); |
| 200 EXPECT_EQ(ExperimentMetrics::kOverTaskbarPin, experiment.toast_location()); |
| 201 EXPECT_EQ(1621, experiment.inactive_days()); |
| 202 EXPECT_EQ(1, experiment.toast_count()); |
| 203 EXPECT_EQ(test_display_time, experiment.first_display_time()); |
| 204 EXPECT_EQ(test_display_time, experiment.latest_display_time()); |
| 205 EXPECT_EQ(base::TimeDelta::FromMinutes(3962), |
| 206 experiment.user_session_uptime()); |
| 207 EXPECT_EQ(base::TimeDelta::FromSeconds(32875), experiment.action_delay()); |
| 208 |
| 209 EXPECT_EQ(ExperimentMetrics::kGroupAssigned, experiment.metrics().state); |
| 210 EXPECT_EQ(5, experiment.metrics().group); |
| 211 EXPECT_EQ(ExperimentMetrics::kOverTaskbarPin, |
| 212 experiment.metrics().toast_location); |
| 213 EXPECT_EQ(1, experiment.metrics().toast_count); |
| 214 EXPECT_EQ(30, experiment.metrics().first_toast_offset_days); |
| 215 EXPECT_EQ(125, experiment.metrics().last_used_bucket); |
| 216 EXPECT_EQ(24, experiment.metrics().action_delay_bucket); |
| 217 EXPECT_EQ(49, experiment.metrics().session_length_bucket); |
| 218 } |
| 219 |
| 220 } // namespace installer |
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