xref: /openbmc/sdeventplus/test/source/time.cpp (revision e32a88e1e3a587653c0edda9de26228305307274)
1 #include <cerrno>
2 #include <chrono>
3 #include <gmock/gmock.h>
4 #include <gtest/gtest.h>
5 #include <memory>
6 #include <sdeventplus/clock.hpp>
7 #include <sdeventplus/exception.hpp>
8 #include <sdeventplus/source/time.hpp>
9 #include <sdeventplus/test/sdevent.hpp>
10 #include <systemd/sd-event.h>
11 #include <time.h>
12 #include <utility>
13 
14 namespace sdeventplus
15 {
16 namespace source
17 {
18 namespace
19 {
20 
21 using testing::DoAll;
22 using testing::Return;
23 using testing::SaveArg;
24 using testing::SetArgPointee;
25 
26 using UniqueEvent = std::unique_ptr<Event, std::function<void(Event*)>>;
27 
28 class TimeTest : public testing::Test
29 {
30   protected:
31     testing::StrictMock<test::SdEventMock> mock;
32     sd_event_source* const expected_source =
33         reinterpret_cast<sd_event_source*>(1234);
34     sd_event* const expected_event = reinterpret_cast<sd_event*>(2345);
35     UniqueEvent event = make_event(expected_event);
36 
37     UniqueEvent make_event(sd_event* event)
38     {
39         auto deleter = [this, event](Event* e) {
40             EXPECT_CALL(this->mock, sd_event_unref(event))
41                 .WillOnce(Return(nullptr));
42             delete e;
43         };
44         return UniqueEvent(new Event(event, std::false_type(), &mock), deleter);
45     }
46 
47     void expect_time_destroy(sd_event* event, sd_event_source* source)
48     {
49         {
50             testing::InSequence sequence;
51             EXPECT_CALL(mock, sd_event_source_set_enabled(source, SD_EVENT_OFF))
52                 .WillOnce(Return(0));
53             EXPECT_CALL(mock, sd_event_source_unref(source))
54                 .WillOnce(Return(nullptr));
55         }
56         EXPECT_CALL(mock, sd_event_unref(event)).WillOnce(Return(nullptr));
57     }
58 };
59 
60 TEST_F(TimeTest, ConstructSuccess)
61 {
62     constexpr ClockId id = ClockId::RealTime;
63     const Time<id>::TimePoint expected_time(std::chrono::seconds{2});
64     const Time<id>::Accuracy expected_accuracy(std::chrono::milliseconds{50});
65     Time<id>::TimePoint saved_time;
66     Time<id>::Callback callback = [&saved_time](Time<id>&,
67                                                 Time<id>::TimePoint time) {
68         saved_time = time;
69     };
70 
71     EXPECT_CALL(mock, sd_event_ref(expected_event))
72         .WillOnce(Return(expected_event));
73     sd_event_time_handler_t handler;
74     EXPECT_CALL(mock,
75                 sd_event_add_time(expected_event, testing::_, CLOCK_REALTIME,
76                                   2000000, 50000, testing::_, nullptr))
77         .WillOnce(DoAll(SetArgPointee<1>(expected_source), SaveArg<5>(&handler),
78                         Return(0)));
79     void* userdata;
80     EXPECT_CALL(mock, sd_event_source_set_userdata(expected_source, testing::_))
81         .WillOnce(DoAll(SaveArg<1>(&userdata), Return(nullptr)));
82     Time<id> time(*event, expected_time, expected_accuracy,
83                   std::move(callback));
84     EXPECT_EQ(expected_event, time.get_event().get());
85     EXPECT_EQ(expected_source, time.get());
86 
87     EXPECT_EQ(0, handler(nullptr, 2000100, userdata));
88     EXPECT_EQ(Time<id>::TimePoint(std::chrono::microseconds(2000100)),
89               saved_time);
90 
91     expect_time_destroy(expected_event, expected_source);
92 }
93 
94 TEST_F(TimeTest, ConstructError)
95 {
96     constexpr ClockId id = ClockId::Monotonic;
97     const Time<id>::TimePoint expected_time(std::chrono::seconds{2});
98     const Time<id>::Accuracy expected_accuracy(std::chrono::milliseconds{50});
99     Time<id>::Callback callback = [](Time<id>&, Time<id>::TimePoint) {};
100 
101     EXPECT_CALL(mock,
102                 sd_event_add_time(expected_event, testing::_, CLOCK_MONOTONIC,
103                                   2000000, 50000, testing::_, nullptr))
104         .WillOnce(Return(-ENOSYS));
105     EXPECT_THROW(
106         Time<id>(*event, expected_time, expected_accuracy, std::move(callback)),
107         SdEventError);
108 }
109 
110 class TimeMethodTest : public TimeTest
111 {
112   protected:
113     static constexpr ClockId id = ClockId::BootTime;
114     std::unique_ptr<Time<id>> time;
115 
116     void SetUp()
117     {
118         EXPECT_CALL(mock, sd_event_ref(expected_event))
119             .WillOnce(Return(expected_event));
120         EXPECT_CALL(mock, sd_event_add_time(expected_event, testing::_,
121                                             CLOCK_BOOTTIME, 2000000, 50000,
122                                             testing::_, nullptr))
123             .WillOnce(DoAll(SetArgPointee<1>(expected_source), Return(0)));
124         EXPECT_CALL(mock,
125                     sd_event_source_set_userdata(expected_source, testing::_))
126             .WillOnce(Return(nullptr));
127         time = std::make_unique<Time<id>>(
128             *event, Time<id>::TimePoint(std::chrono::seconds{2}),
129             std::chrono::milliseconds{50},
130             [](Time<id>&, Time<id>::TimePoint) {});
131     }
132 
133     void TearDown()
134     {
135         expect_time_destroy(expected_event, expected_source);
136         time.reset();
137     }
138 };
139 
140 TEST_F(TimeMethodTest, SetTimeSuccess)
141 {
142     EXPECT_CALL(mock, sd_event_source_set_time(expected_source, 1000000))
143         .WillOnce(Return(0));
144     time->set_time(Time<id>::TimePoint(std::chrono::seconds{1}));
145 }
146 
147 TEST_F(TimeMethodTest, SetTimeError)
148 {
149     EXPECT_CALL(mock, sd_event_source_set_time(expected_source, 1000000))
150         .WillOnce(Return(-EINVAL));
151     EXPECT_THROW(time->set_time(Time<id>::TimePoint(std::chrono::seconds{1})),
152                  SdEventError);
153 }
154 
155 TEST_F(TimeMethodTest, GetTimeSuccess)
156 {
157     EXPECT_CALL(mock, sd_event_source_get_time(expected_source, testing::_))
158         .WillOnce(DoAll(SetArgPointee<1>(10), Return(0)));
159     EXPECT_EQ(Time<id>::TimePoint(std::chrono::microseconds{10}),
160               time->get_time());
161 }
162 
163 TEST_F(TimeMethodTest, GetTimeError)
164 {
165     EXPECT_CALL(mock, sd_event_source_get_time(expected_source, testing::_))
166         .WillOnce(Return(-ENOSYS));
167     EXPECT_THROW(time->get_time(), SdEventError);
168 }
169 
170 TEST_F(TimeMethodTest, SetAccuracySuccess)
171 {
172     EXPECT_CALL(mock,
173                 sd_event_source_set_time_accuracy(expected_source, 5000000))
174         .WillOnce(Return(0));
175     time->set_accuracy(std::chrono::seconds{5});
176 }
177 
178 TEST_F(TimeMethodTest, SetAccuracyError)
179 {
180     EXPECT_CALL(mock,
181                 sd_event_source_set_time_accuracy(expected_source, 5000000))
182         .WillOnce(Return(-EINVAL));
183     EXPECT_THROW(time->set_accuracy(std::chrono::seconds{5}), SdEventError);
184 }
185 
186 TEST_F(TimeMethodTest, GetAccuracySuccess)
187 {
188     EXPECT_CALL(mock,
189                 sd_event_source_get_time_accuracy(expected_source, testing::_))
190         .WillOnce(DoAll(SetArgPointee<1>(1000), Return(0)));
191     EXPECT_EQ(std::chrono::milliseconds{1}, time->get_accuracy());
192 }
193 
194 TEST_F(TimeMethodTest, GetAccuracyError)
195 {
196     EXPECT_CALL(mock,
197                 sd_event_source_get_time_accuracy(expected_source, testing::_))
198         .WillOnce(Return(-ENOSYS));
199     EXPECT_THROW(time->get_accuracy(), SdEventError);
200 }
201 
202 } // namespace
203 } // namespace source
204 } // namespace sdeventplus
205