1 #include <systemd/sd-event.h>
2 #include <time.h>
3
4 #include <sdeventplus/clock.hpp>
5 #include <sdeventplus/exception.hpp>
6 #include <sdeventplus/source/time.hpp>
7 #include <sdeventplus/test/sdevent.hpp>
8
9 #include <cerrno>
10 #include <chrono>
11 #include <functional>
12 #include <memory>
13 #include <utility>
14
15 #include <gmock/gmock.h>
16 #include <gtest/gtest.h>
17
18 namespace sdeventplus
19 {
20 namespace source
21 {
22 namespace
23 {
24
25 using testing::DoAll;
26 using testing::Return;
27 using testing::ReturnPointee;
28 using testing::SaveArg;
29 using testing::SetArgPointee;
30
31 using UniqueEvent = std::unique_ptr<Event, std::function<void(Event*)>>;
32
33 class TimeTest : public testing::Test
34 {
35 protected:
36 testing::StrictMock<test::SdEventMock> mock;
37 sd_event_source* const expected_source =
38 reinterpret_cast<sd_event_source*>(1234);
39 sd_event* const expected_event = reinterpret_cast<sd_event*>(2345);
40 UniqueEvent event = make_event(expected_event);
41
make_event(sd_event * event)42 UniqueEvent make_event(sd_event* event)
43 {
44 auto deleter = [this, event](Event* e) {
45 EXPECT_CALL(this->mock, sd_event_unref(event))
46 .WillOnce(Return(nullptr));
47 delete e;
48 };
49 return UniqueEvent(new Event(event, std::false_type(), &mock), deleter);
50 }
51
expect_time_destroy(sd_event * event,sd_event_source * source)52 void expect_time_destroy(sd_event* event, sd_event_source* source)
53 {
54 EXPECT_CALL(mock, sd_event_source_unref(source))
55 .WillOnce(Return(nullptr));
56 EXPECT_CALL(mock, sd_event_unref(event)).WillOnce(Return(nullptr));
57 }
58 };
59
TEST_F(TimeTest,ConstructSuccess)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 =
67 [&saved_time](Time<id>&, 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 sd_event_destroy_t destroy;
80 void* userdata;
81 {
82 testing::InSequence seq;
83 EXPECT_CALL(mock, sd_event_source_set_destroy_callback(expected_source,
84 testing::_))
85 .WillOnce(DoAll(SaveArg<1>(&destroy), Return(0)));
86 EXPECT_CALL(mock,
87 sd_event_source_set_userdata(expected_source, testing::_))
88 .WillOnce(DoAll(SaveArg<1>(&userdata), Return(nullptr)));
89 EXPECT_CALL(mock, sd_event_source_get_userdata(expected_source))
90 .WillRepeatedly(ReturnPointee(&userdata));
91 }
92 Time<id> time(*event, expected_time, expected_accuracy,
93 std::move(callback));
94 EXPECT_FALSE(callback);
95 EXPECT_NE(&time, userdata);
96 EXPECT_EQ(expected_event, time.get_event().get());
97 EXPECT_EQ(expected_source, time.get());
98
99 EXPECT_EQ(0, handler(nullptr, 2000100, userdata));
100 EXPECT_EQ(Time<id>::TimePoint(std::chrono::microseconds(2000100)),
101 saved_time);
102
103 time.set_callback(std::bind([]() {}));
104 EXPECT_EQ(0, handler(nullptr, 0, userdata));
105 EXPECT_EQ(Time<id>::TimePoint(std::chrono::microseconds(2000100)),
106 saved_time);
107
108 expect_time_destroy(expected_event, expected_source);
109 destroy(userdata);
110 }
111
TEST_F(TimeTest,ConstructError)112 TEST_F(TimeTest, ConstructError)
113 {
114 constexpr ClockId id = ClockId::Monotonic;
115 const Time<id>::TimePoint expected_time(std::chrono::seconds{2});
116 const Time<id>::Accuracy expected_accuracy(std::chrono::milliseconds{50});
117 Time<id>::Callback callback = [](Time<id>&, Time<id>::TimePoint) {};
118
119 EXPECT_CALL(mock,
120 sd_event_add_time(expected_event, testing::_, CLOCK_MONOTONIC,
121 2000000, 50000, testing::_, nullptr))
122 .WillOnce(Return(-ENOSYS));
123 EXPECT_THROW(Time<id>(*event, expected_time, expected_accuracy,
124 std::move(callback)),
125 SdEventError);
126 EXPECT_TRUE(callback);
127 }
128
129 class TimeMethodTest : public TimeTest
130 {
131 protected:
132 static constexpr ClockId id = ClockId::BootTime;
133 std::unique_ptr<Time<id>> time;
134 sd_event_destroy_t destroy;
135 void* userdata;
136
SetUp()137 void SetUp()
138 {
139 EXPECT_CALL(mock, sd_event_ref(expected_event))
140 .WillOnce(Return(expected_event));
141 EXPECT_CALL(mock, sd_event_add_time(expected_event, testing::_,
142 CLOCK_BOOTTIME, 2000000, 50000,
143 testing::_, nullptr))
144 .WillOnce(DoAll(SetArgPointee<1>(expected_source), Return(0)));
145 {
146 testing::InSequence seq;
147 EXPECT_CALL(mock, sd_event_source_set_destroy_callback(
148 expected_source, testing::_))
149 .WillOnce(DoAll(SaveArg<1>(&destroy), Return(0)));
150 EXPECT_CALL(
151 mock, sd_event_source_set_userdata(expected_source, testing::_))
152 .WillOnce(DoAll(SaveArg<1>(&userdata), Return(nullptr)));
153 EXPECT_CALL(mock, sd_event_source_get_userdata(expected_source))
154 .WillRepeatedly(ReturnPointee(&userdata));
155 }
156 time = std::make_unique<Time<id>>(
157 *event, Time<id>::TimePoint(std::chrono::seconds{2}),
158 std::chrono::milliseconds{50},
159 [](Time<id>&, Time<id>::TimePoint) {});
160 }
161
TearDown()162 void TearDown()
163 {
164 expect_time_destroy(expected_event, expected_source);
165 time.reset();
166 destroy(userdata);
167 }
168 };
169
TEST_F(TimeMethodTest,Copy)170 TEST_F(TimeMethodTest, Copy)
171 {
172 EXPECT_CALL(mock, sd_event_ref(expected_event))
173 .WillOnce(Return(expected_event));
174 EXPECT_CALL(mock, sd_event_source_ref(expected_source))
175 .WillOnce(Return(expected_source));
176 auto time2 = std::make_unique<Time<id>>(*time);
177 {
178 EXPECT_CALL(mock, sd_event_ref(expected_event))
179 .WillOnce(Return(expected_event));
180 EXPECT_CALL(mock, sd_event_source_ref(expected_source))
181 .WillOnce(Return(expected_source));
182 Time<id> time3(*time);
183
184 expect_time_destroy(expected_event, expected_source);
185 EXPECT_CALL(mock, sd_event_ref(expected_event))
186 .WillOnce(Return(expected_event));
187 EXPECT_CALL(mock, sd_event_source_ref(expected_source))
188 .WillOnce(Return(expected_source));
189 *time2 = time3;
190
191 expect_time_destroy(expected_event, expected_source);
192 }
193
194 // Delete the original time
195 time2.swap(time);
196 expect_time_destroy(expected_event, expected_source);
197 time2.reset();
198
199 // Make sure our new copy can still access data
200 time->set_callback(nullptr);
201 }
202
TEST_F(TimeMethodTest,SetTimeSuccess)203 TEST_F(TimeMethodTest, SetTimeSuccess)
204 {
205 EXPECT_CALL(mock, sd_event_source_set_time(expected_source, 1000000))
206 .WillOnce(Return(0));
207 time->set_time(Time<id>::TimePoint(std::chrono::seconds{1}));
208 }
209
TEST_F(TimeMethodTest,SetTimeError)210 TEST_F(TimeMethodTest, SetTimeError)
211 {
212 EXPECT_CALL(mock, sd_event_source_set_time(expected_source, 1000000))
213 .WillOnce(Return(-EINVAL));
214 EXPECT_THROW(time->set_time(Time<id>::TimePoint(std::chrono::seconds{1})),
215 SdEventError);
216 }
217
TEST_F(TimeMethodTest,GetTimeSuccess)218 TEST_F(TimeMethodTest, GetTimeSuccess)
219 {
220 EXPECT_CALL(mock, sd_event_source_get_time(expected_source, testing::_))
221 .WillOnce(DoAll(SetArgPointee<1>(10), Return(0)));
222 EXPECT_EQ(Time<id>::TimePoint(std::chrono::microseconds{10}),
223 time->get_time());
224 }
225
TEST_F(TimeMethodTest,GetTimeError)226 TEST_F(TimeMethodTest, GetTimeError)
227 {
228 EXPECT_CALL(mock, sd_event_source_get_time(expected_source, testing::_))
229 .WillOnce(Return(-ENOSYS));
230 EXPECT_THROW(time->get_time(), SdEventError);
231 }
232
TEST_F(TimeMethodTest,SetAccuracySuccess)233 TEST_F(TimeMethodTest, SetAccuracySuccess)
234 {
235 EXPECT_CALL(mock,
236 sd_event_source_set_time_accuracy(expected_source, 5000000))
237 .WillOnce(Return(0));
238 time->set_accuracy(std::chrono::seconds{5});
239 }
240
TEST_F(TimeMethodTest,SetAccuracyError)241 TEST_F(TimeMethodTest, SetAccuracyError)
242 {
243 EXPECT_CALL(mock,
244 sd_event_source_set_time_accuracy(expected_source, 5000000))
245 .WillOnce(Return(-EINVAL));
246 EXPECT_THROW(time->set_accuracy(std::chrono::seconds{5}), SdEventError);
247 }
248
TEST_F(TimeMethodTest,GetAccuracySuccess)249 TEST_F(TimeMethodTest, GetAccuracySuccess)
250 {
251 EXPECT_CALL(mock,
252 sd_event_source_get_time_accuracy(expected_source, testing::_))
253 .WillOnce(DoAll(SetArgPointee<1>(1000), Return(0)));
254 EXPECT_EQ(std::chrono::milliseconds{1}, time->get_accuracy());
255 }
256
TEST_F(TimeMethodTest,GetAccuracyError)257 TEST_F(TimeMethodTest, GetAccuracyError)
258 {
259 EXPECT_CALL(mock,
260 sd_event_source_get_time_accuracy(expected_source, testing::_))
261 .WillOnce(Return(-ENOSYS));
262 EXPECT_THROW(time->get_accuracy(), SdEventError);
263 }
264
265 } // namespace
266 } // namespace source
267 } // namespace sdeventplus
268