1 //
2 // Copyright (C) 2017 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 "update_engine/update_manager/policy_test_utils.h"
18
19 #include <memory>
20 #include <tuple>
21 #include <vector>
22
23 #include "update_engine/update_manager/next_update_check_policy_impl.h"
24
25 using base::Time;
26 using base::TimeDelta;
27 using chromeos_update_engine::ErrorCode;
28 using std::string;
29 using std::tuple;
30 using std::vector;
31
32 namespace chromeos_update_manager {
33
SetUp()34 void UmPolicyTestBase::SetUp() {
35 loop_.SetAsCurrent();
36 SetUpDefaultClock();
37 eval_ctx_ = new EvaluationContext(&fake_clock_, TimeDelta::FromSeconds(5));
38 SetUpDefaultState();
39 }
40
TearDown()41 void UmPolicyTestBase::TearDown() {
42 EXPECT_FALSE(loop_.PendingTasks());
43 }
44
45 // Sets the clock to fixed values.
SetUpDefaultClock()46 void UmPolicyTestBase::SetUpDefaultClock() {
47 fake_clock_.SetMonotonicTime(Time::FromInternalValue(12345678L));
48 fake_clock_.SetWallclockTime(Time::FromInternalValue(12345678901234L));
49 }
50
SetUpDefaultTimeProvider()51 void UmPolicyTestBase::SetUpDefaultTimeProvider() {
52 Time current_time = fake_clock_.GetWallclockTime();
53 base::Time::Exploded exploded;
54 current_time.LocalExplode(&exploded);
55 fake_state_.time_provider()->var_curr_hour()->reset(new int(exploded.hour));
56 fake_state_.time_provider()->var_curr_minute()->reset(
57 new int(exploded.minute));
58 fake_state_.time_provider()->var_curr_date()->reset(
59 new Time(current_time.LocalMidnight()));
60 }
61
SetUpDefaultState()62 void UmPolicyTestBase::SetUpDefaultState() {
63 fake_state_.updater_provider()->var_updater_started_time()->reset(
64 new Time(fake_clock_.GetWallclockTime()));
65 fake_state_.updater_provider()->var_last_checked_time()->reset(
66 new Time(fake_clock_.GetWallclockTime()));
67 fake_state_.updater_provider()->var_consecutive_failed_update_checks()->reset(
68 new unsigned int(0)); // NOLINT(readability/casting)
69 fake_state_.updater_provider()->var_server_dictated_poll_interval()->reset(
70 new unsigned int(0)); // NOLINT(readability/casting)
71 fake_state_.updater_provider()->var_forced_update_requested()->reset(
72 new UpdateRequestStatus{UpdateRequestStatus::kNone});
73
74 // Chosen by fair dice roll. Guaranteed to be random.
75 fake_state_.random_provider()->var_seed()->reset(new uint64_t(4));
76 }
77
78 // Returns a default UpdateState structure:
GetDefaultUpdateState(TimeDelta first_seen_period)79 UpdateState UmPolicyTestBase::GetDefaultUpdateState(
80 TimeDelta first_seen_period) {
81 Time first_seen_time = fake_clock_.GetWallclockTime() - first_seen_period;
82 UpdateState update_state = UpdateState();
83
84 // This is a non-interactive check returning a delta payload, seen for the
85 // first time (|first_seen_period| ago). Clearly, there were no failed
86 // attempts so far.
87 update_state.interactive = false;
88 update_state.is_delta_payload = false;
89 update_state.first_seen = first_seen_time;
90 update_state.num_checks = 1;
91 update_state.num_failures = 0;
92 update_state.failures_last_updated = Time(); // Needs to be zero.
93 // There's a single HTTP download URL with a maximum of 10 retries.
94 update_state.download_urls = vector<string>{"http://fake/url/"};
95 update_state.download_errors_max = 10;
96 // Download was never attempted.
97 update_state.last_download_url_idx = -1;
98 update_state.last_download_url_num_errors = 0;
99 // There were no download errors.
100 update_state.download_errors = vector<tuple<int, ErrorCode, Time>>();
101 // P2P is not disabled by Omaha.
102 update_state.p2p_downloading_disabled = false;
103 update_state.p2p_sharing_disabled = false;
104 // P2P was not attempted.
105 update_state.p2p_num_attempts = 0;
106 update_state.p2p_first_attempted = Time();
107 // No active backoff period, backoff is not disabled by Omaha.
108 update_state.backoff_expiry = Time();
109 update_state.is_backoff_disabled = false;
110 // There is no active scattering wait period (max 7 days allowed) nor check
111 // threshold (none allowed).
112 update_state.scatter_wait_period = TimeDelta();
113 update_state.scatter_check_threshold = 0;
114 update_state.scatter_wait_period_max = TimeDelta::FromDays(7);
115 update_state.scatter_check_threshold_min = 0;
116 update_state.scatter_check_threshold_max = 0;
117
118 return update_state;
119 }
120
121 } // namespace chromeos_update_manager
122