Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 1 | /** |
| 2 | * Copyright © 2020 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" |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 17 | #include "chassis.hpp" |
| 18 | #include "compare_presence_action.hpp" |
| 19 | #include "device.hpp" |
| 20 | #include "i2c_interface.hpp" |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 21 | #include "mock_action.hpp" |
Shawn McCarney | 81a2f90 | 2021-03-23 21:41:34 -0500 | [diff] [blame] | 22 | #include "mock_error_logging.hpp" |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 23 | #include "mock_journal.hpp" |
| 24 | #include "mock_presence_service.hpp" |
| 25 | #include "mock_services.hpp" |
| 26 | #include "mocked_i2c_interface.hpp" |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 27 | #include "presence_detection.hpp" |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 28 | #include "rule.hpp" |
| 29 | #include "system.hpp" |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 30 | |
Shawn McCarney | 81a2f90 | 2021-03-23 21:41:34 -0500 | [diff] [blame] | 31 | #include <sdbusplus/exception.hpp> |
| 32 | |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 33 | #include <memory> |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 34 | #include <stdexcept> |
| 35 | #include <string> |
| 36 | #include <tuple> |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 37 | #include <utility> |
| 38 | #include <vector> |
| 39 | |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 40 | #include <gmock/gmock.h> |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 41 | #include <gtest/gtest.h> |
| 42 | |
| 43 | using namespace phosphor::power::regulators; |
| 44 | |
Shawn McCarney | 81a2f90 | 2021-03-23 21:41:34 -0500 | [diff] [blame] | 45 | using ::testing::Ref; |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 46 | using ::testing::Return; |
| 47 | using ::testing::Throw; |
| 48 | |
| 49 | /** |
Shawn McCarney | 81a2f90 | 2021-03-23 21:41:34 -0500 | [diff] [blame] | 50 | * Concrete subclass of sdbusplus::exception_t abstract base class. |
| 51 | */ |
| 52 | class TestSDBusError : public sdbusplus::exception_t |
| 53 | { |
| 54 | public: |
| 55 | TestSDBusError(const std::string& error) : error{error} |
| 56 | { |
| 57 | } |
| 58 | |
| 59 | const char* what() const noexcept override |
| 60 | { |
| 61 | return error.c_str(); |
| 62 | } |
| 63 | |
| 64 | const char* name() const noexcept override |
| 65 | { |
| 66 | return ""; |
| 67 | } |
| 68 | |
| 69 | const char* description() const noexcept override |
| 70 | { |
| 71 | return ""; |
| 72 | } |
| 73 | |
| 74 | private: |
| 75 | const std::string error{}; |
| 76 | }; |
| 77 | |
| 78 | /** |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 79 | * Creates the parent objects that normally contain a PresenceDetection object. |
| 80 | * |
| 81 | * A PresenceDetection object is normally contained within a hierarchy of |
| 82 | * System, Chassis, and Device objects. These objects are required in order to |
| 83 | * call the execute() method. |
| 84 | * |
| 85 | * Creates the System, Chassis, and Device objects. The PresenceDetection |
| 86 | * object is moved into the Device object. |
| 87 | * |
| 88 | * @param detection PresenceDetection object to move into object hierarchy |
| 89 | * @return Pointers to the System, Chassis, and Device objects. The Chassis and |
| 90 | * Device objects are contained within the System object and will be |
| 91 | * automatically destructed. |
| 92 | */ |
| 93 | std::tuple<std::unique_ptr<System>, Chassis*, Device*> |
| 94 | createParentObjects(std::unique_ptr<PresenceDetection> detection) |
| 95 | { |
| 96 | // Create mock I2CInterface |
| 97 | std::unique_ptr<i2c::MockedI2CInterface> i2cInterface = |
| 98 | std::make_unique<i2c::MockedI2CInterface>(); |
| 99 | |
| 100 | // Create Device that contains PresenceDetection |
| 101 | std::unique_ptr<Device> device = std::make_unique<Device>( |
| 102 | "vdd_reg", true, |
| 103 | "/xyz/openbmc_project/inventory/system/chassis/motherboard/reg2", |
| 104 | std::move(i2cInterface), std::move(detection)); |
| 105 | Device* devicePtr = device.get(); |
| 106 | |
| 107 | // Create Chassis that contains Device |
| 108 | std::vector<std::unique_ptr<Device>> devices{}; |
| 109 | devices.emplace_back(std::move(device)); |
| 110 | std::unique_ptr<Chassis> chassis = |
| 111 | std::make_unique<Chassis>(1, std::move(devices)); |
| 112 | Chassis* chassisPtr = chassis.get(); |
| 113 | |
| 114 | // Create System that contains Chassis |
| 115 | std::vector<std::unique_ptr<Rule>> rules{}; |
| 116 | std::vector<std::unique_ptr<Chassis>> chassisVec{}; |
| 117 | chassisVec.emplace_back(std::move(chassis)); |
| 118 | std::unique_ptr<System> system = |
| 119 | std::make_unique<System>(std::move(rules), std::move(chassisVec)); |
| 120 | |
| 121 | return std::make_tuple(std::move(system), chassisPtr, devicePtr); |
| 122 | } |
| 123 | |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 124 | TEST(PresenceDetectionTests, Constructor) |
| 125 | { |
| 126 | std::vector<std::unique_ptr<Action>> actions{}; |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 127 | actions.emplace_back(std::make_unique<MockAction>()); |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 128 | |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 129 | PresenceDetection detection{std::move(actions)}; |
| 130 | EXPECT_EQ(detection.getActions().size(), 1); |
| 131 | EXPECT_FALSE(detection.getCachedPresence().has_value()); |
| 132 | } |
| 133 | |
| 134 | TEST(PresenceDetectionTests, ClearCache) |
| 135 | { |
| 136 | // Create MockAction that will return true once |
| 137 | std::unique_ptr<MockAction> action = std::make_unique<MockAction>(); |
| 138 | EXPECT_CALL(*action, execute).Times(1).WillOnce(Return(true)); |
| 139 | |
| 140 | // Create PresenceDetection |
| 141 | std::vector<std::unique_ptr<Action>> actions{}; |
| 142 | actions.emplace_back(std::move(action)); |
| 143 | PresenceDetection* detection = new PresenceDetection(std::move(actions)); |
| 144 | |
| 145 | // Create parent System, Chassis, and Device objects |
| 146 | auto [system, chassis, device] = |
| 147 | createParentObjects(std::unique_ptr<PresenceDetection>{detection}); |
| 148 | |
| 149 | // Verify that initially no presence value is cached |
| 150 | EXPECT_FALSE(detection->getCachedPresence().has_value()); |
| 151 | |
| 152 | // Call execute() which should obtain and cache presence value |
| 153 | MockServices services{}; |
| 154 | EXPECT_TRUE(detection->execute(services, *system, *chassis, *device)); |
| 155 | |
| 156 | // Verify true presence value was cached |
| 157 | EXPECT_TRUE(detection->getCachedPresence().has_value()); |
| 158 | EXPECT_TRUE(detection->getCachedPresence().value()); |
| 159 | |
| 160 | // Clear cached presence value |
| 161 | detection->clearCache(); |
| 162 | |
| 163 | // Verify that no presence value is cached |
| 164 | EXPECT_FALSE(detection->getCachedPresence().has_value()); |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 165 | } |
| 166 | |
| 167 | TEST(PresenceDetectionTests, Execute) |
| 168 | { |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 169 | // Create ComparePresenceAction |
| 170 | std::unique_ptr<ComparePresenceAction> action = |
| 171 | std::make_unique<ComparePresenceAction>( |
| 172 | "/xyz/openbmc_project/inventory/system/chassis/motherboard/cpu2", |
| 173 | true); |
| 174 | |
| 175 | // Create PresenceDetection |
| 176 | std::vector<std::unique_ptr<Action>> actions{}; |
| 177 | actions.emplace_back(std::move(action)); |
| 178 | PresenceDetection* detection = new PresenceDetection(std::move(actions)); |
| 179 | |
| 180 | // Create parent System, Chassis, and Device objects |
| 181 | auto [system, chassis, device] = |
| 182 | createParentObjects(std::unique_ptr<PresenceDetection>{detection}); |
| 183 | |
| 184 | // Test where works: Present: Value is not cached |
| 185 | { |
| 186 | EXPECT_FALSE(detection->getCachedPresence().has_value()); |
| 187 | |
| 188 | // Create MockServices. MockPresenceService::isPresent() should return |
| 189 | // true. |
| 190 | MockServices services{}; |
| 191 | MockPresenceService& presenceService = |
| 192 | services.getMockPresenceService(); |
| 193 | EXPECT_CALL(presenceService, |
| 194 | isPresent("/xyz/openbmc_project/inventory/system/chassis/" |
| 195 | "motherboard/cpu2")) |
| 196 | .Times(1) |
| 197 | .WillOnce(Return(true)); |
| 198 | |
| 199 | // Execute PresenceDetection |
| 200 | EXPECT_TRUE(detection->execute(services, *system, *chassis, *device)); |
| 201 | |
| 202 | EXPECT_TRUE(detection->getCachedPresence().has_value()); |
| 203 | EXPECT_TRUE(detection->getCachedPresence().value()); |
| 204 | } |
| 205 | |
| 206 | // Test where works: Present: Value is cached |
| 207 | { |
| 208 | EXPECT_TRUE(detection->getCachedPresence().has_value()); |
| 209 | |
| 210 | // Create MockServices. MockPresenceService::isPresent() should not be |
| 211 | // called. |
| 212 | MockServices services{}; |
| 213 | MockPresenceService& presenceService = |
| 214 | services.getMockPresenceService(); |
| 215 | EXPECT_CALL(presenceService, isPresent).Times(0); |
| 216 | |
| 217 | // Execute PresenceDetection |
| 218 | EXPECT_TRUE(detection->execute(services, *system, *chassis, *device)); |
| 219 | } |
| 220 | |
| 221 | // Test where works: Not present: Value is not cached |
| 222 | { |
| 223 | // Clear cached presence value |
| 224 | detection->clearCache(); |
| 225 | EXPECT_FALSE(detection->getCachedPresence().has_value()); |
| 226 | |
| 227 | // Create MockServices. MockPresenceService::isPresent() should return |
| 228 | // false. |
| 229 | MockServices services{}; |
| 230 | MockPresenceService& presenceService = |
| 231 | services.getMockPresenceService(); |
| 232 | EXPECT_CALL(presenceService, |
| 233 | isPresent("/xyz/openbmc_project/inventory/system/chassis/" |
| 234 | "motherboard/cpu2")) |
| 235 | .Times(1) |
| 236 | .WillOnce(Return(false)); |
| 237 | |
| 238 | // Execute PresenceDetection |
| 239 | EXPECT_FALSE(detection->execute(services, *system, *chassis, *device)); |
| 240 | |
| 241 | EXPECT_TRUE(detection->getCachedPresence().has_value()); |
| 242 | EXPECT_FALSE(detection->getCachedPresence().value()); |
| 243 | } |
| 244 | |
| 245 | // Test where works: Not present: Value is cached |
| 246 | { |
| 247 | EXPECT_TRUE(detection->getCachedPresence().has_value()); |
| 248 | |
| 249 | // Create MockServices. MockPresenceService::isPresent() should not be |
| 250 | // called. |
| 251 | MockServices services{}; |
| 252 | MockPresenceService& presenceService = |
| 253 | services.getMockPresenceService(); |
| 254 | EXPECT_CALL(presenceService, isPresent).Times(0); |
| 255 | |
| 256 | // Execute PresenceDetection |
| 257 | EXPECT_FALSE(detection->execute(services, *system, *chassis, *device)); |
| 258 | } |
| 259 | |
| 260 | // Test where fails |
| 261 | { |
| 262 | // Clear cached presence value |
| 263 | detection->clearCache(); |
| 264 | EXPECT_FALSE(detection->getCachedPresence().has_value()); |
| 265 | |
| 266 | // Create MockServices. MockPresenceService::isPresent() should throw |
| 267 | // an exception. |
| 268 | MockServices services{}; |
| 269 | MockPresenceService& presenceService = |
| 270 | services.getMockPresenceService(); |
| 271 | EXPECT_CALL(presenceService, |
| 272 | isPresent("/xyz/openbmc_project/inventory/system/chassis/" |
| 273 | "motherboard/cpu2")) |
| 274 | .Times(1) |
Shawn McCarney | 81a2f90 | 2021-03-23 21:41:34 -0500 | [diff] [blame] | 275 | .WillOnce(Throw(TestSDBusError{"DBusError: Invalid object path."})); |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 276 | |
| 277 | // Define expected journal messages that should be passed to MockJournal |
| 278 | MockJournal& journal = services.getMockJournal(); |
| 279 | std::vector<std::string> exceptionMessages{ |
| 280 | "DBusError: Invalid object path.", |
| 281 | "ActionError: compare_presence: { fru: " |
| 282 | "/xyz/openbmc_project/inventory/system/chassis/motherboard/cpu2, " |
| 283 | "value: true }"}; |
| 284 | EXPECT_CALL(journal, logError(exceptionMessages)).Times(1); |
| 285 | EXPECT_CALL(journal, |
| 286 | logError("Unable to determine presence of vdd_reg")) |
| 287 | .Times(1); |
| 288 | |
Shawn McCarney | 81a2f90 | 2021-03-23 21:41:34 -0500 | [diff] [blame] | 289 | // Expect logDBusError() to be called |
| 290 | MockErrorLogging& errorLogging = services.getMockErrorLogging(); |
| 291 | EXPECT_CALL(errorLogging, |
| 292 | logDBusError(Entry::Level::Warning, Ref(journal))) |
| 293 | .Times(1); |
| 294 | |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 295 | // Execute PresenceDetection. Should return true when an error occurs. |
| 296 | EXPECT_TRUE(detection->execute(services, *system, *chassis, *device)); |
| 297 | |
| 298 | EXPECT_TRUE(detection->getCachedPresence().has_value()); |
| 299 | EXPECT_TRUE(detection->getCachedPresence().value()); |
| 300 | } |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 301 | } |
| 302 | |
| 303 | TEST(PresenceDetectionTests, GetActions) |
| 304 | { |
| 305 | std::vector<std::unique_ptr<Action>> actions{}; |
| 306 | |
| 307 | MockAction* action1 = new MockAction{}; |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 308 | actions.emplace_back(std::unique_ptr<MockAction>{action1}); |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 309 | |
| 310 | MockAction* action2 = new MockAction{}; |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 311 | actions.emplace_back(std::unique_ptr<MockAction>{action2}); |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 312 | |
Bob King | 462e592 | 2020-11-19 17:48:30 +0800 | [diff] [blame] | 313 | PresenceDetection detection{std::move(actions)}; |
| 314 | EXPECT_EQ(detection.getActions().size(), 2); |
| 315 | EXPECT_EQ(detection.getActions()[0].get(), action1); |
| 316 | EXPECT_EQ(detection.getActions()[1].get(), action2); |
| 317 | } |
| 318 | |
| 319 | TEST(PresenceDetectionTests, GetCachedPresence) |
| 320 | { |
| 321 | // Create MockAction that will return false once |
| 322 | std::unique_ptr<MockAction> action = std::make_unique<MockAction>(); |
| 323 | EXPECT_CALL(*action, execute).Times(1).WillOnce(Return(false)); |
| 324 | |
| 325 | // Create PresenceDetection |
| 326 | std::vector<std::unique_ptr<Action>> actions{}; |
| 327 | actions.emplace_back(std::move(action)); |
| 328 | PresenceDetection* detection = new PresenceDetection(std::move(actions)); |
| 329 | |
| 330 | // Create parent System, Chassis, and Device objects |
| 331 | auto [system, chassis, device] = |
| 332 | createParentObjects(std::unique_ptr<PresenceDetection>{detection}); |
| 333 | |
| 334 | // Verify that initially no presence value is cached |
| 335 | EXPECT_FALSE(detection->getCachedPresence().has_value()); |
| 336 | |
| 337 | // Call execute() which should obtain and cache presence value |
| 338 | MockServices services{}; |
| 339 | EXPECT_FALSE(detection->execute(services, *system, *chassis, *device)); |
| 340 | |
| 341 | // Verify false presence value was cached |
| 342 | EXPECT_TRUE(detection->getCachedPresence().has_value()); |
| 343 | EXPECT_FALSE(detection->getCachedPresence().value()); |
| 344 | |
| 345 | // Clear cached presence value |
| 346 | detection->clearCache(); |
| 347 | |
| 348 | // Verify that no presence value is cached |
| 349 | EXPECT_FALSE(detection->getCachedPresence().has_value()); |
Shawn McCarney | bfe2c25 | 2020-03-10 14:05:19 -0500 | [diff] [blame] | 350 | } |