1 /**
2  * Copyright © 2019 IBM Corporation
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 #include "action.hpp"
17 #include "chassis.hpp"
18 #include "configuration.hpp"
19 #include "device.hpp"
20 #include "i2c_interface.hpp"
21 #include "mock_action.hpp"
22 #include "mock_journal.hpp"
23 #include "mock_services.hpp"
24 #include "mocked_i2c_interface.hpp"
25 #include "pmbus_read_sensor_action.hpp"
26 #include "presence_detection.hpp"
27 #include "rail.hpp"
28 #include "rule.hpp"
29 #include "sensor_monitoring.hpp"
30 #include "sensors.hpp"
31 #include "system.hpp"
32 
33 #include <memory>
34 #include <optional>
35 #include <utility>
36 #include <vector>
37 
38 #include <gmock/gmock.h>
39 #include <gtest/gtest.h>
40 
41 using namespace phosphor::power::regulators;
42 
43 using ::testing::A;
44 using ::testing::Return;
45 using ::testing::TypedEq;
46 
47 static const std::string chassisInvPath{
48     "/xyz/openbmc_project/inventory/system/chassis"};
49 
50 TEST(RailTests, Constructor)
51 {
52     // Test where only required parameters are specified
53     {
54         Rail rail{"vdd0"};
55         EXPECT_EQ(rail.getID(), "vdd0");
56         EXPECT_EQ(rail.getConfiguration(), nullptr);
57         EXPECT_EQ(rail.getSensorMonitoring(), nullptr);
58     }
59 
60     // Test where all parameters are specified
61     {
62         // Create Configuration
63         std::optional<double> volts{1.3};
64         std::vector<std::unique_ptr<Action>> actions{};
65         actions.push_back(std::make_unique<MockAction>());
66         actions.push_back(std::make_unique<MockAction>());
67         std::unique_ptr<Configuration> configuration =
68             std::make_unique<Configuration>(volts, std::move(actions));
69 
70         // Create SensorMonitoring
71         actions.clear();
72         actions.push_back(std::make_unique<MockAction>());
73         std::unique_ptr<SensorMonitoring> sensorMonitoring =
74             std::make_unique<SensorMonitoring>(std::move(actions));
75 
76         // Create Rail
77         Rail rail{"vddr1", std::move(configuration),
78                   std::move(sensorMonitoring)};
79         EXPECT_EQ(rail.getID(), "vddr1");
80         EXPECT_NE(rail.getConfiguration(), nullptr);
81         EXPECT_EQ(rail.getConfiguration()->getVolts().has_value(), true);
82         EXPECT_EQ(rail.getConfiguration()->getVolts().value(), 1.3);
83         EXPECT_EQ(rail.getConfiguration()->getActions().size(), 2);
84         EXPECT_NE(rail.getSensorMonitoring(), nullptr);
85         EXPECT_EQ(rail.getSensorMonitoring()->getActions().size(), 1);
86     }
87 }
88 
89 TEST(RailTests, Configure)
90 {
91     // Test where Configuration was not specified in constructor
92     {
93         // Create mock services.  No logging should occur.
94         MockServices services{};
95         MockJournal& journal = services.getMockJournal();
96         EXPECT_CALL(journal, logDebug(A<const std::string&>())).Times(0);
97         EXPECT_CALL(journal, logError(A<const std::string&>())).Times(0);
98 
99         // Create Rail
100         std::unique_ptr<Rail> rail = std::make_unique<Rail>("vdd0");
101         Rail* railPtr = rail.get();
102 
103         // Create Device that contains Rail
104         std::unique_ptr<i2c::MockedI2CInterface> i2cInterface =
105             std::make_unique<i2c::MockedI2CInterface>();
106         std::unique_ptr<PresenceDetection> presenceDetection{};
107         std::unique_ptr<Configuration> deviceConfiguration{};
108         std::vector<std::unique_ptr<Rail>> rails{};
109         rails.emplace_back(std::move(rail));
110         std::unique_ptr<Device> device = std::make_unique<Device>(
111             "reg1", true,
112             "/xyz/openbmc_project/inventory/system/chassis/motherboard/reg1",
113             std::move(i2cInterface), std::move(presenceDetection),
114             std::move(deviceConfiguration), std::move(rails));
115         Device* devicePtr = device.get();
116 
117         // Create Chassis that contains Device
118         std::vector<std::unique_ptr<Device>> devices{};
119         devices.emplace_back(std::move(device));
120         std::unique_ptr<Chassis> chassis =
121             std::make_unique<Chassis>(1, chassisInvPath, std::move(devices));
122         Chassis* chassisPtr = chassis.get();
123 
124         // Create System that contains Chassis
125         std::vector<std::unique_ptr<Rule>> rules{};
126         std::vector<std::unique_ptr<Chassis>> chassisVec{};
127         chassisVec.emplace_back(std::move(chassis));
128         System system{std::move(rules), std::move(chassisVec)};
129 
130         // Call configure().
131         railPtr->configure(services, system, *chassisPtr, *devicePtr);
132     }
133 
134     // Test where Configuration was specified in constructor
135     {
136         // Create mock services.  Expect logDebug() to be called.
137         MockServices services{};
138         MockJournal& journal = services.getMockJournal();
139         EXPECT_CALL(journal, logDebug("Configuring vddr1: volts=1.300000"))
140             .Times(1);
141         EXPECT_CALL(journal, logError(A<const std::string&>())).Times(0);
142 
143         // Create Configuration
144         std::optional<double> volts{1.3};
145         std::unique_ptr<MockAction> action = std::make_unique<MockAction>();
146         EXPECT_CALL(*action, execute).Times(1).WillOnce(Return(true));
147         std::vector<std::unique_ptr<Action>> actions{};
148         actions.emplace_back(std::move(action));
149         std::unique_ptr<Configuration> configuration =
150             std::make_unique<Configuration>(volts, std::move(actions));
151 
152         // Create Rail
153         std::unique_ptr<Rail> rail =
154             std::make_unique<Rail>("vddr1", std::move(configuration));
155         Rail* railPtr = rail.get();
156 
157         // Create Device that contains Rail
158         std::unique_ptr<i2c::MockedI2CInterface> i2cInterface =
159             std::make_unique<i2c::MockedI2CInterface>();
160         std::unique_ptr<PresenceDetection> presenceDetection{};
161         std::unique_ptr<Configuration> deviceConfiguration{};
162         std::vector<std::unique_ptr<Rail>> rails{};
163         rails.emplace_back(std::move(rail));
164         std::unique_ptr<Device> device = std::make_unique<Device>(
165             "reg1", true,
166             "/xyz/openbmc_project/inventory/system/chassis/motherboard/reg1",
167             std::move(i2cInterface), std::move(presenceDetection),
168             std::move(deviceConfiguration), std::move(rails));
169         Device* devicePtr = device.get();
170 
171         // Create Chassis that contains Device
172         std::vector<std::unique_ptr<Device>> devices{};
173         devices.emplace_back(std::move(device));
174         std::unique_ptr<Chassis> chassis =
175             std::make_unique<Chassis>(1, chassisInvPath, std::move(devices));
176         Chassis* chassisPtr = chassis.get();
177 
178         // Create System that contains Chassis
179         std::vector<std::unique_ptr<Rule>> rules{};
180         std::vector<std::unique_ptr<Chassis>> chassisVec{};
181         chassisVec.emplace_back(std::move(chassis));
182         System system{std::move(rules), std::move(chassisVec)};
183 
184         // Call configure().
185         railPtr->configure(services, system, *chassisPtr, *devicePtr);
186     }
187 }
188 
189 TEST(RailTests, GetConfiguration)
190 {
191     // Test where Configuration was not specified in constructor
192     {
193         Rail rail{"vdd0"};
194         EXPECT_EQ(rail.getConfiguration(), nullptr);
195     }
196 
197     // Test where Configuration was specified in constructor
198     {
199         // Create Configuration
200         std::optional<double> volts{3.2};
201         std::vector<std::unique_ptr<Action>> actions{};
202         actions.push_back(std::make_unique<MockAction>());
203         std::unique_ptr<Configuration> configuration =
204             std::make_unique<Configuration>(volts, std::move(actions));
205 
206         // Create Rail
207         Rail rail{"vddr1", std::move(configuration)};
208         EXPECT_NE(rail.getConfiguration(), nullptr);
209         EXPECT_EQ(rail.getConfiguration()->getVolts().has_value(), true);
210         EXPECT_EQ(rail.getConfiguration()->getVolts().value(), 3.2);
211         EXPECT_EQ(rail.getConfiguration()->getActions().size(), 1);
212     }
213 }
214 
215 TEST(RailTests, GetID)
216 {
217     Rail rail{"vio2"};
218     EXPECT_EQ(rail.getID(), "vio2");
219 }
220 
221 TEST(RailTests, MonitorSensors)
222 {
223     // Test where SensorMonitoring was not specified in constructor
224     {
225         // Create mock services.  No logging should occur.
226         MockServices services{};
227         MockJournal& journal = services.getMockJournal();
228         EXPECT_CALL(journal, logDebug(A<const std::string&>())).Times(0);
229         EXPECT_CALL(journal, logError(A<const std::string&>())).Times(0);
230 
231         // Create mock I2CInterface.  A two-byte read should NOT occur.
232         std::unique_ptr<i2c::MockedI2CInterface> i2cInterface =
233             std::make_unique<i2c::MockedI2CInterface>();
234         EXPECT_CALL(*i2cInterface, read(A<uint8_t>(), A<uint16_t&>())).Times(0);
235 
236         // Create Rail
237         std::unique_ptr<Rail> rail = std::make_unique<Rail>("vdd0");
238         Rail* railPtr = rail.get();
239 
240         // Create Device that contains Rail
241         std::unique_ptr<PresenceDetection> presenceDetection{};
242         std::unique_ptr<Configuration> deviceConfiguration{};
243         std::vector<std::unique_ptr<Rail>> rails{};
244         rails.emplace_back(std::move(rail));
245         std::unique_ptr<Device> device = std::make_unique<Device>(
246             "reg1", true,
247             "/xyz/openbmc_project/inventory/system/chassis/motherboard/reg1",
248             std::move(i2cInterface), std::move(presenceDetection),
249             std::move(deviceConfiguration), std::move(rails));
250         Device* devicePtr = device.get();
251 
252         // Create Chassis that contains Device
253         std::vector<std::unique_ptr<Device>> devices{};
254         devices.emplace_back(std::move(device));
255         std::unique_ptr<Chassis> chassis =
256             std::make_unique<Chassis>(1, chassisInvPath, std::move(devices));
257         Chassis* chassisPtr = chassis.get();
258 
259         // Create System that contains Chassis
260         std::vector<std::unique_ptr<Rule>> rules{};
261         std::vector<std::unique_ptr<Chassis>> chassisVec{};
262         chassisVec.emplace_back(std::move(chassis));
263         System system{std::move(rules), std::move(chassisVec)};
264 
265         // Call monitorSensors().
266         railPtr->monitorSensors(services, system, *chassisPtr, *devicePtr);
267     }
268 
269     // Test where SensorMonitoring was specified in constructor
270     {
271         // Create mock services.  No logging should occur.
272         MockServices services{};
273         MockJournal& journal = services.getMockJournal();
274         EXPECT_CALL(journal, logDebug(A<const std::string&>())).Times(0);
275         EXPECT_CALL(journal, logError(A<const std::string&>())).Times(0);
276 
277         // Create PMBusReadSensorAction
278         SensorType type{SensorType::iout};
279         uint8_t command = 0x8C;
280         pmbus_utils::SensorDataFormat format{
281             pmbus_utils::SensorDataFormat::linear_11};
282         std::optional<int8_t> exponent{};
283         std::unique_ptr<PMBusReadSensorAction> action =
284             std::make_unique<PMBusReadSensorAction>(type, command, format,
285                                                     exponent);
286 
287         // Create mock I2CInterface.  A two-byte read should occur.
288         std::unique_ptr<i2c::MockedI2CInterface> i2cInterface =
289             std::make_unique<i2c::MockedI2CInterface>();
290         EXPECT_CALL(*i2cInterface, isOpen).Times(1).WillOnce(Return(true));
291         EXPECT_CALL(*i2cInterface, read(TypedEq<uint8_t>(0x8C), A<uint16_t&>()))
292             .Times(1);
293 
294         // Create SensorMonitoring
295         std::vector<std::unique_ptr<Action>> actions{};
296         actions.emplace_back(std::move(action));
297         std::unique_ptr<SensorMonitoring> sensorMonitoring =
298             std::make_unique<SensorMonitoring>(std::move(actions));
299 
300         // Create Rail
301         std::unique_ptr<Configuration> configuration{};
302         std::unique_ptr<Rail> rail = std::make_unique<Rail>(
303             "vddr1", std::move(configuration), std::move(sensorMonitoring));
304         Rail* railPtr = rail.get();
305 
306         // Create Device that contains Rail
307         std::unique_ptr<PresenceDetection> presenceDetection{};
308         std::unique_ptr<Configuration> deviceConfiguration{};
309         std::vector<std::unique_ptr<Rail>> rails{};
310         rails.emplace_back(std::move(rail));
311         std::unique_ptr<Device> device = std::make_unique<Device>(
312             "reg1", true,
313             "/xyz/openbmc_project/inventory/system/chassis/motherboard/reg1",
314             std::move(i2cInterface), std::move(presenceDetection),
315             std::move(deviceConfiguration), std::move(rails));
316         Device* devicePtr = device.get();
317 
318         // Create Chassis that contains Device
319         std::vector<std::unique_ptr<Device>> devices{};
320         devices.emplace_back(std::move(device));
321         std::unique_ptr<Chassis> chassis =
322             std::make_unique<Chassis>(1, chassisInvPath, std::move(devices));
323         Chassis* chassisPtr = chassis.get();
324 
325         // Create System that contains Chassis
326         std::vector<std::unique_ptr<Rule>> rules{};
327         std::vector<std::unique_ptr<Chassis>> chassisVec{};
328         chassisVec.emplace_back(std::move(chassis));
329         System system{std::move(rules), std::move(chassisVec)};
330 
331         // Call monitorSensors().
332         railPtr->monitorSensors(services, system, *chassisPtr, *devicePtr);
333     }
334 }
335 
336 TEST(RailTests, GetSensorMonitoring)
337 {
338     // Test where SensorMonitoring was not specified in constructor
339     {
340         Rail rail{"vdd0", nullptr, nullptr};
341         EXPECT_EQ(rail.getSensorMonitoring(), nullptr);
342     }
343 
344     // Test where SensorMonitoring was specified in constructor
345     {
346         std::unique_ptr<Configuration> configuration{};
347 
348         // Create SensorMonitoring
349         std::vector<std::unique_ptr<Action>> actions{};
350         actions.push_back(std::make_unique<MockAction>());
351         actions.push_back(std::make_unique<MockAction>());
352         std::unique_ptr<SensorMonitoring> sensorMonitoring =
353             std::make_unique<SensorMonitoring>(std::move(actions));
354 
355         // Create Rail
356         Rail rail{"vddr1", std::move(configuration),
357                   std::move(sensorMonitoring)};
358         EXPECT_NE(rail.getSensorMonitoring(), nullptr);
359         EXPECT_EQ(rail.getSensorMonitoring()->getActions().size(), 2);
360     }
361 }
362