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/**
* Copyright © 2021 IBM Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "action.hpp"
#include "chassis.hpp"
#include "device.hpp"
#include "i2c_capture_bytes_action.hpp"
#include "i2c_compare_bit_action.hpp"
#include "i2c_interface.hpp"
#include "if_action.hpp"
#include "log_phase_fault_action.hpp"
#include "mock_action.hpp"
#include "mock_error_logging.hpp"
#include "mock_journal.hpp"
#include "mock_services.hpp"
#include "mocked_i2c_interface.hpp"
#include "phase_fault.hpp"
#include "phase_fault_detection.hpp"
#include "rule.hpp"
#include "system.hpp"
#include <cstdint>
#include <map>
#include <memory>
#include <stdexcept>
#include <string>
#include <utility>
#include <vector>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
using namespace phosphor::power::regulators;
using ::testing::_;
using ::testing::A;
using ::testing::NotNull;
using ::testing::Ref;
using ::testing::Return;
using ::testing::SetArrayArgument;
using ::testing::Throw;
using ::testing::TypedEq;
class PhaseFaultDetectionTests : public ::testing::Test
{
public:
/**
* Constructor.
*
* Creates the following objects needed for calling the
* PhaseFaultDetection::execute() method:
* - Regulator Device
* - I/O expander Device
* - Chassis that contains the Devices
* - System that contains the Chassis
*
* Saves pointers to these objects in data members so they can be easily
* accessed in tests. Also saves pointers to the MockI2CInterface objects
* so they can be used in mock expectations.
*/
PhaseFaultDetectionTests() : ::testing::Test{}
{
// Create mock I2CInterface for regulator Device and save pointer
auto regI2CInterface = std::make_unique<i2c::MockedI2CInterface>();
this->regI2CInterface = regI2CInterface.get();
// Create regulator Device and save pointer
auto regulator = std::make_unique<Device>(
"vdd1", true,
"/xyz/openbmc_project/inventory/system/chassis/motherboard/vdd1",
std::move(regI2CInterface));
this->regulator = regulator.get();
// Create mock I2CInterface for I/O expander Device and save pointer
auto ioExpI2CInterface = std::make_unique<i2c::MockedI2CInterface>();
this->ioExpI2CInterface = ioExpI2CInterface.get();
// Create I/O expander Device and save pointer
auto ioExpander = std::make_unique<Device>(
"ioexp1", false,
"/xyz/openbmc_project/inventory/system/chassis/motherboard/ioexp1",
std::move(ioExpI2CInterface));
this->ioExpander = ioExpander.get();
// Create Chassis that contains Devices and save pointer
std::vector<std::unique_ptr<Device>> devices{};
devices.emplace_back(std::move(regulator));
devices.emplace_back(std::move(ioExpander));
auto chassis = std::make_unique<Chassis>(
1, "/xyz/openbmc_project/inventory/system/chassis",
std::move(devices));
this->chassis = chassis.get();
// Create System that contains Chassis and save pointer
std::vector<std::unique_ptr<Rule>> rules{};
std::vector<std::unique_ptr<Chassis>> chassisVec{};
chassisVec.emplace_back(std::move(chassis));
this->system = std::make_unique<System>(std::move(rules),
std::move(chassisVec));
}
protected:
/**
* Note: The following pointers do NOT need to be explicitly deleted. They
* point to objects that are owned by the System object. All the objects
* will be automatically deleted.
*/
i2c::MockedI2CInterface* regI2CInterface{nullptr};
Device* regulator{nullptr};
i2c::MockedI2CInterface* ioExpI2CInterface{nullptr};
Device* ioExpander{nullptr};
Chassis* chassis{nullptr};
/**
* System object. Owns all the other objects and will automatically delete
* them.
*/
std::unique_ptr<System> system{};
};
TEST_F(PhaseFaultDetectionTests, Constructor)
{
// Test where device ID not specified
{
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::make_unique<MockAction>());
PhaseFaultDetection detection{std::move(actions)};
EXPECT_EQ(detection.getActions().size(), 1);
EXPECT_EQ(detection.getDeviceID(), "");
}
// Test where device ID not specified
{
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::make_unique<MockAction>());
actions.push_back(std::make_unique<MockAction>());
PhaseFaultDetection detection{std::move(actions), "ioexp1"};
EXPECT_EQ(detection.getActions().size(), 2);
EXPECT_EQ(detection.getDeviceID(), "ioexp1");
}
}
TEST_F(PhaseFaultDetectionTests, ClearErrorHistory)
{
std::vector<std::unique_ptr<Action>> actions{};
// Create MockAction that will switch every 5 times between working and
// throwing an exception. Expect it to be executed 20 times.
std::logic_error error{"Logic error"};
auto action = std::make_unique<MockAction>();
EXPECT_CALL(*action, execute)
.Times(20)
.WillOnce(Return(true))
.WillOnce(Return(true))
.WillOnce(Return(true))
.WillOnce(Return(true))
.WillOnce(Return(true))
.WillOnce(Throw(error))
.WillOnce(Throw(error))
.WillOnce(Throw(error))
.WillOnce(Throw(error))
.WillOnce(Throw(error))
.WillOnce(Return(true))
.WillOnce(Return(true))
.WillOnce(Return(true))
.WillOnce(Return(true))
.WillOnce(Return(true))
.WillOnce(Throw(error))
.WillOnce(Throw(error))
.WillOnce(Throw(error))
.WillOnce(Throw(error))
.WillOnce(Throw(error));
actions.push_back(std::move(action));
// Create a LogPhaseFaultAction that will log N faults
actions.push_back(std::make_unique<LogPhaseFaultAction>(PhaseFaultType::n));
// Create a LogPhaseFaultAction that will log N+1 faults
actions.push_back(
std::make_unique<LogPhaseFaultAction>(PhaseFaultType::n_plus_1));
// Create PhaseFaultDetection
PhaseFaultDetection detection{std::move(actions)};
// Create lambda that sets Journal and ErrorLogging expectations when
// performing phase fault detection 10 times. The lambda allows us to
// set the same expectations twice without duplicate code.
auto setExpectations = [](MockServices& services) {
// Set Journal service expectations:
// - 3 error messages for the MockAction exceptions
// - 3 error messages for inability to detect phase faults
// - 2 error messages for the N phase fault
// - 2 error messages for the N+1 phase fault
MockJournal& journal = services.getMockJournal();
EXPECT_CALL(journal, logError(std::vector<std::string>{"Logic error"}))
.Times(3);
EXPECT_CALL(journal,
logError("Unable to detect phase faults in regulator vdd1"))
.Times(3);
EXPECT_CALL(
journal,
logError("n phase fault detected in regulator vdd1: count=1"))
.Times(1);
EXPECT_CALL(
journal,
logError("n phase fault detected in regulator vdd1: count=2"))
.Times(1);
EXPECT_CALL(
journal,
logError("n+1 phase fault detected in regulator vdd1: count=1"))
.Times(1);
EXPECT_CALL(
journal,
logError("n+1 phase fault detected in regulator vdd1: count=2"))
.Times(1);
// Set ErrorLogging service expectations:
// - Internal error should be logged once for the MockAction exceptions
// - N phase fault error should be logged once
// - N+1 phase fault error should be logged once
MockErrorLogging& errorLogging = services.getMockErrorLogging();
EXPECT_CALL(errorLogging, logInternalError).Times(1);
EXPECT_CALL(errorLogging, logPhaseFault(_, _, PhaseFaultType::n, _, _))
.Times(1);
EXPECT_CALL(errorLogging,
logPhaseFault(_, _, PhaseFaultType::n_plus_1, _, _))
.Times(1);
};
// Perform phase fault detection 10 times to set error history data members
{
// Create mock services. Set expectations via lambda.
MockServices services{};
setExpectations(services);
// Execute PhaseFaultDetection 10 times
for (int i = 1; i <= 10; ++i)
{
detection.execute(services, *system, *chassis, *regulator);
}
}
// Clear error history
detection.clearErrorHistory();
// Perform phase fault detection 10 more times. Verify errors logged again.
{
// Create mock services. Set expectations via lambda.
MockServices services{};
setExpectations(services);
// Execute PhaseFaultDetection 10 times
for (int i = 1; i <= 10; ++i)
{
detection.execute(services, *system, *chassis, *regulator);
}
}
}
TEST_F(PhaseFaultDetectionTests, Execute)
{
// Test where Device ID was specified
{
// Create I2CCompareBitAction that will use an I2CInterface
auto action = std::make_unique<I2CCompareBitAction>(0x1C, 2, 0);
// Create PhaseFaultDetection. Specify device ID of I/O expander.
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::move(action));
PhaseFaultDetection detection{std::move(actions), "ioexp1"};
// Set expectations for regulator I2C interface. Should not be used.
EXPECT_CALL(*regI2CInterface, isOpen).Times(0);
EXPECT_CALL(*regI2CInterface, read(0x1C, A<uint8_t&>())).Times(0);
// Set expectations for I/O expander I2C interface. Should be used.
EXPECT_CALL(*ioExpI2CInterface, isOpen).Times(1).WillOnce(Return(true));
EXPECT_CALL(*ioExpI2CInterface, read(0x1C, A<uint8_t&>())).Times(1);
// Create mock services. Expect no errors to be logged.
MockServices services{};
MockJournal& journal = services.getMockJournal();
EXPECT_CALL(journal, logError(A<const std::string&>())).Times(0);
MockErrorLogging& errorLogging = services.getMockErrorLogging();
EXPECT_CALL(errorLogging, logPhaseFault).Times(0);
// Execute PhaseFaultDetection
detection.execute(services, *system, *chassis, *regulator);
}
// Test where Device ID was not specified
{
// Create I2CCompareBitAction that will use an I2CInterface
auto action = std::make_unique<I2CCompareBitAction>(0x1C, 2, 0);
// Create PhaseFaultDetection. Specify no device ID, which means the
// regulator should be used.
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::move(action));
PhaseFaultDetection detection{std::move(actions)};
// Set expectations for regulator I2C interface. Should be used.
EXPECT_CALL(*regI2CInterface, isOpen).Times(1).WillOnce(Return(true));
EXPECT_CALL(*regI2CInterface, read(0x1C, A<uint8_t&>())).Times(1);
// Set expectations for I/O expander I2C interface. Should not be used.
EXPECT_CALL(*ioExpI2CInterface, isOpen).Times(0);
EXPECT_CALL(*ioExpI2CInterface, read(0x1C, A<uint8_t&>())).Times(0);
// Create mock services. Expect no errors to be logged.
MockServices services{};
MockJournal& journal = services.getMockJournal();
EXPECT_CALL(journal, logError(A<const std::string&>())).Times(0);
MockErrorLogging& errorLogging = services.getMockErrorLogging();
EXPECT_CALL(errorLogging, logPhaseFault).Times(0);
// Execute PhaseFaultDetection
detection.execute(services, *system, *chassis, *regulator);
}
// Test where no phase faults detected
{
// Create MockAction. Expect it to be executed 3 times.
auto action = std::make_unique<MockAction>();
EXPECT_CALL(*action, execute).Times(3).WillRepeatedly(Return(true));
// Create PhaseFaultDetection
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::move(action));
PhaseFaultDetection detection{std::move(actions)};
// Create mock services. Expect no errors to be logged.
MockServices services{};
MockJournal& journal = services.getMockJournal();
EXPECT_CALL(journal, logError(A<const std::string&>())).Times(0);
MockErrorLogging& errorLogging = services.getMockErrorLogging();
EXPECT_CALL(errorLogging, logPhaseFault).Times(0);
// Execute PhaseFaultDetection 3 times
for (int i = 1; i <= 3; ++i)
{
detection.execute(services, *system, *chassis, *regulator);
}
}
// Test where N fault occurs, but not twice in a row
{
// Create MockAction that will alternate between returning true and
// false. Expect it to be executed 6 times. Use it for the "condition"
// of an IfAction.
auto conditionAction = std::make_unique<MockAction>();
EXPECT_CALL(*conditionAction, execute)
.Times(6)
.WillOnce(Return(true))
.WillOnce(Return(false))
.WillOnce(Return(true))
.WillOnce(Return(false))
.WillOnce(Return(true))
.WillOnce(Return(false));
// Create a LogPhaseFaultAction that will log an N phase fault in the
// ActionEnvironment. Use it for the "then" clause of an IfAction.
auto logPhaseFaultAction =
std::make_unique<LogPhaseFaultAction>(PhaseFaultType::n);
// Create an IfAction that will log an N phase fault in the
// ActionEnvironment if the mock condition is true.
std::vector<std::unique_ptr<Action>> thenActions{};
thenActions.push_back(std::move(logPhaseFaultAction));
auto ifAction = std::make_unique<IfAction>(std::move(conditionAction),
std::move(thenActions));
// Create PhaseFaultDetection
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::move(ifAction));
PhaseFaultDetection detection{std::move(actions)};
// Create mock services. Expect 3 error messages in the journal for
// an N phase fault detected with the consecutive count = 1. Expect no
// phase fault error to be logged.
MockServices services{};
MockJournal& journal = services.getMockJournal();
EXPECT_CALL(
journal,
logError("n phase fault detected in regulator vdd1: count=1"))
.Times(3);
EXPECT_CALL(
journal,
logError("n phase fault detected in regulator vdd1: count=2"))
.Times(0);
MockErrorLogging& errorLogging = services.getMockErrorLogging();
EXPECT_CALL(errorLogging, logPhaseFault).Times(0);
// Execute PhaseFaultDetection 6 times
for (int i = 1; i <= 6; ++i)
{
detection.execute(services, *system, *chassis, *regulator);
}
}
// Test where N+1 fault occurs, but not twice in a row
{
// Create MockAction that will alternate between returning true and
// false. Expect it to be executed 6 times. Use it for the "condition"
// of an IfAction.
auto conditionAction = std::make_unique<MockAction>();
EXPECT_CALL(*conditionAction, execute)
.Times(6)
.WillOnce(Return(true))
.WillOnce(Return(false))
.WillOnce(Return(true))
.WillOnce(Return(false))
.WillOnce(Return(true))
.WillOnce(Return(false));
// Create a LogPhaseFaultAction that will log an N+1 phase fault in the
// ActionEnvironment. Use it for the "then" clause of an IfAction.
auto logPhaseFaultAction =
std::make_unique<LogPhaseFaultAction>(PhaseFaultType::n_plus_1);
// Create an IfAction that will log an N+1 phase fault in the
// ActionEnvironment if the mock condition is true.
std::vector<std::unique_ptr<Action>> thenActions{};
thenActions.push_back(std::move(logPhaseFaultAction));
auto ifAction = std::make_unique<IfAction>(std::move(conditionAction),
std::move(thenActions));
// Create PhaseFaultDetection
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::move(ifAction));
PhaseFaultDetection detection{std::move(actions)};
// Create mock services. Expect 3 error messages in the journal for
// an N+1 phase fault detected with the consecutive count = 1. Expect
// no phase fault error to be logged.
MockServices services{};
MockJournal& journal = services.getMockJournal();
EXPECT_CALL(
journal,
logError("n+1 phase fault detected in regulator vdd1: count=1"))
.Times(3);
EXPECT_CALL(
journal,
logError("n+1 phase fault detected in regulator vdd1: count=2"))
.Times(0);
MockErrorLogging& errorLogging = services.getMockErrorLogging();
EXPECT_CALL(errorLogging, logPhaseFault).Times(0);
// Execute PhaseFaultDetection 6 times
for (int i = 1; i <= 6; ++i)
{
detection.execute(services, *system, *chassis, *regulator);
}
}
// Test where N fault detected twice in a row
{
// Create action that will log an N phase fault in ActionEnvironment
auto action = std::make_unique<LogPhaseFaultAction>(PhaseFaultType::n);
// Create PhaseFaultDetection
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::move(action));
PhaseFaultDetection detection{std::move(actions)};
// Create mock services with the following expectations:
// - 2 error messages in journal for N phase fault detected
// - 0 error messages in journal for N+1 phase fault detected
// - 1 N phase fault error logged
// - 0 N+1 phase fault errors logged
MockServices services{};
MockJournal& journal = services.getMockJournal();
EXPECT_CALL(
journal,
logError("n phase fault detected in regulator vdd1: count=1"))
.Times(1);
EXPECT_CALL(
journal,
logError("n phase fault detected in regulator vdd1: count=2"))
.Times(1);
EXPECT_CALL(
journal,
logError("n+1 phase fault detected in regulator vdd1: count=1"))
.Times(0);
MockErrorLogging& errorLogging = services.getMockErrorLogging();
std::map<std::string, std::string> additionalData{};
EXPECT_CALL(errorLogging,
logPhaseFault(Entry::Level::Warning, Ref(journal),
PhaseFaultType::n, regulator->getFRU(),
additionalData))
.Times(1);
EXPECT_CALL(errorLogging,
logPhaseFault(_, _, PhaseFaultType::n_plus_1, _, _))
.Times(0);
// Execute PhaseFaultDetection 5 times
for (int i = 1; i <= 5; ++i)
{
detection.execute(services, *system, *chassis, *regulator);
}
}
// Test where N+1 fault detected twice in a row
{
// Create action that will log an N+1 phase fault in ActionEnvironment
auto action =
std::make_unique<LogPhaseFaultAction>(PhaseFaultType::n_plus_1);
// Create PhaseFaultDetection
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::move(action));
PhaseFaultDetection detection{std::move(actions)};
// Create mock services with the following expectations:
// - 2 error messages in journal for N+1 phase fault detected
// - 0 error messages in journal for N phase fault detected
// - 1 N+1 phase fault error logged
// - 0 N phase fault errors logged
MockServices services{};
MockJournal& journal = services.getMockJournal();
EXPECT_CALL(
journal,
logError("n+1 phase fault detected in regulator vdd1: count=1"))
.Times(1);
EXPECT_CALL(
journal,
logError("n+1 phase fault detected in regulator vdd1: count=2"))
.Times(1);
EXPECT_CALL(
journal,
logError("n phase fault detected in regulator vdd1: count=1"))
.Times(0);
MockErrorLogging& errorLogging = services.getMockErrorLogging();
std::map<std::string, std::string> additionalData{};
EXPECT_CALL(errorLogging,
logPhaseFault(Entry::Level::Informational, Ref(journal),
PhaseFaultType::n_plus_1, regulator->getFRU(),
additionalData))
.Times(1);
EXPECT_CALL(errorLogging, logPhaseFault(_, _, PhaseFaultType::n, _, _))
.Times(0);
// Execute PhaseFaultDetection 5 times
for (int i = 1; i <= 5; ++i)
{
detection.execute(services, *system, *chassis, *regulator);
}
}
// Test where both faults detected twice in a row
{
std::vector<std::unique_ptr<Action>> actions{};
// Create action that will log an N+1 phase fault in ActionEnvironment
actions.push_back(
std::make_unique<LogPhaseFaultAction>(PhaseFaultType::n_plus_1));
// Create action that will log an N phase fault in ActionEnvironment
actions.push_back(
std::make_unique<LogPhaseFaultAction>(PhaseFaultType::n));
// Create PhaseFaultDetection
PhaseFaultDetection detection{std::move(actions)};
// Create mock services with the following expectations:
// - 2 error messages in journal for N+1 phase fault detected
// - 2 error messages in journal for N phase fault detected
// - 1 N+1 phase fault error logged
// - 1 N phase fault error logged
MockServices services{};
MockJournal& journal = services.getMockJournal();
EXPECT_CALL(
journal,
logError("n+1 phase fault detected in regulator vdd1: count=1"))
.Times(1);
EXPECT_CALL(
journal,
logError("n+1 phase fault detected in regulator vdd1: count=2"))
.Times(1);
EXPECT_CALL(
journal,
logError("n phase fault detected in regulator vdd1: count=1"))
.Times(1);
EXPECT_CALL(
journal,
logError("n phase fault detected in regulator vdd1: count=2"))
.Times(1);
MockErrorLogging& errorLogging = services.getMockErrorLogging();
std::map<std::string, std::string> additionalData{};
EXPECT_CALL(errorLogging,
logPhaseFault(Entry::Level::Informational, Ref(journal),
PhaseFaultType::n_plus_1, regulator->getFRU(),
additionalData))
.Times(1);
EXPECT_CALL(errorLogging,
logPhaseFault(Entry::Level::Warning, Ref(journal),
PhaseFaultType::n, regulator->getFRU(),
additionalData))
.Times(1);
// Execute PhaseFaultDetection 5 times
for (int i = 1; i <= 5; ++i)
{
detection.execute(services, *system, *chassis, *regulator);
}
}
// Test where additional error data is captured
{
std::vector<std::unique_ptr<Action>> actions{};
// Create action that will capture 1 byte from register 0x0F
actions.push_back(std::make_unique<I2CCaptureBytesAction>(0x0F, 1));
// Create action that will capture 2 bytes from register 0x21
actions.push_back(std::make_unique<I2CCaptureBytesAction>(0x21, 2));
// Create action that will log an N phase fault in ActionEnvironment
actions.push_back(
std::make_unique<LogPhaseFaultAction>(PhaseFaultType::n));
// Create PhaseFaultDetection
PhaseFaultDetection detection{std::move(actions)};
// Set expectations for regulator I2C interface:
// - isOpen() will return true
// - reading 1 byte from register 0x0F will return 0xDA
// - reading 2 bytes from register 0x21 will return [ 0x56, 0x14 ]
EXPECT_CALL(*regI2CInterface, isOpen).WillRepeatedly(Return(true));
uint8_t register0FValues[] = {0xDA};
EXPECT_CALL(*regI2CInterface,
read(0x0F, TypedEq<uint8_t&>(1), NotNull(),
i2c::I2CInterface::Mode::I2C))
.Times(5)
.WillRepeatedly(
SetArrayArgument<2>(register0FValues, register0FValues + 1));
uint8_t register21Values[] = {0x56, 0x14};
EXPECT_CALL(*regI2CInterface,
read(0x21, TypedEq<uint8_t&>(2), NotNull(),
i2c::I2CInterface::Mode::I2C))
.Times(5)
.WillRepeatedly(
SetArrayArgument<2>(register21Values, register21Values + 2));
// Create mock services with the following expectations:
// - 2 error messages in journal for N phase fault detected
// - 1 N phase fault error logged with additional data
MockServices services{};
MockJournal& journal = services.getMockJournal();
EXPECT_CALL(journal, logError(A<const std::string&>())).Times(2);
MockErrorLogging& errorLogging = services.getMockErrorLogging();
std::map<std::string, std::string> additionalData{
{"vdd1_register_0xF", "[ 0xDA ]"},
{"vdd1_register_0x21", "[ 0x56, 0x14 ]"}};
EXPECT_CALL(errorLogging,
logPhaseFault(Entry::Level::Warning, Ref(journal),
PhaseFaultType::n, regulator->getFRU(),
additionalData))
.Times(1);
// Execute PhaseFaultDetection 5 times
for (int i = 1; i <= 5; ++i)
{
detection.execute(services, *system, *chassis, *regulator);
}
}
// Test where fails: Exception thrown by actions
{
// Create I2CCompareBitAction that will use the I2CInterface
auto action = std::make_unique<I2CCompareBitAction>(0x7C, 2, 0);
// Create PhaseFaultDetection
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::move(action));
PhaseFaultDetection detection{std::move(actions)};
// Set expectations for regulator I2C interface:
// - isOpen() will return true
// - reading 1 byte from register 0x7C will throw an I2CException
EXPECT_CALL(*regI2CInterface, isOpen).WillRepeatedly(Return(true));
EXPECT_CALL(*regI2CInterface, read(0x7C, A<uint8_t&>()))
.Times(5)
.WillRepeatedly(Throw(
i2c::I2CException{"Failed to read byte", "/dev/i2c-1", 0x70}));
// Create mock services with the following expectations:
// - 3 error messages in journal for exception
// - 3 error messages in journal for inability to detect phase faults
// - 1 I2C error logged
MockServices services{};
MockJournal& journal = services.getMockJournal();
std::vector<std::string> exceptionMessages{
"I2CException: Failed to read byte: bus /dev/i2c-1, addr 0x70",
"ActionError: i2c_compare_bit: { register: 0x7C, position: 2, "
"value: 0 }"};
EXPECT_CALL(journal, logError(exceptionMessages)).Times(3);
EXPECT_CALL(journal,
logError("Unable to detect phase faults in regulator vdd1"))
.Times(3);
MockErrorLogging& errorLogging = services.getMockErrorLogging();
EXPECT_CALL(errorLogging,
logI2CError(Entry::Level::Warning, Ref(journal),
"/dev/i2c-1", 0x70, 0))
.Times(1);
// Execute PhaseFaultDetection 5 times
for (int i = 1; i <= 5; ++i)
{
detection.execute(services, *system, *chassis, *regulator);
}
}
}
TEST_F(PhaseFaultDetectionTests, GetActions)
{
std::vector<std::unique_ptr<Action>> actions{};
MockAction* action1 = new MockAction{};
actions.push_back(std::unique_ptr<MockAction>{action1});
MockAction* action2 = new MockAction{};
actions.push_back(std::unique_ptr<MockAction>{action2});
PhaseFaultDetection detection{std::move(actions)};
EXPECT_EQ(detection.getActions().size(), 2);
EXPECT_EQ(detection.getActions()[0].get(), action1);
EXPECT_EQ(detection.getActions()[1].get(), action2);
}
TEST_F(PhaseFaultDetectionTests, GetDeviceID)
{
// Test where device ID not specified
{
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::make_unique<MockAction>());
PhaseFaultDetection detection{std::move(actions)};
EXPECT_EQ(detection.getDeviceID(), "");
}
// Test where device ID not specified
{
std::vector<std::unique_ptr<Action>> actions{};
actions.push_back(std::make_unique<MockAction>());
PhaseFaultDetection detection{std::move(actions), "ioexp1"};
EXPECT_EQ(detection.getDeviceID(), "ioexp1");
}
}