xref: /openbmc/sdeventplus/test/source/time.cpp (revision 1072c7f086eb8938c90f42ee0e8c3845598c101e)
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_FALSE(callback);
85     EXPECT_EQ(expected_event, time.get_event().get());
86     EXPECT_EQ(expected_source, time.get());
87 
88     EXPECT_EQ(0, handler(nullptr, 2000100, userdata));
89     EXPECT_EQ(Time<id>::TimePoint(std::chrono::microseconds(2000100)),
90               saved_time);
91 
92     expect_time_destroy(expected_event, expected_source);
93 }
94 
95 TEST_F(TimeTest, ConstructError)
96 {
97     constexpr ClockId id = ClockId::Monotonic;
98     const Time<id>::TimePoint expected_time(std::chrono::seconds{2});
99     const Time<id>::Accuracy expected_accuracy(std::chrono::milliseconds{50});
100     Time<id>::Callback callback = [](Time<id>&, Time<id>::TimePoint) {};
101 
102     EXPECT_CALL(mock,
103                 sd_event_add_time(expected_event, testing::_, CLOCK_MONOTONIC,
104                                   2000000, 50000, testing::_, nullptr))
105         .WillOnce(Return(-ENOSYS));
106     EXPECT_THROW(
107         Time<id>(*event, expected_time, expected_accuracy, std::move(callback)),
108         SdEventError);
109     EXPECT_TRUE(callback);
110 }
111 
112 class TimeMethodTest : public TimeTest
113 {
114   protected:
115     static constexpr ClockId id = ClockId::BootTime;
116     std::unique_ptr<Time<id>> time;
117 
118     void SetUp()
119     {
120         EXPECT_CALL(mock, sd_event_ref(expected_event))
121             .WillOnce(Return(expected_event));
122         EXPECT_CALL(mock, sd_event_add_time(expected_event, testing::_,
123                                             CLOCK_BOOTTIME, 2000000, 50000,
124                                             testing::_, nullptr))
125             .WillOnce(DoAll(SetArgPointee<1>(expected_source), Return(0)));
126         EXPECT_CALL(mock,
127                     sd_event_source_set_userdata(expected_source, testing::_))
128             .WillOnce(Return(nullptr));
129         time = std::make_unique<Time<id>>(
130             *event, Time<id>::TimePoint(std::chrono::seconds{2}),
131             std::chrono::milliseconds{50},
132             [](Time<id>&, Time<id>::TimePoint) {});
133     }
134 
135     void TearDown()
136     {
137         expect_time_destroy(expected_event, expected_source);
138         time.reset();
139     }
140 };
141 
142 TEST_F(TimeMethodTest, SetTimeSuccess)
143 {
144     EXPECT_CALL(mock, sd_event_source_set_time(expected_source, 1000000))
145         .WillOnce(Return(0));
146     time->set_time(Time<id>::TimePoint(std::chrono::seconds{1}));
147 }
148 
149 TEST_F(TimeMethodTest, SetTimeError)
150 {
151     EXPECT_CALL(mock, sd_event_source_set_time(expected_source, 1000000))
152         .WillOnce(Return(-EINVAL));
153     EXPECT_THROW(time->set_time(Time<id>::TimePoint(std::chrono::seconds{1})),
154                  SdEventError);
155 }
156 
157 TEST_F(TimeMethodTest, GetTimeSuccess)
158 {
159     EXPECT_CALL(mock, sd_event_source_get_time(expected_source, testing::_))
160         .WillOnce(DoAll(SetArgPointee<1>(10), Return(0)));
161     EXPECT_EQ(Time<id>::TimePoint(std::chrono::microseconds{10}),
162               time->get_time());
163 }
164 
165 TEST_F(TimeMethodTest, GetTimeError)
166 {
167     EXPECT_CALL(mock, sd_event_source_get_time(expected_source, testing::_))
168         .WillOnce(Return(-ENOSYS));
169     EXPECT_THROW(time->get_time(), SdEventError);
170 }
171 
172 TEST_F(TimeMethodTest, SetAccuracySuccess)
173 {
174     EXPECT_CALL(mock,
175                 sd_event_source_set_time_accuracy(expected_source, 5000000))
176         .WillOnce(Return(0));
177     time->set_accuracy(std::chrono::seconds{5});
178 }
179 
180 TEST_F(TimeMethodTest, SetAccuracyError)
181 {
182     EXPECT_CALL(mock,
183                 sd_event_source_set_time_accuracy(expected_source, 5000000))
184         .WillOnce(Return(-EINVAL));
185     EXPECT_THROW(time->set_accuracy(std::chrono::seconds{5}), SdEventError);
186 }
187 
188 TEST_F(TimeMethodTest, GetAccuracySuccess)
189 {
190     EXPECT_CALL(mock,
191                 sd_event_source_get_time_accuracy(expected_source, testing::_))
192         .WillOnce(DoAll(SetArgPointee<1>(1000), Return(0)));
193     EXPECT_EQ(std::chrono::milliseconds{1}, time->get_accuracy());
194 }
195 
196 TEST_F(TimeMethodTest, GetAccuracyError)
197 {
198     EXPECT_CALL(mock,
199                 sd_event_source_get_time_accuracy(expected_source, testing::_))
200         .WillOnce(Return(-ENOSYS));
201     EXPECT_THROW(time->get_accuracy(), SdEventError);
202 }
203 
204 } // namespace
205 } // namespace source
206 } // namespace sdeventplus
207