1 #include "sensors/host.hpp"
2 #include "test/helpers.hpp"
3 
4 #include <chrono>
5 #include <memory>
6 #include <sdbusplus/test/sdbus_mock.hpp>
7 #include <string>
8 #include <vector>
9 
10 #include <gmock/gmock.h>
11 #include <gtest/gtest.h>
12 
13 using ::testing::IsNull;
14 using ::testing::Return;
15 using ::testing::StrEq;
16 
17 TEST(HostSensorTest, BoringConstructorTest)
18 {
19     // WARN: The host sensor is not presently meant to be created this way,
20     // TODO: Can I move the constructor into private?
21 }
22 
23 TEST(HostSensorTest, CreateHostTempSensorTest)
24 {
25     // The normal case for this sensor is to be a temperature sensor, where
26     // the value is treated as a margin sensor.
27 
28     sdbusplus::SdBusMock sdbus_mock;
29     auto bus_mock = sdbusplus::get_mocked_new(&sdbus_mock);
30     std::string name = "fleeting0";
31     int64_t timeout = 1;
32     const char* objPath = "/asdf/asdf0";
33     bool defer = false;
34     std::string interface = "xyz.openbmc_project.Sensor.Value";
35 
36     std::vector<std::string> properties = {};
37     double d;
38 
39     // The createTemp updates all the properties, however, only Scale is set
40     // to non-default.
41     SetupDbusObject(&sdbus_mock, defer, objPath, interface, properties, &d);
42 
43     // This is called during object destruction.
44     EXPECT_CALL(sdbus_mock,
45                 sd_bus_emit_object_removed(IsNull(), StrEq(objPath)))
46         .WillOnce(Return(0));
47 
48     std::unique_ptr<Sensor> s =
49         HostSensor::createTemp(name, timeout, bus_mock, objPath, defer);
50 }
51 
52 TEST(HostSensorTest, VerifyWriteThenReadMatches)
53 {
54     // Verify that when value is updated, the information matches
55     // what we expect when read back.
56 
57     sdbusplus::SdBusMock sdbus_mock;
58     auto bus_mock = sdbusplus::get_mocked_new(&sdbus_mock);
59     std::string name = "fleeting0";
60     int64_t timeout = 1;
61     const char* objPath = "/asdf/asdf0";
62     bool defer = false;
63     std::string interface = "xyz.openbmc_project.Sensor.Value";
64 
65     std::vector<std::string> properties = {};
66     double d;
67 
68     SetupDbusObject(&sdbus_mock, defer, objPath, interface, properties, &d);
69 
70     EXPECT_CALL(sdbus_mock,
71                 sd_bus_emit_object_removed(IsNull(), StrEq(objPath)))
72         .WillOnce(Return(0));
73 
74     std::unique_ptr<Sensor> s =
75         HostSensor::createTemp(name, timeout, bus_mock, objPath, defer);
76 
77     // Value is updated from dbus calls only (normally).
78     HostSensor* hs = static_cast<HostSensor*>(s.get());
79     double new_value = 2;
80 
81     ReadReturn r = hs->read();
82     EXPECT_EQ(r.value, 0);
83 
84     EXPECT_CALL(sdbus_mock,
85                 sd_bus_emit_properties_changed_strv(
86                     IsNull(), StrEq(objPath), StrEq(interface), NotNull()))
87         .WillOnce(Invoke([=](sd_bus* bus, const char* path,
88                              const char* interface, char** names) {
89             EXPECT_STREQ("Value", names[0]);
90             return 0;
91         }));
92 
93     std::chrono::high_resolution_clock::time_point t1 =
94         std::chrono::high_resolution_clock::now();
95 
96     hs->value(new_value);
97     r = hs->read();
98     EXPECT_EQ(r.value, new_value);
99 
100     auto duration =
101         std::chrono::duration_cast<std::chrono::seconds>(t1 - r.updated)
102             .count();
103 
104     // Verify it was updated within the last second.
105     EXPECT_TRUE(duration < 1);
106 }
107